| /* |
| * |
| * 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.converter.v0_10_v1_0; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.convertValue; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getAbsoluteExpiryTime; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getAmqp0xConvertedContentAndMimeType; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getCorrelationId; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getCreationTime; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getGroupId; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getGroupSequence; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getMessageId; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getTtl; |
| import static org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.getUserId; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Date; |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| import java.util.UUID; |
| |
| import org.apache.qpid.server.bytebuffer.QpidByteBuffer; |
| import org.apache.qpid.server.message.MessageDestination; |
| import org.apache.qpid.server.model.DestinationAddress; |
| import org.apache.qpid.server.model.Exchange; |
| import org.apache.qpid.server.model.NamedAddressSpace; |
| import org.apache.qpid.server.model.Queue; |
| import org.apache.qpid.server.plugin.MessageConverter; |
| import org.apache.qpid.server.plugin.PluggableService; |
| import org.apache.qpid.server.protocol.converter.MessageConversionException; |
| import org.apache.qpid.server.protocol.v0_10.MessageMetaData_0_10; |
| import org.apache.qpid.server.protocol.v0_10.MessageTransferMessage; |
| import org.apache.qpid.server.protocol.v0_10.transport.DeliveryProperties; |
| import org.apache.qpid.server.protocol.v0_10.transport.Header; |
| import org.apache.qpid.server.protocol.v0_10.transport.MessageDeliveryMode; |
| import org.apache.qpid.server.protocol.v0_10.transport.MessageDeliveryPriority; |
| import org.apache.qpid.server.protocol.v0_10.transport.MessageProperties; |
| import org.apache.qpid.server.protocol.v0_10.transport.ReplyTo; |
| import org.apache.qpid.server.protocol.v1_0.MessageConverter_from_1_0.ConvertedContentAndMimeType; |
| import org.apache.qpid.server.protocol.v1_0.MessageMetaData_1_0; |
| import org.apache.qpid.server.protocol.v1_0.Message_1_0; |
| import org.apache.qpid.server.protocol.v1_0.type.Binary; |
| import org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger; |
| import org.apache.qpid.server.protocol.v1_0.type.UnsignedLong; |
| import org.apache.qpid.server.store.StoredMessage; |
| |
| @PluggableService |
| public class MessageConverter_1_0_to_v0_10 implements MessageConverter<Message_1_0, MessageTransferMessage> |
| { |
| private static final int MAX_STR8_LENGTH = 0xFF; |
| private static final int MAX_VBIN16_LENGTH = 0xFFFF; |
| |
| @Override |
| public Class<Message_1_0> getInputClass() |
| { |
| return Message_1_0.class; |
| } |
| |
| @Override |
| public Class<MessageTransferMessage> getOutputClass() |
| { |
| return MessageTransferMessage.class; |
| } |
| |
| @Override |
| public MessageTransferMessage convert(Message_1_0 serverMsg, NamedAddressSpace addressSpace) |
| { |
| return new MessageTransferMessage(convertToStoredMessage(serverMsg, addressSpace), null); |
| } |
| |
| @Override |
| public void dispose(final MessageTransferMessage message) |
| { |
| |
| } |
| |
| @Override |
| public String getType() |
| { |
| return "v1-0 to v0-10"; |
| } |
| |
| private StoredMessage<MessageMetaData_0_10> convertToStoredMessage(final Message_1_0 serverMsg, |
| final NamedAddressSpace addressSpace) |
| { |
| final ConvertedContentAndMimeType convertedContentAndMimeType = getAmqp0xConvertedContentAndMimeType(serverMsg); |
| final byte[] convertedContent = convertedContentAndMimeType.getContent(); |
| final MessageMetaData_0_10 messageMetaData_0_10 = convertMetaData(serverMsg, |
| addressSpace, |
| convertedContentAndMimeType.getMimeType(), |
| convertedContent.length); |
| final int metadataSize = messageMetaData_0_10.getStorableSize(); |
| |
| return new StoredMessage<MessageMetaData_0_10>() |
| { |
| @Override |
| public MessageMetaData_0_10 getMetaData() |
| { |
| return messageMetaData_0_10; |
| } |
| |
| @Override |
| public long getMessageNumber() |
| { |
| return serverMsg.getMessageNumber(); |
| } |
| |
| @Override |
| public QpidByteBuffer getContent(final int offset, final int length) |
| { |
| return QpidByteBuffer.wrap(convertedContent, offset, length); |
| } |
| |
| @Override |
| public int getContentSize() |
| { |
| return convertedContent.length; |
| } |
| |
| @Override |
| public int getMetadataSize() |
| { |
| return metadataSize; |
| } |
| |
| @Override |
| public void remove() |
| { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public boolean isInContentInMemory() |
| { |
| return true; |
| } |
| |
| @Override |
| public long getInMemorySize() |
| { |
| return getContentSize() + getMetadataSize(); |
| } |
| |
| @Override |
| public boolean flowToDisk() |
| { |
| return false; |
| } |
| |
| @Override |
| public void reallocate() |
| { |
| |
| } |
| }; |
| } |
| |
| private MessageMetaData_0_10 convertMetaData(Message_1_0 serverMsg, |
| final NamedAddressSpace addressSpace, |
| final String bodyMimeType, |
| final int size) |
| { |
| DeliveryProperties deliveryProps = new DeliveryProperties(); |
| MessageProperties messageProps = new MessageProperties(); |
| |
| final MessageMetaData_1_0.MessageHeader_1_0 origHeader = serverMsg.getMessageHeader(); |
| |
| setExchangeAndRoutingKeyOnDeliveryProperties(deliveryProps, origHeader, addressSpace); |
| |
| deliveryProps.setDeliveryMode(serverMsg.isPersistent() |
| ? MessageDeliveryMode.PERSISTENT |
| : MessageDeliveryMode.NON_PERSISTENT); |
| |
| deliveryProps.setExpiration(serverMsg.getExpiration()); |
| deliveryProps.setPriority(MessageDeliveryPriority.get(origHeader.getPriority())); |
| |
| Date creationTime = getCreationTime(serverMsg); |
| final long arrivalTime = serverMsg.getArrivalTime(); |
| if (creationTime != null) |
| { |
| deliveryProps.setTimestamp(creationTime.getTime()); |
| } |
| else |
| { |
| deliveryProps.setTimestamp(arrivalTime); |
| } |
| |
| Long ttl = getTtl(serverMsg); |
| Date absoluteExpiryTime = getAbsoluteExpiryTime(serverMsg); |
| if (ttl != null) |
| { |
| deliveryProps.setTtl(ttl); |
| deliveryProps.setExpiration(arrivalTime + ttl); |
| } |
| else if (absoluteExpiryTime != null) |
| { |
| final long time = absoluteExpiryTime.getTime(); |
| deliveryProps.setTtl(Math.max(0, time - arrivalTime)); |
| deliveryProps.setExpiration(time); |
| } |
| |
| UUID messageId = getMessageIdAsUUID(serverMsg); |
| if (messageId != null) |
| { |
| messageProps.setMessageId(messageId); |
| } |
| |
| byte[] correlationId = getCorrelationIdAsBytes(serverMsg); |
| if (correlationId != null) |
| { |
| messageProps.setCorrelationId(correlationId); |
| } |
| |
| final String encoding = origHeader.getEncoding(); |
| if (encoding != null) |
| { |
| messageProps.setContentEncoding(ensureStr8("content-encoding", encoding)); |
| } |
| |
| messageProps.setContentLength(size); |
| messageProps.setContentType(bodyMimeType); |
| byte[] userId = getUserIdAsBytes(serverMsg); |
| if (userId != null && userId.length <= MAX_VBIN16_LENGTH) |
| { |
| messageProps.setUserId(ensureVBin16("user-id", userId)); |
| } |
| |
| final String origReplyTo = origHeader.getReplyTo(); |
| if (origReplyTo != null && !origReplyTo.equals("")) |
| { |
| messageProps.setReplyTo(getReplyTo(addressSpace, origReplyTo)); |
| } |
| |
| Map<String, Object> appHeaders = getApplicationHeaders(serverMsg); |
| |
| messageProps.setApplicationHeaders(appHeaders); |
| |
| Header header = new Header(deliveryProps, messageProps, null); |
| return new MessageMetaData_0_10(header, size, arrivalTime); |
| } |
| |
| private Map<String, Object> getApplicationHeaders(final Message_1_0 serverMsg) |
| { |
| final MessageMetaData_1_0.MessageHeader_1_0 origHeader = serverMsg.getMessageHeader(); |
| final Map<String, Object> applicationProperties = serverMsg.getMessageHeader().getHeadersAsMap(); |
| for(String key: applicationProperties.keySet()) |
| { |
| ensureStr8("application-properties[\"" + key + "\"]", key); |
| } |
| |
| Map<String, Object> appHeaders = |
| new LinkedHashMap((Map<String, Object>) convertValue(applicationProperties)); |
| if (origHeader.getSubject() != null) |
| { |
| if (!appHeaders.containsKey("qpid.subject")) |
| { |
| appHeaders.put("qpid.subject", origHeader.getSubject()); |
| } |
| |
| if (!appHeaders.containsKey("x-jms-type")) |
| { |
| appHeaders.put("x-jms-type", origHeader.getSubject()); |
| } |
| } |
| |
| String groupId = getGroupId(serverMsg); |
| if (groupId != null && !appHeaders.containsKey("JMSXGroupID")) |
| { |
| appHeaders.put("JMSXGroupID", groupId); |
| } |
| |
| UnsignedInteger groupSequence = getGroupSequence(serverMsg); |
| if (groupSequence != null && !appHeaders.containsKey("JMSXGroupSeq")) |
| { |
| appHeaders.put("JMSXGroupSeq", groupSequence.intValue()); |
| } |
| |
| return appHeaders; |
| } |
| |
| private ReplyTo getReplyTo(final NamedAddressSpace addressSpace, final String origReplyTo) |
| { |
| DestinationAddress destinationAddress = new DestinationAddress(addressSpace, origReplyTo); |
| MessageDestination messageDestination = destinationAddress.getMessageDestination(); |
| return new ReplyTo(ensureStr8("reply-to[\"exchange\"]", |
| messageDestination instanceof Exchange ? messageDestination.getName() : ""), |
| ensureStr8("reply-to[\"routing-key\"]", |
| messageDestination instanceof Queue |
| ? messageDestination.getName() |
| : destinationAddress.getRoutingKey())); |
| } |
| |
| private void setExchangeAndRoutingKeyOnDeliveryProperties(final DeliveryProperties deliveryProps, |
| final MessageMetaData_1_0.MessageHeader_1_0 origHeader, |
| final NamedAddressSpace addressSpace) |
| { |
| final String to = origHeader.getTo(); |
| final String subject = origHeader.getSubject() == null ? "" : origHeader.getSubject(); |
| |
| final String exchangeName; |
| final String routingKey; |
| |
| if (to != null && !"".equals(to)) |
| { |
| DestinationAddress destinationAddress = new DestinationAddress(addressSpace, to); |
| MessageDestination messageDestination = destinationAddress.getMessageDestination(); |
| if (messageDestination instanceof Queue) |
| { |
| exchangeName = ""; |
| routingKey = messageDestination.getName(); |
| } |
| else if (messageDestination instanceof Exchange) |
| { |
| exchangeName = messageDestination.getName(); |
| routingKey = "".equals(destinationAddress.getRoutingKey()) ? subject : destinationAddress.getRoutingKey(); |
| } |
| else |
| { |
| exchangeName = ""; |
| routingKey = to; |
| } |
| } |
| else |
| { |
| exchangeName = ""; |
| routingKey = subject; |
| } |
| |
| deliveryProps.setRoutingKey(ensureStr8("to' or 'subject", routingKey)); |
| deliveryProps.setExchange(ensureStr8("to", exchangeName)); |
| } |
| |
| private byte[] getUserIdAsBytes(final Message_1_0 serverMsg) |
| { |
| Binary userId = getUserId(serverMsg); |
| if (userId != null) |
| { |
| return userId.getArray(); |
| } |
| return null; |
| } |
| |
| private UUID getMessageIdAsUUID(final Message_1_0 serverMsg) |
| { |
| Object messageId = getMessageId(serverMsg); |
| if (messageId == null) |
| { |
| return null; |
| } |
| else if (messageId instanceof UUID) |
| { |
| return (UUID)messageId; |
| } |
| else if (messageId instanceof String) |
| { |
| String messageIdString = (String) messageId; |
| try |
| { |
| if (messageIdString.startsWith("ID:")) |
| { |
| messageIdString = messageIdString.substring(3); |
| } |
| return UUID.fromString(messageIdString); |
| } |
| catch (IllegalArgumentException e) |
| { |
| return UUID.nameUUIDFromBytes(messageIdString.getBytes(UTF_8)); |
| } |
| } |
| else if (messageId instanceof Binary) |
| { |
| return UUID.nameUUIDFromBytes(((Binary) messageId).getArray()); |
| } |
| else if (messageId instanceof byte[]) |
| { |
| return UUID.nameUUIDFromBytes((byte[]) messageId); |
| } |
| else if (messageId instanceof UnsignedLong) |
| { |
| return UUID.nameUUIDFromBytes(longToBytes(((UnsignedLong) messageId).longValue())); |
| } |
| else |
| { |
| return UUID.nameUUIDFromBytes(String.valueOf(messageId).getBytes(UTF_8)); |
| } |
| } |
| |
| private byte[] getCorrelationIdAsBytes(final Message_1_0 serverMsg) |
| { |
| final Object correlationIdObject = getCorrelationId(serverMsg); |
| final byte[] correlationId; |
| if (correlationIdObject == null) |
| { |
| correlationId = null; |
| } |
| else if (correlationIdObject instanceof Binary) |
| { |
| correlationId = ((Binary) correlationIdObject).getArray(); |
| } |
| else if (correlationIdObject instanceof byte[]) |
| { |
| correlationId = (byte[]) correlationIdObject; |
| } |
| else if (correlationIdObject instanceof UUID) |
| { |
| UUID uuid = (UUID)correlationIdObject; |
| correlationId = longToBytes(uuid.getMostSignificantBits(), uuid.getLeastSignificantBits()); |
| } |
| else if (correlationIdObject instanceof UnsignedLong) |
| { |
| correlationId = longToBytes(((UnsignedLong) correlationIdObject).longValue()); |
| } |
| else |
| { |
| correlationId = String.valueOf(correlationIdObject).getBytes(UTF_8); |
| } |
| return ensureVBin16("correlation-id", correlationId); |
| } |
| |
| private String ensureStr8(final String propertyName, String string) |
| { |
| if (string != null && string.length() > MAX_STR8_LENGTH) |
| { |
| throw new MessageConversionException(String.format( |
| "Could not convert message from 1.0 to 0-10 because conversion of '%s' failed." |
| + " The string length exceeds allowed maximum.", |
| propertyName)); |
| } |
| return string; |
| } |
| |
| private byte[] ensureVBin16(final String propertyName, final byte[] result) |
| { |
| if (result != null && result.length > MAX_VBIN16_LENGTH) |
| { |
| throw new MessageConversionException(String.format( |
| "Could not convert message from 1.0 to 0-10 because conversion of '%s' failed." |
| + " The array length exceeds allowed maximum.", |
| propertyName)); |
| } |
| return result; |
| } |
| |
| private byte[] longToBytes(long... x) |
| { |
| ByteBuffer buffer = ByteBuffer.allocate(Long.BYTES * x.length); |
| for (long l : x) |
| { |
| buffer.putLong(l); |
| } |
| return buffer.array(); |
| } |
| } |
