formatting and stylecheck enforce

api/pom.xml

@@ -112,6 +112,46 @@
                     </execution>
                 </executions>
             </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-checkstyle-plugin</artifactId>
+                <configuration>
+                    <checkstyleRules>
+                        <module name="Checker">
+                            <module name="RegexpHeader">
+                                <property name="header" value="${checkstyle.header.template}"/>
+                                <property name="fileExtensions" value="${checkstyle.header.extensions}"/>
+                            </module>
+                            <module name="TreeWalker">
+                                <module name="RegexpSinglelineJava">
+                                    <property name="format" value="@author"/>
+                                    <property name="message" value="No @author tag allowed"/>
+                                </module>
+                            </module>
+                        </module>
+                    </checkstyleRules>
+                    <outputFile>${project.build.directory}/checkstyle.log</outputFile>
+                    <includeTestSourceDirectory>true</includeTestSourceDirectory>
+                    <includeResources>true</includeResources>
+                    <includeTestResources>true</includeTestResources>
+                    <consoleOutput>false</consoleOutput>
+                    <failsOnError>false</failsOnError>
+                    <logViolationsToConsole>${checkstyle.logViolationsToConsole}</logViolationsToConsole>
+                    <failOnViolation>${checkstyle.failOnViolation}</failOnViolation>
+                    <sourceDirectories>
+                        <sourceDirectory>${project.build.sourceDirectory}</sourceDirectory>
+                        <sourceDirectory>${project.build.testSourceDirectory}</sourceDirectory>
+                    </sourceDirectories>
+                </configuration>
+                <executions>
+                    <execution>
+                        <phase>compile</phase>
+                        <goals>
+                            <goal>check</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
         </plugins>
     </build>
 </project>

api/src/main/java/io/serverlessworkflow/api/deserializers/CronDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 
@@ -47,7 +46,7 @@ public CronDeserializer(WorkflowPropertySource context) {
 
     @Override
     public Cron deserialize(JsonParser jp,
-                                   DeserializationContext ctxt) throws IOException {
+                            DeserializationContext ctxt) throws IOException {
 
         JsonNode node = jp.getCodec().readTree(jp);
 
@@ -57,11 +56,11 @@ public Cron deserialize(JsonParser jp,
             cron.setExpression(node.asText());
             return cron;
         } else {
-            if(node.get("expression") != null) {
+            if (node.get("expression") != null) {
                 cron.setExpression(node.get("expression").asText());
             }
 
-            if(node.get("validUntil") != null) {
+            if (node.get("validUntil") != null) {
                 cron.setValidUntil(node.get("validUntil").asText());
             }
 

api/src/main/java/io/serverlessworkflow/api/deserializers/DataInputSchemaDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 
@@ -22,6 +21,7 @@
 import com.fasterxml.jackson.databind.deser.std.StdDeserializer;
 import io.serverlessworkflow.api.datainputschema.DataInputSchema;
 import io.serverlessworkflow.api.interfaces.WorkflowPropertySource;
+
 import java.io.IOException;
 
 public class DataInputSchemaDeserializer extends StdDeserializer<DataInputSchema> {

api/src/main/java/io/serverlessworkflow/api/deserializers/DefaultStateTypeDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 

api/src/main/java/io/serverlessworkflow/api/deserializers/EndDefinitionDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 
@@ -52,7 +51,7 @@ public EndDefinitionDeserializer(WorkflowPropertySource context) {
 
     @Override
     public End deserialize(JsonParser jp,
-                             DeserializationContext ctxt) throws IOException {
+                           DeserializationContext ctxt) throws IOException {
 
         ObjectMapper mapper = (ObjectMapper) jp.getCodec();
         JsonNode node = jp.getCodec().readTree(jp);
@@ -65,21 +64,21 @@ public End deserialize(JsonParser jp,
             end.setTerminate(false);
             return node.asBoolean() ? end : null;
         } else {
-            if(node.get("produceEvents") != null) {
-                List<ProduceEvent> produceEvents= new ArrayList<>();
+            if (node.get("produceEvents") != null) {
+                List<ProduceEvent> produceEvents = new ArrayList<>();
                 for (final JsonNode nodeEle : node.get("produceEvents")) {
                     produceEvents.add(mapper.treeToValue(nodeEle, ProduceEvent.class));
                 }
                 end.setProduceEvents(produceEvents);
             }
 
-            if(node.get("terminate") != null) {
+            if (node.get("terminate") != null) {
                 end.setTerminate(node.get("terminate").asBoolean());
             } else {
                 end.setTerminate(false);
             }
 
-            if(node.get("compensate") != null) {
+            if (node.get("compensate") != null) {
                 end.setCompensate(node.get("compensate").asBoolean());
             } else {
                 end.setCompensate(false);

api/src/main/java/io/serverlessworkflow/api/deserializers/EventDefinitionKindDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 

api/src/main/java/io/serverlessworkflow/api/deserializers/EventsDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 

api/src/main/java/io/serverlessworkflow/api/deserializers/ExtensionDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 

api/src/main/java/io/serverlessworkflow/api/deserializers/FunctionDefinitionTypeDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 
@@ -48,7 +47,7 @@ public FunctionDefinitionTypeDeserializer(Class<?> vc) {
 
     @Override
     public FunctionDefinition.Type deserialize(JsonParser jp,
-                                           DeserializationContext ctxt) throws IOException {
+                                               DeserializationContext ctxt) throws IOException {
 
         String value = jp.getText();
         if (context != null) {

api/src/main/java/io/serverlessworkflow/api/deserializers/FunctionRefDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 
@@ -48,7 +47,7 @@ public FunctionRefDeserializer(WorkflowPropertySource context) {
 
     @Override
     public FunctionRef deserialize(JsonParser jp,
-                                  DeserializationContext ctxt) throws IOException {
+                                   DeserializationContext ctxt) throws IOException {
 
         ObjectMapper mapper = (ObjectMapper) jp.getCodec();
         JsonNode node = jp.getCodec().readTree(jp);
@@ -60,11 +59,11 @@ public FunctionRef deserialize(JsonParser jp,
             functionRef.setArguments(null);
             return functionRef;
         } else {
-            if(node.get("arguments") != null) {
+            if (node.get("arguments") != null) {
                 functionRef.setArguments(mapper.treeToValue(node.get("arguments"), JsonNode.class));
             }
 
-            if(node.get("refName") != null) {
+            if (node.get("refName") != null) {
                 functionRef.setRefName(node.get("refName").asText());
             }
 

api/src/main/java/io/serverlessworkflow/api/deserializers/FunctionsDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 

api/src/main/java/io/serverlessworkflow/api/deserializers/OnEventsActionModeDeserializer.java

@@ -1,18 +1,17 @@
 /*
  * Copyright 2020-Present The Serverless Workflow Specification Authors
- * <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.
  * See the License for the specific language governing permissions and
  * limitations under the License.
- *
  */
 package io.serverlessworkflow.api.deserializers;
 
@@ -48,7 +47,7 @@ public OnEventsActionModeDeserializer(Class<?> vc) {
 
     @Override
     public OnEvents.ActionMode deserialize(JsonParser jp,
-                                                DeserializationContext ctxt) throws IOException {
+                                           DeserializationContext ctxt) throws IOException {
 
         String value = jp.getText();
         if (context != null) {