org.apache.activemq.artemis.api.core.management

## Class ManagementHelper

- java.lang.Object
- - org.apache.activemq.artemis.api.core.management.ManagementHelper

-     public final class ManagementHelper
      extends Object

  Helper class to use ActiveMQ Artemis Core messages to manage server resources.

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static SimpleString` | `HDR_ADDRESS`
    `static SimpleString` | `HDR_ATTRIBUTE`
    `static SimpleString` | `HDR_BINDING_ID`
    `static SimpleString` | `HDR_BINDING_TYPE`
    `static SimpleString` | `HDR_CHECK_TYPE`
    `static SimpleString` | `HDR_CLUSTER_NAME`
    `static SimpleString` | `HDR_CONNECTION_NAME`
    `static SimpleString` | `HDR_CONSUMER_COUNT`
    `static SimpleString` | `HDR_CONSUMER_NAME`
    `static SimpleString` | `HDR_DISTANCE`
    `static SimpleString` | `HDR_FILTERSTRING`
    `static SimpleString` | `HDR_NOTIFICATION_TIMESTAMP`
    `static SimpleString` | `HDR_NOTIFICATION_TYPE`
    `static SimpleString` | `HDR_OPERATION_NAME`
    `static SimpleString` | `HDR_OPERATION_SUCCEEDED`
    `static SimpleString` | `HDR_PROPOSAL_ALT_VALUE`
    `static SimpleString` | `HDR_PROPOSAL_GROUP_ID`
    `static SimpleString` | `HDR_PROPOSAL_VALUE`
    `static SimpleString` | `HDR_REMOTE_ADDRESS`
    `static SimpleString` | `HDR_RESOURCE_NAME`
    `static SimpleString` | `HDR_ROUTING_NAME`
    `static SimpleString` | `HDR_SESSION_NAME`
    `static SimpleString` | `HDR_USER`

  - ### Method Summary

    All Methods Static Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `static Object` | `getResult(Message message)` Returns the result of an operation invocation or an attribute value.
    `static Object` | `getResult(Message message, Class desiredType)` Returns the result of an operation invocation or an attribute value.
    `static Object[]` | `getResults(Message message)` Returns the result of an operation invocation or an attribute value.
    `static boolean` | `hasOperationSucceeded(Message message)` Returns whether the invocation of the management operation on the server resource succeeded.
    `static boolean` | `isAttributesResult(Message message)` Returns whether the JMS message corresponds to the result of a management attribute value.
    `static boolean` | `isOperationResult(Message message)` Returns whether the JMS message corresponds to the result of a management operation invocation.
    `static void` | `putAttribute(Message message, String resourceName, String attribute)` Stores a resource attribute in a message to retrieve the value from the server resource.
    `static void` | `putOperationInvocation(Message message, String resourceName, String operationName)` Stores an operation invocation in a message to invoke the corresponding operation the value from the server resource.
    `static void` | `putOperationInvocation(Message message, String resourceName, String operationName, Object... parameters)` Stores an operation invocation in a message to invoke the corresponding operation the value from the server resource.
    `static Object[]` | `retrieveOperationParameters(Message message)` Used by ActiveMQ Artemis management service.
    `static void` | `storeResult(Message message, Object result)` Used by ActiveMQ Artemis management service.

    - ### Methods inherited from class java.lang.Object

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

- - ### Field Detail

    - #### HDR_RESOURCE_NAME

          public static final SimpleString HDR_RESOURCE_NAME

    - #### HDR_ATTRIBUTE

          public static final SimpleString HDR_ATTRIBUTE

    - #### HDR_OPERATION_NAME

          public static final SimpleString HDR_OPERATION_NAME

    - #### HDR_OPERATION_SUCCEEDED

          public static final SimpleString HDR_OPERATION_SUCCEEDED

    - #### HDR_NOTIFICATION_TYPE

          public static final SimpleString HDR_NOTIFICATION_TYPE

    - #### HDR_NOTIFICATION_TIMESTAMP

          public static final SimpleString HDR_NOTIFICATION_TIMESTAMP

    - #### HDR_ROUTING_NAME

          public static final SimpleString HDR_ROUTING_NAME

    - #### HDR_CLUSTER_NAME

          public static final SimpleString HDR_CLUSTER_NAME

    - #### HDR_ADDRESS

          public static final SimpleString HDR_ADDRESS

    - #### HDR_BINDING_ID

          public static final SimpleString HDR_BINDING_ID

    - #### HDR_BINDING_TYPE

          public static final SimpleString HDR_BINDING_TYPE

    - #### HDR_FILTERSTRING

          public static final SimpleString HDR_FILTERSTRING

    - #### HDR_DISTANCE

          public static final SimpleString HDR_DISTANCE

    - #### HDR_CONSUMER_COUNT

          public static final SimpleString HDR_CONSUMER_COUNT

    - #### HDR_USER

          public static final SimpleString HDR_USER

    - #### HDR_CHECK_TYPE

          public static final SimpleString HDR_CHECK_TYPE

    - #### HDR_SESSION_NAME

          public static final SimpleString HDR_SESSION_NAME

    - #### HDR_REMOTE_ADDRESS

          public static final SimpleString HDR_REMOTE_ADDRESS

    - #### HDR_PROPOSAL_GROUP_ID

          public static final SimpleString HDR_PROPOSAL_GROUP_ID

    - #### HDR_PROPOSAL_VALUE

          public static final SimpleString HDR_PROPOSAL_VALUE

    - #### HDR_PROPOSAL_ALT_VALUE

          public static final SimpleString HDR_PROPOSAL_ALT_VALUE

    - #### HDR_CONSUMER_NAME

          public static final SimpleString HDR_CONSUMER_NAME

    - #### HDR_CONNECTION_NAME

          public static final SimpleString HDR_CONNECTION_NAME

  - ### Method Detail

    - #### putAttribute

          public static void putAttribute(Message message,
                                          String resourceName,
                                          String attribute)

      Stores a resource attribute in a message to retrieve the value from the server resource.
      Parameters:
        `message` - message
        `resourceName` - the name of the resource
        `attribute` - the name of the attribute
      See Also:
        `ResourceNames`

    - #### putOperationInvocation

          public static void putOperationInvocation(Message message,
                                                    String resourceName,
                                                    String operationName)
                                             throws Exception

      Stores an operation invocation in a message to invoke the corresponding operation the value from the server resource.
      Parameters:
        `message` - message
        `resourceName` - the name of the resource
        `operationName` - the name of the operation to invoke on the resource
      Throws:
        `Exception`
      See Also:
        `ResourceNames`

    - #### putOperationInvocation

          public static void putOperationInvocation(Message message,
                                                    String resourceName,
                                                    String operationName,
                                                    Object... parameters)
                                             throws Exception

      Stores an operation invocation in a message to invoke the corresponding operation the value from the server resource.
      Parameters:
        `message` - message
        `resourceName` - the name of the server resource
        `operationName` - the name of the operation to invoke on the server resource
        `parameters` - the parameters to use to invoke the server resource
      Throws:
        `Exception`
      See Also:
        `ResourceNames`

    - #### retrieveOperationParameters

          public static Object[] retrieveOperationParameters(Message message)
                                                      throws Exception

      Used by ActiveMQ Artemis management service.
      Throws:
        `Exception`

    - #### isOperationResult

          public static boolean isOperationResult(Message message)

      Returns whether the JMS message corresponds to the result of a management operation invocation.

    - #### isAttributesResult

          public static boolean isAttributesResult(Message message)

      Returns whether the JMS message corresponds to the result of a management attribute value.

    - #### storeResult

          public static void storeResult(Message message,
                                         Object result)
                                  throws Exception

      Used by ActiveMQ Artemis management service.
      Throws:
        `Exception`

    - #### getResults

          public static Object[] getResults(Message message)
                                     throws Exception

      Returns the result of an operation invocation or an attribute value.
      If an error occurred on the server, `hasOperationSucceeded(Message)` will return `false`. and the result will be a String corresponding to the server exception.
      Throws:
        `Exception`

    - #### getResult

          public static Object getResult(Message message)
                                  throws Exception

      Returns the result of an operation invocation or an attribute value.
      If an error occurred on the server, `hasOperationSucceeded(Message)` will return `false`. and the result will be a String corresponding to the server exception.
      Throws:
        `Exception`

    - #### getResult

          public static Object getResult(Message message,
                                         Class desiredType)
                                  throws Exception

      Returns the result of an operation invocation or an attribute value.
      If an error occurred on the server, `hasOperationSucceeded(Message)` will return `false`. and the result will be a String corresponding to the server exception.
      Throws:
        `Exception`

    - #### hasOperationSucceeded

          public static boolean hasOperationSucceeded(Message message)

      Returns whether the invocation of the management operation on the server resource succeeded.

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