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/*******************************************************************************
* Copyright (c) 2007 IBM Corporation and others.
* 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:
* IBM Corporation - Initial API and implementation
*******************************************************************************/
package org.eclipse.wst.server.http.core.internal;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
* Helper class to route trace output.
*/
public class Trace {
public static byte CONFIG = 0;
public static byte WARNING = 1;
public static byte SEVERE = 2;
public static byte FINEST = 3;
public static byte FINER = 4;
private static final String[] levelNames = new String[] { "CONFIG ", "WARNING ",
"SEVERE ", "FINER ", "FINEST " };
private static final String spacer = " ";
private static final SimpleDateFormat sdf = new SimpleDateFormat(
"dd/MM/yy HH:mm.ss.SSS");
protected static int pluginLength = -1;
/**
* Trace constructor comment.
*/
private Trace() {
super();
}
/**
* Trace the given text.
*
* @param level the trace level
* @param s a message
*/
public static void trace(byte level, String s) {
Trace.trace(level, s, null);
}
/**
* Trace the given message and exception.
*
* @param level the trace level
* @param s a message
* @param t a throwable
*/
public static void trace(byte level, String s, Throwable t) {
if (!HttpCorePlugin.getInstance().isDebugging())
return;
/*
* System.out.println(ApachePlugin.PLUGIN_ID + " " + s); if (t != null)
* t.printStackTrace();
*/
trace(HttpCorePlugin.PLUGIN_ID, level, s, t);
}
/**
* Trace the given message and exception.
*
* @param level a trace level
* @param s a message
* @param t a throwable
*/
private static void trace(String pluginId, int level, String s, Throwable t) {
if (pluginId == null || s == null)
return;
if (!HttpCorePlugin.getInstance().isDebugging())
return;
StringBuffer sb = new StringBuffer(pluginId);
if (pluginId.length() > pluginLength)
pluginLength = pluginId.length();
else if (pluginId.length() < pluginLength)
sb.append(spacer.substring(0, pluginLength - pluginId.length()));
sb.append(" ");
sb.append(levelNames[level]);
sb.append(" ");
sb.append(sdf.format(new Date()));
sb.append(" ");
sb.append(s);
// Platform.getDebugOption(ServerCore.PLUGIN_ID + "/" + "resources");
System.out.println(sb.toString());
if (t != null)
t.printStackTrace();
}
}
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