ClientIdFilterDispatchPolicy (ActiveMQ 5.17.0 API)

java.lang.Object
- org.apache.activemq.broker.region.policy.SimpleDispatchPolicy
- - org.apache.activemq.broker.region.policy.ClientIdFilterDispatchPolicy

All Implemented Interfaces:

DispatchPolicy
```
public class ClientIdFilterDispatchPolicy
extends SimpleDispatchPolicy
```
ClientIdFilterDispatchPolicy dispatches messages in a topic to a given client. Then the message with a "PTP_CLIENTID" property, can be received by a mqtt client with the same clientId.

Author:

kimmking (kimmking@163.com)

Field Summary

Fields
Modifier and Type Field Description

static String PTP_CLIENTID

static String PTP_SUFFIX

Constructor Summary

Constructors
Constructor Description

ClientIdFilterDispatchPolicy()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`dispatch(MessageReference node, MessageEvaluationContext msgContext, List<Subscription> consumers)`	Decides how to dispatch a selected message to a collection of consumers.
`String`	`getPtpClientId()`
`String`	`getPtpSuffix()`
`void`	`setPtpClientId(String ptpClientId)`
`void`	`setPtpSuffix(String ptpSuffix)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - PTP_CLIENTID
```
public static final String PTP_CLIENTID
```
    See Also:
    
    Constant Field Values
  - PTP_SUFFIX
```
public static final String PTP_SUFFIX
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - ClientIdFilterDispatchPolicy
```
public ClientIdFilterDispatchPolicy()
```
- Method Detail
  - dispatch
```
public boolean dispatch(MessageReference node,
                        MessageEvaluationContext msgContext,
                        List<Subscription> consumers)
                 throws Exception
```
    Description copied from interface: DispatchPolicy
    
    Decides how to dispatch a selected message to a collection of consumers. A safe approach is to dispatch to every subscription that matches. The list will be safe to iterate over when this method is called
    
    Specified by:
    
    dispatch in interface DispatchPolicy
    
    Overrides:
    
    dispatch in class SimpleDispatchPolicy
    
    Returns:
    
    true if at least one consumer was dispatched or false if there are no active subscriptions that could be dispatched
    
    Throws:
    
    Exception
  - getPtpClientId
```
public String getPtpClientId()
```
  - setPtpClientId
```
public void setPtpClientId(String ptpClientId)
```
  - getPtpSuffix
```
public String getPtpSuffix()
```
  - setPtpSuffix
```
public void setPtpSuffix(String ptpSuffix)
```