DispatcherTracker (OpenNMS 2022.1.1 API)

java.lang.Object
- org.osgi.util.tracker.ServiceTracker<javax.servlet.http.HttpServlet,javax.servlet.http.HttpServlet>
- - org.opennms.container.web.bridge.proxy.DispatcherTracker

All Implemented Interfaces:

org.osgi.util.tracker.ServiceTrackerCustomizer<javax.servlet.http.HttpServlet,javax.servlet.http.HttpServlet>
```
public final class DispatcherTracker
extends org.osgi.util.tracker.ServiceTracker<javax.servlet.http.HttpServlet,javax.servlet.http.HttpServlet>
```
In order to dispatch requests to the Apache Felix Http Bridge, we have to listen for the HttpServlet the bridge module is exposing.

Author:

mvrueden

Field Summary
- Fields inherited from class org.osgi.util.tracker.ServiceTracker
  context, filter

Constructor Summary

Constructors
Constructor Description

DispatcherTracker(org.osgi.framework.BundleContext context, javax.servlet.FilterConfig filterConfig)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`javax.servlet.http.HttpServlet`	`addingService(org.osgi.framework.ServiceReference ref)`
`javax.servlet.http.HttpServlet`	`getDispatcher()`
`void`	`removedService(org.osgi.framework.ServiceReference<javax.servlet.http.HttpServlet> reference, javax.servlet.http.HttpServlet service)`

Methods inherited from class org.osgi.util.tracker.ServiceTracker
close, getService, getService, getServiceReference, getServiceReferences, getServices, getServices, getTracked, getTrackingCount, isEmpty, modifiedService, open, open, remove, size, waitForService

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

- Constructor Detail
  - DispatcherTracker
```
public DispatcherTracker(org.osgi.framework.BundleContext context,
                         javax.servlet.FilterConfig filterConfig)
                  throws org.osgi.framework.InvalidSyntaxException
```
    Throws:
    
    org.osgi.framework.InvalidSyntaxException
- Method Detail
  - getDispatcher
```
public javax.servlet.http.HttpServlet getDispatcher()
```
  - addingService
```
public javax.servlet.http.HttpServlet addingService(org.osgi.framework.ServiceReference ref)
```
    Specified by:
    
    addingService in interface org.osgi.util.tracker.ServiceTrackerCustomizer<javax.servlet.http.HttpServlet,javax.servlet.http.HttpServlet>
    
    Overrides:
    
    addingService in class org.osgi.util.tracker.ServiceTracker<javax.servlet.http.HttpServlet,javax.servlet.http.HttpServlet>
  - removedService
```
public void removedService(org.osgi.framework.ServiceReference<javax.servlet.http.HttpServlet> reference,
                           javax.servlet.http.HttpServlet service)
```
    Specified by:
    
    removedService in interface org.osgi.util.tracker.ServiceTrackerCustomizer<javax.servlet.http.HttpServlet,javax.servlet.http.HttpServlet>
    
    Overrides:
    
    removedService in class org.osgi.util.tracker.ServiceTracker<javax.servlet.http.HttpServlet,javax.servlet.http.HttpServlet>