com.opensymphony.xwork2.util.classloader.FileResourceStore Maven / Gradle / Ivy
/*
* 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 com.opensymphony.xwork2.util.classloader;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.io.File;
import java.io.FileInputStream;
/**
* Reads a class from disk
* class taken from Apache JCI
*/
public final class FileResourceStore extends AbstractResourceStore {
private static final Logger LOG = LogManager.getLogger(FileResourceStore.class);
public FileResourceStore(final File file) {
super(file);
}
public byte[] read(final String pResourceName) {
FileInputStream fis = null;
try {
File file = getFile(pResourceName);
byte[] data = new byte[(int) file.length()];
fis = new FileInputStream(file);
fis.read(data);
return data;
} catch (Exception e) {
LOG.debug("Unable to read file [{}]", pResourceName, e);
return null;
} finally {
closeQuietly(fis);
}
}
private File getFile(final String pResourceName) {
final String fileName = pResourceName.replace('/', File.separatorChar);
return new File(file, fileName);
}
}