org.apache.xmlbeans.impl.schema.FileResourceLoader Maven / Gradle / Ivy
/* Copyright 2004 The Apache Software Foundation
*
* 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.apache.xmlbeans.impl.schema;
import org.apache.xmlbeans.ResourceLoader;
import java.io.InputStream;
import java.io.FileInputStream;
import java.io.File;
import java.io.IOException;
import java.util.zip.ZipFile;
import java.util.zip.ZipEntry;
public class FileResourceLoader implements ResourceLoader
{
private File _directory;
private ZipFile _zipfile;
public FileResourceLoader(File file) throws IOException
{
if (file.isDirectory())
_directory = file;
else
{
_zipfile = new ZipFile(file);
}
}
public InputStream getResourceAsStream(String resourceName)
{
try
{
if (_zipfile != null)
{
ZipEntry entry = _zipfile.getEntry(resourceName);
if (entry == null)
return null;
return _zipfile.getInputStream(entry);
}
else
{
return new FileInputStream(new File(_directory, resourceName));
}
}
catch (IOException e)
{
return null;
}
}
public void close()
{
if (_zipfile != null)
{
try
{
_zipfile.close();
}
catch (IOException e)
{
// oh well.
}
_zipfile = null;
}
}
}