/*
* 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.openejb.server.httpd.part;
import org.apache.commons.fileupload.FileItem;
import org.apache.commons.fileupload.disk.DiskFileItem;
import javax.servlet.http.Part;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.Set;
// highly inspired from tomcat
public class CommonsFileUploadPart implements Part {
private final FileItem fileItem;
private final File location;
public CommonsFileUploadPart(final FileItem fileItem, final File location) {
this.fileItem = fileItem;
this.location = location;
}
@Override
public void delete() throws IOException {
fileItem.delete();
}
@Override
public String getContentType() {
return fileItem.getContentType();
}
@Override
public String getHeader(final String name) {
return fileItem.getHeaders().getHeader(name);
}
@Override
public Collection<String> getHeaderNames() {
if (fileItem instanceof DiskFileItem) {
final Set<String> headerNames = new LinkedHashSet<>();
final Iterator<String> iter = fileItem.getHeaders().getHeaderNames();
while (iter.hasNext()) {
headerNames.add(iter.next());
}
return headerNames;
}
return Collections.emptyList();
}
@Override
public Collection<String> getHeaders(final String name) {
final Set<String> headers = new LinkedHashSet<>();
final Iterator<String> iter = fileItem.getHeaders().getHeaders(name);
while (iter.hasNext()) {
headers.add(iter.next());
}
return headers;
}
@Override
public InputStream getInputStream() throws IOException {
return fileItem.getInputStream();
}
@Override
public String getName() {
return fileItem.getFieldName();
}
@Override
public long getSize() {
return fileItem.getSize();
}
@Override
public void write(final String fileName) throws IOException {
File file = new File(fileName);
if (!file.isAbsolute()) {
file = new File(location, fileName);
}
try {
fileItem.write(file);
} catch (Exception e) {
throw new IOException(e);
}
}
public String getString(final String encoding) throws UnsupportedEncodingException {
return fileItem.getString(encoding);
}
@Override
public String getSubmittedFileName() {
return fileItem.getName();
}
}