Adapting to OSC A1 API

[nonrtric.git] / policy-agent / src / main / java / org / oransc / policyagent / controllers / PolicyController.java

diff --git a/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java b/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java
index 6d849b1..f794ab5 100644 (file)
--- a/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java
+++ b/policy-agent/src/main/java/org/oransc/policyagent/controllers/PolicyController.java
@@ -31,7 +31,7 @@ import io.swagger.annotations.ApiResponses;
 import java.util.Collection;
 import java.util.Vector;
 
-import org.oransc.policyagent.clients.A1Client;
+import org.oransc.policyagent.clients.A1ClientFactory;
 import org.oransc.policyagent.configuration.ApplicationConfig;
 import org.oransc.policyagent.exceptions.ServiceException;
 import org.oransc.policyagent.repository.ImmutablePolicy;
@@ -59,33 +59,36 @@ public class PolicyController {
     private final Rics rics;
     private final PolicyTypes policyTypes;
     private final Policies policies;
-    private final A1Client a1Client;
+    private final A1ClientFactory a1ClientFactory;
 
     private static Gson gson = new GsonBuilder() //
         .serializeNulls() //
         .create(); //
 
     @Autowired
-    PolicyController(ApplicationConfig config, PolicyTypes types, Policies policies, Rics rics, A1Client a1Client) {
+    PolicyController(ApplicationConfig config, PolicyTypes types, Policies policies, Rics rics,
+        A1ClientFactory a1ClientFactory) {
         this.policyTypes = types;
         this.policies = policies;
         this.rics = rics;
-        this.a1Client = a1Client;
+        this.a1ClientFactory = a1ClientFactory;
     }
 
     @GetMapping("/policy_schemas")
     @ApiOperation(value = "Returns policy type schema definitions")
     @ApiResponses(value = {@ApiResponse(code = 200, message = "Policy Types found")})
     public ResponseEntity<String> getPolicySchemas(@RequestParam(name = "ric", required = false) String ricName) {
-        if (ricName == null) {
-            Collection<PolicyType> types = this.policyTypes.getAll();
-            return new ResponseEntity<String>(toPolicyTypeSchemasJson(types), HttpStatus.OK);
-        } else {
-            try {
-                Collection<PolicyType> types = rics.getRic(ricName).getSupportedPolicyTypes();
+        synchronized (this.policyTypes) {
+            if (ricName == null) {
+                Collection<PolicyType> types = this.policyTypes.getAll();
                 return new ResponseEntity<String>(toPolicyTypeSchemasJson(types), HttpStatus.OK);
-            } catch (ServiceException e) {
-                return new ResponseEntity<String>(e.toString(), HttpStatus.NOT_FOUND);
+            } else {
+                try {
+                    Collection<PolicyType> types = rics.getRic(ricName).getSupportedPolicyTypes();
+                    return new ResponseEntity<String>(toPolicyTypeSchemasJson(types), HttpStatus.OK);
+                } catch (ServiceException e) {
+                    return new ResponseEntity<String>(e.toString(), HttpStatus.NOT_FOUND);
+                }
             }
         }
     }
@@ -106,15 +109,17 @@ public class PolicyController {
     @ApiOperation(value = "Returns policy types")
     @ApiResponses(value = {@ApiResponse(code = 200, message = "Policy Types found")})
     public ResponseEntity<String> getPolicyTypes(@RequestParam(name = "ric", required = false) String ricName) {
-        if (ricName == null) {
-            Collection<PolicyType> types = this.policyTypes.getAll();
-            return new ResponseEntity<String>(toPolicyTypeIdsJson(types), HttpStatus.OK);
-        } else {
-            try {
-                Collection<PolicyType> types = rics.getRic(ricName).getSupportedPolicyTypes();
+        synchronized (this.policyTypes) {
+            if (ricName == null) {
+                Collection<PolicyType> types = this.policyTypes.getAll();
                 return new ResponseEntity<String>(toPolicyTypeIdsJson(types), HttpStatus.OK);
-            } catch (ServiceException e) {
-                return new ResponseEntity<String>(e.toString(), HttpStatus.NOT_FOUND);
+            } else {
+                try {
+                    Collection<PolicyType> types = rics.getRic(ricName).getSupportedPolicyTypes();
+                    return new ResponseEntity<String>(toPolicyTypeIdsJson(types), HttpStatus.OK);
+                } catch (ServiceException e) {
+                    return new ResponseEntity<String>(e.toString(), HttpStatus.NOT_FOUND);
+                }
             }
         }
     }
@@ -140,9 +145,10 @@ public class PolicyController {
     public Mono<ResponseEntity<Void>> deletePolicy( //
         @RequestParam(name = "instance", required = true) String id) {
         Policy policy = policies.get(id);
-        if (policy != null && policy.ric().state().equals(Ric.RicState.ACTIVE)) {
-            return a1Client.deletePolicy(policy.ric().getConfig().baseUrl(), id) //
-                .doOnEach(notUsed -> policies.removeId(id)) //
+        if (policy != null && policy.ric().state().equals(Ric.RicState.IDLE)) {
+            policies.remove(policy);
+            return a1ClientFactory.createA1Client(policy.ric()) //
+                .flatMap(client -> client.deletePolicy(policy)) //
                 .flatMap(notUsed -> {
                     return Mono.just(new ResponseEntity<>(HttpStatus.NO_CONTENT));
                 });
@@ -163,7 +169,7 @@ public class PolicyController {
 
         Ric ric = rics.get(ricName);
         PolicyType type = policyTypes.get(typeName);
-        if (ric != null && type != null && ric.state().equals(Ric.RicState.ACTIVE)) {
+        if (ric != null && type != null && ric.state().equals(Ric.RicState.IDLE)) {
             Policy policy = ImmutablePolicy.builder() //
                 .id(instanceId) //
                 .json(jsonBody) //
@@ -172,7 +178,8 @@ public class PolicyController {
                 .ownerServiceName(service) //
                 .lastModified(getTimeStampUTC()) //
                 .build();
-            return a1Client.putPolicy(policy.ric().getConfig().baseUrl(), policy.id(), policy.json()) //
+            return a1ClientFactory.createA1Client(ric) //
+                .flatMap(client -> client.putPolicy(policy)) //
                 .doOnNext(notUsed -> policies.put(policy)) //
                 .flatMap(notUsed -> {
                     return Mono.just(new ResponseEntity<>(HttpStatus.CREATED));
@@ -189,22 +196,24 @@ public class PolicyController {
         @RequestParam(name = "ric", required = false) String ric, //
         @RequestParam(name = "service", required = false) String service) //
     {
-        Collection<Policy> result = null;
+        synchronized (policies) {
+            Collection<Policy> result = null;
 
-        if (type != null) {
-            result = policies.getForType(type);
-            result = filter(result, null, ric, service);
-        } else if (service != null) {
-            result = policies.getForService(service);
-            result = filter(result, type, ric, null);
-        } else if (ric != null) {
-            result = policies.getForRic(ric);
-            result = filter(result, type, null, service);
-        } else {
-            result = policies.getAll();
-        }
+            if (type != null) {
+                result = policies.getForType(type);
+                result = filter(result, null, ric, service);
+            } else if (service != null) {
+                result = policies.getForService(service);
+                result = filter(result, type, ric, null);
+            } else if (ric != null) {
+                result = policies.getForRic(ric);
+                result = filter(result, type, null, service);
+            } else {
+                result = policies.getAll();
+            }
 
-        return new ResponseEntity<String>(policiesToJson(result), HttpStatus.OK);
+            return new ResponseEntity<String>(policiesToJson(result), HttpStatus.OK);
+        }
     }
 
     private boolean include(String filter, String value) {