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-rw-r--r--policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/FilterableTopicSource.java39
-rw-r--r--policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumer.java80
-rw-r--r--policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSource.java15
-rw-r--r--policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumerTest.java18
-rw-r--r--policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSourceTest.java17
5 files changed, 6 insertions, 163 deletions
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/FilterableTopicSource.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/FilterableTopicSource.java
deleted file mode 100644
index 27f4ceb7..00000000
--- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/FilterableTopicSource.java
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- * ============LICENSE_START=======================================================
- * ONAP
- * ================================================================================
- * Copyright (C) 2018 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- * ============LICENSE_END=========================================================
- */
-
-package org.onap.policy.common.endpoints.event.comm;
-
-/**
- * TopicSource that supports server-side filtering.
- */
-public interface FilterableTopicSource extends TopicSource {
-
- /**
- * Sets the server-side filter.
- *
- * @param filter new filter value, or {@code null}
- * @throws UnsupportedOperationException if the consumer does not support
- * server-side filtering
- * @throws IllegalArgumentException if the consumer cannot be built with the
- * new filter
- */
- public void setFilter(String filter);
-
-}
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumer.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumer.java
index 233434f1..60ab2e9e 100644
--- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumer.java
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumer.java
@@ -61,23 +61,9 @@ public interface BusConsumer {
public void close();
/**
- * BusConsumer that supports server-side filtering.
- */
- public interface FilterableBusConsumer extends BusConsumer {
-
- /**
- * Sets the server-side filter.
- *
- * @param filter new filter value, or {@code null}
- * @throws IllegalArgumentException if the consumer cannot be built with the new filter
- */
- public void setFilter(String filter);
- }
-
- /**
* Cambria based consumer.
*/
- public static class CambriaConsumerWrapper implements FilterableBusConsumer {
+ public static class CambriaConsumerWrapper implements BusConsumer {
/**
* logger.
@@ -90,19 +76,9 @@ public interface BusConsumer {
private final ConsumerBuilder builder;
/**
- * Locked while updating {@link #consumer} and {@link #newConsumer}.
- */
- private final Object consLocker = new Object();
-
- /**
* Cambria client.
*/
- private CambriaConsumer consumer;
-
- /**
- * Cambria client to use for next fetch.
- */
- private CambriaConsumer newConsumer = null;
+ private final CambriaConsumer consumer;
/**
* fetch timeout.
@@ -169,7 +145,7 @@ public interface BusConsumer {
@Override
public Iterable<String> fetch() throws IOException {
try {
- return getCurrentConsumer().fetch();
+ return this.consumer.fetch();
} catch (final IOException e) { //NOSONAR
logger.error("{}: cannot fetch because of {} - backoff for {} ms.", this, e.getMessage(),
this.fetchTimeout);
@@ -191,55 +167,7 @@ public interface BusConsumer {
@Override
public void close() {
this.closeCondition.countDown();
- getCurrentConsumer().close();
- }
-
- private CambriaConsumer getCurrentConsumer() {
- CambriaConsumer old = null;
- CambriaConsumer ret;
-
- synchronized (consLocker) {
- if (this.newConsumer != null) {
- // replace old consumer with new consumer
- old = this.consumer;
- this.consumer = this.newConsumer;
- this.newConsumer = null;
- }
-
- ret = this.consumer;
- }
-
- if (old != null) {
- old.close();
- }
-
- return ret;
- }
-
- @Override
- public void setFilter(String filter) {
- logger.info("{}: setting DMAAP server-side filter: {}", this, filter);
- builder.withServerSideFilter(filter);
-
- try {
- CambriaConsumer previous;
- synchronized (consLocker) {
- previous = this.newConsumer;
- this.newConsumer = builder.build();
- }
-
- if (previous != null) {
- // there was already a new consumer - close it
- previous.close();
- }
-
- } catch (MalformedURLException | GeneralSecurityException e) {
- /*
- * Since an exception occurred, "consumer" still has its old value, thus it should
- * not be closed at this point.
- */
- throw new IllegalArgumentException(e);
- }
+ this.consumer.close();
}
@Override
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSource.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSource.java
index e52204f6..6e746948 100644
--- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSource.java
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSource.java
@@ -24,10 +24,8 @@ package org.onap.policy.common.endpoints.event.comm.bus.internal;
import java.io.IOException;
import java.net.MalformedURLException;
import java.util.UUID;
-import org.onap.policy.common.endpoints.event.comm.FilterableTopicSource;
import org.onap.policy.common.endpoints.event.comm.TopicListener;
import org.onap.policy.common.endpoints.event.comm.bus.BusTopicSource;
-import org.onap.policy.common.endpoints.event.comm.bus.internal.BusConsumer.FilterableBusConsumer;
import org.onap.policy.common.endpoints.properties.PolicyEndPointProperties;
import org.onap.policy.common.endpoints.utils.NetLoggerUtil;
import org.onap.policy.common.endpoints.utils.NetLoggerUtil.EventType;
@@ -40,7 +38,7 @@ import org.slf4j.LoggerFactory;
* notifying its listeners.
*/
public abstract class SingleThreadedBusTopicSource extends BusTopicBase
- implements Runnable, BusTopicSource, FilterableTopicSource {
+ implements Runnable, BusTopicSource {
/**
* Not to be converted to PolicyLogger. This will contain all instract /out traffic and only
@@ -262,17 +260,6 @@ public abstract class SingleThreadedBusTopicSource extends BusTopicBase
return broadcast(event);
}
-
- @Override
- public void setFilter(String filter) {
- if (consumer instanceof FilterableBusConsumer) {
- ((FilterableBusConsumer) consumer).setFilter(filter);
-
- } else {
- throw new UnsupportedOperationException("no server-side filtering for topic " + topic);
- }
- }
-
@Override
public String toString() {
return "SingleThreadedBusTopicSource [consumerGroup=" + consumerGroup + ", consumerInstance=" + consumerInstance
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumerTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumerTest.java
index 5264b2f4..82d5eef8 100644
--- a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumerTest.java
+++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/BusConsumerTest.java
@@ -100,23 +100,7 @@ public class BusConsumerTest extends TopicTestBase {
@Test
public void testCambriaConsumerWrapperClose() {
CambriaConsumerWrapper cons = new CambriaConsumerWrapper(builder.build());
-
- // set filter several times to cause different branches of close() to be executed
- for (int count = 0; count < 3; ++count) {
- cons.close();
- final int count2 = count;
- assertThatCode(() -> cons.setFilter("close=" + count2)).doesNotThrowAnyException();
- }
- }
-
- @Test
- public void testCambriaConsumerWrapperSetFilter() {
- // set filter several times to cause different branches to be executed
- CambriaConsumerWrapper cons = new CambriaConsumerWrapper(builder.build());
- for (int count = 0; count < 3; ++count) {
- final int count2 = count;
- assertThatCode(() -> cons.setFilter("set-filter=" + count2)).doesNotThrowAnyException();
- }
+ assertThatCode(() -> cons.close()).doesNotThrowAnyException();
}
@Test
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSourceTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSourceTest.java
index 1e95924d..1a5506de 100644
--- a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSourceTest.java
+++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/event/comm/bus/internal/SingleThreadedBusTopicSourceTest.java
@@ -43,7 +43,6 @@ import org.mockito.stubbing.Answer;
import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
import org.onap.policy.common.endpoints.event.comm.TopicListener;
import org.onap.policy.common.endpoints.event.comm.bus.TopicTestBase;
-import org.onap.policy.common.endpoints.event.comm.bus.internal.BusConsumer.FilterableBusConsumer;
import org.onap.policy.common.utils.gson.GsonTestUtils;
public class SingleThreadedBusTopicSourceTest extends TopicTestBase {
@@ -287,22 +286,6 @@ public class SingleThreadedBusTopicSourceTest extends TopicTestBase {
}
@Test
- public void testSetFilter() {
- FilterableBusConsumer filt = mock(FilterableBusConsumer.class);
- cons = filt;
-
- source.start();
- source.setFilter("my-filter");
- verify(filt).setFilter("my-filter");
- }
-
- @Test(expected = UnsupportedOperationException.class)
- public void testSetFilter_Unsupported() {
- source.start();
- source.setFilter("unsupported-filter");
- }
-
- @Test
public void testGetConsumerGroup() {
assertEquals(MY_CONS_GROUP, source.getConsumerGroup());
}