Package org.apache.qpid.jms.provider.amqp.message

Class AmqpJmsMessagePropertyIntercepter

java.lang.Object

org.apache.qpid.jms.provider.amqp.message.AmqpJmsMessagePropertyIntercepter

public class AmqpJmsMessagePropertyIntercepter
extends Object

Utility class used to intercept calls to Message property sets and gets and map the correct AMQP fields to the property name being accessed.

Constructor Summary

Constructors

Constructor	Description
AmqpJmsMessagePropertyIntercepter()

Method Summary

Modifier and Type	Method	Description
static void	clearProperties(AmqpJmsMessageFacade message)	For each of the currently configured message property intercepter instances clear or reset the value to its default.
static Set<String>	getAllPropertyNames()	For each of the currently configured message property intercepter instance a string key value is inserted into an Set and returned.
static Object	getProperty(AmqpJmsMessageFacade message, String name)	Static get method that takes a property name and gets the value either via a registered property get object or through the AmqpJmsMessageFacade getProperty method.
static Set<String>	getPropertyNames(AmqpJmsMessageFacade message)	For each of the currently configured message property intercepter instance a string key value is inserted into an Set and returned if the property has a value and is available for a read operation.
static boolean	propertyExists(AmqpJmsMessageFacade message, String name)	Static query method to determine if a specific property exists in the given message.
static void	setProperty(AmqpJmsMessageFacade message, String name, Object value)	Static set method that takes a property name and sets the value either via a registered property set object or through the AmqpJmsMessageFacade setProperty method.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AmqpJmsMessagePropertyIntercepter

public AmqpJmsMessagePropertyIntercepter()

Method Detail

getProperty

public static Object getProperty(AmqpJmsMessageFacade message,
                                 String name)
                          throws javax.jms.JMSException

Static get method that takes a property name and gets the value either via a registered property get object or through the AmqpJmsMessageFacade getProperty method.

Parameters:

message - the AmqpJmsMessageFacade instance to read from

name - the property name that is being requested.

Returns:

the correct value either mapped to an attribute of a Message or a message property.

Throws:

javax.jms.JMSException - if an error occurs while reading the defined property.

setProperty

public static void setProperty(AmqpJmsMessageFacade message,
                               String name,
                               Object value)
                        throws javax.jms.JMSException

Static set method that takes a property name and sets the value either via a registered property set object or through the AmqpJmsMessageFacade setProperty method.

Parameters:

message - the AmqpJmsMessageFacade instance to write to.

name - the property name that is being written.

value - the new value to assign for the named property.

Throws:

javax.jms.JMSException - if an error occurs while writing the defined property.

propertyExists

public static boolean propertyExists(AmqpJmsMessageFacade message,
                                     String name)
                              throws javax.jms.JMSException

Static query method to determine if a specific property exists in the given message.

Parameters:

message - the AmqpJmsMessageFacade instance to write to.

name - the property name that is being checked.

Returns:

true if the message contains the given property.

Throws:

javax.jms.JMSException - if an error occurs while inspecting the defined property.

getAllPropertyNames

public static Set<String> getAllPropertyNames()

For each of the currently configured message property intercepter instance a string key value is inserted into an Set and returned.

Returns:

a Set<String> containing the names of all intercepted properties.

getPropertyNames

public static Set<String> getPropertyNames(AmqpJmsMessageFacade message)

For each of the currently configured message property intercepter instance a string key value is inserted into an Set and returned if the property has a value and is available for a read operation. The Set returned may be manipulated by the receiver without impacting the facade, and an empty set will be returned if there are no matching properties.

Parameters:

message - The message being enumerated.

Returns:

a Set<String> containing the names of all intercepted properties with a value.

clearProperties

public static void clearProperties(AmqpJmsMessageFacade message)
                            throws javax.jms.JMSException

For each of the currently configured message property intercepter instances clear or reset the value to its default.

Parameters:

message - the AmqpJmsMessageFacade instance to read from

Throws:

javax.jms.JMSException - if an error occurs while validating the defined property.