com.github.symulakr.gwt.generators.rebind.Logger Maven / Gradle / Ivy

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This tool makes developing with GWT easier.

There is a newer version: 0.2.3

package com.github.symulakr.gwt.generators.rebind;

import javax.inject.Inject;

import com.google.gwt.core.ext.TreeLogger;
import com.google.gwt.core.ext.UnableToCompleteException;

public final class Logger
{
   private final TreeLogger treeLogger;

   @Inject
   public Logger(TreeLogger treeLogger)
   {
      this.treeLogger = treeLogger;
   }

   public void debug(String message, Object... params)
   {
      internalLog(TreeLogger.DEBUG, String.format(message, params));
   }

   public void info(String message, Object... params)
   {
      internalLog(TreeLogger.INFO, String.format(message, params));
   }

   public void warn(String message, Object... params)
   {
      internalLog(TreeLogger.WARN, String.format(message, params));
   }

   /**
    * Post an error message and halt processing. This method always throws an
    * {@link com.google.gwt.core.ext.UnableToCompleteException}
    */
   public void die(String message) throws UnableToCompleteException
   {
      internalLog(TreeLogger.ERROR, message);
      throw new UnableToCompleteException();
   }

   /**
    * Post an error message and halt processing. This method always throws an {@link com.google.gwt.core.ext.UnableToCompleteException}
    */
   public void die(String message, Object... params) throws UnableToCompleteException
   {
      internalLog(TreeLogger.ERROR, String.format(message, params));
      throw new UnableToCompleteException();
   }

   private void internalLog(TreeLogger.Type type, String message)
   {
      if (treeLogger != null)
      {
         treeLogger.log(type, message);
      }
      else
      {
         System.out.println(message);
      }
   }
}