Migrate pap startup & controllers to spring boot
[policy/pap.git] / main / src / main / java / org / onap / policy / pap / main / rest / StatisticsRestControllerV1.java
index 718ae57..641e2ba 100644 (file)
@@ -2,6 +2,7 @@
  * ============LICENSE_START=======================================================
  *  Copyright (C) 2019-2021 Nordix Foundation.
  *  Modifications Copyright (C) 2019, 2021 AT&T Intellectual Property.
+ *  Modifications Copyright (C) 2021 Bell Canada. 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.
@@ -30,29 +31,32 @@ import io.swagger.annotations.Extension;
 import io.swagger.annotations.ExtensionProperty;
 import io.swagger.annotations.ResponseHeader;
 import java.time.Instant;
+import java.util.List;
 import java.util.Map;
 import java.util.UUID;
-import javax.ws.rs.GET;
-import javax.ws.rs.HeaderParam;
-import javax.ws.rs.Path;
-import javax.ws.rs.PathParam;
-import javax.ws.rs.QueryParam;
-import javax.ws.rs.core.Response;
+import lombok.RequiredArgsConstructor;
 import org.onap.policy.models.base.PfModelException;
-import org.onap.policy.models.base.PfModelRuntimeException;
+import org.onap.policy.models.pdp.concepts.PdpStatistics;
 import org.onap.policy.models.pdp.persistence.provider.PdpFilterParameters;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestHeader;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
 
 /**
  * Class to provide REST endpoints for PAP component statistics.
  *
  * @author Ram Krishna Verma (ram.krishna.verma@est.tech)
  */
+@RestController
+@RequestMapping(path = "/policy/pap/v1")
+@RequiredArgsConstructor
 public class StatisticsRestControllerV1 extends PapRestControllerV1 {
 
-    private static final Logger LOGGER = LoggerFactory.getLogger(StatisticsRestControllerV1.class);
-    private static final String GET_STATISTICS_ERR_MSG = "get pdpStatistics failed";
+    private final StatisticsRestProvider provider;
 
     /**
      * get statistics of PAP.
@@ -60,8 +64,7 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
      *
      * @return a response
      */
-    @GET
-    @Path("statistics")
+    @GetMapping("statistics")
     @ApiOperation(value = "Fetch current statistics",
             notes = "Returns current statistics of the Policy Administration component",
             response = StatisticsReport.class, authorizations = @Authorization(value = AUTHORIZATION_TYPE))
@@ -69,11 +72,12 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
         @ApiResponse(code = AUTHENTICATION_ERROR_CODE, message = AUTHENTICATION_ERROR_MESSAGE),
         @ApiResponse(code = AUTHORIZATION_ERROR_CODE, message = AUTHORIZATION_ERROR_MESSAGE),
         @ApiResponse(code = SERVER_ERROR_CODE, message = SERVER_ERROR_MESSAGE)})
-    public Response statistics(
-            @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId) {
-        return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
-                .entity(new StatisticsRestProvider().fetchCurrentStatistics())
-                .build();
+    public ResponseEntity<StatisticsReport> statistics(
+        @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) @RequestHeader(
+            required = false,
+            value = REQUEST_ID_NAME) final UUID requestId) {
+        return addLoggingHeaders(addVersionControlHeaders(ResponseEntity.ok()), requestId)
+            .body(provider.fetchCurrentStatistics());
     }
 
     /**
@@ -81,9 +85,9 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
      *
      *
      * @return a response
+     * @throws PfModelException the exception
      */
-    @GET
-    @Path("pdps/statistics")
+    @GetMapping("pdps/statistics")
     @ApiOperation(value = "Fetch  statistics for all PDP Groups and subgroups in the system",
             notes = "Returns for all PDP Groups and subgroups statistics of the Policy Administration component",
             response = Map.class, tags = {"PDP Statistics"},
@@ -110,27 +114,22 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
         @ApiResponse(code = AUTHORIZATION_ERROR_CODE, message = AUTHORIZATION_ERROR_MESSAGE),
         @ApiResponse(code = SERVER_ERROR_CODE, message = SERVER_ERROR_MESSAGE)
     })
-    public Response pdpStatistics(
-            @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId,
-            @ApiParam(value = "Record Count", required = false) @QueryParam("recordCount") final int recordCount,
-            @ApiParam(value = "Start time in epoch timestamp",
-                            required = false) @QueryParam("startTime") final Long startTime,
-            @ApiParam(value = "End time in epoch timestamp",
-                            required = false) @QueryParam("endTime") final Long endTime) {
-        try {
-            return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
-                    .entity(new StatisticsRestProvider().fetchDatabaseStatistics(PdpFilterParameters.builder()
-                                    .recordNum(recordCount)
-                                    .startTime(convertEpochtoInstant(startTime))
-                                    .endTime(convertEpochtoInstant(endTime))
-                                    .build()))
-                    .build();
-        } catch (final PfModelException | PfModelRuntimeException exp) {
-            LOGGER.info(GET_STATISTICS_ERR_MSG, exp);
-            return addLoggingHeaders(
-                    addVersionControlHeaders(Response.status(exp.getErrorResponse().getResponseCode())), requestId)
-                            .build();
-        }
+    public ResponseEntity<Map<String, Map<String, List<PdpStatistics>>>> pdpStatistics(
+        @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) @RequestHeader(
+            required = false,
+            value = REQUEST_ID_NAME) final UUID requestId,
+            @ApiParam(value = "Record Count") @RequestParam(
+                defaultValue = "10", required = false,
+                value = "recordCount") final int recordCount,
+            @ApiParam(value = "Start time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "startTime") final Long startTime,
+            @ApiParam(value = "End time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "endTime") final Long endTime) throws PfModelException {
+        return addLoggingHeaders(addVersionControlHeaders(ResponseEntity.ok()), requestId)
+            .body(provider.fetchDatabaseStatistics(PdpFilterParameters.builder().recordNum(recordCount)
+                .startTime(convertEpochtoInstant(startTime)).endTime(convertEpochtoInstant(endTime)).build()));
     }
 
     /**
@@ -138,9 +137,9 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
      *
      * @param groupName name of the PDP group
      * @return a response
+     * @throws PfModelException the exception
      */
-    @GET
-    @Path("pdps/statistics/{group}")
+    @GetMapping("pdps/statistics/{group}")
     @ApiOperation(value = "Fetch current statistics for given PDP Group",
             notes = "Returns statistics for given PDP Group of the Policy Administration component",
             response = Map.class, tags = {"PDP Statistics"},
@@ -166,29 +165,23 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
         @ApiResponse(code = AUTHORIZATION_ERROR_CODE, message = AUTHORIZATION_ERROR_MESSAGE),
         @ApiResponse(code = SERVER_ERROR_CODE, message = SERVER_ERROR_MESSAGE)
     })
-    public Response pdpGroupStatistics(
-            @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId,
-            @ApiParam(value = "PDP Group Name", required = true) @PathParam("group") final String groupName,
-            @ApiParam(value = "Record Count", required = false) @QueryParam("recordCount") final int recordCount,
-            @ApiParam(value = "Start time in epoch timestamp",
-                            required = false) @QueryParam("startTime") final Long startTime,
-            @ApiParam(value = "End time in epoch timestamp",
-                            required = false) @QueryParam("endTime") final Long endTime) {
-        try {
-            return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
-                    .entity(new StatisticsRestProvider().fetchDatabaseStatistics(PdpFilterParameters.builder()
-                                    .group(groupName)
-                                    .recordNum(recordCount)
-                                    .startTime(convertEpochtoInstant(startTime))
-                                    .endTime(convertEpochtoInstant(endTime))
-                                    .build()))
-                    .build();
-        } catch (final PfModelException | PfModelRuntimeException exp) {
-            LOGGER.info(GET_STATISTICS_ERR_MSG, exp);
-            return addLoggingHeaders(
-                    addVersionControlHeaders(Response.status(exp.getErrorResponse().getResponseCode())), requestId)
-                            .build();
-        }
+    public ResponseEntity<Map<String, Map<String, List<PdpStatistics>>>> pdpGroupStatistics(
+        @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) @RequestHeader(
+            required = false,
+            value = REQUEST_ID_NAME) final UUID requestId,
+            @ApiParam(value = "PDP Group Name") @PathVariable("group") final String groupName,
+            @ApiParam(value = "Record Count") @RequestParam(
+                defaultValue = "10", required = false,
+                value = "recordCount") final int recordCount,
+            @ApiParam(value = "Start time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "startTime") final Long startTime,
+            @ApiParam(value = "End time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "endTime") final Long endTime) throws PfModelException {
+        return addLoggingHeaders(addVersionControlHeaders(ResponseEntity.ok()), requestId)
+            .body(provider.fetchDatabaseStatistics(PdpFilterParameters.builder().group(groupName).recordNum(recordCount)
+                .startTime(convertEpochtoInstant(startTime)).endTime(convertEpochtoInstant(endTime)).build()));
     }
 
     /**
@@ -197,9 +190,9 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
      * @param groupName name of the PDP group
      * @param subType type of the sub PDP group
      * @return a response
+     * @throws PfModelException the exception
      */
-    @GET
-    @Path("pdps/statistics/{group}/{type}")
+    @GetMapping("pdps/statistics/{group}/{type}")
     @ApiOperation(value = "Fetch statistics for the specified subgroup",
             notes = "Returns  statistics for the specified subgroup of the Policy Administration component",
             response = Map.class, tags = {"PDP Statistics"},
@@ -225,31 +218,25 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
         @ApiResponse(code = AUTHORIZATION_ERROR_CODE, message = AUTHORIZATION_ERROR_MESSAGE),
         @ApiResponse(code = SERVER_ERROR_CODE, message = SERVER_ERROR_MESSAGE)
     })
-    public Response pdpSubGroupStatistics(
-            @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId,
-            @ApiParam(value = "PDP Group Name", required = true) @PathParam("group") final String groupName,
-            @ApiParam(value = "PDP SubGroup type", required = true) @PathParam("type") final String subType,
-            @ApiParam(value = "Record Count", required = false) @QueryParam("recordCount") final int recordCount,
-            @ApiParam(value = "Start time in epoch timestamp",
-                            required = false) @QueryParam("startTime") final Long startTime,
-            @ApiParam(value = "End time in epoch timestamp",
-                            required = false) @QueryParam("endTime") final Long endTime) {
-        try {
-            return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
-                    .entity(new StatisticsRestProvider().fetchDatabaseStatistics(PdpFilterParameters.builder()
-                                    .group(groupName)
-                                    .subGroup(subType)
-                                    .recordNum(recordCount)
-                                    .startTime(convertEpochtoInstant(startTime))
-                                    .endTime(convertEpochtoInstant(endTime))
-                                    .build()))
-                    .build();
-        } catch (final PfModelException | PfModelRuntimeException exp) {
-            LOGGER.info(GET_STATISTICS_ERR_MSG, exp);
-            return addLoggingHeaders(
-                    addVersionControlHeaders(Response.status(exp.getErrorResponse().getResponseCode())), requestId)
-                            .build();
-        }
+    public ResponseEntity<Map<String, Map<String, List<PdpStatistics>>>> pdpSubGroupStatistics(
+        @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) @RequestHeader(
+            required = false,
+            value = REQUEST_ID_NAME) final UUID requestId,
+            @ApiParam(value = "PDP Group Name") @PathVariable("group") final String groupName,
+            @ApiParam(value = "PDP SubGroup type") @PathVariable("type") final String subType,
+            @ApiParam(value = "Record Count") @RequestParam(
+                defaultValue = "10", required = false,
+                value = "recordCount") final int recordCount,
+            @ApiParam(value = "Start time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "startTime") final Long startTime,
+            @ApiParam(value = "End time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "endTime") final Long endTime) throws PfModelException {
+        return addLoggingHeaders(addVersionControlHeaders(ResponseEntity.ok()), requestId)
+            .body(provider.fetchDatabaseStatistics(
+                PdpFilterParameters.builder().group(groupName).subGroup(subType).recordNum(recordCount)
+                    .startTime(convertEpochtoInstant(startTime)).endTime(convertEpochtoInstant(endTime)).build()));
     }
 
     /**
@@ -260,9 +247,9 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
      * @param pdpName the name of the PDP
      * @param recordCount the count of the query response, optional, default return all statistics stored
      * @return a response
+     * @throws PfModelException the exception
      */
-    @GET
-    @Path("pdps/statistics/{group}/{type}/{pdp}")
+    @GetMapping("pdps/statistics/{group}/{type}/{pdp}")
     @ApiOperation(value = "Fetch statistics for the specified pdp",
             notes = "Returns  statistics for the specified pdp of the Policy Administration component",
             response = Map.class,
@@ -289,34 +276,26 @@ public class StatisticsRestControllerV1 extends PapRestControllerV1 {
         @ApiResponse(code = AUTHORIZATION_ERROR_CODE, message = AUTHORIZATION_ERROR_MESSAGE),
         @ApiResponse(code = SERVER_ERROR_CODE, message = SERVER_ERROR_MESSAGE)
     })
-    public Response pdpInstanceStatistics(
-            @HeaderParam(REQUEST_ID_NAME) @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) final UUID requestId,
-            @ApiParam(value = "PDP Group Name", required = true) @PathParam("group") final String groupName,
-            @ApiParam(value = "PDP SubGroup type", required = true) @PathParam("type") final String subType,
-            @ApiParam(value = "PDP Instance name", required = true) @PathParam("pdp") final String pdpName,
-            @ApiParam(value = "Record Count", required = false) @QueryParam("recordCount") final int recordCount,
-            @ApiParam(value = "Start time in epoch timestamp",
-                            required = false) @QueryParam("startTime") final Long startTime,
-            @ApiParam(value = "End time in epoch timestamp",
-                            required = false) @QueryParam("endTime") final Long endTime) {
-        try {
-            return addLoggingHeaders(addVersionControlHeaders(Response.status(Response.Status.OK)), requestId)
-                    .entity(new StatisticsRestProvider().fetchDatabaseStatistics(
-                            PdpFilterParameters.builder()
-                                    .group(groupName)
-                                    .subGroup(subType)
-                                    .name(pdpName)
-                                    .recordNum(recordCount)
-                                    .startTime(convertEpochtoInstant(startTime))
-                                    .endTime(convertEpochtoInstant(endTime))
-                                    .build()))
-                    .build();
-        } catch (final PfModelException | PfModelRuntimeException exp) {
-            LOGGER.info(GET_STATISTICS_ERR_MSG, exp);
-            return addLoggingHeaders(
-                    addVersionControlHeaders(Response.status(exp.getErrorResponse().getResponseCode())), requestId)
-                            .build();
-        }
+    public ResponseEntity<Map<String, Map<String, List<PdpStatistics>>>> pdpInstanceStatistics(
+        @ApiParam(REQUEST_ID_PARAM_DESCRIPTION) @RequestHeader(
+            required = false,
+            value = REQUEST_ID_NAME) final UUID requestId,
+            @ApiParam(value = "PDP Group Name") @PathVariable("group") final String groupName,
+            @ApiParam(value = "PDP SubGroup type") @PathVariable("type") final String subType,
+            @ApiParam(value = "PDP Instance name") @PathVariable("pdp") final String pdpName,
+            @ApiParam(value = "Record Count") @RequestParam(
+                defaultValue = "10", required = false,
+                value = "recordCount") final int recordCount,
+            @ApiParam(value = "Start time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "startTime") final Long startTime,
+            @ApiParam(value = "End time in epoch timestamp") @RequestParam(
+                                required = false,
+                                value = "endTime") final Long endTime) throws PfModelException {
+        return addLoggingHeaders(addVersionControlHeaders(ResponseEntity.ok()), requestId)
+            .body(provider.fetchDatabaseStatistics(
+                PdpFilterParameters.builder().group(groupName).subGroup(subType).name(pdpName).recordNum(recordCount)
+                    .startTime(convertEpochtoInstant(startTime)).endTime(convertEpochtoInstant(endTime)).build()));
     }
 
     private Instant convertEpochtoInstant(Long epochSecond) {