package de.mpiwg.indexmeta.utils;

public class QuadKey<F, S, T> {
	private F firstKey;
	private S secondKey;
	private T thirdKey;
	private Object ownKey;
	/*
	public QuadKey(Long firstKey, Long secondKey, Long thirdKey, Long ownKey){
		this.firstKey = firstKey;
		this.secondKey = secondKey;
		this.thirdKey = thirdKey;
		this.ownKey = ownKey;
	}*/
	
	public QuadKey(F firstKey, S secondKey, T thirdKey, Long ownKey){
		this.firstKey = firstKey;
		this.secondKey = secondKey;
		this.thirdKey = thirdKey;
		this.ownKey = ownKey;
	}
	
	/*
	public boolean containsKey(Object key){
		if(key != null){
			if(key.equals(firstKey) || key.equals(secondKey) || key.equals(ownKey)){
				return true;
			}
		}
		return false;
	}*/
	

	public boolean equalsFirstKey(Object key){
		if(firstKey != null && key != null){
			return firstKey.equals(key);
		}else if(firstKey == null && key == null){
			return true;
		}
		return false;
	}
	
	public boolean equalsSecondKey(Object key){
		if(secondKey != null && key != null){
			return secondKey.equals(key);
		}else if(secondKey == null && key == null){
			return true;
		}
		return false;
	}
	
	public boolean equalsThirdKey(Object key){
		if(thirdKey != null && key != null){
			return thirdKey.equals(key);
		}else if(thirdKey == null && key == null){
			return true;
		}
		return false;
	}
	
	public boolean equalsOwnKey(Object key){
		if(ownKey != null && key != null){
			return ownKey.equals(key);
		}else if(ownKey == null && key == null){
			return true;
		}
		return false;
	}
	
	public Object getFirstKey() {
		return firstKey;
	}

	public void setFirstKey(F firstKey) {
		this.firstKey = firstKey;
	}

	public Object getSecondKey() {
		return secondKey;
	}

	public void setSecondKey(S secondKey) {
		this.secondKey = secondKey;
	}

	public Object getOwnKey() {
		return ownKey;
	}

	public void setOwnKey(Object ownKey) {
		this.ownKey = ownKey;
	}
	
	public Object getThirdKey() {
		return thirdKey;
	}

	public void setThirdKey(T thirdKey) {
		this.thirdKey = thirdKey;
	}

	@Override
	public boolean equals(Object o){
		if(o instanceof QuadKey){
			QuadKey other = (QuadKey)o;
			
			if(this.equalsOwnKey(other.getOwnKey()) &&
					this.equalsFirstKey(other.getFirstKey()) &&
					this.equalsSecondKey(other.getSecondKey()) &&
					this.equalsThirdKey(other.getThirdKey())){
				return true;
			}
		}
		return false;
	}
}