ARTEMIS-1840 Refactor XML Data Serialiser

This commit is contained in:
Martyn Taylor 2018-05-02 11:32:39 +01:00 committed by Clebert Suconic
parent 13fac86082
commit 812776fca7
6 changed files with 507 additions and 383 deletions

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@ -0,0 +1,148 @@
/*
* 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.cli.commands.tools.xml;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
import java.util.List;
import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
import org.apache.activemq.artemis.api.core.ActiveMQBuffers;
import org.apache.activemq.artemis.api.core.ActiveMQException;
import org.apache.activemq.artemis.api.core.ICoreMessage;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.core.message.LargeBodyEncoder;
import org.apache.activemq.artemis.core.server.LargeServerMessage;
import org.apache.activemq.artemis.reader.TextMessageUtil;
/** This is an Utility class that will import the outputs in XML format. */
public class XMLMessageExporter {
private static final Long LARGE_MESSAGE_CHUNK_SIZE = 1000L;
private XMLStreamWriter xmlWriter;
public XMLMessageExporter(XMLStreamWriter xmlWriter) {
this.xmlWriter = xmlWriter;
}
public XMLStreamWriter getRawXMLWriter() {
return xmlWriter;
}
public void printSingleMessageAsXML(ICoreMessage message, List<String> queues, boolean encodeTextUTF8) throws Exception {
xmlWriter.writeStartElement(XmlDataConstants.MESSAGES_CHILD);
printMessageAttributes(message);
printMessageProperties(message);
printMessageQueues(queues);
printMessageBody(message.toCore(), encodeTextUTF8);
xmlWriter.writeEndElement(); // end MESSAGES_CHILD
}
public void printMessageBody(Message message, boolean encodeTextMessageUTF8) throws Exception {
xmlWriter.writeStartElement(XmlDataConstants.MESSAGE_BODY);
if (message.isLargeMessage()) {
printLargeMessageBody((LargeServerMessage) message);
} else {
if (encodeTextMessageUTF8 && message.toCore().getType() == Message.TEXT_TYPE) {
xmlWriter.writeCData(TextMessageUtil.readBodyText(message.toCore().getReadOnlyBodyBuffer()).toString());
} else {
xmlWriter.writeCData(XmlDataExporterUtil.encodeMessageBodyBase64(message));
}
}
xmlWriter.writeEndElement(); // end MESSAGE_BODY
}
public void printLargeMessageBody(LargeServerMessage message) throws XMLStreamException {
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_IS_LARGE, Boolean.TRUE.toString());
LargeBodyEncoder encoder = null;
try {
encoder = message.toCore().getBodyEncoder();
encoder.open();
long totalBytesWritten = 0;
Long bufferSize;
long bodySize = encoder.getLargeBodySize();
for (long i = 0; i < bodySize; i += LARGE_MESSAGE_CHUNK_SIZE) {
Long remainder = bodySize - totalBytesWritten;
if (remainder >= LARGE_MESSAGE_CHUNK_SIZE) {
bufferSize = LARGE_MESSAGE_CHUNK_SIZE;
} else {
bufferSize = remainder;
}
ActiveMQBuffer buffer = ActiveMQBuffers.fixedBuffer(bufferSize.intValue());
encoder.encode(buffer, bufferSize.intValue());
xmlWriter.writeCData(XmlDataExporterUtil.encode(buffer.toByteBuffer().array()));
totalBytesWritten += bufferSize;
}
encoder.close();
} catch (ActiveMQException e) {
e.printStackTrace();
} finally {
if (encoder != null) {
try {
encoder.close();
} catch (ActiveMQException e) {
e.printStackTrace();
}
}
}
}
public void printMessageQueues(List<String> queues) throws XMLStreamException {
if (queues != null) {
xmlWriter.writeStartElement(XmlDataConstants.QUEUES_PARENT);
for (String queueName : queues) {
xmlWriter.writeEmptyElement(XmlDataConstants.QUEUES_CHILD);
xmlWriter.writeAttribute(XmlDataConstants.QUEUE_NAME, queueName);
}
xmlWriter.writeEndElement(); // end QUEUES_PARENT
}
}
public void printMessageProperties(Message message) throws XMLStreamException {
xmlWriter.writeStartElement(XmlDataConstants.PROPERTIES_PARENT);
for (SimpleString key : message.getPropertyNames()) {
Object value = message.getObjectProperty(key);
xmlWriter.writeEmptyElement(XmlDataConstants.PROPERTIES_CHILD);
xmlWriter.writeAttribute(XmlDataConstants.PROPERTY_NAME, key.toString());
xmlWriter.writeAttribute(XmlDataConstants.PROPERTY_VALUE, XmlDataExporterUtil.convertProperty(value));
// Write the property type as an attribute
String propertyType = XmlDataExporterUtil.getPropertyType(value);
if (propertyType != null) {
xmlWriter.writeAttribute(XmlDataConstants.PROPERTY_TYPE, propertyType);
}
}
xmlWriter.writeEndElement(); // end PROPERTIES_PARENT
}
public void printMessageAttributes(ICoreMessage message) throws XMLStreamException {
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_ID, Long.toString(message.getMessageID()));
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_PRIORITY, Byte.toString(message.getPriority()));
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_EXPIRATION, Long.toString(message.getExpiration()));
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_TIMESTAMP, Long.toString(message.getTimestamp()));
String prettyType = XmlDataExporterUtil.getMessagePrettyType(message.getType());
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_TYPE, prettyType);
if (message.getUserID() != null) {
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_USER_ID, message.getUserID().toString());
}
}
}

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@ -0,0 +1,331 @@
/*
* 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.cli.commands.tools.xml;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import org.apache.activemq.artemis.api.core.ICoreMessage;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.SimpleString;
import org.apache.activemq.artemis.api.core.client.ClientMessage;
import org.apache.activemq.artemis.api.core.client.ClientSession;
import org.apache.activemq.artemis.utils.Base64;
import org.apache.activemq.artemis.utils.UUIDGenerator;
import org.jboss.logging.Logger;
/** This is an Utility class that will import the outputs in XML format. */
public class XMLMessageImporter {
private static final Logger logger = Logger.getLogger(XMLMessageImporter.class);
private XMLStreamReader reader;
private ClientSession session;
Map<String, String> oldPrefixTranslation = new HashMap<>();
public XMLMessageImporter(XMLStreamReader xmlStreamReader, ClientSession session) {
this.reader = xmlStreamReader;
this.session = session;
}
public void setOldPrefixTranslation(Map<String, String> oldPrefixTranslation) {
this.oldPrefixTranslation = oldPrefixTranslation;
}
public XMLStreamReader getRawXMLReader() {
return reader;
}
public MessageInfo readMessage(boolean decodeUTF8) throws Exception {
if (!reader.hasNext()) return null;
Byte type = 0;
Byte priority = 0;
Long expiration = 0L;
Long timestamp = 0L;
Long id = 0L;
org.apache.activemq.artemis.utils.UUID userId = null;
ArrayList<String> queues = new ArrayList<>();
// get message's attributes
for (int i = 0; i < reader.getAttributeCount(); i++) {
String attributeName = reader.getAttributeLocalName(i);
switch (attributeName) {
case XmlDataConstants.MESSAGE_TYPE:
type = getMessageType(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_PRIORITY:
priority = Byte.parseByte(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_EXPIRATION:
expiration = Long.parseLong(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_TIMESTAMP:
timestamp = Long.parseLong(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_USER_ID:
userId = UUIDGenerator.getInstance().generateUUID();
break;
case XmlDataConstants.MESSAGE_ID:
id = Long.parseLong(reader.getAttributeValue(i));
break;
}
}
Message message = session.createMessage(type, true, expiration, timestamp, priority);
message.setUserID(userId);
boolean endLoop = false;
File largeMessageTemporaryFile = null;
// loop through the XML and gather up all the message's data (i.e. body, properties, queues, etc.)
while (reader.hasNext()) {
int eventType = reader.getEventType();
switch (eventType) {
case XMLStreamConstants.START_ELEMENT:
if (XmlDataConstants.MESSAGE_BODY.equals(reader.getLocalName())) {
largeMessageTemporaryFile = processMessageBody(message.toCore(), decodeUTF8);
} else if (XmlDataConstants.PROPERTIES_CHILD.equals(reader.getLocalName())) {
processMessageProperties(message);
} else if (XmlDataConstants.QUEUES_CHILD.equals(reader.getLocalName())) {
processMessageQueues(queues);
}
break;
case XMLStreamConstants.END_ELEMENT:
if (XmlDataConstants.MESSAGES_CHILD.equals(reader.getLocalName())) {
endLoop = true;
}
break;
}
if (endLoop) {
break;
}
reader.next();
}
return new MessageInfo(id, queues, message, largeMessageTemporaryFile);
}
private Byte getMessageType(String value) {
Byte type = Message.DEFAULT_TYPE;
switch (value) {
case XmlDataConstants.DEFAULT_TYPE_PRETTY:
type = Message.DEFAULT_TYPE;
break;
case XmlDataConstants.BYTES_TYPE_PRETTY:
type = Message.BYTES_TYPE;
break;
case XmlDataConstants.MAP_TYPE_PRETTY:
type = Message.MAP_TYPE;
break;
case XmlDataConstants.OBJECT_TYPE_PRETTY:
type = Message.OBJECT_TYPE;
break;
case XmlDataConstants.STREAM_TYPE_PRETTY:
type = Message.STREAM_TYPE;
break;
case XmlDataConstants.TEXT_TYPE_PRETTY:
type = Message.TEXT_TYPE;
break;
}
return type;
}
private void processMessageQueues(ArrayList<String> queues) {
for (int i = 0; i < reader.getAttributeCount(); i++) {
if (XmlDataConstants.QUEUE_NAME.equals(reader.getAttributeLocalName(i))) {
String queueName = reader.getAttributeValue(i);
String translation = checkPrefix(queueName);
queues.add(translation);
}
}
}
private String checkPrefix(String queueName) {
String newQueueName = oldPrefixTranslation.get(queueName);
if (newQueueName == null) {
newQueueName = queueName;
}
return newQueueName;
}
private void processMessageProperties(Message message) {
String key = "";
String value = "";
String propertyType = "";
for (int i = 0; i < reader.getAttributeCount(); i++) {
String attributeName = reader.getAttributeLocalName(i);
switch (attributeName) {
case XmlDataConstants.PROPERTY_NAME:
key = reader.getAttributeValue(i);
break;
case XmlDataConstants.PROPERTY_VALUE:
value = reader.getAttributeValue(i);
break;
case XmlDataConstants.PROPERTY_TYPE:
propertyType = reader.getAttributeValue(i);
break;
}
}
if (value.equals(XmlDataConstants.NULL)) {
value = null;
}
switch (propertyType) {
case XmlDataConstants.PROPERTY_TYPE_SHORT:
message.putShortProperty(key, Short.parseShort(value));
break;
case XmlDataConstants.PROPERTY_TYPE_BOOLEAN:
message.putBooleanProperty(key, Boolean.parseBoolean(value));
break;
case XmlDataConstants.PROPERTY_TYPE_BYTE:
message.putByteProperty(key, Byte.parseByte(value));
break;
case XmlDataConstants.PROPERTY_TYPE_BYTES:
message.putBytesProperty(key, value == null ? null : decode(value));
break;
case XmlDataConstants.PROPERTY_TYPE_DOUBLE:
message.putDoubleProperty(key, Double.parseDouble(value));
break;
case XmlDataConstants.PROPERTY_TYPE_FLOAT:
message.putFloatProperty(key, Float.parseFloat(value));
break;
case XmlDataConstants.PROPERTY_TYPE_INTEGER:
message.putIntProperty(key, Integer.parseInt(value));
break;
case XmlDataConstants.PROPERTY_TYPE_LONG:
message.putLongProperty(key, Long.parseLong(value));
break;
case XmlDataConstants.PROPERTY_TYPE_SIMPLE_STRING:
message.putStringProperty(new SimpleString(key), value == null ? null : SimpleString.toSimpleString(value));
break;
case XmlDataConstants.PROPERTY_TYPE_STRING:
message.putStringProperty(key, value);
break;
}
}
private File processMessageBody(final ICoreMessage message, boolean decodeTextMessage) throws XMLStreamException, IOException {
File tempFileName = null;
boolean isLarge = false;
for (int i = 0; i < reader.getAttributeCount(); i++) {
String attributeName = reader.getAttributeLocalName(i);
if (XmlDataConstants.MESSAGE_IS_LARGE.equals(attributeName)) {
isLarge = Boolean.parseBoolean(reader.getAttributeValue(i));
}
}
reader.next();
if (logger.isDebugEnabled()) {
logger.debug("XMLStreamReader impl: " + reader);
}
if (isLarge) {
tempFileName = File.createTempFile("largeMessage", ".tmp");
if (logger.isDebugEnabled()) {
logger.debug("Creating temp file " + tempFileName + " for large message.");
}
try (OutputStream out = new BufferedOutputStream(new FileOutputStream(tempFileName))) {
getMessageBodyBytes(bytes -> out.write(bytes), (message.toCore().getType() == Message.TEXT_TYPE) && decodeTextMessage);
}
FileInputStream fileInputStream = new FileInputStream(tempFileName);
BufferedInputStream bufferedInput = new BufferedInputStream(fileInputStream);
((ClientMessage) message).setBodyInputStream(bufferedInput);
} else {
getMessageBodyBytes(bytes -> message.getBodyBuffer().writeBytes(bytes), (message.toCore().getType() == Message.TEXT_TYPE) && decodeTextMessage);
}
return tempFileName;
}
/**
* Message bodies are written to XML as one or more Base64 encoded CDATA elements. Some parser implementations won't
* read an entire CDATA element at once (e.g. Woodstox) so it's possible that multiple CDATA/CHARACTERS events need
* to be combined to reconstruct the Base64 encoded string. You can't decode bits and pieces of each CDATA. Each
* CDATA has to be decoded in its entirety.
*
* @param processor used to deal with the decoded CDATA elements
* @param textMessage If this a text message we decode UTF8 and encode as a simple string
*/
private void getMessageBodyBytes(MessageBodyBytesProcessor processor, boolean decodeTextMessage) throws IOException, XMLStreamException {
int currentEventType;
StringBuilder cdata = new StringBuilder();
while (reader.hasNext()) {
currentEventType = reader.getEventType();
if (currentEventType == XMLStreamConstants.END_ELEMENT) {
break;
} else if (currentEventType == XMLStreamConstants.CHARACTERS && reader.isWhiteSpace() && cdata.length() > 0) {
/* when we hit a whitespace CHARACTERS event we know that the entire CDATA is complete so decode, pass back to
* the processor, and reset the cdata for the next event(s)
*/
if (decodeTextMessage) {
SimpleString text = new SimpleString(cdata.toString());
ByteBuf byteBuf = ByteBufAllocator.DEFAULT.buffer(SimpleString.sizeofNullableString(text));
SimpleString.writeNullableSimpleString(byteBuf, text);
byte[] bytes = new byte[SimpleString.sizeofNullableString(text)];
byteBuf.readBytes(bytes);
processor.processBodyBytes(bytes);
} else {
processor.processBodyBytes(decode(cdata.toString()));
cdata.setLength(0);
}
} else {
cdata.append(new String(reader.getTextCharacters(), reader.getTextStart(), reader.getTextLength()).trim());
}
reader.next();
}
}
private static byte[] decode(String data) {
return Base64.decode(data, Base64.DONT_BREAK_LINES | Base64.URL_SAFE);
}
private interface MessageBodyBytesProcessor {
void processBodyBytes(byte[] bytes) throws IOException;
}
public class MessageInfo {
public long id;
public List<String> queues;
public Message message;
public File tempFile;
MessageInfo(long id, List<String> queues, Message message, File tempFile) {
this.message = message;
this.queues = queues;
this.id = id;
this.tempFile = tempFile;
}
}
}

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@ -26,7 +26,7 @@ public final class XmlDataConstants {
// Utility
}
static final String XML_VERSION = "1.0";
public static final String XML_VERSION = "1.0";
static final String DOCUMENT_PARENT = "activemq-journal";
static final String BINDINGS_PARENT = "bindings";
@ -50,7 +50,7 @@ public final class XmlDataConstants {
static final String ADDRESS_BINDING_ID = "id";
static final String ADDRESS_BINDING_ROUTING_TYPE = "routing-types";
static final String MESSAGES_PARENT = "messages";
public static final String MESSAGES_PARENT = "messages";
static final String MESSAGES_CHILD = "message";
static final String MESSAGE_ID = "id";
static final String MESSAGE_PRIORITY = "priority";

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@ -36,7 +36,6 @@ import java.util.TreeMap;
import io.airlift.airline.Command;
import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
import org.apache.activemq.artemis.api.core.ActiveMQBuffers;
import org.apache.activemq.artemis.api.core.ActiveMQException;
import org.apache.activemq.artemis.api.core.ICoreMessage;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.RoutingType;
@ -48,7 +47,6 @@ import org.apache.activemq.artemis.core.journal.Journal;
import org.apache.activemq.artemis.core.journal.PreparedTransactionInfo;
import org.apache.activemq.artemis.core.journal.RecordInfo;
import org.apache.activemq.artemis.core.journal.TransactionFailureCallback;
import org.apache.activemq.artemis.core.message.LargeBodyEncoder;
import org.apache.activemq.artemis.core.paging.PagedMessage;
import org.apache.activemq.artemis.core.paging.PagingStore;
import org.apache.activemq.artemis.core.paging.cursor.PagePosition;
@ -66,12 +64,10 @@ import org.apache.activemq.artemis.core.persistence.impl.journal.codec.Persisten
import org.apache.activemq.artemis.core.persistence.impl.journal.codec.PersistentQueueBindingEncoding;
import org.apache.activemq.artemis.core.server.ActiveMQServerLogger;
import org.apache.activemq.artemis.core.server.JournalType;
import org.apache.activemq.artemis.core.server.LargeServerMessage;
@Command(name = "exp", description = "Export all message-data using an XML that could be interpreted by any system.")
public final class XmlDataExporter extends DBOption {
private static final Long LARGE_MESSAGE_CHUNK_SIZE = 1000L;
private XMLStreamWriter xmlWriter;
// an inner map of message refs hashed by the queue ID to which they belong and then hashed by their record ID
@ -92,6 +88,8 @@ public final class XmlDataExporter extends DBOption {
long bindingsPrinted = 0L;
XMLMessageExporter exporter;
@Override
public Object execute(ActionContext context) throws Exception {
super.execute(context);
@ -141,7 +139,7 @@ public final class XmlDataExporter extends DBOption {
XMLStreamWriter rawXmlWriter = factory.createXMLStreamWriter(out, "UTF-8");
PrettyPrintHandler handler = new PrettyPrintHandler(rawXmlWriter);
xmlWriter = (XMLStreamWriter) Proxy.newProxyInstance(XMLStreamWriter.class.getClassLoader(), new Class[]{XMLStreamWriter.class}, handler);
exporter = new XMLMessageExporter(xmlWriter);
writeXMLData();
}
@ -317,7 +315,7 @@ public final class XmlDataExporter extends DBOption {
private void printDataAsXML() {
try {
xmlWriter.writeStartDocument(XmlDataConstants.XML_VERSION);
xmlWriter.writeStartElement(XmlDataConstants.DOCUMENT_PARENT);
printBindingsAsXML();
printAllMessagesAsXML();
@ -375,6 +373,10 @@ public final class XmlDataExporter extends DBOption {
xmlWriter.writeEndElement(); // end "messages"
}
private void printSingleMessageAsXML(ICoreMessage message, List<String> queues) throws Exception {
exporter.printSingleMessageAsXML(message, queues, false);
messagesPrinted++;
}
/**
* Reads from the page files and prints messages as it finds them (making sure to check acks and transactions
* from the journal).
@ -444,104 +446,9 @@ public final class XmlDataExporter extends DBOption {
}
}
private void printSingleMessageAsXML(ICoreMessage message, List<String> queues) throws Exception {
xmlWriter.writeStartElement(XmlDataConstants.MESSAGES_CHILD);
printMessageAttributes(message);
printMessageProperties(message);
printMessageQueues(queues);
printMessageBody(message.toCore());
xmlWriter.writeEndElement(); // end MESSAGES_CHILD
messagesPrinted++;
}
private void printMessageBody(Message message) throws Exception {
xmlWriter.writeStartElement(XmlDataConstants.MESSAGE_BODY);
if (message.toCore().isLargeMessage()) {
printLargeMessageBody((LargeServerMessage) message);
} else {
xmlWriter.writeCData(XmlDataExporterUtil.encodeMessageBody(message));
}
xmlWriter.writeEndElement(); // end MESSAGE_BODY
}
private void printLargeMessageBody(LargeServerMessage message) throws XMLStreamException {
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_IS_LARGE, Boolean.TRUE.toString());
LargeBodyEncoder encoder = null;
try {
encoder = message.toCore().getBodyEncoder();
encoder.open();
long totalBytesWritten = 0;
Long bufferSize;
long bodySize = encoder.getLargeBodySize();
for (long i = 0; i < bodySize; i += LARGE_MESSAGE_CHUNK_SIZE) {
Long remainder = bodySize - totalBytesWritten;
if (remainder >= LARGE_MESSAGE_CHUNK_SIZE) {
bufferSize = LARGE_MESSAGE_CHUNK_SIZE;
} else {
bufferSize = remainder;
}
ActiveMQBuffer buffer = ActiveMQBuffers.fixedBuffer(bufferSize.intValue());
encoder.encode(buffer, bufferSize.intValue());
xmlWriter.writeCData(XmlDataExporterUtil.encode(buffer.toByteBuffer().array()));
totalBytesWritten += bufferSize;
}
encoder.close();
} catch (ActiveMQException e) {
e.printStackTrace();
} finally {
if (encoder != null) {
try {
encoder.close();
} catch (ActiveMQException e) {
e.printStackTrace();
}
}
}
}
private void printMessageQueues(List<String> queues) throws XMLStreamException {
xmlWriter.writeStartElement(XmlDataConstants.QUEUES_PARENT);
for (String queueName : queues) {
xmlWriter.writeEmptyElement(XmlDataConstants.QUEUES_CHILD);
xmlWriter.writeAttribute(XmlDataConstants.QUEUE_NAME, queueName);
}
xmlWriter.writeEndElement(); // end QUEUES_PARENT
}
private void printMessageProperties(Message message) throws XMLStreamException {
xmlWriter.writeStartElement(XmlDataConstants.PROPERTIES_PARENT);
for (SimpleString key : message.getPropertyNames()) {
Object value = message.getObjectProperty(key);
xmlWriter.writeEmptyElement(XmlDataConstants.PROPERTIES_CHILD);
xmlWriter.writeAttribute(XmlDataConstants.PROPERTY_NAME, key.toString());
xmlWriter.writeAttribute(XmlDataConstants.PROPERTY_VALUE, XmlDataExporterUtil.convertProperty(value));
// Write the property type as an attribute
String propertyType = XmlDataExporterUtil.getPropertyType(value);
if (propertyType != null) {
xmlWriter.writeAttribute(XmlDataConstants.PROPERTY_TYPE, propertyType);
}
}
xmlWriter.writeEndElement(); // end PROPERTIES_PARENT
}
private void printMessageAttributes(ICoreMessage message) throws XMLStreamException {
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_ID, Long.toString(message.getMessageID()));
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_PRIORITY, Byte.toString(message.getPriority()));
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_EXPIRATION, Long.toString(message.getExpiration()));
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_TIMESTAMP, Long.toString(message.getTimestamp()));
String prettyType = XmlDataExporterUtil.getMessagePrettyType(message.getType());
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_TYPE, prettyType);
if (message.getUserID() != null) {
xmlWriter.writeAttribute(XmlDataConstants.MESSAGE_USER_ID, message.getUserID().toString());
}
}
private List<String> extractQueueNames(HashMap<Long, ReferenceDescribe> refMap) {
private List<String> extractQueueNames(HashMap<Long, DescribeJournal.ReferenceDescribe> refMap) {
List<String> queues = new ArrayList<>();
for (ReferenceDescribe ref : refMap.values()) {
for (DescribeJournal.ReferenceDescribe ref : refMap.values()) {
queues.add(queueBindings.get(ref.refEncoding.queueID).getQueueName().toString());
}
return queues;
@ -552,7 +459,7 @@ public final class XmlDataExporter extends DBOption {
/**
* Proxy to handle indenting the XML since <code>javax.xml.stream.XMLStreamWriter</code> doesn't support that.
*/
static class PrettyPrintHandler implements InvocationHandler {
public static class PrettyPrintHandler implements InvocationHandler {
private final XMLStreamWriter target;
@ -564,7 +471,7 @@ public final class XmlDataExporter extends DBOption {
boolean wrap = true;
PrettyPrintHandler(XMLStreamWriter target) {
public PrettyPrintHandler(XMLStreamWriter target) {
this.target = target;
}

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@ -88,7 +88,7 @@ public class XmlDataExporterUtil {
/**
* Base64 encode a ServerMessage body into the proper XML format
*/
static String encodeMessageBody(final Message message) throws Exception {
static String encodeMessageBodyBase64(final Message message) throws Exception {
Preconditions.checkNotNull(message, "ServerMessage can not be null");
ActiveMQBuffer byteBuffer = message.toCore().getReadOnlyBodyBuffer();

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@ -19,25 +19,18 @@ package org.apache.activemq.artemis.cli.commands.tools.xml;
import javax.xml.XMLConstants;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamConstants;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.transform.stax.StAXSource;
import javax.xml.validation.Schema;
import javax.xml.validation.SchemaFactory;
import javax.xml.validation.Validator;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.nio.ByteBuffer;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.EnumSet;
import java.util.HashMap;
@ -47,7 +40,6 @@ import java.util.TreeSet;
import io.airlift.airline.Command;
import io.airlift.airline.Option;
import org.apache.activemq.artemis.api.core.ICoreMessage;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.RoutingType;
import org.apache.activemq.artemis.api.core.SimpleString;
@ -68,10 +60,8 @@ import org.apache.activemq.artemis.core.protocol.core.impl.PacketImpl;
import org.apache.activemq.artemis.core.remoting.impl.netty.NettyConnectorFactory;
import org.apache.activemq.artemis.core.remoting.impl.netty.TransportConstants;
import org.apache.activemq.artemis.core.server.ActiveMQServerLogger;
import org.apache.activemq.artemis.utils.Base64;
import org.apache.activemq.artemis.utils.ClassloadingUtil;
import org.apache.activemq.artemis.utils.ListUtil;
import org.apache.activemq.artemis.utils.UUIDGenerator;
import org.jboss.logging.Logger;
/**
@ -86,6 +76,8 @@ public final class XmlDataImporter extends ActionAbstract {
private XMLStreamReader reader;
private XMLMessageImporter messageReader;
// this session is really only needed if the "session" variable does not auto-commit sends
ClientSession managementSession;
@ -123,7 +115,7 @@ public final class XmlDataImporter extends ActionAbstract {
@Option(name = "--legacy-prefixes", description = "Do not remove prefixes from legacy imports")
public boolean legacyPrefixes = false;
TreeSet<MessageTemp> messages;
TreeSet<XMLMessageImporter.MessageInfo> messages;
public String getPassword() {
return password;
@ -179,6 +171,9 @@ public final class XmlDataImporter extends ActionAbstract {
ClientSession session,
ClientSession managementSession) throws Exception {
reader = XMLInputFactory.newInstance().createXMLStreamReader(inputStream);
messageReader = new XMLMessageImporter(reader, session);
messageReader.setOldPrefixTranslation(oldPrefixTranslation);
this.session = session;
if (managementSession != null) {
this.managementSession = managementSession;
@ -237,9 +232,9 @@ public final class XmlDataImporter extends ActionAbstract {
private void processXml() throws Exception {
if (sort) {
messages = new TreeSet<MessageTemp>(new Comparator<MessageTemp>() {
messages = new TreeSet<XMLMessageImporter.MessageInfo>(new Comparator<XMLMessageImporter.MessageInfo>() {
@Override
public int compare(MessageTemp o1, MessageTemp o2) {
public int compare(XMLMessageImporter.MessageInfo o1, XMLMessageImporter.MessageInfo o2) {
if (o1.id == o2.id) {
return 0;
} else if (o1.id > o2.id) {
@ -270,8 +265,8 @@ public final class XmlDataImporter extends ActionAbstract {
}
if (sort) {
for (MessageTemp msgtmp : messages) {
sendMessage(msgtmp.queues, msgtmp.message, msgtmp.tempFileName);
for (XMLMessageImporter.MessageInfo msgtmp : messages) {
sendMessage(msgtmp.queues, msgtmp.message, msgtmp.tempFile);
}
}
@ -288,118 +283,14 @@ public final class XmlDataImporter extends ActionAbstract {
}
private void processMessage() throws Exception {
Byte type = 0;
Byte priority = 0;
Long expiration = 0L;
Long timestamp = 0L;
Long id = 0L;
org.apache.activemq.artemis.utils.UUID userId = null;
ArrayList<String> queues = new ArrayList<>();
// get message's attributes
for (int i = 0; i < reader.getAttributeCount(); i++) {
String attributeName = reader.getAttributeLocalName(i);
switch (attributeName) {
case XmlDataConstants.MESSAGE_TYPE:
type = getMessageType(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_PRIORITY:
priority = Byte.parseByte(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_EXPIRATION:
expiration = Long.parseLong(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_TIMESTAMP:
timestamp = Long.parseLong(reader.getAttributeValue(i));
break;
case XmlDataConstants.MESSAGE_USER_ID:
userId = UUIDGenerator.getInstance().generateUUID();
break;
case XmlDataConstants.MESSAGE_ID:
id = Long.parseLong(reader.getAttributeValue(i));
break;
}
}
Message message = session.createMessage(type, true, expiration, timestamp, priority);
message.setUserID(userId);
boolean endLoop = false;
File largeMessageTemporaryFile = null;
// loop through the XML and gather up all the message's data (i.e. body, properties, queues, etc.)
while (reader.hasNext()) {
int eventType = reader.getEventType();
switch (eventType) {
case XMLStreamConstants.START_ELEMENT:
if (XmlDataConstants.MESSAGE_BODY.equals(reader.getLocalName())) {
largeMessageTemporaryFile = processMessageBody(message.toCore());
} else if (XmlDataConstants.PROPERTIES_CHILD.equals(reader.getLocalName())) {
processMessageProperties(message);
} else if (XmlDataConstants.QUEUES_CHILD.equals(reader.getLocalName())) {
processMessageQueues(queues);
}
break;
case XMLStreamConstants.END_ELEMENT:
if (XmlDataConstants.MESSAGES_CHILD.equals(reader.getLocalName())) {
endLoop = true;
}
break;
}
if (endLoop) {
break;
}
reader.next();
}
XMLMessageImporter.MessageInfo info = messageReader.readMessage(false);
if (sort) {
messages.add(new MessageTemp(id, queues, message, largeMessageTemporaryFile));
messages.add(info);
} else {
sendMessage(queues, message, largeMessageTemporaryFile);
sendMessage(info.queues, info.message, info.tempFile);
}
}
class MessageTemp {
long id;
List<String> queues;
Message message;
File tempFileName;
MessageTemp(long id, List<String> queues, Message message, File tempFileName) {
this.message = message;
this.queues = queues;
this.message = message;
this.id = id;
this.tempFileName = tempFileName;
}
}
private Byte getMessageType(String value) {
Byte type = Message.DEFAULT_TYPE;
switch (value) {
case XmlDataConstants.DEFAULT_TYPE_PRETTY:
type = Message.DEFAULT_TYPE;
break;
case XmlDataConstants.BYTES_TYPE_PRETTY:
type = Message.BYTES_TYPE;
break;
case XmlDataConstants.MAP_TYPE_PRETTY:
type = Message.MAP_TYPE;
break;
case XmlDataConstants.OBJECT_TYPE_PRETTY:
type = Message.OBJECT_TYPE;
break;
case XmlDataConstants.STREAM_TYPE_PRETTY:
type = Message.STREAM_TYPE;
break;
case XmlDataConstants.TEXT_TYPE_PRETTY:
type = Message.TEXT_TYPE;
break;
}
return type;
}
private void sendMessage(List<String> queues, Message message, File tempFileName) throws Exception {
StringBuilder logMessage = new StringBuilder();
String destination = addressMap.get(queues.get(0));
@ -460,153 +351,6 @@ public final class XmlDataImporter extends ActionAbstract {
}
}
private void processMessageQueues(ArrayList<String> queues) {
for (int i = 0; i < reader.getAttributeCount(); i++) {
if (XmlDataConstants.QUEUE_NAME.equals(reader.getAttributeLocalName(i))) {
String queueName = reader.getAttributeValue(i);
String translation = checkPrefix(queueName);
queues.add(translation);
}
}
}
private String checkPrefix(String queueName) {
String newQueueName = oldPrefixTranslation.get(queueName);
if (newQueueName == null) {
newQueueName = queueName;
}
return newQueueName;
}
private void processMessageProperties(Message message) {
String key = "";
String value = "";
String propertyType = "";
for (int i = 0; i < reader.getAttributeCount(); i++) {
String attributeName = reader.getAttributeLocalName(i);
switch (attributeName) {
case XmlDataConstants.PROPERTY_NAME:
key = reader.getAttributeValue(i);
break;
case XmlDataConstants.PROPERTY_VALUE:
value = reader.getAttributeValue(i);
break;
case XmlDataConstants.PROPERTY_TYPE:
propertyType = reader.getAttributeValue(i);
break;
}
}
if (value.equals(XmlDataConstants.NULL)) {
value = null;
}
switch (propertyType) {
case XmlDataConstants.PROPERTY_TYPE_SHORT:
message.putShortProperty(key, Short.parseShort(value));
break;
case XmlDataConstants.PROPERTY_TYPE_BOOLEAN:
message.putBooleanProperty(key, Boolean.parseBoolean(value));
break;
case XmlDataConstants.PROPERTY_TYPE_BYTE:
message.putByteProperty(key, Byte.parseByte(value));
break;
case XmlDataConstants.PROPERTY_TYPE_BYTES:
message.putBytesProperty(key, value == null ? null : decode(value));
break;
case XmlDataConstants.PROPERTY_TYPE_DOUBLE:
message.putDoubleProperty(key, Double.parseDouble(value));
break;
case XmlDataConstants.PROPERTY_TYPE_FLOAT:
message.putFloatProperty(key, Float.parseFloat(value));
break;
case XmlDataConstants.PROPERTY_TYPE_INTEGER:
message.putIntProperty(key, Integer.parseInt(value));
break;
case XmlDataConstants.PROPERTY_TYPE_LONG:
message.putLongProperty(key, Long.parseLong(value));
break;
case XmlDataConstants.PROPERTY_TYPE_SIMPLE_STRING:
message.putStringProperty(new SimpleString(key), value == null ? null : SimpleString.toSimpleString(value));
break;
case XmlDataConstants.PROPERTY_TYPE_STRING:
message.putStringProperty(key, value);
break;
}
}
private File processMessageBody(final ICoreMessage message) throws XMLStreamException, IOException {
File tempFileName = null;
boolean isLarge = false;
for (int i = 0; i < reader.getAttributeCount(); i++) {
String attributeName = reader.getAttributeLocalName(i);
if (XmlDataConstants.MESSAGE_IS_LARGE.equals(attributeName)) {
isLarge = Boolean.parseBoolean(reader.getAttributeValue(i));
}
}
reader.next();
if (logger.isDebugEnabled()) {
logger.debug("XMLStreamReader impl: " + reader);
}
if (isLarge) {
tempFileName = File.createTempFile("largeMessage", ".tmp");
if (logger.isDebugEnabled()) {
logger.debug("Creating temp file " + tempFileName + " for large message.");
}
try (OutputStream out = new BufferedOutputStream(new FileOutputStream(tempFileName))) {
getMessageBodyBytes(new MessageBodyBytesProcessor() {
@Override
public void processBodyBytes(byte[] bytes) throws IOException {
out.write(bytes);
}
});
}
FileInputStream fileInputStream = new FileInputStream(tempFileName);
BufferedInputStream bufferedInput = new BufferedInputStream(fileInputStream);
((ClientMessage) message).setBodyInputStream(bufferedInput);
} else {
getMessageBodyBytes(new MessageBodyBytesProcessor() {
@Override
public void processBodyBytes(byte[] bytes) throws IOException {
message.getBodyBuffer().writeBytes(bytes);
}
});
}
return tempFileName;
}
/**
* Message bodies are written to XML as one or more Base64 encoded CDATA elements. Some parser implementations won't
* read an entire CDATA element at once (e.g. Woodstox) so it's possible that multiple CDATA/CHARACTERS events need
* to be combined to reconstruct the Base64 encoded string. You can't decode bits and pieces of each CDATA. Each
* CDATA has to be decoded in its entirety.
*
* @param processor used to deal with the decoded CDATA elements
*/
private void getMessageBodyBytes(MessageBodyBytesProcessor processor) throws IOException, XMLStreamException {
int currentEventType;
StringBuilder cdata = new StringBuilder();
while (reader.hasNext()) {
currentEventType = reader.getEventType();
if (currentEventType == XMLStreamConstants.END_ELEMENT) {
break;
} else if (currentEventType == XMLStreamConstants.CHARACTERS && reader.isWhiteSpace() && cdata.length() > 0) {
/* when we hit a whitespace CHARACTERS event we know that the entire CDATA is complete so decode, pass back to
* the processor, and reset the cdata for the next event(s)
*/
processor.processBodyBytes(decode(cdata.toString()));
cdata.setLength(0);
} else {
cdata.append(new String(reader.getTextCharacters(), reader.getTextStart(), reader.getTextLength()).trim());
}
reader.next();
}
}
private void oldBinding() throws Exception {
String queueName = "";
String address = "";
@ -762,11 +506,5 @@ public final class XmlDataImporter extends ActionAbstract {
}
}
private static byte[] decode(String data) {
return Base64.decode(data, Base64.DONT_BREAK_LINES | Base64.URL_SAFE);
}
private interface MessageBodyBytesProcessor {
void processBodyBytes(byte[] bytes) throws IOException;
}
}