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Open source project to apply coding conventions. This is the core component

There is a newer version: 3.0.5

/* 
  Copyright (C) 2013 Raquel Pau and Albert Coroleu.
 
 Walkmod 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 3 of the License, or
 (at your option) any later version.
 
 Walkmod 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 Walkmod.  If not, see .*/
package org.walkmod.impl;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.walkmod.ChainWalkerAdapter;
import org.walkmod.ChainWalkerInvocation;
import org.walkmod.ChainWalker;
import org.walkmod.exceptions.WalkModException;

public class DefaultChainWalkerInvocation implements ChainWalkerInvocation {

	private ChainWalkerAdapter walkerAdapter;

	private static final Log LOG = LogFactory.getLog(DefaultChainWalkerInvocation.class);

	@Override
	public void init(ChainWalkerAdapter transformation) {
		this.walkerAdapter = transformation;
	}

	@Override
	public void invoke() throws WalkModException {
		ChainWalker walker = walkerAdapter.getWalker();
		if (walker != null) {
			try {
				walker.execute();
			} catch (Exception e) {
				throw new WalkModException("An exeception has been produced during the " + walkerAdapter.getName()
						+ " transformation", e);
			}
		}
		LOG.debug("The transformation [" + walkerAdapter.getName() + "] has been executed");
	}
}