com.sun.jersey.core.impl.provider.entity.BaseFormProvider Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2010-2011 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* http://glassfish.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.jersey.core.impl.provider.entity;
import com.sun.jersey.core.provider.AbstractMessageReaderWriterProvider;
import com.sun.jersey.core.util.ReaderWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.util.List;
import java.util.Map;
import java.util.StringTokenizer;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.core.Response.Status;
/**
*
* @author [email protected]
*/
public abstract class BaseFormProvider> extends AbstractMessageReaderWriterProvider {
public T readFrom(T map,
MediaType mediaType,
InputStream entityStream) throws IOException {
final String encoded = readFromAsString(entityStream, mediaType);
final String charsetName = ReaderWriter.getCharset(mediaType).name();
final StringTokenizer tokenizer = new StringTokenizer(encoded, "&");
String token;
try {
while (tokenizer.hasMoreTokens()) {
token = tokenizer.nextToken();
int idx = token.indexOf('=');
if (idx < 0) {
map.add(URLDecoder.decode(token, charsetName), null);
} else if (idx > 0) {
map.add(URLDecoder.decode(token.substring(0, idx), charsetName),
URLDecoder.decode(token.substring(idx+1), charsetName));
}
}
return map;
} catch (IllegalArgumentException ex) {
throw new WebApplicationException(ex, Status.BAD_REQUEST);
}
}
public void writeTo(
T t,
MediaType mediaType,
OutputStream entityStream) throws IOException {
final String charsetName = ReaderWriter.getCharset(mediaType).name();
final StringBuilder sb = new StringBuilder();
for (Map.Entry> e : t.entrySet()) {
for (String value : e.getValue()) {
if (sb.length() > 0)
sb.append('&');
sb.append(URLEncoder.encode(e.getKey(), charsetName));
if (value != null) {
sb.append('=');
sb.append(URLEncoder.encode(value, charsetName));
}
}
}
writeToAsString(sb.toString(), entityStream, mediaType);
}
}