/*
* 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.protocol.amqp.converter.jms;
import javax.jms.JMSException;
import javax.jms.MessageEOFException;
import javax.jms.MessageFormatException;
import javax.jms.StreamMessage;
import org.apache.activemq.artemis.api.core.ICoreMessage;
import org.apache.activemq.artemis.api.core.Message;
import org.apache.activemq.artemis.api.core.Pair;
import org.apache.activemq.artemis.utils.DataConstants;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadBoolean;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadByte;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadBytes;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadChar;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadDouble;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadFloat;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadInteger;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadLong;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadObject;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadShort;
import static org.apache.activemq.artemis.reader.StreamMessageUtil.streamReadString;
public final class ServerJMSStreamMessage extends ServerJMSMessage implements StreamMessage {
public static final byte TYPE = Message.STREAM_TYPE;
private int bodyLength = 0;
public ServerJMSStreamMessage(ICoreMessage message) {
super(message);
}
// StreamMessage implementation ----------------------------------
@Override
public boolean readBoolean() throws JMSException {
try {
return streamReadBoolean(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public byte readByte() throws JMSException {
try {
return streamReadByte(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public short readShort() throws JMSException {
try {
return streamReadShort(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public char readChar() throws JMSException {
try {
return streamReadChar(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public int readInt() throws JMSException {
try {
return streamReadInteger(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public long readLong() throws JMSException {
try {
return streamReadLong(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public float readFloat() throws JMSException {
try {
return streamReadFloat(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public double readDouble() throws JMSException {
try {
return streamReadDouble(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public String readString() throws JMSException {
try {
return streamReadString(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
/**
* len here is used to control how many more bytes to read
*/
private int len = 0;
@Override
public int readBytes(final byte[] value) throws JMSException {
try {
Pair<Integer, Integer> pairRead = streamReadBytes(getReadBodyBuffer(), len, value);
len = pairRead.getA();
return pairRead.getB();
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public Object readObject() throws JMSException {
if (getReadBodyBuffer().readerIndex() >= getReadBodyBuffer().writerIndex()) {
throw new MessageEOFException("");
}
try {
return streamReadObject(getReadBodyBuffer());
} catch (IllegalStateException e) {
throw new MessageFormatException(e.getMessage());
} catch (IndexOutOfBoundsException e) {
throw new MessageEOFException("");
}
}
@Override
public void writeBoolean(final boolean value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.BOOLEAN);
getWriteBodyBuffer().writeBoolean(value);
}
@Override
public void writeByte(final byte value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.BYTE);
getWriteBodyBuffer().writeByte(value);
}
@Override
public void writeShort(final short value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.SHORT);
getWriteBodyBuffer().writeShort(value);
}
@Override
public void writeChar(final char value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.CHAR);
getWriteBodyBuffer().writeShort((short) value);
}
@Override
public void writeInt(final int value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.INT);
getWriteBodyBuffer().writeInt(value);
}
@Override
public void writeLong(final long value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.LONG);
getWriteBodyBuffer().writeLong(value);
}
@Override
public void writeFloat(final float value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.FLOAT);
getWriteBodyBuffer().writeInt(Float.floatToIntBits(value));
}
@Override
public void writeDouble(final double value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.DOUBLE);
getWriteBodyBuffer().writeLong(Double.doubleToLongBits(value));
}
@Override
public void writeString(final String value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.STRING);
getWriteBodyBuffer().writeNullableString(value);
}
@Override
public void writeBytes(final byte[] value) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.BYTES);
getWriteBodyBuffer().writeInt(value.length);
getWriteBodyBuffer().writeBytes(value);
}
@Override
public void writeBytes(final byte[] value, final int offset, final int length) throws JMSException {
getWriteBodyBuffer().writeByte(DataConstants.BYTES);
getWriteBodyBuffer().writeInt(length);
getWriteBodyBuffer().writeBytes(value, offset, length);
}
@Override
public void writeObject(final Object value) throws JMSException {
if (value instanceof String) {
writeString((String) value);
} else if (value instanceof Boolean) {
writeBoolean((Boolean) value);
} else if (value instanceof Byte) {
writeByte((Byte) value);
} else if (value instanceof Short) {
writeShort((Short) value);
} else if (value instanceof Integer) {
writeInt((Integer) value);
} else if (value instanceof Long) {
writeLong((Long) value);
} else if (value instanceof Float) {
writeFloat((Float) value);
} else if (value instanceof Double) {
writeDouble((Double) value);
} else if (value instanceof byte[]) {
writeBytes((byte[]) value);
} else if (value instanceof Character) {
writeChar((Character) value);
} else if (value == null) {
writeString(null);
} else {
throw new MessageFormatException("Invalid object type: " + value.getClass());
}
}
@Override
public void reset() throws JMSException {
getWriteBodyBuffer().resetReaderIndex();
}
// ActiveMQRAMessage overrides ----------------------------------------
@Override
public void clearBody() throws JMSException {
super.clearBody();
getWriteBodyBuffer().clear();
}
@Override
public void decode() throws Exception {
super.decode();
}
/**
* Encode the body into the internal message
*/
@Override
public void encode() throws Exception {
super.encode();
bodyLength = message.getEndOfBodyPosition();
}
}