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/*
* Copyright (c) 2010, 2019 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.jersey.message.internal;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import javax.ws.rs.Consumes;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.inject.Singleton;
import org.glassfish.jersey.internal.util.collection.NullableMultivaluedHashMap;
/**
* Provider for marshalling/un-marshalling of {@code application/x-www-form-urlencoded}
* entity type to/from {@link MultivaluedMap multi-valued map} instance.
*
* @author Paul Sandoz
* @author Marek Potociar
*/
@Produces("application/x-www-form-urlencoded")
@Consumes("application/x-www-form-urlencoded")
@Singleton
public final class FormMultivaluedMapProvider extends AbstractFormProvider> {
private final Type mapType;
public FormMultivaluedMapProvider() {
ParameterizedType iface = (ParameterizedType) this.getClass().getGenericSuperclass();
mapType = iface.getActualTypeArguments()[0];
}
@Override
public boolean isReadable(Class type, Type genericType, Annotation[] annotations, MediaType mediaType) {
// Only allow types MultivaluedMap and MultivaluedMap.
return type == MultivaluedMap.class
&& (type == genericType || mapType.equals(genericType));
}
@Override
public MultivaluedMap readFrom(
Class> type,
Type genericType,
Annotation annotations[],
MediaType mediaType,
MultivaluedMap httpHeaders,
InputStream entityStream) throws IOException {
return readFrom(new NullableMultivaluedHashMap(), mediaType, true, entityStream);
}
@Override
public boolean isWriteable(Class type, Type genericType, Annotation[] annotations, MediaType mediaType) {
return MultivaluedMap.class.isAssignableFrom(type);
}
@Override
public void writeTo(
MultivaluedMap t,
Class type,
Type genericType,
Annotation annotations[],
MediaType mediaType,
MultivaluedMap httpHeaders,
OutputStream entityStream) throws IOException {
writeTo(t, mediaType, entityStream);
}
}