/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.jackrabbit.core.data;
import org.apache.jackrabbit.test.AbstractJCRTest;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Random;
import javax.jcr.ImportUUIDBehavior;
import javax.jcr.Node;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.jcr.ValueFactory;
/**
* Test importing and exporting large binary and text objects.
*/
public class ExportImportTest extends AbstractJCRTest {
/**
* Test importing a large text property with Unicode characters larger than 255.
*/
public void testExportImportText() throws RepositoryException {
doTestExportImportLargeText("Hello \t\r\n!".toCharArray());
doTestExportImportLargeText("World\f\f\f.".toCharArray());
doTestExportImportLargeText("Hello\t\n\n.\n".toCharArray());
doTestExportImportLargeRandomText(100);
doTestExportImportLargeRandomText(10000);
doTestExportImportLargeRandomText(100000);
}
private void doTestExportImportLargeRandomText(int len) throws RepositoryException {
char[] chars = new char[len];
Random random = new Random(1);
// The UCS code values 0xd800-0xdfff (UTF-16 surrogates)
// as well as 0xfffe and 0xffff (UCS non-characters)
// should not appear in conforming UTF-8 streams.
// (String.getBytes("UTF-8") only returns 1 byte for 0xd800-0xdfff)
for (int i = 0; i < chars.length; i++) {
chars[i] = (char) random.nextInt(0xd000);
}
doTestExportImportLargeText(chars);
}
private void doTestExportImportLargeText(char[] chars) throws RepositoryException {
Session session = getHelper().getReadWriteSession();
try {
Node root = session.getRootNode();
clean(root);
Node test = root.addNode("testText");
session.save();
String s = new String(chars);
test.setProperty("text", s);
session.save();
ByteArrayOutputStream out = new ByteArrayOutputStream();
session.exportSystemView("/testText", out, false, false);
byte[] output = out.toByteArray();
Node test2 = root.addNode("testText2");
Node test3 = root.addNode("testText3");
session.save();
session.importXML("/testText2", new ByteArrayInputStream(output), ImportUUIDBehavior.IMPORT_UUID_CREATE_NEW);
session.save();
session.getWorkspace().importXML("/testText3", new ByteArrayInputStream(output), ImportUUIDBehavior.IMPORT_UUID_CREATE_NEW);
test2 = root.getNode("testText2");
test2 = test2.getNode("testText");
test3 = root.getNode("testText3");
test3 = test3.getNode("testText");
String s2 = test2.getProperty("text").getString();
String s3 = test3.getProperty("text").getString();
assertEquals(s.length(), s2.length());
assertEquals(s.length(), s3.length());
assertEquals(s, s2);
assertEquals(s, s3);
clean(root);
} catch (Exception e) {
e.printStackTrace();
assertFalse(e.getMessage(), true);
} finally {
session.logout();
}
}
/**
* Test a node type with a binary default value
* @throws RepositoryException
*/
public void testExportImportBinary() throws RepositoryException {
doTestExportImportBinary(0);
doTestExportImportBinary(10);
doTestExportImportBinary(10000);
doTestExportImportBinary(100000);
}
private void doTestExportImportBinary(int len) throws RepositoryException {
Session session = getHelper().getReadWriteSession();
try {
Node root = session.getRootNode();
clean(root);
Node test = root.addNode("testBinary");
session.save();
byte[] data = new byte[len];
Random random = new Random(1);
random.nextBytes(data);
ValueFactory vf = session.getValueFactory();
test.setProperty("data", vf.createBinary(new ByteArrayInputStream(data)));
session.save();
ByteArrayOutputStream out = new ByteArrayOutputStream();
session.exportSystemView("/testBinary", out, false, false);
byte[] output = out.toByteArray();
Node test2 = root.addNode("testBinary2");
Node test3 = root.addNode("testBinary3");
session.save();
session.importXML("/testBinary2", new ByteArrayInputStream(output), ImportUUIDBehavior.IMPORT_UUID_CREATE_NEW);
session.save();
session.getWorkspace().importXML("/testBinary3", new ByteArrayInputStream(output), ImportUUIDBehavior.IMPORT_UUID_CREATE_NEW);
test2 = root.getNode("testBinary2");
test2 = test2.getNode("testBinary");
test3 = root.getNode("testBinary3");
test3 = test3.getNode("testBinary");
byte[] data2 = readFromStream(test2.getProperty("data").getBinary().getStream());
byte[] data3 = readFromStream(test3.getProperty("data").getBinary().getStream());
assertEquals(data.length, data2.length);
assertEquals(data.length, data3.length);
for (int i = 0; i < len; i++) {
assertEquals(data[i], data2[i]);
assertEquals(data[i], data3[i]);
}
clean(root);
} catch (Exception e) {
e.printStackTrace();
assertFalse(e.getMessage(), true);
} finally {
session.logout();
}
}
private byte[] readFromStream(InputStream in) throws IOException {
ByteArrayOutputStream out2 = new ByteArrayOutputStream();
while (true) {
int x = in.read();
if (x < 0) {
break;
}
out2.write(x);
}
return out2.toByteArray();
}
private void clean(Node root) throws RepositoryException {
while (root.hasNode("testBinary")) {
root.getNode("testBinary").remove();
}
while (root.hasNode("testBinary2")) {
root.getNode("testBinary2").remove();
}
while (root.hasNode("testBinary3")) {
root.getNode("testBinary3").remove();
}
while (root.hasNode("testText")) {
root.getNode("testText").remove();
}
while (root.hasNode("testText2")) {
root.getNode("testText2").remove();
}
while (root.hasNode("testText3")) {
root.getNode("testText3").remove();
}
root.getSession().save();
}
}