content: /*
   * 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.jms.client;
  
  import javax.jms.JMSException;
  import javax.jms.MapMessage;
  import javax.jms.MessageFormatException;
  import java.util.Collections;
  import java.util.Enumeration;
  
  import org.apache.activemq.artemis.api.core.ActiveMQException;
  import org.apache.activemq.artemis.api.core.ActiveMQPropertyConversionException;
  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.collections.TypedProperties;
  
  import static org.apache.activemq.artemis.reader.MapMessageUtil.readBodyMap;
  import static org.apache.activemq.artemis.reader.MapMessageUtil.writeBodyMap;
  
  /**
   * ActiveMQ Artemis implementation of a JMS MapMessage.
   */
  public class ActiveMQMapMessage extends ActiveMQMessage implements MapMessage {
  
     public static final byte TYPE = Message.MAP_TYPE;
  
  
     private final TypedProperties map = new TypedProperties();
  
     private boolean invalid;
  
  
     /**
      * This constructor is used to construct messages prior to sending
      */
     protected ActiveMQMapMessage(final ClientSession session) {
        super(ActiveMQMapMessage.TYPE, session);
  
        invalid = true;
     }
  
     /**
      * This constructor is used during reading
      */
     protected ActiveMQMapMessage(final ClientMessage message, final ClientSession session) {
        super(message, session);
  
        invalid = false;
     }
  
     public ActiveMQMapMessage() {
        invalid = false;
     }
  
     /**
      * Constructor for a foreign MapMessage
      */
     public ActiveMQMapMessage(final MapMessage foreign, final ClientSession session) throws JMSException {
        super(foreign, ActiveMQMapMessage.TYPE, session);
        Enumeration<?> names = foreign.getMapNames();
        while (names.hasMoreElements()) {
           String name = (String) names.nextElement();
           Object obj = foreign.getObject(name);
           setObject(name, obj);
        }
     }
  
  
     @Override
     public byte getType() {
        return ActiveMQMapMessage.TYPE;
     }
  
     // MapMessage implementation -------------------------------------
  
     @Override
     public void setBoolean(final String name, final boolean value) throws JMSException {
        checkName(name);
        map.putBooleanProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setByte(final String name, final byte value) throws JMSException {
        checkName(name);
        map.putByteProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setShort(final String name, final short value) throws JMSException {
        checkName(name);
        map.putShortProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setChar(final String name, final char value) throws JMSException {
        checkName(name);
        map.putCharProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setInt(final String name, final int value) throws JMSException {
        checkName(name);
        map.putIntProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setLong(final String name, final long value) throws JMSException {
        checkName(name);
        map.putLongProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setFloat(final String name, final float value) throws JMSException {
        checkName(name);
        map.putFloatProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setDouble(final String name, final double value) throws JMSException {
        checkName(name);
        map.putDoubleProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setString(final String name, final String value) throws JMSException {
        checkName(name);
        map.putSimpleStringProperty(SimpleString.of(name), value == null ? null : SimpleString.of(value));
        invalid = true;
     }
  
     @Override
     public void setBytes(final String name, final byte[] value) throws JMSException {
        checkName(name);
        map.putBytesProperty(SimpleString.of(name), value);
        invalid = true;
     }
  
     @Override
     public void setBytes(final String name, final byte[] value, final int offset, final int length) throws JMSException {
        checkName(name);
        if (offset + length > value.length) {
           throw new JMSException("Invalid offset/length");
        }
        byte[] newBytes = new byte[length];
        System.arraycopy(value, offset, newBytes, 0, length);
        map.putBytesProperty(SimpleString.of(name), newBytes);
        invalid = true;
     }
  
     @Override
     public void setObject(final String name, final Object value) throws JMSException {
        checkName(name);
        try {
           TypedProperties.setObjectProperty(SimpleString.of(name), value, map);
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
        invalid = true;
     }
  
     @Override
     public boolean getBoolean(final String name) throws JMSException {
        try {
           return map.getBooleanProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public byte getByte(final String name) throws JMSException {
        try {
           return map.getByteProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public short getShort(final String name) throws JMSException {
        try {
           return map.getShortProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public char getChar(final String name) throws JMSException {
        try {
           return map.getCharProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public int getInt(final String name) throws JMSException {
        try {
           return map.getIntProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public long getLong(final String name) throws JMSException {
        try {
           return map.getLongProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public float getFloat(final String name) throws JMSException {
        try {
           return map.getFloatProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public double getDouble(final String name) throws JMSException {
        try {
           return map.getDoubleProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public String getString(final String name) throws JMSException {
        try {
           SimpleString str = map.getSimpleStringProperty(SimpleString.of(name));
           if (str == null) {
              return null;
           } else {
              return str.toString();
           }
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public byte[] getBytes(final String name) throws JMSException {
        try {
           return map.getBytesProperty(SimpleString.of(name));
        } catch (ActiveMQPropertyConversionException e) {
           throw new MessageFormatException(e.getMessage());
        }
     }
  
     @Override
     public Object getObject(final String name) throws JMSException {
        Object val = map.getProperty(SimpleString.of(name));
  
        if (val instanceof SimpleString string) {
           val = string.toString();
        }
  
        return val;
     }
  
     @Override
     public Enumeration getMapNames() throws JMSException {
        return Collections.enumeration(map.getMapNames());
     }
  
     @Override
     public boolean itemExists(final String name) throws JMSException {
        return map.containsProperty(SimpleString.of(name));
     }
  
     @Override
     public void clearBody() throws JMSException {
        super.clearBody();
  
        map.clear();
  
        invalid = true;
     }
  
     @Override
     public void doBeforeSend() throws Exception {
        if (invalid) {
           writeBodyMap(message.getBodyBuffer(), map);
           invalid = false;
        }
  
        super.doBeforeSend();
     }
  
     @Override
     public void doBeforeReceive() throws ActiveMQException {
        super.doBeforeReceive();
  
        readBodyMap(message.getBodyBuffer(), map);
     }
  
     private void checkName(final String name) throws JMSException {
        checkWrite();
  
        if (name == null) {
           throw ActiveMQJMSClientBundle.BUNDLE.nameCannotBeNull();
        }
        if (name.isEmpty()) {
           throw ActiveMQJMSClientBundle.BUNDLE.nameCannotBeEmpty();
        }
     }
  
     @Override
     protected boolean hasNoBody() {
        return map.isEmpty();
     }
  
     @Override
     @SuppressWarnings("unchecked")
     public boolean isBodyAssignableTo(Class c) {
        if (hasNoBody()) {
           return true;
        }
        return c.isAssignableFrom(java.util.Map.class);
     }
  
     @SuppressWarnings("unchecked")
     @Override
     protected <T> T getBodyInternal(Class<T> c) {
        return (T) map.getMap();
     }
  }
  