org.rssowl.lib.httpclient.internal.LogBridge.java Source code

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Here is the source code for org.rssowl.lib.httpclient.internal.LogBridge.java

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/*   **********************************************************************  **
 **   Copyright notice                                                       **
 **                                                                          **
 **   (c) 2005-2008 RSSOwl Development Team                                  **
 **   http://www.rssowl.org/                                                 **
 **                                                                          **
 **   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.rssowl.org/legal/epl-v10.html                               **
 **                                                                          **
 **   A copy is found in the file epl-v10.html and important notices to the  **
 **   license from the team is found in the textfile LICENSE.txt distributed **
 **   in this package.                                                       **
 **                                                                          **
 **   This copyright notice MUST APPEAR in all copies of the file!           **
 **                                                                          **
 **   Contributors:                                                          **
 **     RSSOwl Development Team - initial API and implementation             **
 **                                                                          **
 **  **********************************************************************  */

package org.rssowl.lib.httpclient.internal;

import org.apache.commons.logging.Log;
import org.eclipse.core.runtime.IStatus;

/**
 * Implementation of <code>Log</code> that writes error and fatal messages to
 * the Eclipse Log Mechanism.
 *
 * @author bpasero
 */
public class LogBridge implements Log {

    /** Keep for reflection */
    public LogBridge() {
    }

    /**
     * Keep for reflection
     *
     * @param str the class using this log
     */
    public LogBridge(String str) {
    }

    /*
     * @see org.apache.commons.logging.impl.NoOpLog#error(java.lang.Object,
     * java.lang.Throwable)
     */
    public void error(Object message, Throwable t) {
        logError(message, t);
    }

    /*
     * @see org.apache.commons.logging.impl.NoOpLog#error(java.lang.Object)
     */
    public void error(Object message) {
        logError(message, null);
    }

    /*
     * @see org.apache.commons.logging.impl.NoOpLog#fatal(java.lang.Object,
     * java.lang.Throwable)
     */
    public void fatal(Object message, Throwable t) {
        logError(message, t);
    }

    /*
     * @see org.apache.commons.logging.impl.NoOpLog#fatal(java.lang.Object)
     */
    public void fatal(Object message) {
        logError(message, null);
    }

    private void logError(Object message, Throwable t) {
        if (message instanceof String || t instanceof Exception) {
            String msg = null;
            if (message instanceof String)
                msg = message.toString();

            Exception e = null;
            if (t instanceof Exception)
                e = (Exception) t;

            if (msg == null && e != null && e.getMessage() != null)
                msg = e.getMessage();

            IStatus status = Activator.getDefault().createErrorStatus(msg, e);
            Activator.getDefault().getLog().log(status);
        }
    }

    /*
     * @see org.apache.commons.logging.Log#debug(java.lang.Object)
     */
    public void debug(Object message) {
    }

    /*
     * @see org.apache.commons.logging.Log#debug(java.lang.Object,
     * java.lang.Throwable)
     */
    public void debug(Object message, Throwable t) {
    }

    /*
     * @see org.apache.commons.logging.Log#info(java.lang.Object)
     */
    public void info(Object message) {
    }

    /*
     * @see org.apache.commons.logging.Log#info(java.lang.Object,
     * java.lang.Throwable)
     */
    public void info(Object message, Throwable t) {
    }

    /*
     * @see org.apache.commons.logging.Log#warn(java.lang.Object)
     */
    public void warn(Object message) {
    }

    /*
     * @see org.apache.commons.logging.Log#warn(java.lang.Object,
     * java.lang.Throwable)
     */
    public void warn(Object message, Throwable t) {
    }

    /*
     * @see org.apache.commons.logging.Log#trace(java.lang.Object)
     */
    public void trace(Object message) {
    }

    /*
     * @see org.apache.commons.logging.Log#trace(java.lang.Object,
     * java.lang.Throwable)
     */
    public void trace(Object message, Throwable t) {
    }

    /*
     * @see org.apache.commons.logging.Log#isDebugEnabled()
     */
    public boolean isDebugEnabled() {
        return false;
    }

    /*
     * @see org.apache.commons.logging.Log#isErrorEnabled()
     */
    public boolean isErrorEnabled() {
        return true;
    }

    /*
     * @see org.apache.commons.logging.Log#isFatalEnabled()
     */
    public boolean isFatalEnabled() {
        return true;
    }

    /*
     * @see org.apache.commons.logging.Log#isInfoEnabled()
     */
    public boolean isInfoEnabled() {
        return false;
    }

    /*
     * @see org.apache.commons.logging.Log#isTraceEnabled()
     */
    public boolean isTraceEnabled() {
        return false;
    }

    /*
     * @see org.apache.commons.logging.Log#isWarnEnabled()
     */
    public boolean isWarnEnabled() {
        return false;
    }
}