/*
* eXist Open Source Native XML Database
* Copyright (C) 2001-04 The eXist Project
* http://exist-db.org
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
*/
package org.exist.storage;
import java.io.File;
import java.io.StringWriter;
import java.io.Writer;
import junit.framework.TestCase;
import junit.textui.TestRunner;
import org.exist.collections.Collection;
import org.exist.collections.IndexInfo;
import org.exist.security.SecurityManager;
import org.exist.storage.btree.BTree;
import org.exist.storage.lock.Lock;
import org.exist.storage.txn.TransactionManager;
import org.exist.storage.txn.Txn;
import org.exist.test.TestConstants;
import org.exist.util.Configuration;
import org.exist.xmldb.XmldbURI;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
/**
* TestCase: add a larger number of documents into a collection,
* crash the database, restart, remove the collection and add some
* more documents.
*
* This test needs quite a few documents to be in the collection. Change
* the directory path below to point to a directory with at least 1000 docs.
*
* @author wolf
*
*/
public class RecoveryTest3 extends TestCase {
public static void main(String[] args) {
TestRunner.run(RecoveryTest3.class);
}
private final static int RESOURCE_COUNT = 5000;
private static String directory = "/media/Shared/XML/movies";
private static File dir = new File(directory);
public void testStore() {
BrokerPool.FORCE_CORRUPTION = true;
BrokerPool pool = null;
DBBroker broker = null;
try {
pool = startDB();
assertNotNull(pool);
broker = pool.get(SecurityManager.SYSTEM_USER);
assertNotNull(broker);
TransactionManager transact = pool.getTransactionManager();
assertNotNull(transact);
Txn transaction = transact.beginTransaction();
assertNotNull(transaction);
System.out.println("Transaction started ...");
Collection root = broker.getOrCreateCollection(transaction, TestConstants.TEST_COLLECTION_URI);
assertNotNull(root);
broker.saveCollection(transaction, root);
Collection test2 = broker.getOrCreateCollection(transaction, TestConstants.TEST_COLLECTION_URI2);
assertNotNull(test2);
broker.saveCollection(transaction, test2);
File files[] = dir.listFiles();
assertNotNull(files);
File f;
IndexInfo info;
// store some documents.
for (int i = 0; i < files.length && i < RESOURCE_COUNT; i++) {
f = files[i];
assertNotNull(f);
try {
info = test2.validateXMLResource(transaction, broker, XmldbURI.create(f.getName()), new InputSource(f.toURI().toASCIIString()));
assertNotNull(info);
test2.store(transaction, broker, info, new InputSource(f.toURI().toASCIIString()), false);
} catch (SAXException e) {
//TODO : why store invalid documents ?
System.err.println("Error found while parsing document: " + f.getName() + ": " + e.getMessage());
}
}
transact.commit(transaction);
System.out.println("Transaction commited ...");
} catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
} finally {
pool.release(broker);
}
}
public void testRead() {
BrokerPool.FORCE_CORRUPTION = false;
BrokerPool pool = null;
DBBroker broker = null;
TransactionManager transact = null;
Txn transaction = null;
try {
System.out.println("testRead() ...\n");
pool = startDB();
assertNotNull(pool);
broker = pool.get(SecurityManager.SYSTEM_USER);
assertNotNull(broker);
BrokerPool.FORCE_CORRUPTION = true;
transact = pool.getTransactionManager();
assertNotNull(transact);
transaction = transact.beginTransaction();
assertNotNull(transaction);
System.out.println("Transaction started ...");
Collection root = broker.openCollection(TestConstants.TEST_COLLECTION_URI, Lock.WRITE_LOCK);
assertNotNull(root);
transaction.registerLock(root.getLock(), Lock.WRITE_LOCK);
broker.removeCollection(transaction, root);
transact.commit(transaction);
System.out.println("Transaction commited ...");
transaction = transact.beginTransaction();
System.out.println("Transaction started ...");
root = broker.getOrCreateCollection(transaction, TestConstants.TEST_COLLECTION_URI);
assertNotNull(root);
broker.saveCollection(transaction, root);
Collection test2 = broker.getOrCreateCollection(transaction, TestConstants.TEST_COLLECTION_URI2);
assertNotNull(test2);
broker.saveCollection(transaction, test2);
File files[] = dir.listFiles();
assertNotNull(files);
File f;
IndexInfo info;
// store some documents.
for (int i = 0; i < files.length && i < RESOURCE_COUNT; i++) {
f = files[i];
assertNotNull(f);
try {
info = test2.validateXMLResource(transaction, broker, XmldbURI.create(f.getName()), new InputSource(f.toURI().toASCIIString()));
assertNotNull(info);
test2.store(transaction, broker, info, new InputSource(f.toURI().toASCIIString()), false);
} catch (SAXException e) {
System.err.println("Error found while parsing document: " + f.getName() + ": " + e.getMessage());
}
}
transact.commit(transaction);
System.out.println("Transaction commited ...");
} catch (Exception e) {
transact.abort(transaction);
e.printStackTrace();
fail(e.getMessage());
} finally {
if (pool != null)
pool.release(broker);
}
}
public void testRead2() {
BrokerPool.FORCE_CORRUPTION = false;
BrokerPool pool = null;
DBBroker broker = null;
try {
System.out.println("testRead2() ...\n");
pool = startDB();
assertNotNull(pool);
broker = pool.get(SecurityManager.SYSTEM_USER);
assertNotNull(broker);
//TODO : do something ?
} catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
} finally {
if (pool != null)
pool.release(broker);
}
}
protected BrokerPool startDB() {
try {
Configuration config = new Configuration();
BrokerPool.configure(1, 5, config);
return BrokerPool.getInstance();
} catch (Exception e) {
e.printStackTrace();
fail(e.getMessage());
}
return null;
}
protected void tearDown() {
BrokerPool.stopAll(false);
}
}