ConsumedObjectMessage.java

/*
 * 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.activemq.artemis.rest.queue;

import javax.ws.rs.core.Response;
import java.io.ByteArrayInputStream;

import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.jms.client.ConnectionFactoryOptions;
import org.apache.activemq.artemis.utils.ObjectInputStreamWithClassLoader;

public class ConsumedObjectMessage extends ConsumedMessage {

   protected Object readObject;
   private ConnectionFactoryOptions options;

   public ConsumedObjectMessage(ClientMessage message, ConnectionFactoryOptions options) {
      super(message);
      if (message.getType() != Message.OBJECT_TYPE)
         throw new IllegalArgumentException("Client message must be an OBJECT_TYPE");
      this.options = options;
   }

   @Override
   public void build(Response.ResponseBuilder builder) {
      buildHeaders(builder);
      if (readObject == null) {
         int size = message.getBodyBuffer().readInt();
         if (size > 0) {
            byte[] body = new byte[size];
            message.getBodyBuffer().readBytes(body);
            ByteArrayInputStream bais = new ByteArrayInputStream(body);
            try (ObjectInputStreamWithClassLoader ois = new ObjectInputStreamWithClassLoader(bais)) {
               if (options != null) {
                  ois.setWhiteList(options.getDeserializationWhiteList());
                  ois.setBlackList(options.getDeserializationBlackList());
               }
               readObject = ois.readObject();
            } catch (Exception e) {
               throw new RuntimeException(e);
            }
         }

      }
      builder.entity(readObject);
   }
}