package speiger.src.collections.PACKAGE.misc.pairs.impl;

import speiger.src.collections.PACKAGE.misc.pairs.PAIR;

/**
 * Mutable Pair Implementation that
 * @Type(T)
 * @ValueType(V)
 */
public class MUTABLE_PAIR KEY_VALUE_GENERIC_TYPE implements PAIR KEY_VALUE_GENERIC_TYPE
{
	protected KEY_TYPE key;
	protected VALUE_TYPE value;
	
	/**
	 * Default Constructor
	 */
	public MUTABLE_PAIR() {}
	
	/**
	 * Key/Value Constructur
	 * @param key the key of the Pair
	 * @param value the value of the Pair
	 */
	public MUTABLE_PAIR(KEY_TYPE key, VALUE_TYPE value) {
		this.key = key;
		this.value = value;
	}
	
	@Override
	public PAIR KEY_VALUE_GENERIC_TYPE KEY_ENTRY(KEY_TYPE key) {
		this.key = key;
		return this;
	}
	
	@Override
	public KEY_TYPE ENTRY_KEY() {
		return key;
	}
	
	@Override
	public PAIR KEY_VALUE_GENERIC_TYPE VALUE_ENTRY(VALUE_TYPE value) {
		this.value = value;
		return this;
	}
	
	@Override
	public VALUE_TYPE ENTRY_VALUE() {
		return value;
	}
	
	@Override
	public PAIR KEY_VALUE_GENERIC_TYPE set(KEY_TYPE key, VALUE_TYPE value) {
		this.key = key;
		this.value = value;
		return this;
	}
	
	@Override
	public PAIR KEY_VALUE_GENERIC_TYPE shallowCopy() {
		return PAIR.mutable(key, value);
	}
}