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:at@nuxeo.com">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    @Override
046    public String getId() {
047        return id;
048    }
049
050    @Override
051    public void setId(String id) {
052        this.id = id;
053    }
054
055    @Override
056    public NodeType getNodeType() {
057        return NodeType.BLANK;
058    }
059
060    @Override
061    public boolean isBlank() {
062        return true;
063    }
064
065    @Override
066    public String toString() {
067        String str;
068        if (id != null) {
069            str = String.format("%s('%s')", getClass().getSimpleName(), id);
070        } else {
071            str = String.format("%s()", getClass().getSimpleName());
072        }
073        return str;
074    }
075
076    @Override
077    public boolean equals(Object other) {
078        if (this == other) {
079            return true;
080        }
081        if (!(other instanceof BlankImpl)) {
082            return false;
083        }
084        BlankImpl otherBlank = (BlankImpl) other;
085        return id == null ? otherBlank.id == null : id.equals(otherBlank.id);
086    }
087
088    @Override
089    public int hashCode() {
090        return id == null ? 0 : id.hashCode();
091    }
092
093}