org.oyrm.kobo.postproc.utils.SourceSyncWalker.java Source code

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Here is the source code for org.oyrm.kobo.postproc.utils.SourceSyncWalker.java

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/* 
 * 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 org.oyrm.kobo.postproc.utils;

import java.io.File;
import java.io.FileFilter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import org.apache.commons.io.DirectoryWalker;

/**
 * @author Gary Hendrick
 * @see org.apache.commons.io.DirectoryWalker
 */
public class SourceSyncWalker extends DirectoryWalker {

    public SourceSyncWalker() {
        super();
    }

    public SourceSyncWalker(FileFilter filter) {
        super(filter, -1);
    }

    public List<File> sync(File startDirectory) throws IOException {
        List<File> results = new ArrayList<File>();
        walk(startDirectory, results);
        /**START DEBUG BLOCK
        System.out.println("syncing directory : "+startDirectory.getAbsolutePath());
        for( File f : results) {
           System.out.println("\t\t"+f.getName());
        }
        **///END DEBUG BLOCK
        return results;
    }

    @SuppressWarnings("rawtypes")
    protected boolean handleDirectory(File file, int depth, Collection results) {
        return true;
    }

    @SuppressWarnings({ "rawtypes", "unchecked" })
    protected void handleFile(File file, int depth, Collection results) {
        if (file == null || !file.exists() || file.length() <= 0 || !file.getName().toLowerCase().endsWith(".xml"))
            return;
        results.add(file);
    }
}