org.apache.commons.jci.readers.FileResourceReader Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of commons-jci-core Show documentation
Show all versions of commons-jci-core Show documentation
Commons JCI core interfaces and implementations.
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.commons.jci.readers;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.io.FileUtils;
/**
* A simple file system based Reader implementation
*
* @author tcurdt
*/
public final class FileResourceReader implements ResourceReader {
private final File root;
public FileResourceReader( final File pRoot ) {
root = pRoot;
}
public boolean isAvailable( final String pResourceName ) {
return new File(root, pResourceName).exists();
}
public byte[] getBytes( final String pResourceName ) {
try {
return FileUtils.readFileToString(new File(root, pResourceName), "UTF-8").getBytes();
} catch(Exception e) {
return null;
}
}
/**
* @deprecated
*/
public String[] list() {
final List files = new ArrayList();
list(root, files);
return (String[]) files.toArray(new String[files.size()]);
}
/**
* @deprecated
*/
private void list( final File pFile, final List pFiles ) {
if (pFile.isDirectory()) {
final File[] directoryFiles = pFile.listFiles();
for (int i = 0; i < directoryFiles.length; i++) {
list(directoryFiles[i], pFiles);
}
} else {
pFiles.add(pFile.getAbsolutePath().substring(root.getAbsolutePath().length()+1));
}
}
}