[FINERACT-1678] API for Business Step configuration fix

fineract-provider/src/main/java/org/apache/fineract/cob/service/BusinessStepConfigUpdateHandler.java

@@ -21,6 +21,7 @@ package org.apache.fineract.cob.service;
 import com.google.common.base.Splitter;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
+import org.apache.fineract.cob.exceptions.BusinessStepNotBelongsToJobException;
 import org.apache.fineract.commands.annotation.CommandType;
 import org.apache.fineract.commands.handler.NewCommandSourceHandler;
 import org.apache.fineract.infrastructure.core.api.JsonCommand;
@@ -37,7 +38,7 @@ public class BusinessStepConfigUpdateHandler implements NewCommandSourceHandler
 
     @Override
     @Transactional
-    public CommandProcessingResult processCommand(JsonCommand command) {
+    public CommandProcessingResult processCommand(JsonCommand command) throws BusinessStepNotBelongsToJobException {
         List<String> split = Splitter.on("/").splitToList(command.getUrl());
         String jobName = split.get(split.size() - 2);
         if ("null".equals(jobName)) {

fineract-provider/src/main/java/org/apache/fineract/infrastructure/core/exceptionmapper/BusinessStepNotBelongsToJobExceptionMapper.java

@@ -0,0 +1,45 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.
+ */
+package org.apache.fineract.infrastructure.core.exceptionmapper;
+
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.ext.ExceptionMapper;
+import javax.ws.rs.ext.Provider;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.fineract.cob.exceptions.BusinessStepNotBelongsToJobException;
+import org.apache.fineract.infrastructure.core.data.ApiParameterError;
+import org.springframework.stereotype.Component;
+
+@Provider
+@Component
+@Slf4j
+public class BusinessStepNotBelongsToJobExceptionMapper implements ExceptionMapper<BusinessStepNotBelongsToJobException> {
+
+    @Override
+    public Response toResponse(BusinessStepNotBelongsToJobException exception) {
+        final String globalisationMessageCode = "error.msg.invalid.request.body";
+        final String defaultUserMessage = "One of the provided Business Steps does not belong to the provided Job Name.";
+        log.warn("Exception: {}, Message: {}", exception.getClass().getName(), defaultUserMessage);
+
+        final ApiParameterError error = ApiParameterError.generalError(globalisationMessageCode, defaultUserMessage);
+
+        return Response.status(Response.Status.BAD_REQUEST).entity(error).type(MediaType.APPLICATION_JSON).build();
+    }
+}