com.allen_sauer.gwt.log.client.SystemLogger Maven / Gradle / Ivy

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Library providing easy to use logging capabilities to Google Web Toolkit (GWT) projects.

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/*
 * Copyright 2009 Fred Sauer
 * 
 * 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.allen_sauer.gwt.log.client;

import com.google.gwt.core.client.GWT;

import com.allen_sauer.gwt.log.shared.LogRecord;

/**
 * Logger which sends output to System.err for ERROR level messages and
 * above, and to System.out otherwise.
 */
public final class SystemLogger implements Logger {
  // CHECKSTYLE_JAVADOC_OFF

  @Override
  public void clear() {
  }

  @Override
  public boolean isSupported() {
    return !GWT.isScript();
  }

  @Override
  public void log(LogRecord record) {
    if (record.getLevel() >= Log.LOG_LEVEL_ERROR) {
      System.err.print(record.getFormattedMessage()
          + LogUtil.stackTraceToString(record.getThrowable()));
    } else {
      System.out.print(record.getFormattedMessage()
          + LogUtil.stackTraceToString(record.getThrowable()));
    }
  }

  @Override
  public void setCurrentLogLevel(int level) {
  }

}