JUniformMutableObject.java

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package com.juniform;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 *
 * @author acherkashin
 */
public final class JUniformMutableObject extends JUniformObject
{
	// ---------------------------------------------------------------------- //
	// PROTECTED
	// ---------------------------------------------------------------------- //
	
	protected Object _value;
	protected List<Object> _array;
	protected Map<Object,Object> _map;
	
	@Override
	protected List<Object> _getArray() { 
		return _array;
	}
	@Override
	protected Map<Object,Object> _getMap() { 
		return _map;
	}
	
	// ---------------------------------------------------------------------- //
	// STATIC
	// ---------------------------------------------------------------------- //
	
	public static JUniformMutableObject newMap() {
		return new JUniformMutableObject(new HashMap<Object,Object>());
	}
	
	public static JUniformMutableObject newArray() {
		return new JUniformMutableObject(new ArrayList<Object>());
	}
	
	// ---------------------------------------------------------------------- //
	// PUBLIC
	// ---------------------------------------------------------------------- //
	
	public JUniformMutableObject() {
		this(null);
	}
	
	public JUniformMutableObject(Object value) {
		super(value);
		this.setValue(value);
	}
	
	@Override
	public Object getValue() {
		return _value;
	}
	
	@SuppressWarnings("unchecked")
	public void setValue(Object value) {
		_value = value;
		if (_value instanceof List) {
			_array = (List<Object>)_value;
		} else {
			_array = null;
		}
		if (_value instanceof Map) {
			_map = (Map<Object,Object>)_value;
		} else {
			_map = null;
		}
	}
	
	public boolean setProperty(Object key, Object value) {
		if (_map == null) {
			return false;
		}
		_map.put(key, value);
		return true;
	}
	
	public boolean removeProperty(Object key) {
		if (_map == null) {
			return false;
		}
		_map.remove(key);
		return true;
	}
	
	public boolean addElement(Object value) {
		if (_array == null) {
			return false;
		}
		_array.add(value);
		return true;
	}
	
	public boolean removeElement(Object value) {
		if (_array == null) {
			return false;
		}
		_array.remove(value);
		return true;
	}
	
	public boolean removeElement(int index) {
		if (_array == null) {
			return false;
		}
		_array.remove(index);
		return true;
	}
	
	public boolean clearProperties() {
		if (_map == null) {
			return false;
		}
		_map.clear();
		return true;
	}
	
	public boolean clearElements() {
		if (_array == null) {
			return false;
		}
		_array.clear();
		return true;
	}
}