Refactoring BP Code with ErrorCatalog

Issue-ID: CCSDK-2124
Signed-off-by: Steve Siani <alphonse.steve.siani.djissitchi@ibm.com>
Change-Id: Ief468a56f9e7b3ef86c357965aa7b15f0a4cfa22

4 files changed, 94 insertions, 43 deletions

diff --git a/ms/error-catalog/services/pom.xml b/ms/error-catalog/services/pom.xml
index a0a1ba9b1..591b34d23 100644
--- a/ms/error-catalog/services/pom.xml
+++ b/ms/error-catalog/services/pom.xml
@@ -37,5 +37,39 @@
             <groupId>org.onap.ccsdk.cds.error.catalog</groupId>
             <artifactId>error-catalog-core</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-jpa</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.jetbrains.kotlin</groupId>
+            <artifactId>kotlin-scripting-jvm-host</artifactId>
+            <!--Use kotlin-compiler-embeddable as koltin-compiler wrap-->
+            <!--guava dependency creating classpath issues at runtime-->
+            <exclusions>
+                <exclusion>
+                    <groupId>org.jetbrains.kotlin</groupId>
+                    <artifactId>kotlin-compiler</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>org.jetbrains.kotlinx</groupId>
+            <artifactId>kotlinx-coroutines-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.jetbrains.kotlinx</groupId>
+            <artifactId>kotlinx-coroutines-reactor</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.jetbrains.kotlin</groupId>
+            <artifactId>kotlin-script-util</artifactId>
+        </dependency>
+        <!-- Kotlin Dependencies -->
+        <dependency>
+            <groupId>io.projectreactor</groupId>
+            <artifactId>reactor-test</artifactId>
+            <scope>test</scope>
+        </dependency>
     </dependencies>
 </project>
diff --git a/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogExceptionHandler.kt b/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogExceptionHandler.kt
index 88e2f4522..258209f71 100644
--- a/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogExceptionHandler.kt
+++ b/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogExceptionHandler.kt
@@ -16,10 +16,18 @@
 
 package org.onap.ccsdk.cds.error.catalog.services
 
+import org.onap.ccsdk.cds.error.catalog.core.ErrorCatalogCodes
 import org.onap.ccsdk.cds.error.catalog.core.ErrorCatalogException
 import org.onap.ccsdk.cds.error.catalog.core.ErrorPayload
+import org.onap.ccsdk.cds.error.catalog.core.HttpErrorCodes
+import org.onap.ccsdk.cds.error.catalog.core.utils.errorCauseOrDefault
+import org.onap.ccsdk.cds.error.catalog.core.utils.errorMessageOrDefault
+import org.springframework.dao.EmptyResultDataAccessException
+import org.springframework.dao.IncorrectResultSizeDataAccessException
 import org.springframework.http.ResponseEntity
+import org.springframework.orm.jpa.JpaObjectRetrievalFailureException
 import org.springframework.web.bind.annotation.ExceptionHandler
+import org.springframework.web.server.ServerWebInputException
 
 abstract class ErrorCatalogExceptionHandler(private val errorCatalogService: ErrorCatalogService) {
 
@@ -28,4 +36,44 @@ abstract class ErrorCatalogExceptionHandler(private val errorCatalogService: Err
         val errorPayload = errorCatalogService.errorPayload(e)
         return errorPayload.toResponseEntity()
     }
+
+    @ExceptionHandler
+    fun errorCatalogException(e: ServerWebInputException): ResponseEntity<ErrorPayload> {
+        val error = ErrorCatalogException(HttpErrorCodes.code(ErrorCatalogCodes.REQUEST_NOT_FOUND),
+                e.errorMessageOrDefault(), e.errorCauseOrDefault())
+        val errorPayload = ErrorPayload(error.code, error.name, error.errorMessageOrDefault())
+        return errorPayload.toResponseEntity()
+    }
+
+    @ExceptionHandler
+    fun errorCatalogException(e: IncorrectResultSizeDataAccessException): ResponseEntity<ErrorPayload> {
+        val error = ErrorCatalogException(HttpErrorCodes.code(ErrorCatalogCodes.DUPLICATE_DATA),
+                e.errorMessageOrDefault(), e.errorCauseOrDefault())
+        val errorPayload = ErrorPayload(error.code, error.name, error.errorMessageOrDefault())
+        return errorPayload.toResponseEntity()
+    }
+
+    @ExceptionHandler
+    fun errorCatalogException(e: EmptyResultDataAccessException): ResponseEntity<ErrorPayload> {
+        val error = ErrorCatalogException(HttpErrorCodes.code(ErrorCatalogCodes.RESOURCE_NOT_FOUND),
+                e.errorMessageOrDefault(), e.errorCauseOrDefault())
+        val errorPayload = ErrorPayload(error.code, error.name, error.errorMessageOrDefault())
+        return errorPayload.toResponseEntity()
+    }
+
+    @ExceptionHandler
+    fun errorCatalogException(e: JpaObjectRetrievalFailureException): ResponseEntity<ErrorPayload> {
+        val error = ErrorCatalogException(HttpErrorCodes.code(ErrorCatalogCodes.RESOURCE_NOT_FOUND),
+                e.errorMessageOrDefault(), e.errorCauseOrDefault())
+        val errorPayload = ErrorPayload(error.code, error.name, error.errorMessageOrDefault())
+        return errorPayload.toResponseEntity()
+    }
+
+    @ExceptionHandler
+    fun errorCatalogException(e: Exception): ResponseEntity<ErrorPayload> {
+        val error = ErrorCatalogException(HttpErrorCodes.code(ErrorCatalogCodes.GENERIC_FAILURE),
+                e.errorMessageOrDefault(), e.errorCauseOrDefault())
+        val errorPayload = ErrorPayload(error.code, error.name, error.errorMessageOrDefault())
+        return errorPayload.toResponseEntity()
+    }
 }
diff --git a/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogService.kt b/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogService.kt
index 91f817133..21fd51b2f 100644
--- a/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogService.kt
+++ b/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/ErrorCatalogService.kt
@@ -24,7 +24,8 @@ import org.onap.ccsdk.cds.error.catalog.core.ErrorMessageLibConstants
 import org.onap.ccsdk.cds.error.catalog.core.ErrorPayload
 import org.onap.ccsdk.cds.error.catalog.core.GrpcErrorCodes
 import org.onap.ccsdk.cds.error.catalog.core.HttpErrorCodes
-import org.onap.ccsdk.cds.error.catalog.services.utils.ErrorCatalogUtils
+import org.onap.ccsdk.cds.error.catalog.core.utils.ErrorCatalogUtils
+import org.apache.commons.lang3.exception.ExceptionUtils
 import org.springframework.boot.autoconfigure.condition.ConditionalOnBean
 import org.springframework.stereotype.Service
 import javax.annotation.PostConstruct
@@ -40,10 +41,17 @@ open class ErrorCatalogService(private var errorCatalogLoadService: ErrorCatalog
 
     fun errorPayload(errorCatalogException: ErrorCatalogException): ErrorPayload {
         val errorCatalog = getErrorCatalog(errorCatalogException)
-        val errorPayload = ErrorPayload(errorCatalog.code, errorCatalog.errorId, errorCatalog.getMessage())
-        errorPayload.subErrors.addAll(errorCatalogException.errorPayload!!.subErrors)
+        val errorPayload: ErrorPayload
+        if (errorCatalogException.errorPayload == null) {
+            errorPayload = ErrorPayload(errorCatalog.code, errorCatalog.errorId, errorCatalog.getMessage())
+        } else {
+            errorPayload = errorCatalogException.errorPayload!!
+            errorPayload.code = errorCatalog.code
+            errorPayload.message = errorCatalog.getMessage()
+            errorPayload.status = errorCatalog.errorId
+        }
         if (errorCatalogException.cause != null) {
-            errorPayload.debugMessage = errorCatalogException.cause!!.printStackTrace().toString()
+            errorPayload.debugMessage = ExceptionUtils.getStackTrace(errorCatalogException.cause)
         }
         return errorPayload
     }
diff --git a/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/utils/ErrorCatalogUtils.kt b/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/utils/ErrorCatalogUtils.kt
deleted file mode 100644
index 967d3560c..000000000
--- a/ms/error-catalog/services/src/main/kotlin/org/onap/ccsdk/cds/error/catalog/services/utils/ErrorCatalogUtils.kt
+++ /dev/null
@@ -1,39 +0,0 @@
-/*
- *  Copyright © 2020 IBM, Bell Canada.
- *
- *  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.
- */
-package org.onap.ccsdk.cds.error.catalog.services.utils
-
-object ErrorCatalogUtils {
-    private const val REGEX_PATTERN = "^cause=(.*),action=(.*)"
-    private val regex = REGEX_PATTERN.toRegex()
-
-    fun readErrorCauseFromMessage(message: String): String {
-        val matchResults = regex.matchEntire(message)
-        return matchResults!!.groupValues[1]
-    }
-
-    fun readErrorActionFromMessage(message: String): String {
-        val matchResults = regex.matchEntire(message)
-        return matchResults!!.groupValues[2]
-    }
-}
-
-fun Exception.errorCauseOrDefault(): Throwable {
-    return this.cause ?: Throwable()
-}
-
-fun Exception.errorMessageOrDefault(): String {
-    return this.message ?: ""
-}