/*
* Copyright 2008 the original author or authors. 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.constretto.model;
import org.constretto.exception.ConstrettoException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
/**
* @author <a href="mailto:kaare.nilsen@gmail.com">Kaare Nilsen</a>
*/
public class FileResource extends Resource {
public FileResource(String path) {
super(path);
}
@Override
public boolean exists() {
return new File(extractFileNameFromFileResource(path)).exists();
}
@Override
public InputStream getInputStream() {
String fileName = extractFileNameFromFileResource(path);
try {
return new FileInputStream(new File(fileName));
} catch (FileNotFoundException e) {
throw new ConstrettoException("Could not read file from path: " + path);
}
}
private String extractFileNameFromFileResource(String path) {
String fileName;
if (path.startsWith(FILE_PREFIX)) {
fileName = path.substring(FILE_PREFIX.length(), path.length());
} else {
fileName = path;
}
return fileName;
}
}