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Added additional callback methods to EventCallback #60

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Merged
marcuslinke merged 1 commit into from
Sep 23, 2014
Merged

Added additional callback methods to EventCallback #60

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2 changes: 2 additions & 0 deletions src/main/java/com/github/dockerjava/api/command/EventCallback.java
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Original file line number Diff line number Diff line change
Expand Up @@ -7,4 +7,6 @@
*/
public interface EventCallback {
public void onEvent(Event event);
public void onException(Throwable throwable);
public void onCompletion(int numEvents);
}
14 changes: 11 additions & 3 deletions src/main/java/com/github/dockerjava/api/model/EventNotifier.java
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Expand Up @@ -35,18 +35,26 @@ public static EventNotifier create(EventCallback eventCallback, WebTarget webTar

@Override
public Void call() throws Exception {
Response response = webTarget.request().get(Response.class);
InputStream inputStream = response.readEntity(InputStream.class);
int numEvents=0;
Response response = null;
try {
response = webTarget.request().get(Response.class);
InputStream inputStream = response.readEntity(InputStream.class);
JsonParser jp = JSON_FACTORY.createParser(inputStream);
while (jp.nextToken() != JsonToken.END_OBJECT && !jp.isClosed()) {
eventCallback.onEvent(OBJECT_MAPPER.readValue(jp, Event.class));
numEvents++;
}
} finally {
}
catch(Exception e) {
eventCallback.onException(e);
}
finally {
if (response != null) {
response.close();
}
}
eventCallback.onCompletion(numEvents);
return null;
}
}
10 changes: 10 additions & 0 deletions src/test/java/com/github/dockerjava/core/command/EventsCmdImplTest.java
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Expand Up @@ -110,5 +110,15 @@ public void onEvent(Event event) {
LOG.info("Received event #{}: {}", countDownLatch.getCount(), event);
countDownLatch.countDown();
}

@Override
public void onException(Throwable throwable) {
LOG.error("Error occurred: {}", throwable.getMessage());
}

@Override
public void onCompletion(int numEvents) {
LOG.info("Number of events received: {}", numEvents);
}
}
}