com.google.gwt.logging.server.RemoteLoggingServiceImpl Maven / Gradle / Ivy
/*
* 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.server;
import com.google.gwt.core.server.StackTraceDeobfuscator;
import com.google.gwt.logging.server.RemoteLoggingServiceUtil.RemoteLoggingException;
import com.google.gwt.logging.shared.RemoteLoggingService;
import com.google.gwt.user.server.rpc.RemoteServiceServlet;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.Logger;
/**
* Server-side code for the remote log handler.
*/
public class RemoteLoggingServiceImpl extends RemoteServiceServlet implements RemoteLoggingService {
private static Logger logger = Logger.getLogger(RemoteServiceServlet.class.getName());
// No deobfuscator by default
private StackTraceDeobfuscator deobfuscator = null;
private String loggerNameOverride = null;
/**
* Logs a Log Record which has been serialized using GWT RPC on the server.
* @return either an error message, or null if logging is successful.
*/
public final String logOnServer(LogRecord lr) {
String strongName = getPermutationStrongName();
try {
RemoteLoggingServiceUtil.logOnServer(
lr, strongName, deobfuscator, loggerNameOverride);
} catch (RemoteLoggingException e) {
logger.log(Level.SEVERE, "Remote logging failed", e);
return "Remote logging failed, check stack trace for details.";
}
return null;
}
/**
* By default, messages are logged to a logger that has the same name as
* the logger that created them on the client. If you want to log all messages
* from the client to a logger with another name, you can set the override
* using this method.
*/
public void setLoggerNameOverride(String override) {
loggerNameOverride = override;
}
/**
* By default, this service does not do any deobfuscation. In order to do
* server-side deobfuscation, you must copy the symbolMaps files to a
* directory visible to the server and set the directory using this method.
*/
public void setSymbolMapsDirectory(String symbolMapsDir) {
deobfuscator = StackTraceDeobfuscator.fromFileSystem(symbolMapsDir);
}
}