AbstractNode.java

/**
 * 
 */
package querqy.model;

/**
 * @author René Kriegler, @renekrie
 *
 */
abstract class AbstractNode<P extends Node> implements CloneableNode<P> {
	
	protected final P parent;
	
	protected final boolean generated;
	
	public AbstractNode(P parent, boolean isGenerated) {
		this.parent = parent;
		this.generated = isGenerated;
	}

	@Override
	public P getParent() {
		return parent;
	}

	/* (non-Javadoc)
	 * @see querqy.model.Node#isGenerated()
	 */
	@Override
	public boolean isGenerated() {
		return generated;
	}

    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + (generated ? 1231 : 1237);
        result = prime * result + ((parent == null) ? 0 : parent.hashCode());
        return result;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        AbstractNode<?> other = (AbstractNode<?>) obj;
        if (generated != other.generated)
            return false;
        if (parent == null) {
            if (other.parent != null)
                return false;
        } else if (!parent.equals(other.parent))
            return false;
        return true;
    }

    
	
	
}