play.PlayLoggingSetup Maven / Gradle / Ivy

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RePlay is a fork of the Play1 framework, created by Codeborne.

There is a newer version: 2.6.3

package play;

import org.apache.log4j.PropertyConfigurator;
import org.apache.log4j.xml.DOMConfigurator;
import org.slf4j.LoggerFactory;
import org.slf4j.bridge.SLF4JBridgeHandler;

import java.net.URL;

public class PlayLoggingSetup {
  public void init() {
    String log4jPath = Play.configuration.getProperty("application.log.path", "/log4j.xml");
    URL log4jConf = PlayLoggingSetup.class.getResource(log4jPath);
    if (log4jConf == null) {
      // try log4j.properties from the "conf/" directory/classpath
      log4jPath = "/conf/log4j.properties";
      log4jConf = PlayLoggingSetup.class.getResource(log4jPath);
    }
    if (log4jConf == null) {
      // falling back to "/log4j.properties"
      log4jPath = "/log4j.properties";
      log4jConf = PlayLoggingSetup.class.getResource(log4jPath);
    }
    if (log4jConf == null) {
      throw new RuntimeException("File " + log4jPath + " not found");
    }

    LoggerFactory.getLogger(PlayLoggingSetup.class).info("Logging configuration: {}", log4jConf);

    if (log4jPath.endsWith(".xml")) {
      DOMConfigurator.configure(log4jConf);
    }
    else {
      PropertyConfigurator.configure(log4jConf);
    }

    SLF4JBridgeHandler.removeHandlersForRootLogger();
    SLF4JBridgeHandler.install();
  }
}