GVForwards

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Revision as of 20:26, 6 February 2012 by Anonymous (talk) (→‎JBoss4ForwardDeployment)
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Description

GreenVulcano® ESB JMS Forward configuration.

VulCon / GV Console Configuration

The GVForwards Element is used by: GVCore.

The following table show the element's attributes GVForwards:

Attribute Type Description
type fixed Element type module.
name fixed Module ID always set to JMS_FORWARD.

Its subelements are:

  • Description
  • ForwardConfiguration

ForwardConfiguration

The ForwardConfiguration Element is used by: GVForwards.

The following table show the element's attributes ForwardConfiguration:

Attribute Type Description
forwardName required Forward name. References the Core workflow of type "Forward".
flow-system optional Default System name to be used to invoke the workflow. Can be extracted from the received JMS message.
flow-service optional Default Service name to be used to invoke the workflow. Can be extracted from the received JMS message.
sleep-timeout optional Sleep in ms to perform in case of error. Default to 2000 and if <= 0 disable the sleep.
ref-dp optional Data Provider to be used for extract data from the received JMS message.
dump-message optional If true the dequeued message is dumped on log file, at DEBUG severity level. Default false.

Its subelements are:

  • Description
  • JBoss4ForwardDeployment
  • JBoss4ResourceManagerForwardDeployment
  • ErrorHandler

JBoss4ForwardDeployment

Defining mechanisms for forward deployment on JBoss 4.x.

The JBoss4ForwardDeployment Element is used by: ForwardConfiguration.

The following table show the element's attributes JBoss4ForwardDeployment:

Attribute Type Description
forward-name required Forward name.
type fixed This attribute must assume the value forward-deployment.
server-name-property-name fixed Property that defines the name of the JBoss server as a parameter to be passed to the forward. This attribute must assume the value jboss.server.name.
enabled required Property that defines if the forward configuration must be transfered in the MDB deployment descriptor. The attribute's admitted values are:
    • true
    • false
destination-type required Property that defines the type of destination. The attribute's admitted values are:
    • queue
    • topic
destination-jndi-name required The attribute's value can't be null.
local-jndi-name optional This parameter specifies the local-jndi-name for the MDB. Do not set when number-of-mdb parameter is set more than 1. The attribute's value can't be null.
trans-attribute required The trans-attribute element specifies how the container must manage the transaction boundaries when invoking an MDB. The attribute's admitted values are:
  • Required
  • NotSupported
  • UserTransaction
trans-timeout-seconds optional
jms-provider optional JMSProvider name specified in the configuration of JBoss. If is not specified, defaults is DefaultJMSProvider.
jms-pool optional Pool name that handles MDB specified in the configuration of JBoss. If is not specified, defaults to StdJMSPool.
MaximumSize optional This specifies the upper limit to the number of concurrent MDBs that will be allowed for the JMS destination. Defaults to 15.
MaxMessages optional This specifies the maxMessages parameter value for the createConnectionConsumer method of javax.jms.QueueConnection and javax.jms.TopicConnection interfaces, as well as the maxMessages parameter value for the createDurableConnectionConsumer method of javax.jms.TopicConnection. It is the maximum number of messages that can be assigned to a server session at one time. Defaults to 1. This value should not be modified from the default unless your JMS provider indicates this is supported.
ReconnectIntervalSec required The time to wait (in seconds) before trying to recover the connection to the JMS server.
number-of-mdb optional This parameter specifies the number of MDB to be created for the forward.
mdb-user optional The attribute's value can't be null.
mdb-passwd optional
mdb-client-id optional The attribute's value can't be null.
mdb-subscription-id optional The attribute's value can't be null.

Its subelements are:

  • Description
  • DLQConfig

JBoss4ResourceManagerForwardDeployment

Defining mechanisms for forward deployment on JBoss 4.x with Resource Manager.

The JBoss4ResourceManagerForwardDeployment Element is used by: ForwardConfiguration.

The following table show the JBoss4ResourceManagerForwardDeployment element's attributes:

Attribute Type Description
forward-name required Forward name.
type fixed This attribute must assume the value forward-deployment.
server-name-property-name fixed Property that defines the name of the JBoss server as a parameter to be passed to the forward. This attribute must assume the value jboss.server.name.
enabled required Property that defines if the forward configuration must be transfered in the MDB deployment descriptor. The attribute's admitted values are:
  • true
  • false
destination-type required Property that definesthe type of destination. The attribute's admitted values are:
  • queue
  • topic
destination-jndi-name required The attribute's value can't be null.
trans-attribute required The trans-attribute element specifies how the container must manage the transaction boundaries when invoking an MDB. The attribute's admitted values are:
  • Required
  • NotSupported
  • UserTransaction
resource-adapter-name required JMS ResourceManager name. The attribute's value can't be null.

Its subelements are:

  • Description
  • DLQConfig
DLQConfig

Configuring the Dead Letter Queue. Queue contains messages that fail delivery.

The DLQConfig Element is used by: JBoss4ForwardDeployment, JBoss4ResourceManagerForwardDeployment.

The following table show the element's attributes DLQConfig:

Attribute Type Description
DestinationQueue required The attribute's value can't be null.
MaxTimesRedelivered required
TimeToLive required In milliseconds.
DLQUser optional The attribute's value can't be null.
DLQPassword optional

ErrorHandler

Handle the invocation of an error service, if configured.

The ErrorHandler are checked in the same sequence as they are configured. If the ExceptionCondition element ISN'T configured the handler is active by default, and if it's the first of the list then the others are never checked.

The ExceptionCondition element must be configured to handle only GVPublicException.

The ErrorHandler Element is used by: ForwardConfiguration.

The following table show the element's attributes ErrorHandler:

Attribute Type Description
name required Instance name, used in log messages. The attribute's value can't be null.
error-id_service required Service to be used in errore service invocation. The attribute's value can't be null.
error-id_system required System to be used in errore service invocation. The attribute's value can't be null.
error-operation required Operation to be used in errore service invocation.
original-system-field required Name of the property to be used to contain the original System.
original-service-field required Name of the property to be used to contain the original Service.

Its subelements are:

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