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.HashMap;
027 import java.util.Iterator;
028 import java.util.Map;
029 import net.jcip.annotations.Immutable;
030 import org.jboss.dna.graph.Location;
031 import org.jboss.dna.graph.property.DateTime;
032 import org.jboss.dna.graph.property.Name;
033 import org.jboss.dna.graph.property.Property;
034
035 /**
036 * The record of a source contributing only properties to a node.
037 *
038 * @author Randall Hauch
039 */
040 @Immutable
041 public class MultiPropertyContribution extends NonEmptyContribution {
042
043 /**
044 * This is the first version of this class. See the documentation of MergePlan.serialVersionUID.
045 */
046 private static final long serialVersionUID = 1L;
047
048 protected final Map<Name, Property> properties;
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 properties the properties from the source; may not be null
059 */
060 public MultiPropertyContribution( String sourceName,
061 String workspaceName,
062 Location locationInSource,
063 DateTime expirationTime,
064 Iterable<Property> properties ) {
065 super(sourceName, workspaceName, locationInSource, expirationTime);
066 assert properties != null;
067 this.properties = new HashMap<Name, Property>();
068 for (Property property : properties) {
069 if (property != null) this.properties.put(property.getName(), property);
070 }
071 assert this.properties.isEmpty() == false;
072 if (ContributionStatistics.RECORD) ContributionStatistics.record(this.properties.size(), 0);
073 }
074
075 /**
076 * {@inheritDoc}
077 *
078 * @see org.jboss.dna.connector.federation.contribution.Contribution#getProperties()
079 */
080 @Override
081 public Iterator<Property> getProperties() {
082 return new ImmutableIterator<Property>(this.properties.values().iterator());
083 }
084
085 /**
086 * {@inheritDoc}
087 *
088 * @see org.jboss.dna.connector.federation.contribution.Contribution#getPropertyCount()
089 */
090 @Override
091 public int getPropertyCount() {
092 return this.properties.size();
093 }
094
095 /**
096 * {@inheritDoc}
097 *
098 * @see org.jboss.dna.connector.federation.contribution.Contribution#getProperty(org.jboss.dna.graph.property.Name)
099 */
100 @Override
101 public Property getProperty( Name name ) {
102 return this.properties.get(name);
103 }
104 }