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/*
* Copyright (c) 1997 - 2016
* Actelion Pharmaceuticals Ltd.
* Gewerbestrasse 16
* CH-4123 Allschwil, Switzerland
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
*    list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
*    this list of conditions and the following disclaimer in the documentation
*    and/or other materials provided with the distribution.
* 3. Neither the name of the the copyright holder nor the
*    names of its contributors may be used to endorse or promote products
*    derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/

package com.actelion.research.util;

import java.lang.reflect.Array;
import java.util.*;

public class ArrayUtils {

	/**
	 * Resize an array 
	 */
	public final static Object resize(Object a, int newSize) {
		Class cl = a.getClass();
		if (!cl.isArray()) return null;
		int size = Array.getLength(a);
		Class componentType = a.getClass().getComponentType();
		Object newArray = Array.newInstance(componentType, newSize);
		System.arraycopy(a, 0, newArray, 0, Math.min(size, newSize));
		return newArray;
	}
	
	/**
	 * Resize an array of Object
	 */
	public final static double[] cut(double a[], int off, int len) {
		double[] res = new double[a.length-len];
		for(int i=0; i list) {
		int[] res = new int[list.size()];
		int index = 0;
		Iterator iter = list.iterator();
		while(iter.hasNext()) {
			Integer i = (Integer) iter.next();
			res[index++] = i.intValue();
		}
		return res;
	}
	
	public final static int indexOf(Object[] array, Object obj) {
		for (int i = 0; i < array.length; i++) {
			if(array[i].equals(obj)) return i;
		}
		return -1;		
	}
	
	public final static int indexOf(int[] array, int obj) {
		for (int i = 0; i < array.length; i++) {
			if(array[i] == obj) return i;
		}
		return -1;		
	}
	
	public final static int sum(int[] array) {
		int res = 0;
		for(int i=0; i0?", ":"") + v[i] ;			 
		}
		return res + "]";
	}
	
	public final static String toString(byte[] v) {
		String res = "[";
		for(int i=0; i0?", ":"") + v[i] ;			 
		}
		return res + "]";
	}
	
	public final static String toString(double[] v) {
		String res = "[";
		for(int i=0; i0?", ":"") + v[i] ;			 
		}
		return res + "]";
	}
	
	public final static String toString(Object[] v) {
		String res = "[";
		for(int i=0; i0?", ":"") + v[i] ;			 
		}
		return res + "]";
	}
	
	public final static void shift(int[] v, int n) {
		int[] copy = new int[v.length];
		for(int i=0; i list, int[] arr) {
		for (int[] arr2: list ) {
			if(arr.length!=arr2.length) continue;
			for (int i = 0; i < arr2.length; i++) if(arr2[i]!=arr[i]) continue;			
			return true;
		}		
		return false;	
	}
}