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11 package org.mule.lifecycle.processor;
12
13 import org.mule.api.MessagingException;
14 import org.mule.api.MuleEvent;
15 import org.mule.api.MuleException;
16 import org.mule.api.lifecycle.LifecycleState;
17 import org.mule.api.lifecycle.Startable;
18 import org.mule.config.i18n.CoreMessages;
19 import org.mule.service.Pausable;
20
21 public class ProcessIfStartedWaitIfPausedMessageProcessor extends ProcessIfStartedMessageProcessor
22 {
23
24 public ProcessIfStartedWaitIfPausedMessageProcessor(Startable startable, LifecycleState lifecycleState)
25 {
26 super(startable, lifecycleState);
27 }
28
29 @Override
30 public MuleEvent process(MuleEvent event) throws MuleException
31 {
32 if (accept(event))
33 {
34 if (isPaused())
35 {
36 try
37 {
38 if (logger.isDebugEnabled())
39 {
40 logger.debug(startable.getClass().getName() + " " + getStartableName(startable)
41 + " is paused. Blocking call until resumd");
42 }
43 while (isPaused())
44 {
45 Thread.sleep(500);
46 }
47 }
48 catch (InterruptedException e)
49 {
50 throw new MessagingException(
51 CoreMessages.interruptedWaitingForPaused(getStartableName(startable)), event, e);
52 }
53 }
54 return processNext(event);
55 }
56 else
57 {
58 return handleUnaccepted(event);
59 }
60 }
61
62 @Override
63 protected boolean accept(MuleEvent event)
64 {
65 return lifecycleState.isStarted() || isPaused();
66 }
67
68 protected boolean isPaused()
69 {
70 return lifecycleState.isPhaseComplete(Pausable.PHASE_NAME);
71 }
72
73 }