1 /*
2 * ModeShape (http://www.modeshape.org)
3 * See the COPYRIGHT.txt file distributed with this work for information
4 * regarding copyright ownership. Some portions may be licensed
5 * to Red Hat, Inc. under one or more contributor license agreements.
6 * See the AUTHORS.txt file in the distribution for a full listing of
7 * individual contributors.
8 *
9 * ModeShape is free software. Unless otherwise indicated, all code in ModeShape
10 * is licensed to you under the terms of the GNU Lesser General Public License as
11 * published by the Free Software Foundation; either version 2.1 of
12 * the License, or (at your option) any later version.
13 *
14 * ModeShape is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this software; if not, write to the Free
21 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
22 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
23 */
24 package org.modeshape.sequencer.text;
25
26 import net.jcip.annotations.NotThreadSafe;
27 import org.modeshape.graph.JcrLexicon;
28 import org.modeshape.graph.JcrNtLexicon;
29 import org.modeshape.graph.property.PathFactory;
30 import org.modeshape.graph.property.Path.Segment;
31 import org.modeshape.graph.sequencer.SequencerOutput;
32 import org.modeshape.graph.sequencer.StreamSequencerContext;
33
34 /**
35 * A default implementation of the {@link RowFactory} class. This class records rows in the following subgraph:
36 * <pre>
37 * <graph root>
38 * + text:row[1] (jcr:primaryType = nt:unstructured)
39 * | + text:column[1] (jcr:primaryType = nt:unstructured, jcr:mixinTypes = text:column, text:data = <column1 data>)
40 * | + ...
41 * | + text:column[n] (jcr:primaryType = nt:unstructured, jcr:mixinTypes = text:column, text:data = <columnN data>)
42 * + ...
43 * + text:row[m] (jcr:primaryType = nt:unstructured)
44 * + text:column[1] (jcr:primaryType = nt:unstructured, jcr:mixinTypes = text:column, text:data = <column1 data>)
45 * + ...
46 * + text:column[n] (jcr:primaryType = nt:unstructured, jcr:mixinTypes = text:column, text:data = <columnN data>)
47 * </pre>
48 */
49 @NotThreadSafe
50 public class DefaultRowFactory implements RowFactory {
51
52 private int rowNumber = 1;
53
54 public void recordRow( StreamSequencerContext context,
55 SequencerOutput output,
56 String[] columns ) {
57
58 int columnNumber = 1;
59 PathFactory pathFactory = context.getValueFactories().getPathFactory();
60
61 Segment rowSegment = pathFactory.createSegment(TextSequencerLexicon.ROW, rowNumber);
62 output.setProperty(pathFactory.createRelativePath(rowSegment), JcrLexicon.PRIMARY_TYPE, JcrNtLexicon.UNSTRUCTURED);
63
64 for (String column : columns) {
65 Segment columnSegment = pathFactory.createSegment(TextSequencerLexicon.COLUMN, columnNumber++);
66
67 output.setProperty(pathFactory.createRelativePath(rowSegment, columnSegment),
68 JcrLexicon.PRIMARY_TYPE,
69 JcrNtLexicon.UNSTRUCTURED);
70 output.setProperty(pathFactory.createRelativePath(rowSegment, columnSegment),
71 JcrLexicon.MIXIN_TYPES,
72 TextSequencerLexicon.COLUMN);
73 output.setProperty(pathFactory.createRelativePath(rowSegment, columnSegment), TextSequencerLexicon.DATA, column);
74 }
75
76 rowNumber++;
77 }
78
79 }