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/*
 * Copyright 2010 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.google.gwt.logging.client;

import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.LogRecord;

/**
 * A Handler that prints logs to the window.console.
 * 

* Note we are consciously using 'window' rather than '$wnd' to avoid issues * similar to http://code.google.com/p/fbug/issues/detail?id=2914 */ public class ConsoleLogHandler extends Handler { public ConsoleLogHandler() { setFormatter(new TextLogFormatter(true)); setLevel(Level.ALL); } @Override public void close() { // No action needed } @Override public void flush() { // No action needed } @Override public void publish(LogRecord record) { if (!isSupported() || !isLoggable(record)) { return; } String msg = getFormatter().format(record); int val = record.getLevel().intValue(); if (val >= Level.SEVERE.intValue()) { error(msg); } else if (val >= Level.WARNING.intValue()) { warn(msg); } else if (val >= Level.INFO.intValue()) { info(msg); } else { log(msg); } } private native boolean isSupported() /*-{ return !!window.console; }-*/; private native void error(String message) /*-{ window.console.error(message); }-*/; private native void warn(String message) /*-{ window.console.warn(message); }-*/; private native void info(String message) /*-{ window.console.info(message); }-*/; private native void log(String message) /*-{ window.console.log(message); }-*/; }





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