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-rw-r--r--policy-management/src/main/java/org/onap/policy/drools/server/restful/RestManager.java564
1 files changed, 222 insertions, 342 deletions
diff --git a/policy-management/src/main/java/org/onap/policy/drools/server/restful/RestManager.java b/policy-management/src/main/java/org/onap/policy/drools/server/restful/RestManager.java
index 8b807387..7140d293 100644
--- a/policy-management/src/main/java/org/onap/policy/drools/server/restful/RestManager.java
+++ b/policy-management/src/main/java/org/onap/policy/drools/server/restful/RestManager.java
@@ -36,6 +36,8 @@ import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.UUID;
+import java.util.function.Function;
+import java.util.function.Supplier;
import javax.ws.rs.Consumes;
import javax.ws.rs.DELETE;
import javax.ws.rs.DefaultValue;
@@ -590,17 +592,15 @@ public class RestManager {
message = "The system is an administrative state that prevents " + "this request to be fulfilled")})
public Response controller(@ApiParam(value = "Policy Controller Name",
required = true) @PathParam("controller") String controllerName) {
- try {
+
+ return catchArgStateGenericEx(() -> {
return Response.status(Response.Status.OK)
.entity(PolicyControllerConstants.getFactory().get(controllerName)).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND).entity(new Error(controllerName + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + NOT_ACCEPTABLE_MSG)).build();
- }
+
+ }, e -> {
+ logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
+ return (controllerName);
+ });
}
/**
@@ -665,17 +665,15 @@ public class RestManager {
message = "The system is an administrative state that prevents " + "this request to be fulfilled")})
public Response controllerProperties(@ApiParam(value = "Policy Controller Name",
required = true) @PathParam("controller") String controllerName) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final PolicyController controller = PolicyControllerConstants.getFactory().get(controllerName);
return Response.status(Response.Status.OK).entity(controller.getProperties()).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND).entity(new Error(controllerName + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + NOT_ACCEPTABLE_MSG)).build();
- }
+
+ }, e -> {
+ logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
+ return (controllerName);
+ });
}
/**
@@ -712,26 +710,21 @@ public class RestManager {
.entity("A valid or matching controller names must be provided").build();
}
- PolicyController controller;
- try {
- controller = PolicyEngineConstants.getManager().updatePolicyController(controllerConfiguration);
+ return catchArgStateGenericEx(() -> {
+ PolicyController controller =
+ PolicyEngineConstants.getManager().updatePolicyController(controllerConfiguration);
if (controller == null) {
return Response.status(Response.Status.BAD_REQUEST)
- .entity(new Error(controllerName + DOES_NOT_EXIST_MSG)).build();
+ .entity(new Error(controllerName + DOES_NOT_EXIST_MSG)).build();
}
- } catch (final IllegalArgumentException e) {
- logger.info("{}: cannot update policy-controller {} because of {}", this, controllerName, e.getMessage(),
- e);
- return Response.status(Response.Status.BAD_REQUEST)
- .entity(new Error(controllerName + NOT_FOUND + e.getMessage())).build();
- } catch (final Exception e) {
- logger.info("{}: cannot update policy-controller {} because of {}", this, controllerName, e.getMessage(),
- e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + NOT_ACCEPTABLE_MSG)).build();
- }
- return Response.status(Response.Status.OK).entity(controller).build();
+ return Response.status(Response.Status.OK).entity(controller).build();
+
+ }, e -> {
+ logger.info("{}: cannot update policy-controller {} because of {}", this, controllerName,
+ e.getMessage(), e);
+ return (controllerName);
+ });
}
/**
@@ -808,17 +801,15 @@ public class RestManager {
message = "The system is an administrative state that prevents " + "this request to be fulfilled")})
public Response drools(@ApiParam(value = "Policy Controller Name",
required = true) @PathParam("controller") String controllerName) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
return Response.status(Response.Status.OK).entity(drools).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DROOLS_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND).entity(new Error(controllerName + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DROOLS_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + NOT_ACCEPTABLE_MSG)).build();
- }
+
+ }, e -> {
+ logger.debug(FETCH_DROOLS_FAILED, this, controllerName, e.getMessage(), e);
+ return (controllerName);
+ });
}
/**
@@ -836,21 +827,19 @@ public class RestManager {
message = "The system is an administrative state that prevents " + "this request to be fulfilled")})
public Response droolsFacts(@ApiParam(value = "Policy Controller Name",
required = true) @PathParam("controller") String controllerName) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final Map<String, Long> sessionCounts = new HashMap<>();
final DroolsController drools = this.getDroolsController(controllerName);
for (final String session : drools.getSessionNames()) {
sessionCounts.put(session, drools.factCount(session));
}
- return Response.status(Response.Status.OK).entity(sessionCounts).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND).entity(new Error(controllerName + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + NOT_ACCEPTABLE_MSG)).build();
- }
+ return sessionCounts;
+
+ }, e -> {
+ logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
+ return controllerName;
+ });
}
/**
@@ -869,17 +858,15 @@ public class RestManager {
public Response droolsFacts(
@ApiParam(value = "Policy Controller Name", required = true) @PathParam("controller") String controllerName,
@ApiParam(value = "Drools Session Name", required = true) @PathParam("session") String sessionName) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
- return Response.status(Response.Status.OK).entity(drools.factClassNames(sessionName)).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DROOLS_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND).entity(new Error("entity not found")).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DROOLS_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + sessionName + NOT_ACCEPTABLE_MSG)).build();
- }
+ return drools.factClassNames(sessionName);
+
+ }, e -> {
+ logger.debug(FETCH_DROOLS_FAILED, this, controllerName, e.getMessage(), e);
+ return (controllerName + ":" + sessionName);
+ });
}
/**
@@ -902,24 +889,16 @@ public class RestManager {
@ApiParam(value = "Policy Controller Name", required = true) @PathParam("controller") String controllerName,
@ApiParam(value = "Drools Session Name", required = true) @PathParam("session") String sessionName,
@ApiParam(value = "Drools Fact Type", required = true) @PathParam("factType") String factType) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final List<Object> facts = drools.facts(sessionName, factType, false);
- if (!count) {
- return Response.status(Response.Status.OK).entity(facts).build();
- } else {
- return Response.status(Response.Status.OK).entity(facts.size()).build();
- }
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + sessionName + ":" + factType + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + sessionName + ":" + factType + NOT_ACCEPTABLE_MSG))
- .build();
- }
+ return (count ? facts.size() : facts);
+
+ }, e -> {
+ logger.debug(FETCH_POLICY_BY_NAME_FAILED, this, controllerName, e.getMessage(), e);
+ return (controllerName + ":" + sessionName + ":" + factType);
+ });
}
/**
@@ -946,33 +925,17 @@ public class RestManager {
@ApiParam(value = "Query Name Present in DRL", required = true) @PathParam("query") String queryName,
@ApiParam(value = "Query Identifier Present in the DRL Query",
required = true) @PathParam("queriedEntity") String queriedEntity) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final List<Object> facts = drools.factQuery(sessionName, queryName, queriedEntity, false);
- if (!count) {
- return Response.status(Response.Status.OK).entity(facts).build();
- } else {
- return Response.status(Response.Status.OK).entity(facts.size()).build();
- }
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DROOLS_BY_ENTITY_FAILED, this,
- controllerName, sessionName, queryName, queriedEntity, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(
- controllerName + ":" + sessionName + ":" + queryName + queriedEntity + NOT_FOUND_MSG))
- .build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DROOLS_BY_ENTITY_FAILED, this,
- controllerName, sessionName, queryName, queriedEntity, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(
- controllerName + ":" + sessionName + ":" + queryName + queriedEntity + NOT_ACCEPTABLE_MSG))
- .build();
- } catch (final Exception e) {
- logger.debug(FETCH_DROOLS_BY_ENTITY_FAILED, this,
- controllerName, sessionName, queryName, queriedEntity, e.getMessage(), e);
- return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(new Error(e.getMessage())).build();
- }
+ return (count ? facts.size() : facts);
+
+ }, e -> {
+ logger.debug(FETCH_DROOLS_BY_ENTITY_FAILED, this,
+ controllerName, sessionName, queryName, queriedEntity, e.getMessage(), e);
+ return (controllerName + ":" + sessionName + ":" + queryName + queriedEntity);
+ });
}
/**
@@ -999,37 +962,20 @@ public class RestManager {
required = true) @PathParam("queriedEntity") String queriedEntity,
@ApiParam(value = "Query Parameter Values to pass in the DRL Query",
required = false) List<Object> queryParameters) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
- List<Object> facts;
if (queryParameters == null || queryParameters.isEmpty()) {
- facts = drools.factQuery(sessionName, queryName, queriedEntity, false);
+ return drools.factQuery(sessionName, queryName, queriedEntity, false);
} else {
- facts = drools.factQuery(sessionName, queryName, queriedEntity, false, queryParameters.toArray());
+ return drools.factQuery(sessionName, queryName, queriedEntity, false, queryParameters.toArray());
}
- return Response.status(Response.Status.OK).entity(facts).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(
- FETCH_DROOLS_BY_PARAMS_FAILED,
- this, controllerName, sessionName, queryName, queriedEntity, queryParameters, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(
- controllerName + ":" + sessionName + ":" + queryName + queriedEntity + NOT_FOUND_MSG))
- .build();
- } catch (final IllegalStateException e) {
- logger.debug(
- FETCH_DROOLS_BY_PARAMS_FAILED,
- this, controllerName, sessionName, queryName, queriedEntity, queryParameters, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(
- controllerName + ":" + sessionName + ":" + queryName + queriedEntity + NOT_ACCEPTABLE_MSG))
- .build();
- } catch (final Exception e) {
- logger.debug(
- FETCH_DROOLS_BY_PARAMS_FAILED,
+
+ }, e -> {
+ logger.debug(FETCH_DROOLS_BY_PARAMS_FAILED,
this, controllerName, sessionName, queryName, queriedEntity, queryParameters, e.getMessage(), e);
- return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(new Error(e.getMessage())).build();
- }
+ return (controllerName + ":" + sessionName + ":" + queryName + queriedEntity);
+ });
}
/**
@@ -1053,26 +999,16 @@ public class RestManager {
@ApiParam(value = "Policy Controller Name", required = true) @PathParam("controller") String controllerName,
@ApiParam(value = "Drools Session Name", required = true) @PathParam("session") String sessionName,
@ApiParam(value = "Drools Fact Type", required = true) @PathParam("factType") String factType) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
- final List<Object> facts = drools.facts(sessionName, factType, true);
- return Response.status(Response.Status.OK).entity(facts).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DROOLS_BY_FACTTYPE_FAILED, this,
- controllerName, sessionName, factType, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + sessionName + ":" + factType + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DROOLS_BY_FACTTYPE_FAILED, this,
+ return drools.facts(sessionName, factType, true);
+
+ }, e -> {
+ logger.debug(FETCH_DROOLS_BY_FACTTYPE_FAILED, this,
controllerName, sessionName, factType, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + sessionName + ":" + factType + NOT_ACCEPTABLE_MSG))
- .build();
- } catch (final Exception e) {
- logger.debug(FETCH_DROOLS_BY_FACTTYPE_FAILED, this,
- controllerName, sessionName, factType, e.getMessage(), e);
- return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(new Error(e.getMessage())).build();
- }
+ return (controllerName + ":" + sessionName + ":" + factType);
+ });
}
/**
@@ -1100,37 +1036,20 @@ public class RestManager {
required = true) @PathParam("queriedEntity") String queriedEntity,
@ApiParam(value = "Query Parameter Values to pass in the DRL Query",
required = false) List<Object> queryParameters) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
- List<Object> facts;
if (queryParameters == null || queryParameters.isEmpty()) {
- facts = drools.factQuery(sessionName, queryName, queriedEntity, true);
+ return drools.factQuery(sessionName, queryName, queriedEntity, true);
} else {
- facts = drools.factQuery(sessionName, queryName, queriedEntity, true, queryParameters.toArray());
+ return drools.factQuery(sessionName, queryName, queriedEntity, true, queryParameters.toArray());
}
- return Response.status(Response.Status.OK).entity(facts).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(
- FETCH_DROOLS_BY_PARAMS_FAILED,
- this, controllerName, sessionName, queryName, queriedEntity, queryParameters, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(
- controllerName + ":" + sessionName + ":" + queryName + queriedEntity + NOT_FOUND_MSG))
- .build();
- } catch (final IllegalStateException e) {
- logger.debug(
- FETCH_DROOLS_BY_PARAMS_FAILED,
- this, controllerName, sessionName, queryName, queriedEntity, queryParameters, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(
- controllerName + ":" + sessionName + ":" + queryName + queriedEntity + NOT_ACCEPTABLE_MSG))
- .build();
- } catch (final Exception e) {
- logger.debug(
- FETCH_DROOLS_BY_PARAMS_FAILED,
+
+ }, e -> {
+ logger.debug(FETCH_DROOLS_BY_PARAMS_FAILED,
this, controllerName, sessionName, queryName, queriedEntity, queryParameters, e.getMessage(), e);
- return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(new Error(e.getMessage())).build();
- }
+ return (controllerName + ":" + sessionName + ":" + queryName + queriedEntity);
+ });
}
/**
@@ -1165,21 +1084,16 @@ public class RestManager {
message = "The system is an administrative state that prevents " + "this request to be fulfilled")})
public Response decoders(@ApiParam(value = "Policy Controller Name",
required = true) @PathParam("controller") String controllerName) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
- final List<ProtocolCoderToolset> decoders =
- EventProtocolCoderConstants.getManager().getDecoders(drools.getGroupId(), drools.getArtifactId());
- return Response.status(Response.Status.OK).entity(decoders).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DECODERS_BY_POLICY_FAILED, this, controllerName,
- e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND).entity(new Error(controllerName + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DECODERS_BY_POLICY_FAILED, this, controllerName,
+ return EventProtocolCoderConstants.getManager().getDecoders(drools.getGroupId(), drools.getArtifactId());
+
+ }, e -> {
+ logger.debug(FETCH_DECODERS_BY_POLICY_FAILED, this, controllerName,
e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + NOT_ACCEPTABLE_MSG)).build();
- }
+ return (controllerName);
+ });
}
/**
@@ -1201,21 +1115,16 @@ public class RestManager {
message = "The system is an administrative state that prevents " + "this request to be fulfilled")})
public Response decoderFilters(@ApiParam(value = "Policy Controller Name",
required = true) @PathParam("controller") String controllerName) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
- final List<CoderFilters> filters = EventProtocolCoderConstants.getManager()
+ return EventProtocolCoderConstants.getManager()
.getDecoderFilters(drools.getGroupId(), drools.getArtifactId());
- return Response.status(Response.Status.OK).entity(filters).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DECODERS_BY_POLICY_FAILED, this, controllerName,
- e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND).entity(new Error(controllerName + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DECODERS_BY_POLICY_FAILED, this, controllerName,
- e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + NOT_ACCEPTABLE_MSG)).build();
- }
+
+ }, e -> {
+ logger.debug(FETCH_DECODERS_BY_POLICY_FAILED, this, controllerName, e.getMessage(), e);
+ return (controllerName);
+ });
}
/**
@@ -1237,22 +1146,16 @@ public class RestManager {
public Response decoder(
@ApiParam(value = "Policy Controller Name", required = true) @PathParam("controller") String controllerName,
@ApiParam(value = "Networked Topic Name", required = true) @PathParam("topic") String topic) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
- final ProtocolCoderToolset decoder = EventProtocolCoderConstants.getManager()
+ return EventProtocolCoderConstants.getManager()
.getDecoders(drools.getGroupId(), drools.getArtifactId(), topic);
- return Response.status(Response.Status.OK).entity(decoder).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DECODERS_BY_TOPIC_FAILED, this,
- controllerName, topic, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + topic + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DECODERS_BY_TOPIC_FAILED, this,
- controllerName, topic, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + topic + NOT_ACCEPTABLE_MSG)).build();
- }
+
+ }, e -> {
+ logger.debug(FETCH_DECODERS_BY_TOPIC_FAILED, this, controllerName, topic, e.getMessage(), e);
+ return (controllerName + ":" + topic);
+ });
}
/**
@@ -1275,7 +1178,8 @@ public class RestManager {
public Response decoderFilter(
@ApiParam(value = "Policy Controller Name", required = true) @PathParam("controller") String controllerName,
@ApiParam(value = "Networked Topic Name", required = true) @PathParam("topic") String topic) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final ProtocolCoderToolset decoder = EventProtocolCoderConstants.getManager()
.getDecoders(drools.getGroupId(), drools.getArtifactId(), topic);
@@ -1283,19 +1187,13 @@ public class RestManager {
return Response.status(Response.Status.BAD_REQUEST).entity(new Error(topic + DOES_NOT_EXIST_MSG))
.build();
} else {
- return Response.status(Response.Status.OK).entity(decoder.getCoders()).build();
+ return decoder.getCoders();
}
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DECODERS_BY_TOPIC_FAILED, this,
- controllerName, topic, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + topic + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DECODERS_BY_TOPIC_FAILED, this,
- controllerName, topic, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + topic + NOT_ACCEPTABLE_MSG)).build();
- }
+
+ }, e -> {
+ logger.debug(FETCH_DECODERS_BY_TOPIC_FAILED, this, controllerName, topic, e.getMessage(), e);
+ return (controllerName + ":" + topic);
+ });
}
/**
@@ -1319,7 +1217,8 @@ public class RestManager {
@ApiParam(value = "Policy Controller Name", required = true) @PathParam("controller") String controllerName,
@ApiParam(value = "Networked Topic Name", required = true) @PathParam("topic") String topic,
@ApiParam(value = "Fact Type", required = true) @PathParam("factType") String factClass) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final ProtocolCoderToolset decoder = EventProtocolCoderConstants.getManager()
.getDecoders(drools.getGroupId(), drools.getArtifactId(), topic);
@@ -1328,19 +1227,14 @@ public class RestManager {
return Response.status(Response.Status.BAD_REQUEST)
.entity(new Error(topic + ":" + factClass + DOES_NOT_EXIST_MSG)).build();
} else {
- return Response.status(Response.Status.OK).entity(filters).build();
+ return filters;
}
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DECODER_BY_TYPE_FAILED, this,
- controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DECODER_BY_TYPE_FAILED, this,
- controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_ACCEPTABLE_MSG)).build();
- }
+
+ }, e -> {
+ logger.debug(FETCH_DECODER_BY_TYPE_FAILED, this,
+ controllerName, topic, factClass, e.getMessage(), e);
+ return (controllerName + ":" + topic + ":" + factClass);
+ });
}
/**
@@ -1373,7 +1267,7 @@ public class RestManager {
.build();
}
- try {
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final ProtocolCoderToolset decoder = EventProtocolCoderConstants.getManager()
.getDecoders(drools.getGroupId(), drools.getArtifactId(), topic);
@@ -1383,20 +1277,13 @@ public class RestManager {
.entity(new Error(topic + ":" + factClass + DOES_NOT_EXIST_MSG)).build();
}
filters.setFilter(configFilters);
- return Response.status(Response.Status.OK).entity(filters).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(
- FETCH_DECODER_BY_FILTER_FAILED,
- this, controllerName, topic, factClass, configFilters, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(
- FETCH_DECODER_BY_FILTER_FAILED,
- this, controllerName, topic, factClass, configFilters, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_ACCEPTABLE_MSG)).build();
- }
+ return filters;
+
+ }, e -> {
+ logger.debug(FETCH_DECODER_BY_FILTER_FAILED,
+ this, controllerName, topic, factClass, configFilters, e.getMessage(), e);
+ return (controllerName + ":" + topic + ":" + factClass);
+ });
}
/**
@@ -1418,7 +1305,8 @@ public class RestManager {
@ApiParam(value = "Policy Controller Name", required = true) @PathParam("controller") String controllerName,
@ApiParam(value = "Topic Name", required = true) @PathParam("topic") String topic,
@ApiParam(value = "Fact Type", required = true) @PathParam("factType") String factClass) {
- try {
+
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final ProtocolCoderToolset decoder = EventProtocolCoderConstants.getManager()
.getDecoders(drools.getGroupId(), drools.getArtifactId(), topic);
@@ -1435,18 +1323,13 @@ public class RestManager {
.entity(new Error(controllerName + ":" + topic + ":" + factClass + NO_FILTERS)).build();
}
- return Response.status(Response.Status.OK).entity(filter.getRule()).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_DECODER_BY_TYPE_FAILED, this,
- controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_DECODER_BY_TYPE_FAILED, this,
- controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_ACCEPTABLE_MSG)).build();
- }
+ return filter.getRule();
+
+ }, e -> {
+ logger.debug(FETCH_DECODER_BY_TYPE_FAILED, this,
+ controllerName, topic, factClass, e.getMessage(), e);
+ return (controllerName + ":" + topic + ":" + factClass);
+ });
}
/**
@@ -1470,7 +1353,7 @@ public class RestManager {
@ApiParam(value = "Topic Name", required = true) @PathParam("topic") String topic,
@ApiParam(value = "Fact Type", required = true) @PathParam("factType") String factClass) {
- try {
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final ProtocolCoderToolset decoder = EventProtocolCoderConstants.getManager()
.getDecoders(drools.getGroupId(), drools.getArtifactId(), topic);
@@ -1488,23 +1371,13 @@ public class RestManager {
}
filter.setRule(null);
- return Response.status(Response.Status.OK).entity(filter.getRule()).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(
- FETCH_DECODER_BY_TYPE_FAILED,
- this, controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_FOUND_MSG))
- .build();
- } catch (final IllegalStateException e) {
- logger.debug(
- FETCH_DECODER_BY_TYPE_FAILED,
- this, controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(
- controllerName + ":" + topic + ":" + factClass + NOT_ACCEPTABLE_MSG))
- .build();
- }
+ return filter.getRule();
+
+ }, e -> {
+ logger.debug(FETCH_DECODER_BY_TYPE_FAILED,
+ this, controllerName, topic, factClass, e.getMessage(), e);
+ return (controllerName + ":" + topic + ":" + factClass);
+ });
}
/**
@@ -1528,7 +1401,7 @@ public class RestManager {
@ApiParam(value = "Fact Type", required = true) @PathParam("factType") String factClass,
@ApiParam(value = "JsonPath filter expression", required = true) String rule) {
- try {
+ return catchArgStateGenericEx(() -> {
final DroolsController drools = this.getDroolsController(controllerName);
final ProtocolCoderToolset decoder = EventProtocolCoderConstants.getManager()
.getDecoders(drools.getGroupId(), drools.getArtifactId(), topic);
@@ -1551,22 +1424,14 @@ public class RestManager {
}
filter.setRule(rule);
- return Response.status(Response.Status.OK).entity(filter.getRule()).build();
- } catch (final IllegalArgumentException e) {
- logger.debug(
- "{}: cannot access decoder filter rules for policy-controller {} "
- + "topic {} type {} because of {}",
- this, controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(controllerName + ":" + topic + NOT_FOUND_MSG)).build();
- } catch (final IllegalStateException e) {
- logger.debug(
- "{}: cannot access decoder filter rules for policy-controller {} "
- + "topic {} type {} because of {}",
- this, controllerName, topic, factClass, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + ":" + topic + ":" + factClass + NOT_ACCEPTABLE_MSG)).build();
- }
+ return filter.getRule();
+
+ }, e -> {
+ logger.debug("{}: cannot access decoder filter rules for policy-controller {} "
+ + "topic {} type {} because of {}",
+ this, controllerName, topic, factClass, e.getMessage(), e);
+ return (controllerName + ":" + topic + ":" + factClass);
+ });
}
/**
@@ -1644,25 +1509,18 @@ public class RestManager {
message = "The system is an administrative state that prevents " + "this request to be fulfilled")})
public Response encoderFilters(@ApiParam(value = "Policy Controller Name",
required = true) @PathParam("controller") String controllerName) {
- List<CoderFilters> encoders;
- try {
+
+ return catchArgStateGenericEx(() -> {
final PolicyController controller = PolicyControllerConstants.getFactory().get(controllerName);
final DroolsController drools = controller.getDrools();
- encoders = EventProtocolCoderConstants.getManager().getEncoderFilters(drools.getGroupId(),
- drools.getArtifactId());
- } catch (final IllegalArgumentException e) {
- logger.debug(FETCH_ENCODER_BY_FILTER_FAILED, this, controllerName,
- e.getMessage(), e);
- return Response.status(Response.Status.BAD_REQUEST)
- .entity(new Error(controllerName + NOT_FOUND + e.getMessage())).build();
- } catch (final IllegalStateException e) {
- logger.debug(FETCH_ENCODER_BY_FILTER_FAILED, this, controllerName,
- e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(controllerName + " is not accepting the request")).build();
- }
+ return EventProtocolCoderConstants.getManager()
+ .getEncoderFilters(drools.getGroupId(), drools.getArtifactId());
- return Response.status(Response.Status.OK).entity(encoders).build();
+ }, e -> {
+ logger.debug(FETCH_ENCODER_BY_FILTER_FAILED, this, controllerName,
+ e.getMessage(), e);
+ return (controllerName);
+ });
}
@GET
@@ -2073,32 +1931,20 @@ public class RestManager {
@ApiParam(value = "Topic Name", required = true) @PathParam("topic") String topic,
@ApiParam(value = "Network Message", required = true) String json) {
- try {
- TopicSource source =
- TopicEndpointManager.getManager().getTopicSource(CommInfrastructure.valueOf(comm.toUpperCase()), topic);
+ return catchArgStateGenericEx(() -> {
+ TopicSource source = TopicEndpointManager.getManager()
+ .getTopicSource(CommInfrastructure.valueOf(comm.toUpperCase()), topic);
if (source.offer(json)) {
- return Response.status(Status.OK)
- .entity(Arrays.asList(source.getRecentEvents()))
- .build();
+ return Arrays.asList(source.getRecentEvents());
} else {
- return Response.status(Status.NOT_ACCEPTABLE)
- .entity(new Error("Failure to inject event over " + topic))
- .build();
+ return Response.status(Status.NOT_ACCEPTABLE).entity(new Error("Failure to inject event over " + topic))
+ .build();
}
- } catch (IllegalArgumentException e) {
- logger.debug(OFFER_FAILED, this, topic, e.getMessage(), e);
- return Response.status(Response.Status.NOT_FOUND)
- .entity(new Error(topic + NOT_FOUND_MSG)).build();
- } catch (IllegalStateException e) {
- logger.debug(OFFER_FAILED, this, topic, e.getMessage(), e);
- return Response.status(Response.Status.NOT_ACCEPTABLE)
- .entity(new Error(topic + " not acceptable due to current state"))
- .build();
- } catch (Exception e) {
- logger.debug(OFFER_FAILED, this, topic, e.getMessage(), e);
- return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(new Error(e.getMessage()))
- .build();
- }
+
+ }, e -> {
+ logger.debug(OFFER_FAILED, this, topic, e.getMessage(), e);
+ return (topic);
+ });
}
/**
@@ -2218,6 +2064,40 @@ public class RestManager {
return drools;
}
+ /**
+ * Invokes a function and returns the generated response, catching illegal argument,
+ * illegal state, and generic runtime exceptions.
+ *
+ * @param responder function that will generate a response. If it returns a "Response"
+ * object, then that object is returned as-is. Otherwise, this method will
+ * return an "OK" Response, using the function's return value as the "entity"
+ * @param errorMsg function that will generate an error message prefix to be included
+ * in responses generated as a result of catching an exception
+ * @return a response
+ */
+ private Response catchArgStateGenericEx(Supplier<Object> responder, Function<Exception, String> errorMsg) {
+ try {
+ Object result = responder.get();
+ if (result instanceof Response) {
+ return (Response) result;
+ }
+
+ return Response.status(Response.Status.OK).entity(result).build();
+
+ } catch (final IllegalArgumentException e) {
+ return Response.status(Response.Status.NOT_FOUND).entity(new Error(errorMsg.apply(e) + NOT_FOUND_MSG))
+ .build();
+
+ } catch (final IllegalStateException e) {
+ return Response.status(Response.Status.NOT_ACCEPTABLE)
+ .entity(new Error(errorMsg.apply(e) + NOT_ACCEPTABLE_MSG)).build();
+
+ } catch (final RuntimeException e) {
+ errorMsg.apply(e);
+ return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(new Error(e.getMessage())).build();
+ }
+ }
+
/*
* Helper classes for aggregation of results
*/