1 files changed, 164 insertions, 0 deletions
diff --git a/policy-management/src/main/java/org/openecomp/policy/drools/features/PolicyEngineFeatureAPI.java b/policy-management/src/main/java/org/openecomp/policy/drools/features/PolicyEngineFeatureAPI.java
new file mode 100644
index 00000000..c8298dde
--- /dev/null
+++ b/policy-management/src/main/java/org/openecomp/policy/drools/features/PolicyEngineFeatureAPI.java
@@ -0,0 +1,164 @@
+package org.openecomp.policy.drools.features;
+
+import java.util.Properties;
+
+import org.openecomp.policy.drools.system.PolicyEngine;
+import org.openecomp.policy.drools.utils.OrderedService;
+import org.openecomp.policy.drools.utils.OrderedServiceImpl;
+
+/**
+ * Policy Engine Feature API.
+ * Provides Interception Points during the Policy Engine lifecycle.
+ */
+public interface PolicyEngineFeatureAPI extends OrderedService {
+	
+	  /**
+	   * intercept before the Policy Engine is configured.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean beforeConfigure(PolicyEngine engine, Properties properties);
+	  
+	  /**
+	   * intercept after the Policy Engine is configured.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean afterConfigure(PolicyEngine engine);
+	  
+	  /**
+	   * intercept before the Policy Engine goes active.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean beforeActivate(PolicyEngine engine);
+	  
+	  /**
+	   * intercept after the Policy Engine goes active.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean afterActivate(PolicyEngine engine);
+	  
+	  /**
+	   * intercept before the Policy Engine goes standby.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean beforeDeactivate(PolicyEngine engine);
+	  
+	  /**
+	   * intercept after the Policy Engine goes standby.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean afterDeactivate(PolicyEngine engine);
+	  
+	  /**
+	   * intercept before the Policy Engine is started.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean beforeStart(PolicyEngine engine);
+	  
+	  /**
+	   * intercept after the Policy Engine is started.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean afterStart(PolicyEngine engine);
+	  
+	  /**
+	   * intercept before the Policy Engine is stopped.
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise..
+	   */
+	  public boolean beforeStop(PolicyEngine engine);
+	  
+	  /**
+	   * intercept after the Policy Engine is stopped
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.d.
+	   */
+	  public boolean afterStop(PolicyEngine engine);
+	  
+	  /**
+	   * intercept before the Policy Engine is locked
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean beforeLock(PolicyEngine engine);
+	  
+	  /**
+	   * intercept after the Policy Engine is locked
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise..
+	   */
+	  public boolean afterLock(PolicyEngine engine);
+	  
+	  /**
+	   * intercept before the Policy Engine is locked
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean beforeUnlock(PolicyEngine engine);
+	  
+	  /**
+	   * intercept after the Policy Engine is locked
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean afterUnlock(PolicyEngine engine);
+	  
+	  /**
+	   * intercept the Policy Engine is shut down
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise..
+	   */
+	  public boolean beforeShutdown(PolicyEngine engine);
+	  
+	  /**
+	   * called after the Policy Engine is shut down
+	   * 
+	   * @return true if this feature intercepts and takes ownership
+	   * of the operation preventing the invocation of 
+	   * lower priority features.   False, otherwise.
+	   */
+	  public boolean afterShutdown(PolicyEngine engine);
+	  
+	  /**
+	   * Feature providers implementing this interface
+	   */
+	  public static final OrderedServiceImpl<PolicyEngineFeatureAPI> providers = 
+			  						new OrderedServiceImpl<PolicyEngineFeatureAPI>(PolicyEngineFeatureAPI.class);
+}