Switched from Dropwizard to Springboot

[holmes/engine-management.git] / engine-d / src / main / java / org / onap / holmes / engine / resources / EngineResources.java

diff --git a/engine-d/src/main/java/org/onap/holmes/engine/resources/EngineResources.java b/engine-d/src/main/java/org/onap/holmes/engine/resources/EngineResources.java
index 0aa3a59..cb41533 100644 (file)
--- a/engine-d/src/main/java/org/onap/holmes/engine/resources/EngineResources.java
+++ b/engine-d/src/main/java/org/onap/holmes/engine/resources/EngineResources.java
@@ -1,12 +1,12 @@
 /**
  * Copyright 2017 ZTE Corporation.
- *
+ * <p>
  * 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
- *
+ * <p>
  * http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
  * 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.
@@ -16,64 +16,59 @@
 package org.onap.holmes.engine.resources;
 
 
-import com.codahale.metrics.annotation.Timed;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
 import lombok.extern.slf4j.Slf4j;
-import org.jvnet.hk2.annotations.Service;
 import org.onap.holmes.common.dmaap.store.ClosedLoopControlNameCache;
 import org.onap.holmes.common.exception.CorrelationException;
 import org.onap.holmes.common.utils.ExceptionUtil;
-import org.onap.holmes.common.utils.LanguageUtil;
 import org.onap.holmes.engine.manager.DroolsEngine;
 import org.onap.holmes.engine.request.CompileRuleRequest;
 import org.onap.holmes.engine.request.DeployRuleRequest;
 import org.onap.holmes.engine.response.CorrelationRuleResponse;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
 
-import javax.inject.Inject;
-import javax.servlet.http.HttpServletRequest;
-import javax.ws.rs.*;
-import javax.ws.rs.core.Context;
-import javax.ws.rs.core.MediaType;
-import java.util.Locale;
+import jakarta.ws.rs.core.MediaType;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
-@Service
-@Path("/rule")
-@Api(tags = {"Holmes Engine Management"})
-@Produces(MediaType.APPLICATION_JSON)
 @Slf4j
+@RestController
+@RequestMapping("/rule")
+@Api(tags = {"Holmes Engine Management"})
 public class EngineResources {
-    @Inject
-    DroolsEngine droolsEngine;
-       private Pattern packagePattern = Pattern.compile("package[\\s]+([^;]+)[;\\s]*");
+    private Pattern packagePattern = Pattern.compile("package[\\s]+([^;]+)[;\\s]*");
     private ClosedLoopControlNameCache closedLoopControlNameCache;
+    private DroolsEngine droolsEngine;
+
+    @Autowired
+    public void setDroolsEngine(DroolsEngine droolsEngine) {
+        this.droolsEngine = droolsEngine;
+    }
 
-    @Inject
+    @Autowired
     public void setClosedLoopControlNameCache(ClosedLoopControlNameCache closedLoopControlNameCache) {
         this.closedLoopControlNameCache = closedLoopControlNameCache;
     }
 
-    @PUT
-    @Produces(MediaType.APPLICATION_JSON)
-    @Timed
+    @ResponseBody
+    @PutMapping(produces = MediaType.APPLICATION_JSON)
     public CorrelationRuleResponse deployRule(
             @ApiParam(value = "The request entity of the HTTP call, which comprises three "
                     + "fields: \"content\" , \"loopControlName\" and \"engineId\". "
                     + "The \"content\" should be a valid Drools rule string and the \"engineId\" "
-                    + "has to be \"engine-d\" in the Amsterdam release.", required = true) DeployRuleRequest deployRuleRequest,
-            @Context HttpServletRequest httpRequest) {
+                    + "has to be \"engine-d\" in the Amsterdam release.", required = true)
+            @RequestBody DeployRuleRequest deployRuleRequest) {
 
         CorrelationRuleResponse crResponse = new CorrelationRuleResponse();
-        Locale locale = LanguageUtil.getLocale(httpRequest);
         try {
             String packageName = getPackageName(deployRuleRequest.getContent());
-            if(packageName == null) {
-               throw new CorrelationException("Could not find package name in rule: "+deployRuleRequest.getContent());
+            if (packageName == null) {
+                throw new CorrelationException("Could not find package name in rule: " + deployRuleRequest.getContent());
             }
-            
+
             closedLoopControlNameCache
                     .put(packageName, deployRuleRequest.getLoopControlName());
             String packageNameRet = droolsEngine.deployRule(deployRuleRequest);
@@ -97,15 +92,8 @@ public class EngineResources {
         return crResponse;
     }
 
-    @DELETE
-    @Produces(MediaType.APPLICATION_JSON)
-    @Timed
-    @Path("/{packageName}")
-    public boolean undeployRule(@PathParam("packageName") String packageName,
-            @Context HttpServletRequest httpRequest) {
-
-        Locale locale = LanguageUtil.getLocale(httpRequest);
-
+    @DeleteMapping(value = "/{packageName}")
+    public void undeployRule(@PathVariable("packageName") String packageName) {
         try {
             droolsEngine.undeployRule(packageName);
             closedLoopControlNameCache.remove(packageName);
@@ -113,36 +101,26 @@ public class EngineResources {
             log.error(correlationException.getMessage(), correlationException);
             throw ExceptionUtil.buildExceptionResponse(correlationException.getMessage());
         }
-
-        return true;
     }
 
-
-    @POST
+    @PostMapping
     @ApiOperation(value = "Check the validity of a rule.")
-    @Produces(MediaType.APPLICATION_JSON)
-    @Timed
-    public boolean compileRule(CompileRuleRequest compileRuleRequest,
-            @Context HttpServletRequest httpRequest) {
-
-        Locale locale = LanguageUtil.getLocale(httpRequest);
-
+    public void compileRule(@RequestBody CompileRuleRequest compileRuleRequest) {
         try {
             droolsEngine.compileRule(compileRuleRequest.getContent());
         } catch (CorrelationException correlationException) {
             log.error(correlationException.getMessage(), correlationException);
             throw ExceptionUtil.buildExceptionResponse(correlationException.getMessage());
         }
-        return true;
     }
-    
-    private String getPackageName(String contents){
+
+    private String getPackageName(String contents) {
         Matcher m = packagePattern.matcher(contents);
-        
-        if (m.find( )) {
-           return m.group(1);
-        }else {
-           return null;
+
+        if (m.find()) {
+            return m.group(1);
+        } else {
+            return null;
         }
     }
 }