org.kuali.maven.plugins.externals.SimpleScanner Maven / Gradle / Ivy

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Tooling for integrating Maven with Subversion externals

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/**
 * Copyright 2011-2013 The Kuali Foundation
 *
 * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
 *
 * 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.kuali.maven.plugins.externals;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.codehaus.plexus.util.DirectoryScanner;

/**
 * This class provides a simple method for scanning a directory for files that match include/exclude patterns
 */
public class SimpleScanner extends DirectoryScanner {
	private static final String FS = System.getProperty("file.separator");

	public SimpleScanner() {
		this(null, getArray(null), getArray(null));
	}

	public SimpleScanner(File baseDir, String include, String exclude) {
		this(baseDir, getArray(include), getArray(exclude));
	}

	public SimpleScanner(File baseDir, String[] includes, String[] excludes) {
		super();
		setBasedir(baseDir);
		setIncludes(includes);
		setExcludes(excludes);
	}

	protected static final String[] getArray(String s) {
		if (s == null) {
			return null;
		} else {
			return new String[] { s };
		}
	}

	/**
	 * This method returns files that match an include pattern but do not match an exclude pattern
	 */
	public List getFiles() {
		scan();
		String[] includedFiles = getIncludedFiles();
		List files = new ArrayList();
		for (String includedFile : includedFiles) {
			String filename = getBasedir().getAbsolutePath() + FS + includedFile;
			File file = new File(filename);
			files.add(file);
		}
		return files;
	}
}