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authormmis <michael.morris@ericsson.com>2018-07-20 15:28:25 +0100
committermmis <michael.morris@ericsson.com>2018-07-25 13:16:51 +0100
commitb40acf2d244058c162a8597968e59f2708e6abf4 (patch)
treed30890a123305c50e3280ebbe02742b72f226c90 /capabilities/src/main/java
parent02bf7de575b246c63188988072aabb36ac3b697b (diff)
Copy policy-endpoints from drools-pdp to common
Issue-ID: POLICY-967 Change-Id: I374c155ee102c3e157c60d0a22d7191544abb76a Signed-off-by: mmis <michael.morris@ericsson.com>
Diffstat (limited to 'capabilities/src/main/java')
-rw-r--r--capabilities/src/main/java/org/onap/policy/common/capabilities/Lockable.java48
-rw-r--r--capabilities/src/main/java/org/onap/policy/common/capabilities/Startable.java61
2 files changed, 109 insertions, 0 deletions
diff --git a/capabilities/src/main/java/org/onap/policy/common/capabilities/Lockable.java b/capabilities/src/main/java/org/onap/policy/common/capabilities/Lockable.java
new file mode 100644
index 00000000..6e5680d1
--- /dev/null
+++ b/capabilities/src/main/java/org/onap/policy/common/capabilities/Lockable.java
@@ -0,0 +1,48 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * policy-core
+ * ================================================================================
+ * Copyright (C) 2017 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.capabilities;
+
+/**
+ * Interface for classes that supports lock/unlock operations.
+ */
+public interface Lockable {
+
+ /**
+ * locks this entity
+ *
+ * @return true is the lock operation was successful, false otherwise
+ */
+ public boolean lock();
+
+ /**
+ * unlocks this entity
+ *
+ * @return true is the unlock operation was successful, false otherwise
+ */
+ public boolean unlock();
+
+ /**
+ * is this entity locked?
+ *
+ * @return true if the entity is in a locked state, false otherwise
+ */
+ public boolean isLocked();
+}
diff --git a/capabilities/src/main/java/org/onap/policy/common/capabilities/Startable.java b/capabilities/src/main/java/org/onap/policy/common/capabilities/Startable.java
new file mode 100644
index 00000000..1595272d
--- /dev/null
+++ b/capabilities/src/main/java/org/onap/policy/common/capabilities/Startable.java
@@ -0,0 +1,61 @@
+/*
+ * ============LICENSE_START=======================================================
+ * policy-core
+ * ================================================================================
+ * Copyright (C) 2017-2018 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.capabilities;
+
+/**
+ * Interface for classes that supports start-like operations.
+ */
+public interface Startable {
+
+ /**
+ * Start operation. This operation starts the entity.
+ *
+ * @return boolean. true if the start operation was successful, otherwise false.
+ * @throws IllegalStateException. if the element is in a state that conflicts with the start
+ * operation.
+ */
+ public boolean start();
+
+ /**
+ * Stop operation. The entity can be restarted again by invoking the start operation.
+ *
+ * @return boolean. true if the stop operation was successful, otherwise false.
+ * @throws IllegalStateException. if the element is in a state that conflicts with the stop
+ * operation.
+ */
+ public boolean stop();
+
+ /**
+ * shutdown operation. The terminate operation yields the entity unusuable. It cannot be
+ * (re)started.
+ *
+ * @throws IllegalStateException. if the element is in a state that conflicts with the stop
+ * operation.
+ */
+ public void shutdown();
+
+ /**
+ * is it alive?
+ *
+ * @return boolean. true if alive, otherwise false
+ */
+ public boolean isAlive();
+}