Task.java

/**
 *
 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either 
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public 
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 * 
 **/
package lucee.commons.io.log.log4j.appender.task;

import lucee.commons.lang.ExceptionUtil;
import lucee.loader.engine.CFMLEngine;
import lucee.loader.engine.CFMLEngineFactory;
import lucee.runtime.config.Config;
import lucee.runtime.exp.PageException;
import lucee.runtime.spooler.ExecutionPlan;
import lucee.runtime.spooler.SpoolerTask;
import lucee.runtime.type.Array;
import lucee.runtime.type.Struct;
import lucee.runtime.util.Cast;
import lucee.runtime.util.Creation;

import org.apache.log4j.Appender;
import org.apache.log4j.spi.LoggingEvent;

public class Task implements SpoolerTask {

	private static final long serialVersionUID = 5649820047520607442L;
	
	private String id;
	private long lastExecution;
	private long nextExecution;
	private int tries=0;
	private final Array exceptions;
	private final long creation=System.currentTimeMillis();
	private boolean closed;
	private final Struct detail;

	private final Appender appender;
	private final LoggingEvent le;
	
	public Task(Appender appender, LoggingEvent le){
		this.appender=appender;
		this.le=le;
		CFMLEngine engine = CFMLEngineFactory.getInstance();
		exceptions=engine.getCreationUtil().createArray();
		detail=engine.getCreationUtil().createStruct();
	}

	@Override
	public final Object execute(Config config) throws PageException {
		lastExecution=System.currentTimeMillis();
		tries++;
		try{
			appender.doAppend(le);
			return null;
		}
		catch(Throwable t) {
			ExceptionUtil.rethrowIfNecessary(t);
			CFMLEngine engine = CFMLEngineFactory.getInstance();
			Cast caster = engine.getCastUtil();
			Creation creator = engine.getCreationUtil();
			
			PageException pe = caster.toPageException(t);
			
			Struct exception=creator.createStruct();
			exception.put("message", pe.getMessage());
			exception.put("detail", pe.getDetail());
			exception.put("type", pe.getTypeAsString());
			exception.put("stacktrace", pe.getStackTraceAsString());
			exception.put("class", pe.getClass().getName());
			exception.put("time", caster.toLong(System.currentTimeMillis()));
			exceptions.appendEL(exception);
			
			throw pe;
		}
		finally{
			lastExecution=System.currentTimeMillis();
		}
	}
	
	@Override
	public Struct detail() {
		return detail;
	}

	@Override
	public final String subject() {
		return appender.getName();
	}

	@Override
	public final String getType() {
		return "log";
	}
	
	@Override
	public final Array getExceptions() {
		return exceptions;
	}

	@Override
	public final void setClosed(boolean closed) {
		this.closed=closed;
	}
	
	@Override
	public final boolean closed() {
		return closed;
	}
	
	@Override
	public final ExecutionPlan[] getPlans() {
		return null;
	}

	@Override
	public final long getCreation() {
		return creation;
	}

	@Override
	public final int tries() {
		return tries;
	}
	
	@Override
	public final void setLastExecution(long lastExecution) {
		this.lastExecution=lastExecution;
	}
	
	@Override
	public final long lastExecution() {
		return lastExecution;
	}

	@Override
	public final void setNextExecution(long nextExecution) {
		
		this.nextExecution=nextExecution;
	}

	@Override
	public final long nextExecution() {
		return nextExecution;
	}

	@Override
	public final String getId() {
		return id;
	}
	
	@Override
	public final void setId(String id) {
		this.id= id;
	}
	
	
	
}