scouter.lang.value.ListValue Maven / Gradle / Ivy
/*
* Copyright 2015 the original author or authors.
* @https://github.com/scouter-project/scouter
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package scouter.lang.value;
import scouter.io.DataInputX;
import scouter.io.DataOutputX;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
public class ListValue implements Value {
private List valueList;
public ListValue() {
valueList = new ArrayList();
}
public ListValue(int size) {
valueList = new ArrayList(size);
}
public ListValue(List value) {
this.valueList = value;
}
public Value get(int i) {
return valueList.get(i);
}
public boolean getBoolean(int i) {
Value v = valueList.get(i);
if (v instanceof BooleanValue) {
return ((BooleanValue) v).value;
}
return false;
}
public double getDouble(int i) {
Value v = valueList.get(i);
if (v instanceof Number) {
return ((Number) v).doubleValue();
}
return 0;
}
public float getFloat(int i) {
Value v = valueList.get(i);
if (v instanceof Number) {
return ((Number) v).floatValue();
}
return 0;
}
public long getLong(int i) {
Value v = valueList.get(i);
if (v instanceof Number) {
return ((Number) v).longValue();
}
return 0;
}
public int getInt(int i) {
Value v = valueList.get(i);
if (v instanceof Number) {
return ((Number) v).intValue();
}
return 0;
}
public String getString(int i) {
Value v = valueList.get(i);
if (v instanceof TextValue) {
return ((TextValue) v).value;
}
if (v == null)
return null;
return v.toString();
}
public void set(int i, Value value) {
valueList.set(i, value);
}
public ListValue add(Value value) {
valueList.add(value);
return this;
}
public ListValue add(Value[] value) {
for (int i = 0; i < value.length; i++) {
valueList.add(value[i]);
}
return this;
}
public ListValue add(boolean value) {
valueList.add(new BooleanValue(value));
return this;
}
public void add(double value) {
valueList.add(new DoubleValue(value));
}
public void add(long value) {
valueList.add(new DecimalValue(value));
}
public void add(float value) {
valueList.add(new FloatValue(value));
}
public void add(String value) {
valueList.add(new TextValue(value));
}
public byte getValueType() {
return ValueEnum.LIST;
}
public void write(DataOutputX out) throws IOException {
int sz = size();
out.writeDecimal(sz);
for (int i = 0; i < sz; i++) {
out.writeValue(valueList.get(i));
}
}
public int size() {
return valueList.size();
}
public Value read(DataInputX in) throws IOException {
int count = (int) in.readDecimal();
for (int i = 0; i < count; i++) {
this.valueList.add(in.readValue());
}
return this;
}
public String toString() {
StringBuilder sb = new StringBuilder();
sb.append("[");
for (int i = 0, sz = size(); i < sz; i++) {
if (i > 0)
sb.append(",");
sb.append(valueList.get(i));
}
sb.append("]");
return sb.toString();
}
public ListValue addNull() {
this.add(new NullValue());
return this;
}
public Object toJavaObject() {
return this.valueList;
}
public Object[] toObjectArray() {
int sz = this.valueList.size();
Object[] o = new Object[sz];
for (int i = 0; i < sz; i++) {
o[i] = this.valueList.get(i).toJavaObject();
}
return o;
}
public ListValue add(Set keySet) {
for (Value val : keySet) {
this.add(val);
}
return this;
}
public ListValue add(String[] str) {
if (str == null)
return this;
for (String s : str) {
this.add(s);
}
return this;
}
public Iterator iterator() {
return this.valueList.iterator();
}
public String[] toStringArray() {
String[] out = new String[this.size()];
for (int i = 0; i < this.size(); i++) {
out[i] = getString(i);
}
return out;
}
private int hash;
private int hash_sz;
public int hashCode() {
if (this.size() == hash_sz && hash != 0)
return hash;
this.hash_sz = this.size();
for (int i = 0; i < this.valueList.size(); i++) {
this.hash ^= this.get(i).hashCode();
}
return this.hash;
}
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
ListValue other = (ListValue) obj;
if (this.size() != other.size())
return false;
for (int i = 0; i < this.size(); i++) {
if (this.get(i).equals(other.get(i)) == false)
return false;
}
return true;
}
}