Add cps-tbdmt-rest code

Issue-ID: CPS-243
Signed-off-by: krishnaa96 <krishna.moorthy6@wipro.com>
Change-Id: I473135bc026a63cb6d644a42e54ffe45d1389fbd

3 files changed, 230 insertions, 0 deletions

diff --git a/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/exception/TemplateExceptionHandler.java b/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/exception/TemplateExceptionHandler.java
new file mode 100644
index 0000000..fa6fa28
--- /dev/null
+++ b/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/exception/TemplateExceptionHandler.java
@@ -0,0 +1,82 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 Wipro Limited.
+ * ================================================================================
+ * 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
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.tbdmt.exception;
+
+import java.util.ArrayList;
+import java.util.List;
+import org.onap.cps.tbdmt.model.ErrorResponse;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.validation.ObjectError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.context.request.WebRequest;
+import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
+
+@ControllerAdvice
+public class TemplateExceptionHandler extends ResponseEntityExceptionHandler {
+
+    /**
+     * Handle TemplateNotFoundException.
+     *
+     * @param templateNotFoundException Exception
+     * @param webRequest web request
+     * @return response entity
+     */
+    @ExceptionHandler(TemplateNotFoundException.class)
+    public final ResponseEntity<Object> handleTemplateNotFoundException(
+        final TemplateNotFoundException templateNotFoundException, final WebRequest webRequest) {
+        final List<String> details = new ArrayList<>();
+        details.add(templateNotFoundException.getLocalizedMessage());
+        final ErrorResponse ErrorResponse = new ErrorResponse("Template Not found", details);
+        return new ResponseEntity<>(ErrorResponse, HttpStatus.NOT_FOUND);
+    }
+
+    /**
+     * Handle ExecuteException.
+     *
+     * @param executeException Exception
+     * @param webRequest web request
+     * @return response entity
+     */
+    @ExceptionHandler(ExecuteException.class)
+    public final ResponseEntity<Object> handleExecutionException(final ExecuteException executeException,
+        final WebRequest webRequest) {
+        final List<String> details = new ArrayList<>();
+        details.add(executeException.getLocalizedMessage());
+        final ErrorResponse ErrorResponse = new ErrorResponse("Error while executing template", details);
+        return new ResponseEntity<>(ErrorResponse, HttpStatus.OK);
+    }
+
+    @Override
+    protected ResponseEntity<Object> handleMethodArgumentNotValid(
+        final MethodArgumentNotValidException methodArgumentNotValidException, final HttpHeaders httpHeaders,
+        final HttpStatus httpStatus, final WebRequest webRequest) {
+        final List<String> details = new ArrayList<>();
+        for (final ObjectError objectError : methodArgumentNotValidException.getBindingResult().getAllErrors()) {
+            details.add(objectError.getDefaultMessage());
+        }
+        final ErrorResponse ErrorResponse = new ErrorResponse("Validation Failed", details);
+        return new ResponseEntity<>(ErrorResponse, HttpStatus.BAD_REQUEST);
+    }
+}
diff --git a/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/rest/ExecutionController.java b/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/rest/ExecutionController.java
new file mode 100644
index 0000000..b7dc4f6
--- /dev/null
+++ b/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/rest/ExecutionController.java
@@ -0,0 +1,56 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 Wipro Limited.
+ * ================================================================================
+ * 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
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.tbdmt.rest;
+
+import javax.validation.Valid;
+import org.onap.cps.tbdmt.model.ExecutionRequest;
+import org.onap.cps.tbdmt.service.ExecutionBusinessLogic;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class ExecutionController {
+
+    @Autowired
+    private ExecutionBusinessLogic executionBusinessLogic;
+
+    /**
+     * Execute a template by model and templateId.
+     *
+     * @param model model to find the template
+     * @param templateId Id to find the template
+     * @param executionRequest execution request
+     * @return result of the execution
+     */
+    @PostMapping(path = "/execute/{model}/{templateId}")
+    public ResponseEntity<String> executeTemplate(@Valid @PathVariable final String model,
+        @Valid @PathVariable final String templateId,
+        @Valid @RequestBody final ExecutionRequest executionRequest) {
+        final String result = executionBusinessLogic.executeTemplate(model, templateId, executionRequest);
+        return new ResponseEntity<>(result, HttpStatus.OK);
+    }
+
+}
diff --git a/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/rest/TemplateController.java b/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/rest/TemplateController.java
new file mode 100644
index 0000000..15efdc5
--- /dev/null
+++ b/cps-tbdmt-rest/src/main/java/org/onap/cps/tbdmt/rest/TemplateController.java
@@ -0,0 +1,92 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2021 Wipro Limited.
+ * ================================================================================
+ * 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
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * 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.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.tbdmt.rest;
+
+import java.util.Collection;
+import javax.validation.Valid;
+import org.onap.cps.tbdmt.exception.TemplateNotFoundException;
+import org.onap.cps.tbdmt.model.Template;
+import org.onap.cps.tbdmt.model.TemplateKey;
+import org.onap.cps.tbdmt.model.TemplateRequest;
+import org.onap.cps.tbdmt.service.TemplateBusinessLogic;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class TemplateController {
+
+    @Autowired
+    private TemplateBusinessLogic templateBusinessLogic;
+
+    @PostMapping(path = "/templates")
+    public ResponseEntity<Template> createTemplate(@Valid @RequestBody final TemplateRequest templateRequest) {
+        return new ResponseEntity<>(templateBusinessLogic.createTemplate(templateRequest),
+            HttpStatus.CREATED);
+    }
+
+    /**
+     * Get All Templates.
+     *
+     * @return templates
+     */
+    @GetMapping(path = "/templates")
+    public ResponseEntity<Collection<Template>> getAllTemplates() {
+        final Collection<Template> templates = templateBusinessLogic.getAllTemplates();
+        if (templates.isEmpty()) {
+            throw new TemplateNotFoundException("Template repository is empty");
+        }
+        return new ResponseEntity<>(templates, HttpStatus.OK);
+    }
+
+    /**
+     * Get Template by model and templateId.
+     *
+     * @param templateId Id to find the template
+     * @param model schema set to find the template
+     * @return template
+     */
+    @GetMapping(path = "/templates/{model}/{templateId}")
+    public ResponseEntity<Template> getTemplate(@PathVariable final String templateId,
+        @PathVariable final String model) {
+        return new ResponseEntity<>(
+            templateBusinessLogic.getTemplate(new TemplateKey(templateId, model)),
+            HttpStatus.OK);
+
+    }
+
+    /**
+     * Delete Template by model and templateId.
+     *
+     * @param templateId Id to find the template
+     * @param model schema set to find the template
+     */
+    @DeleteMapping(path = "/templates/{model}/{templateId}")
+    public void deleteTemplate(@PathVariable final String templateId, @PathVariable final String model) {
+        templateBusinessLogic.deleteTemplate(new TemplateKey(templateId, model));
+    }
+}