/**
* This file Copyright (c) 2005-2008 Aptana, Inc. This program is
* dual-licensed under both the Aptana Public License and the GNU General
* Public license. You may elect to use one or the other of these licenses.
*
* This program is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. Redistribution, except as permitted by whichever of
* the GPL or APL you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or modify this
* program under the terms of the GNU General Public License,
* Version 3, as published by the Free Software Foundation. You should
* have received a copy of the GNU General Public License, Version 3 along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Aptana provides a special exception to allow redistribution of this file
* with certain other free and open source software ("FOSS") code and certain additional terms
* pursuant to Section 7 of the GPL. You may view the exception and these
* terms on the web at http://www.aptana.com/legal/gpl/.
*
* 2. For the Aptana Public License (APL), this program and the
* accompanying materials are made available under the terms of the APL
* v1.0 which accompanies this distribution, and is available at
* http://www.aptana.com/legal/apl/.
*
* You may view the GPL, Aptana's exception and additional terms, and the
* APL in the file titled license.html at the root of the corresponding
* plugin containing this source file.
*
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.lexer;
import java.text.MessageFormat;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Plugin;
import org.eclipse.core.runtime.Status;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
/**
* The main plugin class to be used in the desktop.
*/
public class LexerPlugin extends Plugin
{
// The shared instance.
private static LexerPlugin plugin;
private static String lexerType = "matcher"; //$NON-NLS-1$
/**
* The constructor.
*/
public LexerPlugin()
{
plugin = this;
}
/**
* This method is called upon plug-in activation
*
* @param context
* @throws Exception
*/
public void start(BundleContext context) throws Exception
{
super.start(context);
}
/**
* This method is called when the plug-in is stopped
*
* @param context
* @throws Exception
*/
public void stop(BundleContext context) throws Exception
{
super.stop(context);
plugin = null;
}
/**
* Returns the shared instance.
*
* @return Returns LexerPlugin
*/
public static LexerPlugin getDefault()
{
return plugin;
}
/**
* getLexerType
*
* @return lexer type
*/
public static String getLexerType()
{
if (lexerType == null)
{
lexerType = System.getProperty("aptana.lexer"); //$NON-NLS-1$ //$NON-NLS-2$
if (lexerType == null || lexerType.length() == 0)
{
lexerType = "code"; //$NON-NLS-1$
}
}
return lexerType;
}
/**
* Logs an error
*
* @param message
* The message to log
*/
public static void logError(String message)
{
log(IStatus.ERROR, message, null);
}
/**
* Logs an error
*
* @param message
* @param th
*/
public static void logError(String message, Throwable th)
{
log(IStatus.ERROR, message, th);
}
/**
* Logs an error
*
* @param message
*/
public static void logInfo(String message)
{
log(IStatus.INFO, message, null);
}
/**
* Logs an error
*
* @param message
* @param th
*/
public static void logInfo(String message, Throwable th)
{
log(IStatus.INFO, message, th);
}
/**
* logWarning
*
* @param message
*/
public static void logWarning(String message)
{
log(IStatus.WARNING, message, null);
}
/**
* logWarning
*
* @param message
* @param th
*/
public static void logWarning(String message, Throwable th)
{
log(IStatus.WARNING, message, th);
}
/**
* Logs an error
*
* @param statusNumber
* @param message
* @param throwable
*/
// CHECKSTYLE:OFF
public static void log(int statusNumber, String message, Throwable throwable)
{
Plugin plugin = getDefault();
if (plugin == null)
{
System.err.println(message);
if (throwable != null)
{
throwable.printStackTrace();
}
}
else
{
String expandedMessage = MessageFormat.format(
"(Build {0}) {1}", //$NON-NLS-1$
new Object[] { getPluginVersion(plugin), message }
);
if (plugin == null || plugin.getBundle() == null)
{
System.err.println(expandedMessage);
}
else
{
String symbolicName = plugin.getBundle().getSymbolicName();
Status status = new Status(statusNumber, symbolicName, IStatus.OK, expandedMessage, throwable);
plugin.getLog().log(status);
if (statusNumber == IStatus.ERROR)
{
// dump the error to stderr so the devteam knows it happened
System.err.println(expandedMessage);
if (throwable != null)
{
throwable.printStackTrace();
}
}
}
}
}
// CHECKSTYLE:ON
/**
* Retrieves the bundle version or a plugin based on its ID.
*
* @param plugin
* The plugin to retrieve from
* @return The version of the bundle, or null if not found.
*/
public static String getPluginVersion(Plugin plugin)
{
String result = null;
if (plugin != null)
{
Bundle bundle = plugin.getBundle();
if (bundle != null)
{
result = bundle.getHeaders().get(org.osgi.framework.Constants.BUNDLE_VERSION).toString();
}
}
return result;
}
/**
* useAsciiLexer
*
* @return boolean
*/
public static boolean useAsciiLexer()
{
return getLexerType().equals("ascii"); //$NON-NLS-1$
}
/**
* useUnicodeLexer
*
* @return boolean
*/
public static boolean useUnicodeLexer()
{
return getLexerType().equals("unicode"); //$NON-NLS-1$
}
/**
* useCodeBasedLexer
*
* @return boolean
*/
public static boolean useCodeBasedLexer()
{
return getLexerType().equals("code"); //$NON-NLS-1$
}
/**
* useMatcherLexer
*
* @return boolean
*/
public static boolean useMatcherLexer()
{
return getLexerType().equals("matcher"); //$NON-NLS-1$
}
}