Copyright (c) 2005 Contributors.
All rights reserved. 
This program and the accompanying materials are made available 
under the terms of the Eclipse Public License v1.0 
which accompanies this distribution and is available at 
http://eclipse.org/legal/epl-v10.html 
Contributors:
  Alexandre Vasseur         initial implementation
/*******************************************************************************
 * Copyright (c) 2005 Contributors.
 * All rights reserved. 
 * This program and the accompanying materials are made available 
 * under the terms of the Eclipse Public License v1.0 
 * which accompanies this distribution and is available at 
 * http://eclipse.org/legal/epl-v10.html 
 * 
 * Contributors:
 *   Alexandre Vasseur         initial implementation
 *******************************************************************************/
package org.aspectj.weaver.loadtime;

import org.aspectj.bridge.IMessageHandler;
import org.aspectj.bridge.IMessage;
import org.aspectj.bridge.AbortException;

Author:
Alexandre Vasseur/**
 * @author <a href="mailto:alex AT gnilux DOT com">Alexandre Vasseur</a>
 */
public class DefaultMessageHandler implements IMessageHandler {

    boolean isVerbose = false;
    boolean isDebug = false;
    boolean showWeaveInfo = false;
    boolean showWarn = true;

    public boolean handleMessage(IMessage message) throws AbortException {
        if (isIgnoring(message.getKind())) {
    		return false;
    	} else {
    		/*
    		 * TODO maw We ship this class but don't use or document it. Changed
    		 * to use stderr instead of stdout to allow improvements to LTW tests.
    		 * Currently many pass whether or not LTW occurs because they are
    		 * already woven. Some changed to check for appropriate weaving messages
    		 * as well as absence of warnings or errors. 
    		 */
    		return SYSTEM_ERR.handleMessage(message);
//            if (message.getKind().isSameOrLessThan(IMessage.INFO)) {
//                return SYSTEM_OUT.handleMessage(message);
//            } else {
//                return SYSTEM_ERR.handleMessage(message);
//            }
        }
    }

    public boolean isIgnoring(IMessage.Kind kind) {
        if (kind.equals(IMessage.WEAVEINFO)) {
            return !showWeaveInfo;
        }
        if (kind.isSameOrLessThan(IMessage.INFO)) {
            return !isVerbose;
        }
        if (kind.isSameOrLessThan(IMessage.DEBUG)) {
            return !isDebug;
        }
        return !showWarn;
    }

    public void dontIgnore(IMessage.Kind kind) {
        if (kind.equals(IMessage.WEAVEINFO)) {
            showWeaveInfo = true;
        } else if (kind.equals(IMessage.DEBUG)) {
            isVerbose = true;
        } else if (kind.equals(IMessage.WARNING)) {
            showWarn = false;
        }
    }

	public void ignore(IMessage.Kind kind) {
        if (kind.equals(IMessage.WEAVEINFO)) {
            showWeaveInfo = false;
        } else if (kind.equals(IMessage.DEBUG)) {
            isVerbose = false;
        } else if (kind.equals(IMessage.WARNING)) {
            showWarn = true;
        }
	}

}