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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.server.admin.conversion;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.Map;
import java.util.logging.Level;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.exception.OseeExceptions;
import org.eclipse.osee.framework.database.core.ConnectionHandler;
import org.eclipse.osee.framework.database.core.IOseeStatement;
import org.eclipse.osee.framework.jdk.core.util.Lib;
import org.eclipse.osee.framework.logging.OseeLog;
import org.eclipse.osee.framework.resource.management.IResource;
import org.eclipse.osee.framework.resource.management.IResourceLocator;
import org.eclipse.osee.framework.resource.management.IResourceLocatorManager;
import org.eclipse.osee.framework.resource.management.IResourceManager;
import org.eclipse.osee.framework.resource.management.Options;
import org.eclipse.osee.framework.resource.management.StandardOptions;
import org.eclipse.osee.framework.resource.management.util.Resources;
import org.eclipse.osee.framework.server.admin.internal.Activator;
import org.eclipse.osgi.framework.console.CommandInterpreter;
/**
* @author Roberto E. Escobar
*/
public class CompressedContentFix {
private static CompressedContentFix instance = null;
private static final String FIND_ALL_NATIVE_CONTENT_SQL =
"SELECT art1.art_id, art1.human_readable_id, art1.guid, attr1.uri FROM osee_attribute attr1, osee_attribute_type attyp1, osee_artifact art1 WHERE attyp1.NAME = 'Native Content' AND attyp1.attr_type_id = attr1.attr_type_id AND art1.ART_ID = attr1.ART_ID";
public static CompressedContentFix getInstance() {
if (instance == null) {
instance = new CompressedContentFix();
}
return instance;
}
private volatile boolean execute;
private volatile boolean isRunning = false;
private volatile boolean verbose = true;
private CompressedContentFix() {
}
public void executeStop(CommandInterpreter ci) {
execute = false;
}
public void execute(CommandInterpreter ci) {
if (!isRunning) {
execute = true;
isRunning = true;
Thread th = new Thread(new Worker(ci));
th.setName("CompressedContentFix");
th.start();
}
}
private class Worker implements Runnable {
private final CommandInterpreter ci;
private final IResourceManager resourceManager;
private final IResourceLocatorManager locatorManager;
private Map<Long, String> nativeExtension;
private Map<Long, String> nameMap;
private Worker(CommandInterpreter cmdi) {
ci = cmdi;
resourceManager = Activator.getInstance().getResourceManager();
locatorManager = Activator.getInstance().getResourceLocatorManager();
nativeExtension = null;
nameMap = null;
}
@Override
public void run() {
long time = System.currentTimeMillis();
try {
initializeData();
doWork(time);
} catch (OseeCoreException ex) {
OseeLog.log(Activator.class, Level.SEVERE, ex);
} finally {
clear();
}
long seconds = (System.currentTimeMillis() - time) / 1000;
long leftOverSeconds = seconds % 60;
long minutes = seconds / 60;
long leftOverMinutes = minutes % 60;
long hours = minutes / 60;
ci.println(String.format("Done. Elapsed Time = %d:%02d:%02d.", hours, leftOverMinutes, leftOverSeconds));
isRunning = false;
}
private void initializeData() throws OseeCoreException {
nativeExtension = Util.getArtIdMap("Extension");
nameMap = Util.getArtIdMap("Name");
}
private void clear() {
if (nativeExtension != null) {
nativeExtension.clear();
nativeExtension = null;
}
if (nameMap != null) {
nameMap.clear();
nameMap = null;
}
}
private void processEntry(long artId, String hrid, String guid, String uri) throws Exception {
boolean resourceExists = isResourceAvailable(uri);
if (resourceExists) {
IResourceLocator locator = locatorManager.getResourceLocator(uri);
Options options = new Options();
IResource resource = resourceManager.acquire(locator, options);
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
String oldEntryName = getContent(resource, outputStream);
String extension = nativeExtension.get(artId);
String newEntryName = generateFileName(nameMap.get(artId), hrid, extension);
byte[] compressed = Lib.compressStream(new ByteArrayInputStream(outputStream.toByteArray()), newEntryName);
IResource modifiedResource =
Resources.createResourceFromBytes(compressed, locator.getLocation().toASCIIString(), true);
options.put(StandardOptions.Overwrite.name(), true);
resourceManager.save(locator, modifiedResource, options);
ci.println(String.format("hrid [%s] uri [%s] fileName[%s] newName[%s] extension[%s]", hrid, uri,
oldEntryName, newEntryName, extension));
}
}
public String generateFileName(String name, String hrid, String fileTypeExtension) {
StringBuilder builder = new StringBuilder();
if (name != null && name.length() > 0) {
try {
if (name.length() > 60) {
name = name.substring(0, 60);
}
builder.append(URLEncoder.encode(name, "UTF-8"));
builder.append(".");
} catch (Exception ex) {
// Do Nothing - this is not important
}
}
builder.append(hrid);
if (fileTypeExtension != null && fileTypeExtension.length() > 0) {
builder.append(".");
builder.append(fileTypeExtension);
}
return builder.toString();
}
private String getContent(IResource resource, OutputStream outputStream) throws OseeCoreException {
String name = null;
InputStream inputStream = null;
try {
inputStream = resource.getContent();
name = Lib.decompressStream(inputStream, outputStream);
} catch (IOException ex) {
OseeExceptions.wrapAndThrow(ex);
} finally {
Lib.close(inputStream);
}
return name;
}
private boolean isResourceAvailable(String uri) throws Exception {
boolean resourceExists = false;
if (uri != null && uri.length() > 0) {
IResourceLocator locator = locatorManager.getResourceLocator(uri);
resourceExists = resourceManager.exists(locator);
}
return resourceExists;
}
private void doWork(long time) {
IOseeStatement chStmt = null;
try {
chStmt = ConnectionHandler.getStatement();
chStmt.runPreparedQuery(FIND_ALL_NATIVE_CONTENT_SQL);
int count = 0;
while (chStmt.next() && execute) {
long artId = chStmt.getLong("art_id");
String hrid = chStmt.getString("human_readable_id");
String guid = chStmt.getString("guid");
String uri = chStmt.getString("uri");
processEntry(artId, hrid, guid, uri);
count++;
if (count % 100 == 0) {
if (verbose) {
long seconds = (System.currentTimeMillis() - time) / 1000;
long leftOverSeconds = seconds % 60;
long minutes = seconds / 60;
long leftOverMinutes = minutes % 60;
long hours = minutes / 60;
ci.println(String.format("%d files processed, Elapsed Time = %d:%02d:%02d.", count, hours,
leftOverMinutes, leftOverSeconds));
}
}
}
} catch (Exception ex) {
OseeLog.log(Activator.class, Level.SEVERE, ex);
} finally {
if (chStmt != null) {
chStmt.close();
}
}
}
}
}
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