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/*******************************************************************************
* Copyright (c) 2008, 2012 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
* Pascal Rapicault - Support for bundled macosx http://bugs.eclipse.org/57349
*******************************************************************************/
package org.eclipse.equinox.internal.frameworkadmin.equinox;
import java.io.File;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.List;
import java.util.Properties;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.frameworkadmin.equinox.utils.FileUtils;
import org.eclipse.equinox.internal.provisional.frameworkadmin.LauncherData;
import org.eclipse.osgi.service.environment.Constants;
import org.eclipse.osgi.util.NLS;
import org.osgi.service.log.LogService;
public class ParserUtils {
private static final String FILE_PROTOCOL = "file:"; //$NON-NLS-1$
private static final String LAUNCHER_DIR = "@launcher.dir"; //$NON-NLS-1$
public static File getOSGiInstallArea(List<String> programArgs, Properties properties, LauncherData launcherData) {
if (launcherData == null)
return null;
URI base = null;
if (launcherData.getLauncher() != null)
base = launcherData.getLauncher().getParentFile().toURI();
else if (launcherData.getHome() != null)
base = launcherData.getHome().toURI();
File result = getOSGiInstallArea(programArgs, properties, launcherData.getLauncher(), base);
if (result != null)
return result;
if (launcherData.getHome() != null) {
return launcherData.getHome();
}
if (launcherData.getFwJar() != null)
return fromOSGiJarToOSGiInstallArea(launcherData.getFwJar().getAbsolutePath());
File launcherFile = launcherData.getLauncher();
if (launcherFile != null) {
if (Constants.OS_MACOSX.equals(launcherData.getOS())) { //
//TODO We are going to change this - the equinox launcher will look 3 levels up on the mac when going from executable to launcher.jar
//see org.eclipse.equinox.executable/library/eclipse.c : findStartupJar();
IPath launcherPath = new Path(launcherFile.getAbsolutePath());
if (launcherPath.segmentCount() > 2) {
//removing "MacOS/eclipse" from the end of the path
launcherPath = launcherPath.removeLastSegments(2).append("Eclipse"); //$NON-NLS-1$
return launcherPath.toFile();
}
}
return launcherFile.getParentFile();
}
return null;
}
public static URI getFrameworkJar(List<String> lines, URI launcherFolder) {
String fwk = ParserUtils.getValueForArgument(EquinoxConstants.OPTION_FW, lines);
if (fwk == null) {
//Search the file system using the default location
URI location = FileUtils.getEclipsePluginFullLocation(EquinoxConstants.FW_SYMBOLIC_NAME, new File(URIUtil.toFile(launcherFolder), EquinoxConstants.PLUGINS_DIR));
if (location != null)
return location;
return null;
}
try {
return URIUtil.makeAbsolute(URIUtil.fromString(fwk), launcherFolder);
} catch (URISyntaxException e) {
Log.log(LogService.LOG_ERROR, NLS.bind(Messages.exception_createAbsoluteURI, fwk, launcherFolder));
return null;
}
}
//This method should only be used to determine the osgi install area when reading the eclipse.ini
public static File getOSGiInstallArea(List<String> args, Properties properties, File launcherFile, URI base) {
if (args == null)
return null;
String install = getValueForArgument(EquinoxConstants.OPTION_INSTALL, args);
if (install == null && properties != null)
install = properties.getProperty("osgi.install.area"); //$NON-NLS-1$
if (install != null) {
if (install.startsWith(FILE_PROTOCOL))
install = install.substring(FILE_PROTOCOL.length() + 1);
if (install.startsWith(LAUNCHER_DIR))
install = install.replaceAll(LAUNCHER_DIR, launcherFile.getParent().toString());
File installFile = new File(install);
if (installFile.isAbsolute())
return installFile;
return URIUtil.toFile(URIUtil.makeAbsolute(installFile.toURI(), base));
}
String startup = getValueForArgument(EquinoxConstants.OPTION_STARTUP, args);
if (startup != null && base != null) {
if (startup.startsWith(FILE_PROTOCOL)) {
try {
URI startupURI = new URI(startup);
startup = new File(startupURI).getAbsolutePath();
} catch (URISyntaxException e) {
startup = startup.substring(FILE_PROTOCOL.length() + 1);
}
}
File osgiInstallArea = fromOSGiJarToOSGiInstallArea(startup);
if (osgiInstallArea.isAbsolute())
return osgiInstallArea;
File baseFile = new File(base);
return new File(baseFile, osgiInstallArea.getPath());
}
return null;
}
public static File fromOSGiJarToOSGiInstallArea(String path) {
IPath parentFolder = new Path(path).removeLastSegments(1);
if ("plugins".equalsIgnoreCase(parentFolder.lastSegment())) //$NON-NLS-1$
return parentFolder.removeLastSegments(1).toFile();
return parentFolder.toFile();
}
public static boolean isArgumentSet(String arg, List<String> args) {
if (arg == null || args == null)
return false;
for (String arg2 : args) {
if (arg2 == null)
continue;
if ((arg2).equalsIgnoreCase(arg)) {
return true;
}
}
return false;
}
public static String getValueForArgument(String arg, List<String> args) {
if (arg == null || args == null)
return null;
for (int i = 0; i < args.size(); i++) {
if (args.get(i) == null)
continue;
if ((args.get(i)).equalsIgnoreCase(arg)) {
if (i + 1 < args.size()) {
String value = args.get(i + 1);
if (value != null && value.length() > 0 && value.charAt(0) != '-')
return value;
}
}
}
return null;
}
public static boolean setValueForArgument(String arg, String value, List<String> args) {
if (arg == null || args == null)
return false;
for (int i = 0; i < args.size(); i++) {
if (args.get(i) == null)
continue;
String currentArg = (args.get(i)).trim();
if (currentArg.equalsIgnoreCase(arg)) {
if (i + 1 < args.size()) {
String nextArg = args.get(i + 1);
if (nextArg == null || nextArg.charAt(0) != '-') {
args.set(i + 1, value);
} else {
args.add(i + 1, value);
}
return true;
}
// else just append the value on the end
args.add(value);
return true;
}
}
args.add(arg);
args.add(value);
return true;
}
public static boolean removeArgument(String arg, List<String> args) {
if (arg == null || args == null)
return false;
for (int i = 0; i < args.size(); i++) {
if (args.get(i) == null)
continue;
String currentArg = (args.get(i)).trim();
if (currentArg.equalsIgnoreCase(arg)) {
args.set(i, null);
while (i + 1 < args.size() && args.get(i + 1) != null && (args.get(i + 1)).charAt(0) != '-') {
args.set(i + 1, null);
i++;
}
}
}
return false;
}
}
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