| /* |
| * |
| * 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.qpid.server.protocol.v1_0; |
| |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.apache.qpid.bytebuffer.QpidByteBuffer; |
| import org.apache.qpid.server.message.AbstractServerMessageImpl; |
| import org.apache.qpid.server.model.Queue; |
| import org.apache.qpid.server.protocol.v1_0.codec.QpidByteBufferUtils; |
| import org.apache.qpid.server.protocol.v1_0.messaging.SectionDecoder; |
| import org.apache.qpid.server.protocol.v1_0.messaging.SectionDecoderImpl; |
| import org.apache.qpid.server.protocol.v1_0.type.AmqpErrorException; |
| import org.apache.qpid.server.protocol.v1_0.type.codec.AMQPDescribedTypeRegistry; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.AmqpSequenceSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.AmqpValueSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.ApplicationPropertiesSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.DataSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.DeliveryAnnotationsSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.EncodingRetainingSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.FooterSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.HeaderSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.MessageAnnotationsSection; |
| import org.apache.qpid.server.protocol.v1_0.type.messaging.PropertiesSection; |
| import org.apache.qpid.server.store.StoredMessage; |
| import org.apache.qpid.server.store.TransactionLogResource; |
| import org.apache.qpid.server.util.ConnectionScopedRuntimeException; |
| |
| public class Message_1_0 extends AbstractServerMessageImpl<Message_1_0, MessageMetaData_1_0> |
| { |
| |
| private static final AMQPDescribedTypeRegistry DESCRIBED_TYPE_REGISTRY = AMQPDescribedTypeRegistry.newInstance() |
| .registerTransportLayer() |
| .registerMessagingLayer() |
| .registerTransactionLayer() |
| .registerSecurityLayer(); |
| private static final MessageMetaData_1_0 DELETED_MESSAGE_METADATA = new MessageMetaData_1_0(null, null, null, null, null, null, 0L, 0L); |
| private static final String AMQP_1_0 = "AMQP 1.0"; |
| |
| public Message_1_0(final StoredMessage<MessageMetaData_1_0> storedMessage) |
| { |
| super(storedMessage, null); |
| } |
| |
| public Message_1_0(final StoredMessage<MessageMetaData_1_0> storedMessage, |
| final Object connectionReference) |
| { |
| super(storedMessage, connectionReference); |
| } |
| |
| public String getInitialRoutingAddress() |
| { |
| Object routingKey = getMessageHeader().getHeader("routing-key"); |
| if(routingKey != null) |
| { |
| return routingKey.toString(); |
| } |
| else |
| { |
| return getMessageHeader().getTo(); |
| } |
| } |
| |
| private MessageMetaData_1_0 getMessageMetaData() |
| { |
| MessageMetaData_1_0 metaData = getStoredMessage().getMetaData(); |
| return metaData == null ? DELETED_MESSAGE_METADATA : metaData; |
| } |
| |
| public MessageMetaData_1_0.MessageHeader_1_0 getMessageHeader() |
| { |
| return getMessageMetaData().getMessageHeader(); |
| } |
| |
| @Override |
| public long getExpiration() |
| { |
| return getMessageMetaData().getMessageHeader().getExpiration(); |
| } |
| |
| @Override |
| public String getMessageType() |
| { |
| return AMQP_1_0; |
| } |
| |
| public long getArrivalTime() |
| { |
| return getMessageMetaData().getArrivalTime(); |
| } |
| |
| |
| @Override |
| public boolean isResourceAcceptable(final TransactionLogResource resource) |
| { |
| return getMessageHeader().getNotValidBefore() == 0L || resourceSupportsDeliveryDelay(resource); |
| } |
| |
| private boolean resourceSupportsDeliveryDelay(final TransactionLogResource resource) |
| { |
| return resource instanceof Queue && ((Queue<?>)resource).isHoldOnPublishEnabled(); |
| } |
| |
| |
| public Collection<QpidByteBuffer> getFragments() |
| { |
| return getContent(0, (int) getSize()); |
| } |
| |
| public HeaderSection getHeaderSection() |
| { |
| return getMessageMetaData().getHeaderSection(); |
| } |
| |
| public PropertiesSection getPropertiesSection() |
| { |
| return getMessageMetaData().getPropertiesSection(); |
| } |
| |
| public DeliveryAnnotationsSection getDeliveryAnnotationsSection() |
| { |
| return getMessageMetaData().getDeliveryAnnotationsSection(); |
| } |
| |
| public MessageAnnotationsSection getMessageAnnotationsSection() |
| { |
| return getMessageMetaData().getMessageAnnotationsSection(); |
| } |
| |
| public ApplicationPropertiesSection getApplicationPropertiesSection() |
| { |
| return getMessageMetaData().getApplicationPropertiesSection(); |
| } |
| |
| public FooterSection getFooterSection() |
| { |
| return getMessageMetaData().getFooterSection(); |
| } |
| |
| @Override |
| public Collection<QpidByteBuffer> getContent(final int offset, final int length) |
| { |
| if(getMessageMetaData().getVersion() == 0) |
| { |
| SectionDecoder sectionDecoder = new SectionDecoderImpl(DESCRIBED_TYPE_REGISTRY.getSectionDecoderRegistry()); |
| |
| try |
| { |
| final Collection<QpidByteBuffer> allSectionsContent = super.getContent(0, Integer.MAX_VALUE); |
| |
| List<EncodingRetainingSection<?>> sections = sectionDecoder.parseAll(new ArrayList<>(allSectionsContent)); |
| |
| List<QpidByteBuffer> bodySectionContent = new ArrayList<>(); |
| for(QpidByteBuffer buf : allSectionsContent) |
| { |
| buf.dispose(); |
| } |
| Iterator<EncodingRetainingSection<?>> iter = sections.iterator(); |
| |
| while (iter.hasNext()) |
| { |
| final EncodingRetainingSection<?> section = iter.next(); |
| if (section instanceof DataSection |
| || section instanceof AmqpValueSection |
| || section instanceof AmqpSequenceSection) |
| { |
| bodySectionContent.addAll(section.getEncodedForm()); |
| } |
| section.dispose(); |
| } |
| if(offset == 0 && length >= QpidByteBufferUtils.remaining(bodySectionContent)) |
| { |
| return bodySectionContent; |
| } |
| else |
| { |
| final Collection<QpidByteBuffer> contentView = new ArrayList<>(); |
| int position = 0; |
| for(QpidByteBuffer buf :bodySectionContent) |
| { |
| if (position < offset) |
| { |
| if (offset - position < buf.remaining()) |
| { |
| QpidByteBuffer view = buf.view(offset - position, |
| Math.min(length, buf.remaining() - (offset - position))); |
| contentView.add(view); |
| position += view.remaining(); |
| } |
| else |
| { |
| position += buf.remaining(); |
| } |
| } |
| else if (position <= offset + length) |
| { |
| QpidByteBuffer view = buf.view(0, Math.min(length - (position - offset), buf.remaining())); |
| contentView.add(view); |
| position += view.remaining(); |
| } |
| |
| buf.dispose(); |
| } |
| return contentView; |
| } |
| } |
| catch (AmqpErrorException e) |
| { |
| throw new ConnectionScopedRuntimeException(e); |
| } |
| } |
| else |
| { |
| return super.getContent(offset, length); |
| } |
| } |
| } |