001/*
002 * (C) Copyright 2006-2007 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 * $Id: BlankImpl.java 19155 2007-05-22 16:19:48Z sfermigier $
020 */
021
022package org.nuxeo.ecm.platform.relations.api.impl;
023
024import org.nuxeo.ecm.platform.relations.api.Blank;
025import org.nuxeo.ecm.platform.relations.api.NodeType;
026
027/**
028 * Blank node.
029 *
030 * @author <a href="mailto:[email protected]">Anahide Tchertchian</a>
031 */
032public class BlankImpl extends AbstractNode implements Blank {
033
034    private static final long serialVersionUID = 1L;
035
036    private String id;
037
038    public BlankImpl() {
039    }
040
041    public BlankImpl(String id) {
042        this.id = id;
043    }
044
045    public String getId() {
046        return id;
047    }
048
049    public void setId(String id) {
050        this.id = id;
051    }
052
053    public NodeType getNodeType() {
054        return NodeType.BLANK;
055    }
056
057    @Override
058    public boolean isBlank() {
059        return true;
060    }
061
062    @Override
063    public String toString() {
064        String str;
065        if (id != null) {
066            str = String.format("%s('%s')", getClass().getSimpleName(), id);
067        } else {
068            str = String.format("%s()", getClass().getSimpleName());
069        }
070        return str;
071    }
072
073    @Override
074    public boolean equals(Object other) {
075        if (this == other) {
076            return true;
077        }
078        if (!(other instanceof BlankImpl)) {
079            return false;
080        }
081        BlankImpl otherBlank = (BlankImpl) other;
082        return id == null ? otherBlank.id == null : id.equals(otherBlank.id);
083    }
084
085    @Override
086    public int hashCode() {
087        return id == null ? 0 : id.hashCode();
088    }
089
090}