001 /* 002 * JBoss DNA (http://www.jboss.org/dna) 003 * See the COPYRIGHT.txt file distributed with this work for information 004 * regarding copyright ownership. Some portions may be licensed 005 * to Red Hat, Inc. under one or more contributor license agreements. 006 * See the AUTHORS.txt file in the distribution for a full listing of 007 * individual contributors. 008 * 009 * JBoss DNA is free software. Unless otherwise indicated, all code in JBoss DNA 010 * is licensed to you under the terms of the GNU Lesser General Public License as 011 * published by the Free Software Foundation; either version 2.1 of 012 * the License, or (at your option) any later version. 013 * 014 * JBoss DNA is distributed in the hope that it will be useful, 015 * but WITHOUT ANY WARRANTY; without even the implied warranty of 016 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 017 * Lesser General Public License for more details. 018 * 019 * You should have received a copy of the GNU Lesser General Public 020 * License along with this software; if not, write to the Free 021 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 022 * 02110-1301 USA, or see the FSF site: http://www.fsf.org. 023 */ 024 package org.jboss.dna.connector.federation.contribution; 025 026 import java.util.Iterator; 027 import net.jcip.annotations.Immutable; 028 import org.jboss.dna.graph.Location; 029 import org.jboss.dna.graph.property.DateTime; 030 import org.jboss.dna.graph.property.Name; 031 import org.jboss.dna.graph.property.Property; 032 033 /** 034 * The record of a source contributing only properties to a node. 035 * 036 * @author Randall Hauch 037 */ 038 @Immutable 039 public class ThreePropertyContribution extends NonEmptyContribution { 040 041 /** 042 * This is the first version of this class. See the documentation of MergePlan.serialVersionUID. 043 */ 044 private static final long serialVersionUID = 1L; 045 046 private final Property property1; 047 private final Property property2; 048 private final Property property3; 049 050 /** 051 * Create a contribution of node properties from the source with the supplied name. 052 * 053 * @param sourceName the name of the source, which may not be null or blank 054 * @param workspaceName the name of the workspace, which may not be null or blank 055 * @param locationInSource the location in the source for this contributed information; may not be null 056 * @param expirationTime the time (in UTC) after which this contribution should be considered expired, or null if there is no 057 * expiration time 058 * @param property1 the first property from the source; may not be null 059 * @param property2 the second property from the source; may not be null 060 * @param property3 the third property from the source; may not be null 061 */ 062 public ThreePropertyContribution( String sourceName, 063 String workspaceName, 064 Location locationInSource, 065 DateTime expirationTime, 066 Property property1, 067 Property property2, 068 Property property3 ) { 069 super(sourceName, workspaceName, locationInSource, expirationTime); 070 assert property1 != null; 071 assert property1.isEmpty() == false; 072 assert property2 != null; 073 assert property2.isEmpty() == false; 074 assert property3 != null; 075 assert property3.isEmpty() == false; 076 this.property1 = property1; 077 this.property2 = property2; 078 this.property3 = property3; 079 if (ContributionStatistics.RECORD) ContributionStatistics.record(3, 0); 080 } 081 082 /** 083 * {@inheritDoc} 084 * 085 * @see org.jboss.dna.connector.federation.contribution.Contribution#getProperties() 086 */ 087 @Override 088 public Iterator<Property> getProperties() { 089 return new ThreeValueIterator<Property>(property1, property2, property3); 090 } 091 092 /** 093 * {@inheritDoc} 094 * 095 * @see org.jboss.dna.connector.federation.contribution.Contribution#getPropertyCount() 096 */ 097 @Override 098 public int getPropertyCount() { 099 return 3; 100 } 101 102 /** 103 * {@inheritDoc} 104 * 105 * @see org.jboss.dna.connector.federation.contribution.Contribution#getProperty(org.jboss.dna.graph.property.Name) 106 */ 107 @Override 108 public Property getProperty( Name name ) { 109 if (this.property1.getName().equals(name)) return property1; 110 if (this.property2.getName().equals(name)) return property2; 111 if (this.property3.getName().equals(name)) return property3; 112 return null; 113 } 114 115 }