/**
 * Copyright 2010 JBoss Inc
 *
 * 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.drools.jax.rs;

import java.io.IOException;
import java.io.InputStream;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;

import javax.ws.rs.Consumes;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.MultivaluedMap;
import javax.ws.rs.ext.MessageBodyReader;
import javax.ws.rs.ext.Provider;

import org.drools.command.Command;
import org.drools.core.util.StringUtils;

@Consumes("text/plain")
@Provider
public class CommandMessageBodyReader
    implements
    MessageBodyReader<Object> {

    public boolean isReadable(Class type,
                              Type genericType,
                              Annotation[] annotations,
                              MediaType mediaType) {
        return Command.class.isAssignableFrom( type );
    }

    public Object readFrom(Class type,
                           Type genericType,
                           Annotation[] annotations,
                           MediaType mediaType,
                           MultivaluedMap httpHeaders,
                           InputStream entityStream) throws IOException,
                                                    WebApplicationException {
        return StringUtils.toString( entityStream );
    }

}