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SPL(Structured Process Language) A programming language specially for structured data computing.

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package com.scudata.array;

import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Calendar;
import java.util.Comparator;
import java.util.Date;

import com.scudata.common.ByteArrayInputRecord;
import com.scudata.common.ByteArrayOutputRecord;
import com.scudata.common.MessageManager;
import com.scudata.common.RQException;
import com.scudata.dm.BaseRecord;
import com.scudata.dm.Sequence;
import com.scudata.expression.Relation;
import com.scudata.expression.fn.math.And;
import com.scudata.expression.fn.math.Bit1;
import com.scudata.expression.fn.math.Or;
import com.scudata.expression.fn.math.Xor;
import com.scudata.resources.EngineMessage;
import com.scudata.util.Variant;

/**
 * ????????
 * @author LW
 *
 */
public class ConstArray implements IArray {
	private static final long serialVersionUID = 1L;

	private Object data;
	private int size;

	// ?????????л?
	public ConstArray() {
	}
	
	public ConstArray(Object data, int size) {
		this.data = data;
		this.size = size;
	}
	
	/**
	 * ȡ????????ʹ??????ڴ?????Ϣ??ʾ
	 * @return ???ʹ?
	 */
	public String getDataType() {
		return Variant.getDataType(data);
	}
	
	public Object getData() {
		return data;
	}

	public void setData(Object data) {
		this.data = data;
	}
	
	/**
	 * ׷??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param o Ԫ??ֵ
	 */
	public void add(Object o) {
		if (Variant.isEquals(data, o)) {
			size++;
		}
		
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	
	/**
	 * ׷??һ??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param array Ԫ??????
	 */
	public void addAll(IArray array) {
		if (array.size() == 0) {
			return;
		}
		
		if (array instanceof ConstArray && Variant.isEquals(data, array.get(1))) {
			size += array.size();
		}
		
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ׷??һ??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param array Ԫ??????
	 * @param count Ԫ?ظ???
	 */
	public void addAll(IArray array, int count) {
		if (count == 0) {
			return;
		}
		
		if (array instanceof ConstArray && Variant.isEquals(data, array.get(1))) {
			size += count;
		}
		
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ׷??һ??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param array Ԫ??????
	 * @param index Ҫ????????ݵ???ʼλ??
	 * @param count ????
	 */
	public void addAll(IArray array, int index, int count) {
		if (array instanceof ConstArray && Variant.isEquals(data, array.get(1))) {
			size += count;
		}
		
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ׷??һ??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param array Ԫ??????
	 */
	public void addAll(Object []array) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ????Ԫ?أ???????Ͳ????????׳??쳣
	 * @param index ????λ?ã???1??ʼ????
	 * @param o Ԫ??ֵ
	 */
	public void insert(int index, Object o) {
		if (Variant.isEquals(data, o)) {
			size++;
		}
		
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}

	/**
	 * ??ָ??λ?ò???һ??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param pos λ?ã???1??ʼ????
	 * @param array Ԫ??????
	 */
	public void insertAll(int pos, IArray array) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ??ָ??λ?ò???һ??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param pos λ?ã???1??ʼ????
	 * @param array Ԫ??????
	 */
	public void insertAll(int pos, Object []array) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}

	/**
	 * ׷??Ԫ?أ??????????????Ϊ???㹻?ռ???Ԫ?أ?????????Ͳ????????׳??쳣
	 * @param o Ԫ??ֵ
	 */
	public void push(Object o) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ׷??һ???ճ?Ա???????????????Ϊ???㹻?ռ???Ԫ?أ?
	 */
	public void pushNull() {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ??array?еĵ?index??Ԫ?????ӵ???ǰ?????У???????Ͳ????????׳??쳣
	 * @param array ????
	 * @param index Ԫ??????????1??ʼ????
	 */
	public void push(IArray array, int index) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ??array?еĵ?index??Ԫ?????ӵ???ǰ?????У???????Ͳ????????׳??쳣
	 * @param array ????
	 * @param index Ԫ??????????1??ʼ????
	 */
	public void add(IArray array, int index) {
		if (Variant.isEquals(data, array.get(index))) {
			size++;
		}
		
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ??array?еĵ?index??Ԫ?????????ǰ?????ָ??Ԫ?أ???????Ͳ????????׳??쳣
	 * @param curIndex ??ǰ?????Ԫ??????????1??ʼ????
	 * @param array ????
	 * @param index Ԫ??????????1??ʼ????
	 */
	public void set(int curIndex, IArray array, int index) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}	
	
	/**
	 * ȡָ??λ??Ԫ??
	 * @param index ????????1??ʼ????
	 * @return
	 */
	public Object get(int index) {
		return data;
	}

	/**
	 * ȡָ??λ??Ԫ?ص?????ֵ
	 * @param index ????????1??ʼ????
	 * @return ????ֵ
	 */
	public int getInt(int index) {
		return ((Number)data).intValue();
	}
	
	/**
	 * ȡָ??λ??Ԫ?صij?????ֵ
	 * @param index ????????1??ʼ????
	 * @return ??????ֵ
	 */
	public long getLong(int index) {
		return ((Number)data).longValue();
	}
	
	/**
	 * ȡָ??λ??Ԫ???????????
	 * @param indexArray λ??????
	 * @return IArray
	 */
	public IArray get(int []indexArray) {
		return new ConstArray(data, indexArray.length);
	}
	
	/**
	 * ȡָ??λ??Ԫ???????????
	 * @param indexArray λ??????
	 * @param start ??ʼλ?ã?????
	 * @param end ????λ?ã?????
	 * @param doCheck true??λ?ÿ??ܰ???0??0??λ????null??䣬false?????????0
	 * @return IArray
	 */
	public IArray get(int []indexArray, int start, int end, boolean doCheck) {
		int len = end - start + 1;
		Object data = this.data;
		
		if (doCheck && data != null) {
			Object []resultDatas = new Object[len + 1];
			for (int i = 1; start <= end; ++start, ++i) {
				int q = indexArray[start];
				if (q > 0) {
					resultDatas[i] = data;
				}
			}
			
			return new ObjectArray(resultDatas, len);
		} else {
			return new ConstArray(data, len);
		}
	}
	
	/**
	 * ȡָ??λ??Ԫ???????????
	 * @param IArray λ??????
	 * @return IArray
	 */
	public IArray get(IArray indexArray) {
		Object data = this.data;
		int len = indexArray.size();
		ObjectArray result = new ObjectArray(len);
		
		for (int i = 1; i <= len; ++i) {
			if (indexArray.isNull(i)) {
				result.pushNull();
			} else {
				result.push(data);
			}
		}
		
		return result;
	}
	
	/**
	 * ȡijһ?????????????
	 * @param start ??ʼλ?ã???????
	 * @param end ????λ?ã?????????
	 * @return IArray
	 */
	public IArray get(int start, int end) {
		return new ConstArray(data, end - start);
	}
	
	/**
	 * ʹ?б?????????С??minCapacity
	 * @param minCapacity ??С????
	 */
	public void ensureCapacity(int minCapacity) {
	}
	
	/**
	 * ??????????ʹ????Ԫ???????
	 */
	public void trimToSize() {
	}
	
	/**
	 * ?ж?ָ??λ?õ?Ԫ???Ƿ??ǿ?
	 * @param index ????????1??ʼ????
	 * @return
	 */
	public boolean isNull(int index) {
		return data == null;
	}
	
	/**
	 * ?ж?Ԫ???Ƿ???True
	 * @return BoolArray
	 */
	public BoolArray isTrue() {
		int size = this.size;
		boolean []resultDatas = new boolean[size + 1];
		boolean value = Variant.isTrue(data);
		
		for (int i = 1; i <= size; ++i) {
			resultDatas[i] = value;
		}
		
		BoolArray result = new BoolArray(resultDatas, size);
		result.setTemporary(true);
		return result;
	}
	
	/**
	 * ?ж?Ԫ???Ƿ??Ǽ?
	 * @return BoolArray
	 */
	public BoolArray isFalse() {
		int size = this.size;
		boolean []resultDatas = new boolean[size + 1];
		boolean value = Variant.isFalse(data);
		
		for (int i = 1; i <= size; ++i) {
			resultDatas[i] = value;
		}
		
		BoolArray result = new BoolArray(resultDatas, size);
		result.setTemporary(true);
		return result;
	}
	
	/**
	 * ?ж?ָ??λ?õ?Ԫ???Ƿ???True
	 * @param index ????????1??ʼ????
	 * @return
	 */
	public boolean isTrue(int index) {
		return Variant.isTrue(data);
	}
	
	/**
	 * ?ж?ָ??λ?õ?Ԫ???Ƿ???False
	 * @param index ????????1??ʼ????
	 * @return
	 */
	public boolean isFalse(int index) {
		return Variant.isFalse(data);
	}

	/**
	 * ?Ƿ??Ǽ??????????ʱ?????????飬??ʱ?????Ŀ??Ա??޸ģ????? f1+f2+f3??ֻ?????һ???????Ž??
	 * @return true??????ʱ?????????飬false????????ʱ??????????
	 */
	public boolean isTemporary() {
		return false;
	}

	/**
	 * ?????Ƿ??Ǽ??????????ʱ??????????
	 * @param ifTemporary true??????ʱ?????????飬false????????ʱ??????????
	 */
	public void setTemporary(boolean ifTemporary) {
	}
	
	/**
	 * ɾ?????һ??Ԫ??
	 */
	public void removeLast() {
		size--;
	}
	
	/**
	 * ɾ??ָ??λ?õ?Ԫ??
	 * @param index ????????1??ʼ????
	 */
	public void remove(int index) {
		size--;
	}
	
	/**
	 * ɾ??ָ???????ڵ?Ԫ??
	 * @param from ??ʼλ?ã?????
	 * @param to ????λ?ã?????
	 */
	public void removeRange(int fromIndex, int toIndex) {
		size -= (toIndex - fromIndex + 1);
	}
	
	/**
	 * ɾ??ָ??λ?õ?Ԫ?أ???Ŵ?С????????
	 * @param seqs ????????
	 */
	public void remove(int []seqs) {
		size -= seqs.length;
	}
	
	/**
	 * ????ָ???????ڵ?????
	 * @param start ??ʼλ?ã???????
	 * @param end ????λ?ã???????
	 */
	public void reserve(int start, int end) {
		size = end - start + 1;
	}

	public int size() {
		return size;
	}
	
	/**
	 * ????????ķǿ?Ԫ????Ŀ
	 * @return ?ǿ?Ԫ????Ŀ
	 */
	public int count() {
		return data != null ? size : 0;
	}
	
	/**
	 * ?ж??????Ƿ???ȡֵΪtrue??Ԫ??
	 * @return true???У?false??û??
	 */
	public boolean containTrue() {
		return Variant.isTrue(data);
	}
	
	/**
	 * ???ص?һ????Ϊ?յ?Ԫ??
	 * @return Object
	 */
	public Object ifn() {
		return data;
	}

	/**
	 * ?޸?????ָ??Ԫ?ص?ֵ????????Ͳ????????׳??쳣
	 * @param index ????????1??ʼ????
	 * @param obj ֵ
	 */
	public void set(int index, Object obj) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(mm.getMessage("pdm.modifyConstArrayError"));
	}
	
	/**
	 * ɾ?????е?Ԫ??
	 */
	public void clear() {
		data = null;
		size = 0;
	}

	/**
	 * ???ַ?????ָ??Ԫ??
	 * @param elem
	 * @return int Ԫ?ص?????,????????ڷ??ظ??IJ???λ??.
	 */
	public int binarySearch(Object elem) {
		if (size == 0) {
			return -1;
		}
		
		int cmp = Variant.compare(data, elem, true);
		if (cmp == 0) {
			return 1;
		} else if (cmp < 0) {
			return -1;
		} else {
			return -size - 1;
		}
	}
	/**
	 * ???ַ?????ָ??Ԫ??
	 * @param elem
	 * @param start ??ʼ????λ?ã???????
	 * @param end ????????λ?ã???????
	 * @return Ԫ?ص?????,????????ڷ??ظ??IJ???λ??.
	 */
	public int binarySearch(Object elem, int start, int end) {
		if (end == 0) {
			return -1;
		}
		
		int cmp = Variant.compare(data, elem, true);
		if (cmp == 0) {
			return start;
		} else if (cmp < 0) {
			return -1;
		} else {
			return -size - 1;
		}
	}
	
	/**
	 * ?????б????Ƿ????ָ??Ԫ??
	 * @param elem Object ?????ҵ?Ԫ??
	 * @return boolean true????????false????????
	 */
	public boolean contains(Object elem) {
		if (size == 0) {
			return false;
		}
		
		return Variant.isEquals(data, elem);
	}
	/**
	 * ?ж??????Ԫ???Ƿ??ڵ?ǰ??????
	 * @param isSorted ??ǰ?????Ƿ?????
	 * @param array ????
	 * @param result ???ڴ?Ž????ֻ??ȡֵΪtrue??
	 */
	public void contains(boolean isSorted, IArray array, BoolArray result) {
		int resultSize = result.size();
		if (size > 0) {
			Object data = this.data;
			for (int i = 1; i <= resultSize; ++i) {
				if (result.isTrue(i) && !Variant.isEquals(data, array.get(i))) {
					result.set(i, false);
				}
			}
		} else {
			for (int i = 1; i <= resultSize; ++i) {
				result.set(i, false);
			}
		}
	}
	
	/**
	 * ?????б????Ƿ????ָ??Ԫ?أ?ʹ?õȺűȽ?
	 * @param elem
	 * @return boolean true????????false????????
	 */
	public boolean objectContains(Object elem) {
		return data == elem;
	}
	
	/**
	 * ????Ԫ???????????״γ??ֵ?λ??
	 * @param elem ?????ҵ?Ԫ??
	 * @param start ??ʼ????λ?ã???????
	 * @return ???Ԫ?ش????򷵻?ֵ????0?????򷵻?0
	 */
	public int firstIndexOf(Object elem, int start) {
		if (size == 0) {
			return 0;
		}
		
		return Variant.isEquals(data, elem) ? start : 0;
	}
	
	/**
	 * ????Ԫ???????????????ֵ?λ??
	 * @param elem ?????ҵ?Ԫ??
	 * @param start ?Ӻ??濪ʼ???ҵ?λ?ã???????
	 * @return ???Ԫ?ش????򷵻?ֵ????0?????򷵻?0
	 */
	public int lastIndexOf(Object elem, int start) {
		if (size == 0) {
			return 0;
		}
		
		return Variant.isEquals(data, elem) ? start : 0;
	}
	
	/**
	 * ????Ԫ?????????????г??ֵ?λ??
	 * @param elem ?????ҵ?Ԫ??
	 * @param start ??ʼ????λ?ã???????
	 * @param isSorted ??ǰ?????Ƿ?????
	 * @param isFromHead true????ͷ??ʼ??????false????β??ǰ??ʼ????
	 * @return IntArray
	 */
	public IntArray indexOfAll(Object elem, int start, boolean isSorted, boolean isFromHead) {
		if (size > 0 && Variant.isEquals(data, elem)) {
			int end = size;
			if (!isFromHead) {
				end = start;
				start = 1;
			}
			
			IntArray result = new IntArray(end - start + 1);
			if (isFromHead) {
				for (; start <= end; ++start) {
					result.pushInt(start);
				}
			} else {
				for (; end >= start; --end) {
					result.pushInt(end);
				}
			}
			
			return result;
		} else {
			return new IntArray(1);
		}
	}
	
	/**
	 * ????????
	 * @return
	 */
	public IArray dup() {
		return new ConstArray(data, size);
	}
	
	/**
	 * д???ݵ???
	 * @param out ?????
	 * @throws IOException
	 */
	public void writeExternal(ObjectOutput out) throws IOException {
		out.writeByte(1);
		out.writeInt(size);
		out.writeObject(data);
	}
	
	/**
	 * ?????ж?????
	 * @param in ??????
	 * @throws IOException
	 * @throws ClassNotFoundException
	 */
	public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
		in.readByte();
		size = in.readInt();
		data = in.readObject();
	}
	
	public byte[] serialize() throws IOException{
		ByteArrayOutputRecord out = new ByteArrayOutputRecord();
		out.writeByte(1);
		out.writeInt(size);
		out.writeObject(data, true);
		return out.toByteArray();
	}
	
	public void fillRecord(byte[] buf) throws IOException, ClassNotFoundException {
		ByteArrayInputRecord in = new ByteArrayInputRecord(buf);
		in.readByte();
		size = in.readInt();
		data = in.readObject(true);
	}
	
	/**
	 * ????һ??ͬ???͵?????
	 * @param count
	 * @return
	 */
	public IArray newInstance(int count) {
		if (data instanceof Integer) {
			return new IntArray(count);
		} else if (data instanceof Long) {
			return new LongArray(count);
		} else if (data instanceof Double) {
			return new DoubleArray(count);
		} else if (data instanceof String) {
			return new StringArray(count);
		} else if (data instanceof Date) {
			return new DateArray(count);
		} else if (data instanceof Boolean) {
			return new BoolArray(count);
		} else {
			return new ObjectArray(count);
		}
	}

	/**
	 * ???????Ա?????ֵ
	 * @return IArray ????ֵ????
	 */
	public IArray abs() {
		if (data == null) {
			return this;
		} else {
			return new ConstArray(Variant.abs(data), size);
		}
	}
	
	/**
	 * ???????Ա??
	 * @return IArray ??ֵ????
	 */
	public IArray negate() {
		if (data == null) {
			return this;
		} else {
			return new ConstArray(Variant.negate(data), size);
		}
	}

	/**
	 * ???????Ա???
	 * @return IArray ??ֵ????
	 */
	public IArray not() {
		Boolean b = Boolean.valueOf(Variant.isFalse(data));
		return new ConstArray(b, size);
	}

	/**
	 * ?ж?????ij?Ա?Ƿ??????????԰???null??
	 * @return true??????????false?????з?????ֵ
	 */
	public boolean isNumberArray() {
		return data == null || data instanceof Number;
	}

	/**
	 * ????????????????Ӧ?ij?Ա?ĺ?
	 * @param array ?Ҳ?????
	 * @return ??????
	 */
	public IArray memberAdd(IArray array) {
		return array.memberAdd(data);
	}

	/**
	 * ????????ij?Ա??ָ???????ĺ?
	 * @param value ????
	 * @return ??????
	 */
	public IArray memberAdd(Object value) {
		value = Variant.add(data, value);
		return new ConstArray(value, size);
	}

	/**
	 * ????????????????Ӧ?ij?Ա?IJ?
	 * @param array ?Ҳ?????
	 * @return ??????
	 */
	public IArray memberSubtract(IArray array) {
		if (array instanceof IntArray) {
			return memberSubtract((IntArray)array);
		} else if (array instanceof LongArray) {
			return memberSubtract((LongArray)array);
		} else if (array instanceof DoubleArray) {
			return memberSubtract((DoubleArray)array);
		} else if (array instanceof ConstArray) {
			Object value = array.get(1);
			value = Variant.subtract(data, value);
			return new ConstArray(value, size);
		} else if (array instanceof ObjectArray) {
			return memberSubtract((ObjectArray)array);
		} else if (array instanceof DateArray) {
			return memberSubtract((DateArray)array);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illSubtract"));
		}
	}
	
	private IArray memberSubtract(IntArray array) {
		int size = this.size;
		int []datas = array.getDatas();
		boolean []signs = array.getSigns();
		
		if (data instanceof Long) {
			long v = ((Long)data).longValue();
			long []resultDatas = new long[size + 1];
			
			if (signs == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v - datas[i];
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (signs[i]) {
						resultDatas[i] = v;
					} else {
						resultDatas[i] = v - datas[i];
					}
				}
			}
			
			IArray result = new LongArray(resultDatas, null, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Double || data instanceof Float) {
			double v = ((Number)data).doubleValue();
			double []resultDatas = new double[size + 1];
			
			if (signs == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v - datas[i];
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (signs[i]) {
						resultDatas[i] = v;
					} else {
						resultDatas[i] = v - datas[i];
					}
				}
			}
			
			IArray result = new DoubleArray(resultDatas, null, size);
			result.setTemporary(true);
			return result;
		} else if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigDecimal decimal;
			if (data instanceof BigDecimal) {
				decimal = (BigDecimal)data;
			} else {
				decimal = new BigDecimal((BigInteger)data);
			}
			
			Object []resultDatas = new Object[size + 1];
			if (signs == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = decimal.subtract(new BigDecimal(datas[i]));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (signs[i]) {
						resultDatas[i] = decimal;
					} else {
						resultDatas[i] = decimal.subtract(new BigDecimal(datas[i]));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			int v = ((Number)data).intValue();
			if (array.isTemporary()) {
				if (signs == null) {
					for (int i = 1; i <= size; ++i) {
						datas[i] = v - datas[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (signs[i]) {
							datas[i] = v;
						} else {
							datas[i] = v - datas[i];
						}
					}
					
					array.setSigns(null);
				}
				
				return array;
			} else {
				int []resultDatas = new int[size + 1];
				if (signs == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v - datas[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (signs[i]) {
							resultDatas[i] = v;
						} else {
							resultDatas[i] = v - datas[i];
						}
					}
				}
				
				IArray result = new IntArray(resultDatas, null, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data instanceof Date) {
			Date date = (Date)data;
			long time = date.getTime();
			Calendar calendar = Calendar.getInstance();
			Object []resultDatas = new Object[size + 1];
			
			for (int i = 1; i <= size; ++i) {
				if (signs == null || !signs[i]) {
					calendar.setTimeInMillis(time);
					calendar.add(Calendar.DATE, -datas[i]);
					Date resultDate = (Date)date.clone();
					resultDate.setTime(calendar.getTimeInMillis());
					resultDatas[i] = resultDate;
				} else {
					resultDatas[i] = date;
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data == null) {
			return array.negate();
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illSubtract"));
		}
	}
	
	private IArray memberSubtract(LongArray array) {
		int size = this.size;
		long []datas = array.getDatas();
		boolean []signs = array.getSigns();
		
		if (data instanceof Double || data instanceof Float) {
			double v = ((Number)data).doubleValue();
			double []resultDatas = new double[size + 1];
			
			if (signs == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v - datas[i];
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (signs[i]) {
						resultDatas[i] = v;
					} else {
						resultDatas[i] = v - datas[i];
					}
				}
			}
			
			IArray result = new DoubleArray(resultDatas, null, size);
			result.setTemporary(true);
			return result;
		} else if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigDecimal decimal;
			if (data instanceof BigDecimal) {
				decimal = (BigDecimal)data;
			} else {
				decimal = new BigDecimal((BigInteger)data);
			}
			
			Object []resultDatas = new Object[size + 1];
			if (signs == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = decimal.subtract(new BigDecimal(datas[i]));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (signs[i]) {
						resultDatas[i] = decimal;
					} else {
						resultDatas[i] = decimal.subtract(new BigDecimal(datas[i]));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			long v = ((Number)data).longValue();
			if (array.isTemporary()) {
				if (signs == null) {
					for (int i = 1; i <= size; ++i) {
						datas[i] = v - datas[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (signs[i]) {
							datas[i] = v;
						} else {
							datas[i] = v - datas[i];
						}
					}
					
					array.setSigns(null);
				}
				
				return array;
			} else {
				long []resultDatas = new long[size + 1];
				if (signs == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v - datas[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (signs[i]) {
							resultDatas[i] = v;
						} else {
							resultDatas[i] = v - datas[i];
						}
					}
				}
				
				IArray result = new LongArray(resultDatas, null, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data instanceof Date) {
			Date date = (Date)data;
			long time = date.getTime();
			Calendar calendar = Calendar.getInstance();
			Object []resultDatas = new Object[size + 1];
			
			for (int i = 1; i <= size; ++i) {
				if (signs == null || !signs[i]) {
					calendar.setTimeInMillis(time);
					calendar.add(Calendar.DATE, -(int)datas[i]);
					Date resultDate = (Date)date.clone();
					resultDate.setTime(calendar.getTimeInMillis());
					resultDatas[i] = resultDate;
				} else {
					resultDatas[i] = date;
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data == null) {
			return array.negate();
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illSubtract"));
		}
	}

	private IArray memberSubtract(DoubleArray array) {
		int size = this.size;
		double []datas = array.getDatas();
		boolean []signs = array.getSigns();
		
		if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigDecimal decimal;
			if (data instanceof BigDecimal) {
				decimal = (BigDecimal)data;
			} else {
				decimal = new BigDecimal((BigInteger)data);
			}
			
			Object []resultDatas = new Object[size + 1];
			if (signs == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = decimal.subtract(new BigDecimal(datas[i]));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (signs[i]) {
						resultDatas[i] = decimal;
					} else {
						resultDatas[i] = decimal.subtract(new BigDecimal(datas[i]));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			double v = ((Number)data).doubleValue();
			if (array.isTemporary()) {
				if (signs == null) {
					for (int i = 1; i <= size; ++i) {
						datas[i] = v - datas[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (signs[i]) {
							datas[i] = v;
						} else {
							datas[i] = v - datas[i];
						}
					}
					
					array.setSigns(null);
				}
				
				return array;
			} else {
				double []resultDatas = new double[size + 1];
				if (signs == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v - datas[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (signs[i]) {
							resultDatas[i] = v;
						} else {
							resultDatas[i] = v - datas[i];
						}
					}
				}
				
				IArray result = new DoubleArray(resultDatas, null, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data instanceof Date) {
			Date date = (Date)data;
			long time = date.getTime();
			Calendar calendar = Calendar.getInstance();
			Object []resultDatas = new Object[size + 1];
			
			for (int i = 1; i <= size; ++i) {
				if (signs == null || !signs[i]) {
					calendar.setTimeInMillis(time);
					calendar.add(Calendar.DATE, -(int)datas[i]);
					Date resultDate = (Date)date.clone();
					resultDate.setTime(calendar.getTimeInMillis());
					resultDatas[i] = resultDate;
				} else {
					resultDatas[i] = date;
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data == null) {
			return array.negate();
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illSubtract"));
		}
	}
	
	private IArray memberSubtract(DateArray array) {
		if (data instanceof Date) {
			int size = this.size;
			Date date = (Date)data;
			Date []datas = array.getDatas();
			
			long []resultDatas = new long[size + 1];
			boolean []resultSigns = null;
			for (int i = 1; i <= size; ++i) {
				if (datas[i] == null) {
					if (resultSigns == null) {
						resultSigns = new boolean[size + 1];
					}
					
					resultSigns[i] = true;
				} else {
					resultDatas[i] = Variant.dayInterval(datas[i], date);
				}
			}
			
			IArray result = new LongArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illSubtract"));
		}
	}

	private ObjectArray memberSubtract(ObjectArray array) {
		Object data = this.data;
		int size = this.size;
		Object []datas = array.getDatas();
		
		if (array.isTemporary()) {
			for (int i = 1; i <= size; ++i) {
				datas[i] = Variant.subtract(data, datas[i]);
			}
			
			return array;
		} else {
			Object []resultDatas = new Object[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = Variant.subtract(data, datas[i]);
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		}
	}

	/**
	 * ????????????????Ӧ?ij?Ա?Ļ?
	 * @param array ?Ҳ?????
	 * @return ??????
	 */
	public IArray memberMultiply(IArray array) {
		return array.memberMultiply(data);
	}

	/**
	 * ????????ij?Ա??ָ???????Ļ?
	 * @param value ????
	 * @return ??????
	 */
	public IArray memberMultiply(Object value) {
		value = Variant.multiply(data, value);
		return new ConstArray(value, size);
	}

	/**
	 * ????????????????Ӧ?ij?Ա?ij?
	 * @param array ?Ҳ?????
	 * @return ??????
	 */
	public IArray memberDivide(IArray array) {
		if (array instanceof IntArray) {
			return memberDivide((IntArray)array);
		} else if (array instanceof LongArray) {
			return memberDivide((LongArray)array);
		} else if (array instanceof DoubleArray) {
			return memberDivide((DoubleArray)array);
		} else if (array instanceof ConstArray) {
			Object value = array.get(1);
			value = Variant.divide(data, value);
			return new ConstArray(value, size);
		} else if (array instanceof ObjectArray) {
			return memberDivide((ObjectArray)array);
		} else if (array instanceof StringArray) {
			return memberDivide((StringArray)array);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(getDataType() + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}
	
	private StringArray memberDivide(StringArray array) {
		if (data == null) {
			return array;
		}
		
		String str = data.toString();
		int size = this.size;
		String []d2 = array.getDatas();

		if (isTemporary()) {
			for (int i = 1; i <= size; ++i) {
				if (d2[i] != null) {
					d2[i] = str + d2[i];
				} else {
					d2[i] = str;
				}
			}
			
			return array;
		} else {
			String []resultDatas = new String[size + 1];
			for (int i = 1; i <= size; ++i) {
				if (d2[i] != null) {
					resultDatas[i] = str + d2[i];
				} else {
					resultDatas[i] = str;
				}
			}
			
			StringArray result = new StringArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		}
	}
	
	private IArray memberDivide(IntArray array) {
		Object data = this.data;
		int size = this.size;
		int []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigDecimal decimal;
			if (data instanceof BigDecimal) {
				decimal = (BigDecimal)data;
			} else {
				decimal = new BigDecimal((BigInteger)data);
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = decimal.divide(new BigDecimal(d2[i]), Variant.Divide_Scale, Variant.Divide_Round);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = decimal.divide(new BigDecimal(d2[i]), Variant.Divide_Scale, Variant.Divide_Round);
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			double v = ((Number)data).doubleValue();
			double []resultDatas = new double[size + 1];
			boolean []resultSigns = null;
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v / (double)d2[i];
				}
			} else {
				resultSigns = new boolean[size + 1];
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultSigns[i] = true;
					} else {
						resultDatas[i] = v / (double)d2[i];
					}
				}
			}
			
			IArray result = new DoubleArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof String) {
			String str = (String)data;
			Object []resultDatas = new Object[size + 1];
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = str + d2[i];
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = str + d2[i];
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;			
		} else if (data == null) {
			return new ConstArray(null, size);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}

	private IArray memberDivide(LongArray array) {
		Object data = this.data;
		int size = this.size;
		long []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigDecimal decimal;
			if (data instanceof BigDecimal) {
				decimal = (BigDecimal)data;
			} else {
				decimal = new BigDecimal((BigInteger)data);
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = decimal.divide(new BigDecimal(d2[i]), Variant.Divide_Scale, Variant.Divide_Round);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = decimal.divide(new BigDecimal(d2[i]), Variant.Divide_Scale, Variant.Divide_Round);
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			double v = ((Number)data).doubleValue();
			double []resultDatas = new double[size + 1];
			boolean []resultSigns = null;
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v / (double)d2[i];
				}
			} else {
				resultSigns = new boolean[size + 1];
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultSigns[i] = true;
					} else {
						resultDatas[i] = v / (double)d2[i];
					}
				}
			}
			
			IArray result = new DoubleArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof String) {
			String str = (String)data;
			Object []resultDatas = new Object[size + 1];
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = str + d2[i];
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = str + d2[i];
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;			
		} else if (data == null) {
			return new ConstArray(null, size);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}

	private IArray memberDivide(DoubleArray array) {
		Object data = this.data;
		int size = this.size;
		double []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigDecimal decimal;
			if (data instanceof BigDecimal) {
				decimal = (BigDecimal)data;
			} else {
				decimal = new BigDecimal((BigInteger)data);
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = decimal.divide(new BigDecimal(d2[i]), Variant.Divide_Scale, Variant.Divide_Round);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = decimal.divide(new BigDecimal(d2[i]), Variant.Divide_Scale, Variant.Divide_Round);
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			double v = ((Number)data).doubleValue();
			if (array.isTemporary()) {
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						d2[i] = v / d2[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (!s2[i]) {
							d2[i] = v / d2[i];
						}
					}
				}
				
				return array;
			} else {
				double []resultDatas = new double[size + 1];
				boolean []resultSigns = null;
				
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v / d2[i];
					}
				} else {
					resultSigns = new boolean[size + 1];
					for (int i = 1; i <= size; ++i) {
						if (s2[i]) {
							resultSigns[i] = true;
						} else {
							resultDatas[i] = v / d2[i];
						}
					}
				}
				
				IArray result = new DoubleArray(resultDatas, resultSigns, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data instanceof String) {
			String str = (String)data;
			Object []resultDatas = new Object[size + 1];
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = str + d2[i];
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = str + d2[i];
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;			
		} else if (data == null) {
			return new ConstArray(null, size);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}

	private ObjectArray memberDivide(ObjectArray array) {
		Object data = this.data;
		int size = this.size;
		Object []datas = array.getDatas();
		
		if (array.isTemporary()) {
			for (int i = 1; i <= size; ++i) {
				datas[i] = Variant.divide(data, datas[i]);
			}
			
			return array;
		} else {
			Object []resultDatas = new Object[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = Variant.divide(data, datas[i]);
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		}
	}

	/**
	 * ????????????????Ӧ??????Աȡ??????г?Ա?????
	 * @param array ?Ҳ?????
	 * @return ??????????????????????
	 */
	public IArray memberMod(IArray array) {
		if (array instanceof IntArray) {
			return memberMod((IntArray)array);
		} else if (array instanceof LongArray) {
			return memberMod((LongArray)array);
		} else if (array instanceof DoubleArray) {
			return memberMod((DoubleArray)array);
		} else if (array instanceof ConstArray) {
			Object value = ArrayUtil.mod(data, array.get(1));
			return new ConstArray(value, size);
		} else if (array instanceof ObjectArray) {
			return memberMod((ObjectArray)array);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(getDataType() + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illMod"));
		}
	}
	
	private IArray memberMod(IntArray array) {
		Object data = this.data;
		int size = this.size;
		int []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if (data instanceof Long) {
			long v = ((Number)data).longValue();
			long []resultDatas = new long[size + 1];
			boolean []resultSigns = null;
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v % d2[i];
				}
			} else {
				resultSigns = new boolean[size + 1];
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultSigns[i] = true;
					} else {
						resultDatas[i] = v % d2[i];
					}
				}
			}
			
			IArray result = new LongArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Double || data instanceof Float) {
			double v = ((Number)data).doubleValue();
			double []resultDatas = new double[size + 1];
			boolean []resultSigns = null;
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v % d2[i];
				}
			} else {
				resultSigns = new boolean[size + 1];
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultSigns[i] = true;
					} else {
						resultDatas[i] = v % d2[i];
					}
				}
			}
			
			IArray result = new DoubleArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigInteger v;
			if (data instanceof BigDecimal) {
				v = ((BigDecimal)data).toBigInteger();
			} else {
				v = (BigInteger)data;
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = new BigDecimal(v.mod(BigInteger.valueOf(d2[i])));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = new BigDecimal(v.mod(BigInteger.valueOf(d2[i])));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			int v = ((Number)data).intValue();
			if (array.isTemporary()) {
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						d2[i] = v % d2[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (!s2[i]) {
							d2[i] = v % d2[i];
						}
					}
				}
				
				return array;
			} else {
				int []resultDatas = new int[size + 1];
				boolean []resultSigns = null;
				
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v % d2[i];
					}
				} else {
					resultSigns = new boolean[size + 1];
					for (int i = 1; i <= size; ++i) {
						if (s2[i]) {
							resultSigns[i] = true;
						} else {
							resultDatas[i] = v % d2[i];
						}
					}
				}
				
				IArray result = new IntArray(resultDatas, resultSigns, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data == null) {
			return new ConstArray(null, size);
		} else if (data instanceof Sequence) {
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = ArrayUtil.mod(data, d2[i]);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultDatas[i] = data;
					} else {
						resultDatas[i] = ArrayUtil.mod(data, d2[i]);
					}
				}				
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illMod"));
		}
	}
	
	private IArray memberMod(LongArray array) {
		Object data = this.data;
		int size = this.size;
		long []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if (data instanceof Double || data instanceof Float) {
			double v = ((Number)data).doubleValue();
			double []resultDatas = new double[size + 1];
			boolean []resultSigns = null;
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v % d2[i];
				}
			} else {
				resultSigns = new boolean[size + 1];
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultSigns[i] = true;
					} else {
						resultDatas[i] = v % d2[i];
					}
				}
			}
			
			IArray result = new DoubleArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigInteger v;
			if (data instanceof BigDecimal) {
				v = ((BigDecimal)data).toBigInteger();
			} else {
				v = (BigInteger)data;
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = new BigDecimal(v.mod(BigInteger.valueOf(d2[i])));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = new BigDecimal(v.mod(BigInteger.valueOf(d2[i])));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			long v = ((Number)data).longValue();
			if (array.isTemporary()) {
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						d2[i] = v % d2[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (!s2[i]) {
							d2[i] = v % d2[i];
						}
					}
				}
				
				return array;
			} else {
				long []resultDatas = new long[size + 1];
				boolean []resultSigns = null;
				
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v % d2[i];
					}
				} else {
					resultSigns = new boolean[size + 1];
					for (int i = 1; i <= size; ++i) {
						if (s2[i]) {
							resultSigns[i] = true;
						} else {
							resultDatas[i] = v % d2[i];
						}
					}
				}
				
				IArray result = new LongArray(resultDatas, resultSigns, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data == null) {
			return new ConstArray(null, size);
		} else if (data instanceof Sequence) {
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = ArrayUtil.mod(data, d2[i]);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultDatas[i] = data;
					} else {
						resultDatas[i] = ArrayUtil.mod(data, d2[i]);
					}
				}				
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illMod"));
		}
	}
	
	private IArray memberMod(DoubleArray array) {
		Object data = this.data;
		int size = this.size;
		double []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigInteger v;
			if (data instanceof BigDecimal) {
				v = ((BigDecimal)data).toBigInteger();
			} else {
				v = (BigInteger)data;
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = new BigDecimal(v.mod(BigInteger.valueOf((long)d2[i])));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = new BigDecimal(v.mod(BigInteger.valueOf((long)d2[i])));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			double v = ((Number)data).longValue();
			if (array.isTemporary()) {
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						d2[i] = v % d2[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (!s2[i]) {
							d2[i] = v % d2[i];
						}
					}
				}
				
				return array;
			} else {
				double []resultDatas = new double[size + 1];
				boolean []resultSigns = null;
				
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v % d2[i];
					}
				} else {
					resultSigns = new boolean[size + 1];
					for (int i = 1; i <= size; ++i) {
						if (s2[i]) {
							resultSigns[i] = true;
						} else {
							resultDatas[i] = v % d2[i];
						}
					}
				}
				
				IArray result = new DoubleArray(resultDatas, resultSigns, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data == null) {
			return new ConstArray(null, size);
		} else if (data instanceof Sequence) {
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = ArrayUtil.mod(data, d2[i]);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultDatas[i] = data;
					} else {
						resultDatas[i] = ArrayUtil.mod(data, d2[i]);
					}
				}				
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illMod"));
		}
	}
	
	private IArray memberMod(ObjectArray array) {
		Object data = this.data;
		int size = this.size;
		Object []datas = array.getDatas();
		
		if (array.isTemporary()) {
			for (int i = 1; i <= size; ++i) {
				datas[i] = ArrayUtil.mod(data, datas[i]);
			}
			
			return array;
		} else {
			Object []resultDatas = new Object[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = ArrayUtil.mod(data, datas[i]);
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		}
	}
	
	/**
	 * ?????????????????Ա?????????г?Ա?
	 * @param array ?Ҳ?????
	 * @return ????ֵ????????в????
	 */
	public IArray memberIntDivide(IArray array) {
		if (array instanceof IntArray) {
			return memberIntDivide((IntArray)array);
		} else if (array instanceof LongArray) {
			return memberIntDivide((LongArray)array);
		} else if (array instanceof DoubleArray) {
			return memberIntDivide((DoubleArray)array);
		} else if (array instanceof ConstArray) {
			Object value = ArrayUtil.intDivide(data, array.get(1));
			return new ConstArray(value, size);
		} else if (array instanceof ObjectArray) {
			return memberIntDivide((ObjectArray)array);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(getDataType() + mm.getMessage("Variant2.with") +
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}
	
	private IArray memberIntDivide(IntArray array) {
		Object data = this.data;
		int size = this.size;
		int []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if (data instanceof Long || data instanceof Double || data instanceof Float) {
			long v = ((Number)data).longValue();
			long []resultDatas = new long[size + 1];
			boolean []resultSigns = null;
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v / d2[i];
				}
			} else {
				resultSigns = new boolean[size + 1];
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultSigns[i] = true;
					} else {
						resultDatas[i] = v / d2[i];
					}
				}
			}
			
			IArray result = new LongArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigInteger v;
			if (data instanceof BigDecimal) {
				v = ((BigDecimal)data).toBigInteger();
			} else {
				v = (BigInteger)data;
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = new BigDecimal(v.divide(BigInteger.valueOf(d2[i])));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = new BigDecimal(v.divide(BigInteger.valueOf(d2[i])));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			int v = ((Number)data).intValue();
			if (array.isTemporary()) {
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						d2[i] = v / d2[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (!s2[i]) {
							d2[i] = v / d2[i];
						}
					}
				}
				
				return array;
			} else {
				int []resultDatas = new int[size + 1];
				boolean []resultSigns = null;
				
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v / d2[i];
					}
				} else {
					resultSigns = new boolean[size + 1];
					for (int i = 1; i <= size; ++i) {
						if (s2[i]) {
							resultSigns[i] = true;
						} else {
							resultDatas[i] = v / d2[i];
						}
					}
				}
				
				IArray result = new IntArray(resultDatas, resultSigns, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data == null) {
			return new ConstArray(null, size);
		} else if (data instanceof Sequence) {
			Sequence seq1 = (Sequence)data;
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					Sequence seq2 = new Sequence(1);
					seq2.add(d2[i]);
					resultDatas[i] = seq1.diff(seq2, false);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultDatas[i] = seq1;
					} else {
						Sequence seq2 = new Sequence(1);
						seq2.add(d2[i]);
						resultDatas[i] = seq1.diff(seq2, false);
					}
				}				
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}
	
	private IArray memberIntDivide(LongArray array) {
		Object data = this.data;
		int size = this.size;
		long []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigInteger v;
			if (data instanceof BigDecimal) {
				v = ((BigDecimal)data).toBigInteger();
			} else {
				v = (BigInteger)data;
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = new BigDecimal(v.divide(BigInteger.valueOf(d2[i])));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = new BigDecimal(v.divide(BigInteger.valueOf(d2[i])));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			long v = ((Number)data).longValue();
			if (array.isTemporary()) {
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						d2[i] = v / d2[i];
					}
				} else {
					for (int i = 1; i <= size; ++i) {
						if (!s2[i]) {
							d2[i] = v / d2[i];
						}
					}
				}
				
				return array;
			} else {
				long []resultDatas = new long[size + 1];
				boolean []resultSigns = null;
				
				if (s2 == null) {
					for (int i = 1; i <= size; ++i) {
						resultDatas[i] = v / d2[i];
					}
				} else {
					resultSigns = new boolean[size + 1];
					for (int i = 1; i <= size; ++i) {
						if (s2[i]) {
							resultSigns[i] = true;
						} else {
							resultDatas[i] = v / d2[i];
						}
					}
				}
				
				IArray result = new LongArray(resultDatas, resultSigns, size);
				result.setTemporary(true);
				return result;
			}
		} else if (data == null) {
			return new ConstArray(null, size);
		} else if (data instanceof Sequence) {
			Sequence seq1 = (Sequence)data;
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					Sequence seq2 = new Sequence(1);
					seq2.add(d2[i]);
					resultDatas[i] = seq1.diff(seq2, false);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultDatas[i] = seq1;
					} else {
						Sequence seq2 = new Sequence(1);
						seq2.add(d2[i]);
						resultDatas[i] = seq1.diff(seq2, false);
					}
				}				
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}
	
	private IArray memberIntDivide(DoubleArray array) {
		Object data = this.data;
		int size = this.size;
		double []d2 = array.getDatas();
		boolean []s2 = array.getSigns();
		
		if ((data instanceof BigDecimal) || (data instanceof BigInteger)) {
			BigInteger v;
			if (data instanceof BigDecimal) {
				v = ((BigDecimal)data).toBigInteger();
			} else {
				v = (BigInteger)data;
			}
			
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = new BigDecimal(v.divide(BigInteger.valueOf((long)d2[i])));
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i]) {
						resultDatas[i] = new BigDecimal(v.divide(BigInteger.valueOf((long)d2[i])));
					}
				}
			}
			
			IArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else if (data instanceof Number) {
			long v = ((Number)data).longValue();
			long []resultDatas = new long[size + 1];
			boolean []resultSigns = null;
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					resultDatas[i] = v / (long)d2[i];
				}
			} else {
				resultSigns = new boolean[size + 1];
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultSigns[i] = true;
					} else {
						resultDatas[i] = v / (long)d2[i];
					}
				}
			}
			
			IArray result = new LongArray(resultDatas, resultSigns, size);
			result.setTemporary(true);
			return result;
		} else if (data == null) {
			return new ConstArray(null, size);
		} else if (data instanceof Sequence) {
			Sequence seq1 = (Sequence)data;
			Object []resultDatas = new Object[size + 1];
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					Sequence seq2 = new Sequence(1);
					seq2.add(d2[i]);
					resultDatas[i] = seq1.diff(seq2, false);
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (s2[i]) {
						resultDatas[i] = seq1;
					} else {
						Sequence seq2 = new Sequence(1);
						seq2.add(d2[i]);
						resultDatas[i] = seq1.diff(seq2, false);
					}
				}				
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException(Variant.getDataType(data) + mm.getMessage("Variant2.with") + 
					array.getDataType() + mm.getMessage("Variant2.illDivide"));
		}
	}
	
	private IArray memberIntDivide(ObjectArray array) {
		Object data = this.data;
		int size = this.size;
		Object []datas = array.getDatas();
		
		if (array.isTemporary()) {
			for (int i = 1; i <= size; ++i) {
				datas[i] = ArrayUtil.intDivide(data, datas[i]);
			}
			
			return array;
		} else {
			Object []resultDatas = new Object[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = ArrayUtil.intDivide(data, datas[i]);
			}
			
			ObjectArray result = new ObjectArray(resultDatas, size);
			result.setTemporary(true);
			return result;
		}
	}

	/**
	 * ????????????????Ӧ?ij?Ա?Ĺ?ϵ????
	 * @param array ?Ҳ?????
	 * @param relation ?????ϵ??????Relation?????ڡ?С?ڡ????ڡ?...??
	 * @return ??ϵ??????????
	 */
	public BoolArray calcRelation(IArray array, int relation) {
		return array.calcRelation(data, Relation.getInverseRelation(relation));
	}
	
	/**
	 * ????????????????Ӧ?ij?Ա?Ĺ?ϵ????
	 * @param array ?Ҳ?????
	 * @param relation ?????ϵ??????Relation?????ڡ?С?ڡ????ڡ?...??
	 * @return ??ϵ??????????
	 */
	public BoolArray calcRelation(Object value, int relation) {
		boolean result;
		if (relation == Relation.EQUAL) {
			// ?Ƿ?????ж?
			result = Variant.compare(data, value, true) == 0;
		} else if (relation == Relation.GREATER) {
			// ?Ƿ?????ж?
			result = Variant.compare(data, value, true) > 0;
		} else if (relation == Relation.GREATER_EQUAL) {
			// ?Ƿ???ڵ????ж?
			result = Variant.compare(data, value, true) >= 0;
		} else if (relation == Relation.LESS) {
			// ?Ƿ?С???ж?
			result = Variant.compare(data, value, true) < 0;
		} else if (relation == Relation.LESS_EQUAL) {
			// ?Ƿ?С?ڵ????ж?
			result = Variant.compare(data, value, true) <= 0;
		} else if (relation == Relation.NOT_EQUAL) {
			// ?Ƿ񲻵????ж?
			result = Variant.compare(data, value, true) != 0;
		} else if (relation == Relation.AND) {
			result = Variant.isTrue(data) && Variant.isTrue(value);
		} else { // Relation.OR
			result = Variant.isTrue(data) || Variant.isTrue(value);
		}
		
		return new BoolArray(result, size);
	}

	/**
	 * ?Ƚ?????????Ĵ?С
	 * @param array ?Ҳ?????
	 * @return 1????ǰ?????0????????????ȣ?-1????ǰ????С
	 */
	public int compareTo(IArray array) {
		if (array instanceof ConstArray) {
			int cmp = Variant.compare(data, array.get(1), true);
			if (cmp != 0) {
				return cmp;
			} else if (size == array.size()) {
				return 0;
			} else if (size < array.size()) {
				return -1;
			} else {
				return 1;
			}
		} else {
			return -array.compareTo(this);
		}
	}
	
	/**
	 * ?????????2????Ա?ıȽ?ֵ
	 * @param index1 ??Ա1
	 * @param index2 ??Ա2
	 * @return
	 */
	public int memberCompare(int index1, int index2) {
		return 0;
	}
	
	/**
	 * ?ж????????????Ա?Ƿ????
	 * @param index1 ??Ա1
	 * @param index2 ??Ա2
	 * @return
	 */
	public boolean isMemberEquals(int index1, int index2) {
		return true;
	}
	
	/**
	 * ?ж??????????ָ??Ԫ???Ƿ???ͬ
	 * @param curIndex ??ǰ?????Ԫ?ص?????
	 * @param array Ҫ?Ƚϵ?????
	 * @param index Ҫ?Ƚϵ??????Ԫ?ص?????
	 * @return true????ͬ??false??????ͬ
	 */
	public boolean isEquals(int curIndex, IArray array, int index) {
		return Variant.isEquals(data, array.get(index));
	}
	
	/**
	 * ?ж??????ָ??Ԫ???Ƿ??????ֵ???
	 * @param curIndex ????Ԫ??????????1??ʼ????
	 * @param value ֵ
	 * @return true????ȣ?false???????
	 */
	public boolean isEquals(int curIndex, Object value) {
		return Variant.isEquals(data, value);
	}
	
	/**
	 * ?ж??????????ָ??Ԫ?صĴ?С
	 * @param curIndex ??ǰ?????Ԫ?ص?????
	 * @param array Ҫ?Ƚϵ?????
	 * @param index Ҫ?Ƚϵ??????Ԫ?ص?????
	 * @return С?ڣ?С??0?????ڣ?0?????ڣ?????0
	 */
	public int compareTo(int curIndex, IArray array, int index) {
		return Variant.compare(data, array.get(index), true);
	}
	
	/**
	 * ?Ƚ??????ָ??Ԫ???????ֵ?Ĵ?С
	 * @param curIndex ??ǰ?????Ԫ?ص?????
	 * @param value Ҫ?Ƚϵ?ֵ
	 * @return
	 */
	public int compareTo(int curIndex, Object value) {
		return Variant.compare(data, value, true);
	}
	
	/**
	 * ȡָ????Ա?Ĺ?ϣֵ
	 * @param index ??Ա????????1??ʼ????
	 * @return ָ????Ա?Ĺ?ϣֵ
	 */
	public int hashCode(int index) {
		if (data != null) {
			return data.hashCode();
		} else {
			return 0;
		}
	}
	
	/**
	 * ???Ա??
	 * @return
	 */
	public Object sum() {
		if (data instanceof Number) {
			return Variant.multiply(data, size);
		} else {
			return null;
		}
	}
	
	/**
	 * ??ƽ??ֵ
	 * @return
	 */
	public Object average() {
		if (data instanceof Number) {
			if (data instanceof BigDecimal || data instanceof Double) {
				return data;
			} else if (data instanceof BigInteger) {
				return new BigDecimal((BigInteger)data);
			} else {
				return ((Number)data).doubleValue();
			}
		} else {
			return null;
		}
	}

	/**
	 * ?õ????ij?Ա
	 * @return
	 */
	public Object max() {
		return data;
	}

	/**
	 * ?õ???С?ij?Ա
	 * @return
	 */
	public Object min() {
		return data;
	}

	/**
	 * ????????????????Ӧ?ij?Ա?Ĺ?ϵ???㣬ֻ????resultΪ?????
	 * @param array ?Ҳ?????
	 * @param relation ?????ϵ??????Relation?????ڡ?С?ڡ????ڡ?...??
	 * @param result ????????????ǰ??ϵ????????Ҫ??????????߼?&&????||????
	 * @param isAnd true????????? && ???㣬false????????? || ????
	 */
	public void calcRelations(IArray array, int relation, BoolArray result, boolean isAnd) {
		array.calcRelations(data, Relation.getInverseRelation(relation), result, isAnd);
	}
	
	/**
	 * ????????????????Ӧ?ij?Ա?Ĺ?ϵ???㣬ֻ????resultΪ?????
	 * @param array ?Ҳ?????
	 * @param relation ?????ϵ??????Relation?????ڡ?С?ڡ????ڡ?...??
	 * @param result ????????????ǰ??ϵ????????Ҫ??????????߼?&&????||????
	 * @param isAnd true????????? && ???㣬false????????? || ????
	 */
	public void calcRelations(Object value, int relation, BoolArray result, boolean isAnd) {
		boolean []resultDatas = result.getDatas();
		boolean b;
		
		if (relation == Relation.EQUAL) {
			// ?Ƿ?????ж?
			b = Variant.compare(data, value, true) == 0;
		} else if (relation == Relation.GREATER) {
			// ?Ƿ?????ж?
			b = Variant.compare(data, value, true) > 0;
		} else if (relation == Relation.GREATER_EQUAL) {
			// ?Ƿ???ڵ????ж?
			b = Variant.compare(data, value, true) >= 0;
		} else if (relation == Relation.LESS) {
			// ?Ƿ?С???ж?
			b = Variant.compare(data, value, true) < 0;
		} else if (relation == Relation.LESS_EQUAL) {
			// ?Ƿ?С?ڵ????ж?
			b = Variant.compare(data, value, true) <= 0;
		} else if (relation == Relation.NOT_EQUAL) {
			// ?Ƿ񲻵????ж?
			b = Variant.compare(data, value, true) != 0;
		} else {
			throw new RuntimeException();
		}
		
		if (isAnd && !b) {
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = false;
			}
		} else if (!isAnd && b) {
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = true;
			}
		}
	}
	
	/**
	 * ????????????????Ӧ?ij?Ա?İ?λ??
	 * @param array ?Ҳ?????
	 * @return ??λ????????
	 */
	public IArray bitwiseAnd(IArray array) {
		if (array instanceof ConstArray) {
			Object value = And.and(data, array.get(1));
			return new ConstArray(value, size);
		} else {
			return array.bitwiseAnd(this);
		}
	}
	
	/**
	 * ????????????????Ӧ?ij?Ա?İ?λ??
	 * @param array ?Ҳ?????
	 * @return ??λ????????
	 */
	public IArray bitwiseOr(IArray array) {
		if (array instanceof ConstArray) {
			Object value = Or.or(data, array.get(1));
			return new ConstArray(value, size);
		} else {
			return array.bitwiseOr(this);
		}
	}
	
	/**
	 * ????????????????Ӧ?ij?Ա?İ?λ???
	 * @param array ?Ҳ?????
	 * @return ??λ?????????
	 */
	public IArray bitwiseXOr(IArray array) {
		if (array instanceof ConstArray) {
			Object value = Xor.xor(data, array.get(1));
			return new ConstArray(value, size);
		} else {
			return array.bitwiseXOr(this);
		}
	}

	/**
	 * ?????????Ա?İ?λȡ??
	 * @return ??Ա??λȡ?????????
	 */
	public IArray bitwiseNot() {
		if (data instanceof BigDecimal) {
			BigInteger bi = ((BigDecimal)data).toBigInteger().not();
			return new ConstArray(bi, size);
		} else if (data instanceof BigInteger) {
			BigInteger bi = ((BigInteger)data).not();
			return new ConstArray(bi, size);
		} else if (data instanceof Number) {
			long v = ~((Number)data).longValue();
			return new ConstArray(v, size);
		} else if (data == null) {
			return new ConstArray(null, size);
		} else {
			MessageManager mm = EngineMessage.get();
			throw new RQException("not" + mm.getMessage("function.paramTypeError"));
		}
	}
	
	/**
	 * ȡ????ʶ????ȡֵΪ????ж?Ӧ?????ݣ??????????
	 * @param signArray ??ʶ????
	 * @return IArray
	 */
	public IArray select(IArray signArray) {
		int size = signArray.size();
		int count = 0;
		
		if (signArray instanceof BoolArray) {
			BoolArray array = (BoolArray)signArray;
			boolean []d2 = array.getDatas();
			boolean []s2 = array.getSigns();
			
			if (s2 == null) {
				for (int i = 1; i <= size; ++i) {
					if (d2[i]) {
						count++;
					}
				}
			} else {
				for (int i = 1; i <= size; ++i) {
					if (!s2[i] && d2[i]) {
						count++;
					}
				}
			}
		} else {
			for (int i = 1; i <= size; ++i) {
				if (signArray.isTrue(i)) {
					count++;
				}
			}
		}
		
		return new ConstArray(data, count);
	}
	
	/**
	 * ȡijһ???α?ʶ????ȡֵΪ??????????????
	 * @param start ??ʼλ?ã???????
	 * @param end ????λ?ã?????????
	 * @param signArray ??ʶ????
	 * @return IArray
	 */
	public IArray select(int start, int end, IArray signArray) {
		int count = 0;
		if (signArray instanceof BoolArray) {
			BoolArray array = (BoolArray)signArray;
			boolean []d2 = array.getDatas();
			boolean []s2 = array.getSigns();
			
			if (s2 == null) {
				for (int i = start; i < end; ++i) {
					if (d2[i]) {
						count++;
					}
				}
			} else {
				for (int i = start; i < end; ++i) {
					if (!s2[i] && d2[i]) {
						count++;
					}
				}
			}
		} else {
			for (int i = start; i < end; ++i) {
				if (signArray.isTrue(i)) {
					count++;
				}
			}
		}
		
		return new ConstArray(data, count);
	}
	
	/**
	 * ??array??ָ??Ԫ?ؼӵ???ǰ?????ָ??Ԫ????
	 * @param curIndex ??ǰ?????Ԫ?ص?????
	 * @param array Ҫ??ӵ?????
	 * @param index Ҫ??ӵ??????Ԫ?ص?????
	 * @return IArray
	 */
	public IArray memberAdd(int curIndex, IArray array, int index) {
		MessageManager mm = EngineMessage.get();
		throw new RQException(getDataType() + mm.getMessage("Variant2.with") +
				array.getDataType() + mm.getMessage("Variant2.illAdd"));
	}	

	/**
	 * ?ѳ?Աת?ɶ??????鷵??
	 * @return ????????
	 */
	public Object[] toArray() {
		int size = this.size;
		Object data = this.data;
		
		Object []result = new Object[size];
		for (int i = 0; i < size; ++i) {
			result[i] = data;
		}
		
		return result;
	}
	
	/**
	 * ?ѳ?Ա?ָ????????
	 * @param result ???ڴ?ų?Ա??????
	 */
	public void toArray(Object []result) {
		int size = this.size;
		Object data = this.data;
		
		for (int i = 0; i < size; ++i) {
			result[i] = data;
		}
	}

	/**
	 * ???????ָ??λ?ò??????????
	 * @param pos λ?ã?????
	 * @return ???غ?벿??Ԫ?ع??ɵ?????
	 */
	public IArray split(int pos) {
		int resultSize = size - pos + 1;
		this.size = pos - 1;
		return new ConstArray(data, resultSize);
	}
	
	/**
	 * ??ָ??????Ԫ?ط???????????????
	 * @param from ??ʼλ?ã?????
	 * @param to ????λ?ã?????
	 * @return
	 */
	public IArray split(int from, int to) {
		int resultSize = to - from + 1;
		this.size -= resultSize;
		return new ConstArray(data, resultSize);
	}
	
	/**
	 * ???????Ԫ?ؽ???????
	 */
	public void sort() {
	}
	
	/**
	 * ???????Ԫ?ؽ???????
	 * @param comparator ?Ƚ???
	 */
	public void sort(Comparator comparator) {
	}
	
	/**
	 * ???????????Ƿ??м?¼
	 * @return boolean
	 */
	public boolean hasRecord() {
		return data instanceof BaseRecord;
	}
	
	/**
	 * ?????Ƿ??ǣ?????????
	 * @param isPure true??????Ƿ??Ǵ?????
	 * @return boolean true???ǣ?false??????
	 */
	public boolean isPmt(boolean isPure) {
		return data instanceof BaseRecord;
	}
	
	/**
	 * ????????ķ?ת????
	 * @return IArray
	 */
	public IArray rvs() {
		return new ConstArray(data, size);
	}

	/**
	 * ??????Ԫ?ش?С????????????ȡǰcount????λ??
	 * @param count ???countС??0??ȡ??|count|????λ??
	 * @param isAll countΪ????1ʱ?????isAllȡֵΪtrue??ȡ??????????һ??Ԫ?ص?λ?ã?????ֻȡһ??
	 * @param isLast ?Ƿ?Ӻ?ʼ??
	 * @param ignoreNull
	 * @return IntArray
	 */
	public IntArray ptop(int count, boolean isAll, boolean isLast, boolean ignoreNull) {
		if (size == 0 || (data == null && ignoreNull)) {
			return new IntArray(0);
		}
		
		if (count == 1 || count == -1) {
			// ȡ??Сֵ??λ??
			if (isAll) {
				return new IntArray(1, size);
			} else if (isLast) {
				IntArray result = new IntArray(1);
				result.pushInt(size);
				return result;
			} else {
				IntArray result = new IntArray(1);
				result.pushInt(1);
				return result;
			}
		} else if (count > 1) {
			// ȡ??С??count??Ԫ?ص?λ??
			return new IntArray(1, count);
		} else if (count < -1) {
			return new IntArray(1, -count);
		} else {
			return new IntArray(1);
		}
	}
	
	/**
	 * ??????Ԫ?ش?С????????????ȡǰcount????λ??
	 * @param count ???countС??0??Ӵ?С??????
	 * @param ignoreNull ?Ƿ???Կ?Ԫ??
	 * @param iopt ?Ƿ?ȥ?ط?ʽ??????
	 * @return IntArray
	 */
	public IntArray ptopRank(int count, boolean ignoreNull, boolean iopt) {
		if (size == 0 || (data == null && ignoreNull)) {
			return new IntArray(0);
		}
		
		return new IntArray(1, size);
	}
	
	public void setSize(int size) {
		this.size = size;
	}

	/**
	 * ?ѵ?ǰ????ת?ɶ??????飬?????ǰ?????Ƕ????????򷵻????鱾??
	 * @return ObjectArray
	 */
	public ObjectArray toObjectArray() {
		int size = this.size;
		Object data = this.data;
		Object []resultDatas = new Object[size + 1];
		
		for (int i = 1; i <= size; ++i) {
			resultDatas[i] = data;
		}
		
		return new ObjectArray(resultDatas, size);
	}
	
	/**
	 * ?Ѷ???????ת?ɴ????????飬????ת???׳??쳣
	 * @return IArray
	 */
	public IArray toPureArray() {
		int size = this.size;
		Object data = this.data;
		
		if (data instanceof String) {
			String str = (String)data;
			String []resultDatas = new String[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = str;
			}
			
			return new StringArray(resultDatas, size);
		} else if (data instanceof Date) {
			Date date = (Date)data;
			Date []resultDatas = new Date[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = date;
			}
			
			return new DateArray(resultDatas, size);
		} else if (data instanceof Double) {
			double d = (Double)data;
			double []resultDatas = new double[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = d;
			}
			
			return new DoubleArray(resultDatas, null, size);
		} else if (data instanceof Long) {
			long d = (Long)data;
			long []resultDatas = new long[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = d;
			}
			
			return new LongArray(resultDatas, null, size);
		} else if (data instanceof Integer) {
			int n = (Integer)data;
			int []resultDatas = new int[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = n;
			}
			
			return new IntArray(resultDatas, null, size);
		} else if (data instanceof Boolean) {
			return new BoolArray(((Boolean)data).booleanValue(), size);
		} else if (data == null) {
			Object []resultDatas = new Object[size + 1];
			return new ObjectArray(resultDatas, size);
		} else {
			Object []resultDatas = new Object[size + 1];
			for (int i = 1; i <= size; ++i) {
				resultDatas[i] = data;
			}
			
			return new ObjectArray(resultDatas, size);
		}
	}
	
	/**
	 * ???????????????????????л????
	 * @param refOrigin ????Դ?У???????????
	 * @return
	 */
	public IArray reserve(boolean refOrigin) {
		return toPureArray();
	}
	
	/**
	 * ??????????????????ѡ????Ա????????飬?ӵ?ǰ????ѡ????־Ϊtrue?ģ???other????ѡ????־Ϊfalse??
	 * @param signArray ??־????
	 * @param other ??һ??????
	 * @return IArray
	 */
	public IArray combine(IArray signArray, IArray other) {
		if (other instanceof ConstArray) {
			return combine(signArray, ((ConstArray)other).getData());
		} else {
			return other.combine(signArray.isFalse(), data);
		}
	}

	/**
	 * ?????????ӵ?ǰ????ѡ????־Ϊtrue?ģ???־Ϊfalse???ó?value
	 * @param signArray ??־????
	 * @param other ֵ
	 * @return IArray
	 */
	public IArray combine(IArray signArray, Object value) {
		int size = this.size;
		Object data = this.data;
		Object []resultDatas = new Object[size + 1];
		
		for (int i = 1; i <= size; ++i) {
			if (signArray.isTrue(i)) {
				resultDatas[i] = data;
			} else {
				resultDatas[i] = value;
			}
		}
		
		IArray result = new ObjectArray(resultDatas, size);
		result.setTemporary(true);
		return result;
	}
	
	/**
	 * ????ָ??????ij?Ա?ڵ?ǰ?????е?λ??
	 * @param array ?????ҵ?????
	 * @param opt ѡ?b??ͬ??鲢?????ң?i?????ص????????У?c??????????
	 * @return λ?û???λ??????
	 */
	public Object pos(IArray array, String opt) {
		return ArrayUtil.pos(this, array, opt);
	}

	/**
	 * ?????????Ա?Ķ????Ʊ?ʾʱ1?ĸ?????
	 * @return
	 */
	public int bit1() {
		MessageManager mm = EngineMessage.get();
		throw new RQException("bit1" + mm.getMessage("function.paramTypeError"));
	}
	
	/**
	 * ?????????Ա??λ???ֵ?Ķ????Ʊ?ʾʱ1?ĸ?????
	 * @param array ???????
	 * @return 1?ĸ?????
	 */
	public int bit1(IArray array) {
		int count = 0;
		Object data = this.data;
		
		for (int i = 1; i <= size; ++i) {
			count += Bit1.bitCount(data, array.get(i));
		}
		
		return count;
	}
}
 















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