+++ /dev/null
-/*
- * Copyright (C) 2007-2012 Argeo GmbH
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.argeo.jcr.tabular;
-
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.InputStream;
-import java.util.List;
-
-import javax.jcr.Binary;
-import javax.jcr.Node;
-import javax.jcr.Property;
-import javax.jcr.PropertyType;
-import javax.jcr.RepositoryException;
-
-import org.apache.commons.io.IOUtils;
-import org.argeo.ArgeoException;
-import org.argeo.jcr.ArgeoTypes;
-import org.argeo.jcr.JcrUtils;
-import org.argeo.util.CsvWriter;
-import org.argeo.util.tabular.TabularColumn;
-import org.argeo.util.tabular.TabularWriter;
-
-/** Write / reference tabular content in a JCR repository. */
-public class JcrTabularWriter implements TabularWriter {
- private Node contentNode;
- private ByteArrayOutputStream out;
- private CsvWriter csvWriter;
-
- @SuppressWarnings("unused")
- private final List<TabularColumn> columns;
-
- /** Creates a table node */
- public JcrTabularWriter(Node tableNode, List<TabularColumn> columns,
- String contentNodeType) {
- try {
- this.columns = columns;
- for (TabularColumn column : columns) {
- String normalized = JcrUtils.replaceInvalidChars(column
- .getName());
- Node columnNode = tableNode.addNode(normalized,
- ArgeoTypes.ARGEO_COLUMN);
- columnNode.setProperty(Property.JCR_TITLE, column.getName());
- if (column.getType() != null)
- columnNode.setProperty(Property.JCR_REQUIRED_TYPE,
- PropertyType.nameFromValue(column.getType()));
- else
- columnNode.setProperty(Property.JCR_REQUIRED_TYPE,
- PropertyType.TYPENAME_STRING);
- }
- contentNode = tableNode.addNode(Property.JCR_CONTENT,
- contentNodeType);
- if (contentNodeType.equals(ArgeoTypes.ARGEO_CSV)) {
- contentNode.setProperty(Property.JCR_MIMETYPE, "text/csv");
- contentNode.setProperty(Property.JCR_ENCODING, "UTF-8");
- out = new ByteArrayOutputStream();
- csvWriter = new CsvWriter(out);
- }
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot create table node " + tableNode, e);
- }
- }
-
- public void appendRow(Object[] row) {
- csvWriter.writeLine(row);
- }
-
- public void close() {
- Binary binary = null;
- InputStream in = null;
- try {
- // TODO parallelize with pipes and writing from another thread
- in = new ByteArrayInputStream(out.toByteArray());
- binary = contentNode.getSession().getValueFactory()
- .createBinary(in);
- contentNode.setProperty(Property.JCR_DATA, binary);
- } catch (RepositoryException e) {
- throw new ArgeoException("Cannot store data in " + contentNode, e);
- } finally {
- IOUtils.closeQuietly(in);
- JcrUtils.closeQuietly(binary);
- }
- }
-}