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authorjhh <jorge.hernandez-herrero@att.com>2021-03-09 10:01:17 -0600
committerjhh <jorge.hernandez-herrero@att.com>2021-03-09 15:03:32 -0600
commit149df90bb72ece740accaf3ea037cf40defcd1bd (patch)
treef0895c1729c06403abecadca1065d3dfc25de35f
parentdd9d31e90873e12623865fb21bf2e4603e3e0f19 (diff)
add no locking feature
It provides an interface to applications for locking purposes that always succeeds. It does not deny acquiring resource locks. Issue-ID: POLICY-3114 Signed-off-by: jhh <jorge.hernandez-herrero@att.com> Change-Id: I6aebb5f40e4176e0ff7b0e6c6d4042a79dd0b7a3 Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
-rw-r--r--feature-no-locking/pom.xml116
-rw-r--r--feature-no-locking/src/assembly/assemble_zip.xml76
-rw-r--r--feature-no-locking/src/main/java/org/onap/policy/no/locking/NoLockManager.java96
-rw-r--r--feature-no-locking/src/main/resources/META-INF.services/org.onap.policy.drools.features.PolicyEngineFeatureApi1
-rw-r--r--feature-no-locking/src/test/java/org/onap/policy/no/locking/NoLockManagerTest.java96
-rw-r--r--packages/docker/src/main/docker/Dockerfile2
-rw-r--r--packages/install/pom.xml6
-rw-r--r--policy-core/pom.xml4
-rw-r--r--policy-core/src/main/java/org/onap/policy/drools/core/lock/AlwaysSuccessLock.java64
-rw-r--r--policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysFailLockTest.java61
-rw-r--r--policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysLockBaseTest.java71
-rw-r--r--policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysSuccessLockTest.java69
-rw-r--r--policy-management/src/main/java/org/onap/policy/drools/system/PolicyEngineManager.java3
-rw-r--r--pom.xml1
14 files changed, 606 insertions, 60 deletions
diff --git a/feature-no-locking/pom.xml b/feature-no-locking/pom.xml
new file mode 100644
index 00000000..202f3c13
--- /dev/null
+++ b/feature-no-locking/pom.xml
@@ -0,0 +1,116 @@
+<!--
+ ============LICENSE_START=======================================================
+ ONAP
+ ================================================================================
+ Copyright (C) 2021 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=========================================================
+ -->
+
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>org.onap.policy.drools-pdp</groupId>
+ <artifactId>drools-pdp</artifactId>
+ <version>1.8.1-SNAPSHOT</version>
+ </parent>
+
+ <artifactId>feature-no-locking</artifactId>
+
+ <name>feature-no-locking</name>
+ <description>Loadable module that provides no locking capability</description>
+
+ <build>
+ <plugins>
+ <plugin>
+ <artifactId>maven-assembly-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>zipfile</id>
+ <goals>
+ <goal>single</goal>
+ </goals>
+ <phase>package</phase>
+ <configuration>
+ <attach>true</attach>
+ <finalName>${project.artifactId}-${project.version}</finalName>
+ <descriptors>
+ <descriptor>src/assembly/assemble_zip.xml</descriptor>
+ </descriptors>
+ <appendAssemblyId>false</appendAssemblyId>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-dependency-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>copy-dependencies</id>
+ <goals>
+ <goal>copy-dependencies</goal>
+ </goals>
+ <phase>prepare-package</phase>
+ <configuration>
+ <outputDirectory>${project.build.directory}/assembly/lib</outputDirectory>
+ <overWriteReleases>false</overWriteReleases>
+ <overWriteSnapshots>true</overWriteSnapshots>
+ <overWriteIfNewer>true</overWriteIfNewer>
+ <useRepositoryLayout>false</useRepositoryLayout>
+ <addParentPoms>false</addParentPoms>
+ <copyPom>false</copyPom>
+ <includeScope>runtime</includeScope>
+ <excludeTransitive>true</excludeTransitive>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
+ </plugins>
+ </build>
+
+ <dependencies>
+ <dependency>
+ <groupId>org.onap.policy.drools-pdp</groupId>
+ <artifactId>policy-core</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.onap.policy.drools-pdp</groupId>
+ <artifactId>policy-management</artifactId>
+ <version>${project.version}</version>
+ <scope>provided</scope>
+ </dependency>
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.assertj</groupId>
+ <artifactId>assertj-core</artifactId>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.powermock</groupId>
+ <artifactId>powermock-api-mockito2</artifactId>
+ <scope>test</scope>
+ </dependency>
+ </dependencies>
+
+</project>
diff --git a/feature-no-locking/src/assembly/assemble_zip.xml b/feature-no-locking/src/assembly/assemble_zip.xml
new file mode 100644
index 00000000..2c74fc00
--- /dev/null
+++ b/feature-no-locking/src/assembly/assemble_zip.xml
@@ -0,0 +1,76 @@
+<!--
+ ============LICENSE_START=======================================================
+ ONAP
+ ================================================================================
+ Copyright (C) 2021 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=========================================================
+ -->
+
+<!-- Defines how we build the .zip file which is our distribution. -->
+
+<assembly
+ xmlns="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/plugins/maven-assembly-plugin/assembly/1.1.0 http://maven.apache.org/xsd/assembly-1.1.0.xsd">
+
+ <id>feature-no-locking</id>
+ <formats>
+ <format>zip</format>
+ </formats>
+
+ <includeBaseDirectory>false</includeBaseDirectory>
+
+ <fileSets>
+ <fileSet>
+ <directory>target</directory>
+ <outputDirectory>lib/feature</outputDirectory>
+ <includes>
+ <include>feature-no-locking-${project.version}.jar</include>
+ </includes>
+ </fileSet>
+ <fileSet>
+ <directory>target/assembly/lib</directory>
+ <outputDirectory>lib/dependencies</outputDirectory>
+ <includes>
+ <include>*.jar</include>
+ </includes>
+ </fileSet>
+ <fileSet>
+ <directory>src/main/feature/config</directory>
+ <outputDirectory>config</outputDirectory>
+ <fileMode>0644</fileMode>
+ <excludes/>
+ </fileSet>
+ <fileSet>
+ <directory>src/main/feature/bin</directory>
+ <outputDirectory>bin</outputDirectory>
+ <fileMode>0744</fileMode>
+ <excludes/>
+ </fileSet>
+ <fileSet>
+ <directory>src/main/feature/db</directory>
+ <outputDirectory>db</outputDirectory>
+ <fileMode>0744</fileMode>
+ <excludes/>
+ </fileSet>
+ <fileSet>
+ <directory>src/main/feature/install</directory>
+ <outputDirectory>install</outputDirectory>
+ <fileMode>0744</fileMode>
+ <excludes/>
+ </fileSet>
+ </fileSets>
+
+</assembly> \ No newline at end of file
diff --git a/feature-no-locking/src/main/java/org/onap/policy/no/locking/NoLockManager.java b/feature-no-locking/src/main/java/org/onap/policy/no/locking/NoLockManager.java
new file mode 100644
index 00000000..1fa44391
--- /dev/null
+++ b/feature-no-locking/src/main/java/org/onap/policy/no/locking/NoLockManager.java
@@ -0,0 +1,96 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 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.no.locking;
+
+import java.util.Properties;
+import lombok.NoArgsConstructor;
+import lombok.ToString;
+import org.onap.policy.drools.core.lock.AlwaysSuccessLock;
+import org.onap.policy.drools.core.lock.Lock;
+import org.onap.policy.drools.core.lock.LockCallback;
+import org.onap.policy.drools.core.lock.PolicyResourceLockManager;
+import org.onap.policy.drools.features.PolicyEngineFeatureApi;
+import org.onap.policy.drools.system.PolicyEngine;
+
+/**
+ * In contrast with other implementations the no-lock manager provides non-synchronized access
+ * to resources.
+ */
+
+@NoArgsConstructor
+@ToString
+public class NoLockManager implements PolicyResourceLockManager, PolicyEngineFeatureApi {
+
+ protected static final int SEQNO = 2000;
+
+ @Override
+ public Lock createLock(String resourceId, String ownerKey, int holdSec,
+ LockCallback callback, boolean waitForLock) {
+ AlwaysSuccessLock successLock = new AlwaysSuccessLock(resourceId, ownerKey, holdSec, callback);
+ successLock.notifyAvailable();
+ return successLock;
+ }
+
+ @Override
+ public boolean lock() {
+ return true;
+ }
+
+ @Override
+ public boolean unlock() {
+ return true;
+ }
+
+ @Override
+ public boolean isLocked() {
+ return false;
+ }
+
+ @Override
+ public boolean start() {
+ return true;
+ }
+
+ @Override
+ public boolean stop() {
+ return true;
+ }
+
+ @Override
+ public void shutdown() {
+ // nothing to do
+ }
+
+ @Override
+ public boolean isAlive() {
+ return true;
+ }
+
+ @Override
+ public int getSequenceNumber() {
+ return SEQNO;
+ }
+
+ @Override
+ public PolicyResourceLockManager beforeCreateLockManager(PolicyEngine engine, Properties properties) {
+ return this;
+ }
+}
diff --git a/feature-no-locking/src/main/resources/META-INF.services/org.onap.policy.drools.features.PolicyEngineFeatureApi b/feature-no-locking/src/main/resources/META-INF.services/org.onap.policy.drools.features.PolicyEngineFeatureApi
new file mode 100644
index 00000000..e8a5d79f
--- /dev/null
+++ b/feature-no-locking/src/main/resources/META-INF.services/org.onap.policy.drools.features.PolicyEngineFeatureApi
@@ -0,0 +1 @@
+org.onap.policy.no.locking.NoLockManager \ No newline at end of file
diff --git a/feature-no-locking/src/test/java/org/onap/policy/no/locking/NoLockManagerTest.java b/feature-no-locking/src/test/java/org/onap/policy/no/locking/NoLockManagerTest.java
new file mode 100644
index 00000000..bae9d109
--- /dev/null
+++ b/feature-no-locking/src/test/java/org/onap/policy/no/locking/NoLockManagerTest.java
@@ -0,0 +1,96 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 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.no.locking;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.drools.core.lock.AlwaysSuccessLock;
+import org.onap.policy.drools.core.lock.Lock;
+import org.onap.policy.drools.core.lock.LockCallback;
+
+public class NoLockManagerTest {
+
+ private NoLockManager nlm;
+ private LockCallback callback;
+
+ @Before
+ public void setUp() {
+ callback = mock(LockCallback.class);
+ nlm = new NoLockManager();
+ }
+
+ @Test
+ public void testLock() {
+ assertTrue(nlm.lock());
+ }
+
+ @Test
+ public void testUnlock() {
+ assertTrue(nlm.unlock());
+ }
+
+ @Test
+ public void testIsLocked() {
+ assertFalse(nlm.isLocked());
+ }
+
+ @Test
+ public void testStart() {
+ assertTrue(nlm.start());
+ }
+
+ @Test
+ public void testStop() {
+ assertTrue(nlm.stop());
+ }
+
+ @Test
+ public void testIsAlive() {
+ assertTrue(nlm.isAlive());
+ }
+
+ @Test
+ public void testGetSeqNo() {
+ assertEquals(NoLockManager.SEQNO, nlm.getSequenceNumber());
+ }
+
+ @Test
+ public void testBeforeCreateLockManager() {
+ assertEquals(nlm, nlm.beforeCreateLockManager(null, null));
+ }
+
+ @Test
+ public void testCreateLock() {
+ Lock lock = nlm.createLock("x", "y", 1, callback, false);
+ assertTrue(lock.isActive());
+ assertTrue(lock instanceof AlwaysSuccessLock);
+ verify(callback).lockAvailable(lock);
+ verify(callback, never()).lockUnavailable(any());
+ }
+} \ No newline at end of file
diff --git a/packages/docker/src/main/docker/Dockerfile b/packages/docker/src/main/docker/Dockerfile
index 2277bc77..39d9ff06 100644
--- a/packages/docker/src/main/docker/Dockerfile
+++ b/packages/docker/src/main/docker/Dockerfile
@@ -73,7 +73,7 @@ RUN unzip -o install-drools.zip && \
chmod 600 $POLICY_HOME/config/* && \
rm -f $POLICY_INSTALL/*.conf && \
. $POLICY_HOME/etc/profile.d/env.sh && \
- $POLICY_HOME/bin/features install healthcheck distributed-locking lifecycle && \
+ $POLICY_HOME/bin/features install healthcheck distributed-locking lifecycle no-locking && \
$POLICY_HOME/bin/features enable lifecycle && \
find $HOME/.m2/ -name _maven.repositories -exec rm -v {} \; && \
find $HOME/.m2/ -name _remote.repositories -exec rm -v {} \; && \
diff --git a/packages/install/pom.xml b/packages/install/pom.xml
index c16a9a56..e11718db 100644
--- a/packages/install/pom.xml
+++ b/packages/install/pom.xml
@@ -139,6 +139,12 @@
<version>${project.version}</version>
<type>zip</type>
</dependency>
+ <dependency>
+ <groupId>org.onap.policy.drools-pdp</groupId>
+ <artifactId>feature-no-locking</artifactId>
+ <version>${project.version}</version>
+ <type>zip</type>
+ </dependency>
</dependencies>
</project>
diff --git a/policy-core/pom.xml b/policy-core/pom.xml
index af01bc93..33a9e12b 100644
--- a/policy-core/pom.xml
+++ b/policy-core/pom.xml
@@ -1,7 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?>
<!--
============LICENSE_START=======================================================
- ONAP Policy Engine - Drools PDP
+ ONAP
================================================================================
Copyright (C) 2017-2021 AT&T Intellectual Property. All rights reserved.
Modifications Copyright (C) 2019 Bell Canada.
@@ -164,7 +164,7 @@
<excludes>
</excludes>
<consoleOutput>true</consoleOutput>
- <failsOnViolation>true</failsOnViolation>
+ <failOnViolation>true</failOnViolation>
<violationSeverity>warning</violationSeverity>
</configuration>
</execution>
diff --git a/policy-core/src/main/java/org/onap/policy/drools/core/lock/AlwaysSuccessLock.java b/policy-core/src/main/java/org/onap/policy/drools/core/lock/AlwaysSuccessLock.java
new file mode 100644
index 00000000..6b1e1494
--- /dev/null
+++ b/policy-core/src/main/java/org/onap/policy/drools/core/lock/AlwaysSuccessLock.java
@@ -0,0 +1,64 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 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.drools.core.lock;
+
+import lombok.NonNull;
+
+/**
+ * Lock implementation whose operations always succeed.
+ */
+public class AlwaysSuccessLock extends LockImpl {
+ private static final long serialVersionUID = 1L;
+
+ /**
+ * Overrides parent constructor.
+ */
+ public AlwaysSuccessLock() {
+ setState(LockState.ACTIVE);
+ }
+
+ /**
+ * Overrides parent constructor.
+ */
+ public AlwaysSuccessLock(@NonNull LockState state, @NonNull String resourceId,
+ @NonNull String ownerKey, int holdSec, @NonNull LockCallback callback) {
+ super(state, resourceId, ownerKey, holdSec, callback);
+ if (!isActive()) {
+ throw new IllegalArgumentException("AlwaysSuccessLock can only be created in the active state");
+ }
+ }
+
+ /**
+ * Constructs the object.
+ */
+ public AlwaysSuccessLock(@NonNull String resourceId, @NonNull String ownerKey,
+ int holdSec, @NonNull LockCallback callback) {
+ super(LockState.ACTIVE, resourceId, ownerKey, holdSec, callback);
+ }
+
+ /**
+ * Always returns true.
+ */
+ @Override
+ public synchronized boolean free() {
+ return true;
+ }
+}
diff --git a/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysFailLockTest.java b/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysFailLockTest.java
index 06489a5c..178ef0af 100644
--- a/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysFailLockTest.java
+++ b/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysFailLockTest.java
@@ -2,7 +2,7 @@
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
- * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2021 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.
@@ -21,73 +21,29 @@
package org.onap.policy.drools.core.lock;
import static org.assertj.core.api.Assertions.assertThatCode;
-import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.ObjectInputStream;
-import java.io.ObjectOutputStream;
import org.junit.Before;
import org.junit.Test;
-public class AlwaysFailLockTest {
- private static final String RESOURCE = "hello";
- private static final String OWNER_KEY = "world";
- private static final int HOLD_SEC = 10;
- private static final int HOLD_SEC2 = 10;
+public class AlwaysFailLockTest extends AlwaysLockBaseTest<AlwaysFailLock> {
- private LockCallback callback;
- private AlwaysFailLock lock;
-
- /**
- * Populates {@link #lock}.
- */
@Before
public void setUp() {
callback = mock(LockCallback.class);
-
lock = new AlwaysFailLock(RESOURCE, OWNER_KEY, HOLD_SEC, callback);
}
@Test
- public void testSerializable() throws Exception {
- ByteArrayOutputStream baos = new ByteArrayOutputStream();
- try (ObjectOutputStream oos = new ObjectOutputStream(baos)) {
- oos.writeObject(lock);
- }
-
- ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
- try (ObjectInputStream ois = new ObjectInputStream(bais)) {
- lock = (AlwaysFailLock) ois.readObject();
- }
-
- assertEquals(LockState.UNAVAILABLE, lock.getState());
- assertEquals(RESOURCE, lock.getResourceId());
- assertEquals(OWNER_KEY, lock.getOwnerKey());
- assertEquals(HOLD_SEC, lock.getHoldSec());
-
- // these fields are transient
- assertNull(lock.getCallback());
- }
-
- @Test
public void testAlwaysFailLockNoArgs() {
- // verify that no-arg constructor doesn't throw an exception
- assertThatCode(() -> new AlwaysFailLock()).doesNotThrowAnyException();
+ assertThatCode(AlwaysFailLock::new).doesNotThrowAnyException();
}
@Test
- public void testAlwaysFailLock() {
+ public void testUnavailableLock() {
assertTrue(lock.isUnavailable());
- assertEquals(RESOURCE, lock.getResourceId());
- assertEquals(OWNER_KEY, lock.getOwnerKey());
- assertEquals(HOLD_SEC, lock.getHoldSec());
- assertSame(callback, lock.getCallback());
}
@Test
@@ -95,13 +51,4 @@ public class AlwaysFailLockTest {
assertFalse(lock.free());
assertTrue(lock.isUnavailable());
}
-
- @Test
- public void testExtend() {
- LockCallback callback2 = mock(LockCallback.class);
- lock.extend(HOLD_SEC2, callback2);
-
- assertEquals(HOLD_SEC2, lock.getHoldSec());
- assertSame(callback2, lock.getCallback());
- }
}
diff --git a/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysLockBaseTest.java b/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysLockBaseTest.java
new file mode 100644
index 00000000..1091b260
--- /dev/null
+++ b/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysLockBaseTest.java
@@ -0,0 +1,71 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 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.drools.core.lock;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertSame;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import org.junit.Test;
+
+public abstract class AlwaysLockBaseTest<T extends LockImpl> {
+ protected static final String RESOURCE = "hello";
+ protected static final String OWNER_KEY = "world";
+ protected static final int HOLD_SEC = 10;
+ protected static final int HOLD_SEC2 = 10;
+
+ protected LockCallback callback;
+ protected T lock;
+
+ @Test
+ public void testSerializable() throws Exception {
+ ByteArrayOutputStream baos = new ByteArrayOutputStream();
+ try (ObjectOutputStream oos = new ObjectOutputStream(baos)) {
+ oos.writeObject(lock);
+ }
+
+ ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
+ T lock2;
+ try (ObjectInputStream ois = new ObjectInputStream(bais)) {
+ lock2 = (T) ois.readObject();
+ }
+
+ assertEquals(lock.getState(), lock2.getState());
+ assertEquals(lock.getResourceId(), lock2.getResourceId());
+ assertEquals(lock.getOwnerKey(), lock2.getOwnerKey());
+ assertEquals(lock.getHoldSec(), lock2.getHoldSec());
+
+ // these fields are transient
+ assertNull(lock2.getCallback());
+ }
+
+ @Test
+ public void testAlwaysLockData() {
+ assertEquals(RESOURCE, lock.getResourceId());
+ assertEquals(OWNER_KEY, lock.getOwnerKey());
+ assertEquals(HOLD_SEC, lock.getHoldSec());
+ assertSame(callback, lock.getCallback());
+ }
+}
diff --git a/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysSuccessLockTest.java b/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysSuccessLockTest.java
new file mode 100644
index 00000000..32889484
--- /dev/null
+++ b/policy-core/src/test/java/org/onap/policy/drools/core/lock/AlwaysSuccessLockTest.java
@@ -0,0 +1,69 @@
+/*
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 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.drools.core.lock;
+
+import static org.assertj.core.api.Assertions.assertThatCode;
+import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.mock;
+
+import org.junit.Before;
+import org.junit.Test;
+
+public class AlwaysSuccessLockTest extends AlwaysLockBaseTest<AlwaysSuccessLock> {
+
+ @Before
+ public void setUp() {
+ callback = mock(LockCallback.class);
+ lock = new AlwaysSuccessLock(RESOURCE, OWNER_KEY, HOLD_SEC, callback);
+ }
+
+ @Test
+ public void testAlwaysSuccessLockConstructors() {
+ assertThatCode(AlwaysSuccessLock::new).doesNotThrowAnyException();
+ assertThatCode(() -> new AlwaysSuccessLock(LockState.ACTIVE, RESOURCE, OWNER_KEY, HOLD_SEC, callback))
+ .doesNotThrowAnyException();
+ assertThatIllegalArgumentException()
+ .isThrownBy(() -> new AlwaysSuccessLock(LockState.UNAVAILABLE, RESOURCE, OWNER_KEY, HOLD_SEC, callback));
+ }
+
+ @Test
+ public void testActiveLock() {
+ assertTrue(lock.isActive());
+ }
+
+ @Test
+ public void testFree() {
+ assertTrue(lock.free());
+ assertTrue(lock.isActive());
+ }
+
+ @Test
+ public void testExtend() {
+ LockCallback callback2 = mock(LockCallback.class);
+ lock.extend(HOLD_SEC2, callback2);
+
+ assertEquals(HOLD_SEC2, lock.getHoldSec());
+ assertSame(callback2, lock.getCallback());
+ }
+}
diff --git a/policy-management/src/main/java/org/onap/policy/drools/system/PolicyEngineManager.java b/policy-management/src/main/java/org/onap/policy/drools/system/PolicyEngineManager.java
index 1b2c13a1..25601c8b 100644
--- a/policy-management/src/main/java/org/onap/policy/drools/system/PolicyEngineManager.java
+++ b/policy-management/src/main/java/org/onap/policy/drools/system/PolicyEngineManager.java
@@ -290,6 +290,7 @@ class PolicyEngineManager implements PolicyEngine {
try {
this.lockManager = feature.beforeCreateLockManager(this, properties);
if (this.lockManager != null) {
+ logger.info("overridden lock manager is {}", this.lockManager);
return;
}
} catch (RuntimeException e) {
@@ -305,6 +306,8 @@ class PolicyEngineManager implements PolicyEngine {
this.lockManager = new SimpleLockManager(this, new Properties());
}
+ logger.info("lock manager is {}", this.lockManager);
+
/* policy-engine dispatch post operation hook */
FeatureApiUtils.apply(getEngineProviders(),
feature -> feature.afterCreateLockManager(this, properties, this.lockManager),
diff --git a/pom.xml b/pom.xml
index 3a16e85d..fb9b2e7b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -74,6 +74,7 @@
<module>feature-mdc-filters</module>
<module>feature-lifecycle</module>
<module>feature-drools-init</module>
+ <module>feature-no-locking</module>
<module>packages</module>
</modules>