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-rw-r--r--same/src/main/java/com/orbekk/same/MasterServiceImpl.java11
-rw-r--r--same/src/test/java/com/orbekk/same/MasterServiceImplTest.java36
2 files changed, 44 insertions, 3 deletions
diff --git a/same/src/main/java/com/orbekk/same/MasterServiceImpl.java b/same/src/main/java/com/orbekk/same/MasterServiceImpl.java
index f8044e4..ced0dba 100644
--- a/same/src/main/java/com/orbekk/same/MasterServiceImpl.java
+++ b/same/src/main/java/com/orbekk/same/MasterServiceImpl.java
@@ -68,7 +68,14 @@ public class MasterServiceImpl implements MasterService, UrlReceiver, Runnable {
}
private synchronized void removeParticipant(String url) {
- logger.error("Remove participant {}: Operation not supported", url);
+ List<String> participants = participants();
+ if (participants.contains(url)) {
+ logger.warn("RemoveParticipant({})", url);
+ participants.remove(url);
+ state.updateFromObject(".participants", participants,
+ state.getRevision(".participants") + 1);
+ notifyAll();
+ }
}
private void broadcastNewComponents(List<String> destinations,
@@ -82,7 +89,7 @@ public class MasterServiceImpl implements MasterService, UrlReceiver, Runnable {
c.getRevision());
}
} catch (Exception e) {
- logger.warn("Client {} failed to receive state update.");
+ logger.info("Client {} failed to receive state update.", url);
removeParticipant(url);
}
}
diff --git a/same/src/test/java/com/orbekk/same/MasterServiceImplTest.java b/same/src/test/java/com/orbekk/same/MasterServiceImplTest.java
index 8397744..0782d7f 100644
--- a/same/src/test/java/com/orbekk/same/MasterServiceImplTest.java
+++ b/same/src/test/java/com/orbekk/same/MasterServiceImplTest.java
@@ -14,7 +14,22 @@ public class MasterServiceImplTest {
private TestBroadcaster broadcaster = new TestBroadcaster();
private MasterServiceImpl master = new MasterServiceImpl(state,
connections, broadcaster);
-
+
+ public static class UnreachableClient implements ClientService {
+ @Override
+ public void notifyNetwork(String networkName, String masterUrl)
+ throws Exception {
+ throw new Exception("Unreachable client");
+ }
+
+ @Override
+ public void setState(String component, String data, long revision)
+ throws Exception {
+ throw new Exception("Unreachable client");
+ }
+ }
+
+
@Before
public void setUp() {
connections.masterMap.put("http://master", master);
@@ -97,4 +112,23 @@ public class MasterServiceImplTest {
assertEquals(state, client1.testGetState());
assertEquals(state, client2.testGetState());
}
+
+ @Test
+ public void masterRemovesParticipant() {
+ master.setUrl("http://master/");
+ ClientServiceImpl client = new ClientServiceImpl(
+ new State("ClientNetwork"), connections);
+ client.setUrl("http://client/");
+ connections.clientMap.put("http://client/ClientService.json", client);
+ client.joinNetwork("http://master");
+ assertTrue(master._performWork());
+ assertTrue(state.getList(".participants").contains("http://client/ClientService.json"));
+
+ connections.clientMap.put("http://client/ClientService.json",
+ new UnreachableClient());
+ master.updateStateRequest("NewState", "NewStateData", 0);
+ master._performWork();
+
+ assertEquals("[]", state.getDataOf(".participants"));
+ }
}