Eliminate Template Requirement
[ccsdk/cds.git] / ms / blueprintsprocessor / functions / resource-resolution / src / main / kotlin / org / onap / ccsdk / cds / blueprintsprocessor / functions / resource / resolution / processor / DatabaseResourceAssignmentProcessor.kt
index 6645a63..0bfd7e4 100644 (file)
 package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.processor
 
 import org.onap.ccsdk.cds.blueprintsprocessor.db.BluePrintDBLibGenericService
-import org.onap.ccsdk.cds.blueprintsprocessor.db.primary.BluePrintDBLibPropertySevice
-import org.onap.ccsdk.cds.blueprintsprocessor.db.primary.PrimaryDBLibGenericService
+import org.onap.ccsdk.cds.blueprintsprocessor.db.primary.BluePrintDBLibPropertyService
+import org.onap.ccsdk.cds.blueprintsprocessor.db.PrimaryDBLibGenericService
 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.DatabaseResourceSource
 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.ResourceResolutionConstants.PREFIX_RESOURCE_RESOLUTION_PROCESSOR
 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.utils.ResourceAssignmentUtils
-import org.onap.ccsdk.cds.controllerblueprints.core.*
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
+import org.onap.ccsdk.cds.controllerblueprints.core.checkNotEmpty
+import org.onap.ccsdk.cds.controllerblueprints.core.isNotEmpty
+import org.onap.ccsdk.cds.controllerblueprints.core.nullToEmpty
 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
+import org.onap.ccsdk.cds.controllerblueprints.resource.dict.KeyIdentifier
 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceDictionaryConstants
 import org.slf4j.LoggerFactory
 import org.springframework.beans.factory.config.ConfigurableBeanFactory
 import org.springframework.context.annotation.Scope
 import org.springframework.stereotype.Service
-import java.util.*
+import java.util.HashMap
 
 /**
  * DatabaseResourceAssignmentProcessor
@@ -40,9 +44,10 @@ import java.util.*
  */
 @Service("${PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-db")
 @Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
-open class DatabaseResourceAssignmentProcessor(private val bluePrintDBLibPropertySevice: BluePrintDBLibPropertySevice,
-                                               private val primaryDBLibGenericService: PrimaryDBLibGenericService)
-    : ResourceAssignmentProcessor() {
+open class DatabaseResourceAssignmentProcessor(
+    private val bluePrintDBLibPropertyService: BluePrintDBLibPropertyService,
+    private val primaryDBLibGenericService: PrimaryDBLibGenericService
+) : ResourceAssignmentProcessor() {
 
     private val logger = LoggerFactory.getLogger(DatabaseResourceAssignmentProcessor::class.java)
 
@@ -53,20 +58,10 @@ open class DatabaseResourceAssignmentProcessor(private val bluePrintDBLibPropert
     override suspend fun processNB(resourceAssignment: ResourceAssignment) {
         try {
             validate(resourceAssignment)
-
             // Check if It has Input
-            try {
-                val value = raRuntimeService.getInputValue(resourceAssignment.name)
-                if (value.returnNullIfMissing() != null) {
-                    logger.info("processor-db source template key (${resourceAssignment.name}) found from input and value is ($value)")
-                    ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, value)
-                } else {
-                    setValueFromDB(resourceAssignment)
-                }
-            } catch (e: BluePrintProcessorException) {
+            if (!setFromInput(resourceAssignment)) {
                 setValueFromDB(resourceAssignment)
             }
-
             // Check the value has populated for mandatory case
             ResourceAssignmentUtils.assertTemplateKeyValueNotNull(resourceAssignment)
         } catch (e: Exception) {
@@ -82,12 +77,13 @@ open class DatabaseResourceAssignmentProcessor(private val bluePrintDBLibPropert
 
         /** Check Resource Assignment has the source definitions, If not get from Resource Definition **/
         val resourceSource = resourceAssignment.dictionarySourceDefinition
-                ?: resourceDefinition?.sources?.get(dSource)
-                ?: throw BluePrintProcessorException("couldn't get resource definition $dName source($dSource)")
+            ?: resourceDefinition?.sources?.get(dSource)
+            ?: throw BluePrintProcessorException("couldn't get resource definition $dName source($dSource)")
         val resourceSourceProperties = checkNotNull(resourceSource.properties) {
             "failed to get source properties for $dName "
         }
-        val sourceProperties = JacksonUtils.getInstanceFromMap(resourceSourceProperties, DatabaseResourceSource::class.java)
+        val sourceProperties =
+            JacksonUtils.getInstanceFromMap(resourceSourceProperties, DatabaseResourceSource::class.java)
 
         val sql = checkNotNull(sourceProperties.query) {
             "failed to get request query for $dName under $dSource properties"
@@ -96,7 +92,15 @@ open class DatabaseResourceAssignmentProcessor(private val bluePrintDBLibPropert
             "failed to get input-key-mappings for $dName under $dSource properties"
         }
 
-        logger.info("$dSource dictionary information : ($sql), ($inputKeyMapping), (${sourceProperties.outputKeyMapping})")
+        sourceProperties.inputKeyMapping
+                ?.mapValues { raRuntimeService.getDictionaryStore(it.value) }
+                ?.map { KeyIdentifier(it.key, it.value) }
+                ?.let { resourceAssignment.keyIdentifiers.addAll(it) }
+
+        logger.info(
+            "DatabaseResource ($dSource) dictionary information: " +
+                    "Query:($sql), input-key-mapping:($inputKeyMapping), output-key-mapping:(${sourceProperties.outputKeyMapping})"
+        )
         val jdbcTemplate = blueprintDBLibService(sourceProperties)
 
         val rows = jdbcTemplate.query(sql, populateNamedParameter(inputKeyMapping))
@@ -110,11 +114,10 @@ open class DatabaseResourceAssignmentProcessor(private val bluePrintDBLibPropert
     private fun blueprintDBLibService(sourceProperties: DatabaseResourceSource): BluePrintDBLibGenericService {
         return if (isNotEmpty(sourceProperties.endpointSelector)) {
             val dbPropertiesJson = raRuntimeService.resolveDSLExpression(sourceProperties.endpointSelector!!)
-            bluePrintDBLibPropertySevice.JdbcTemplate(dbPropertiesJson)
+            bluePrintDBLibPropertyService.JdbcTemplate(dbPropertiesJson)
         } else {
             primaryDBLibGenericService
         }
-
     }
 
     @Throws(BluePrintProcessorException::class)
@@ -123,29 +126,34 @@ open class DatabaseResourceAssignmentProcessor(private val bluePrintDBLibPropert
         checkNotEmpty(resourceAssignment.dictionaryName) {
             "resource assignment dictionary name is not defined for template key (${resourceAssignment.name})"
         }
-        check(resourceAssignment.dictionarySource in getListOfDBSources())
-        {
+        check(resourceAssignment.dictionarySource in getListOfDBSources()) {
             "resource assignment source is not ${ResourceDictionaryConstants.PROCESSOR_DB} but it is ${resourceAssignment.dictionarySource}"
         }
     }
 
-    //placeholder to get the list of DB sources.
-    //TODO: This will be replaced with a DB
-    private fun getListOfDBSources(): Array<String> =  arrayOf(ResourceDictionaryConstants.PROCESSOR_DB)
+    // placeholder to get the list of DB sources.
+    // TODO: This will be replaced with a DB
+    private fun getListOfDBSources(): Array<String> = arrayOf(ResourceDictionaryConstants.PROCESSOR_DB)
 
     private fun populateNamedParameter(inputKeyMapping: Map<String, String>): Map<String, Any> {
         val namedParameters = HashMap<String, Any>()
         inputKeyMapping.forEach {
-            val expressionValue = raRuntimeService.getDictionaryStore(it.value).textValue()
+            val expressionValue = raRuntimeService.getResolutionStore(it.value).textValue()
             logger.trace("Reference dictionary key (${it.key}) resulted in value ($expressionValue)")
             namedParameters[it.key] = expressionValue
         }
-        logger.info("Parameter information : ($namedParameters)")
+        if (namedParameters.isNotEmpty()) {
+            logger.info("Parameter information : ($namedParameters)")
+        }
         return namedParameters
     }
 
     @Throws(BluePrintProcessorException::class)
-    private fun populateResource(resourceAssignment: ResourceAssignment, sourceProperties: DatabaseResourceSource, rows: List<Map<String, Any>>) {
+    private fun populateResource(
+        resourceAssignment: ResourceAssignment,
+        sourceProperties: DatabaseResourceSource,
+        rows: List<Map<String, Any>>
+    ) {
         val dName = resourceAssignment.dictionaryName
         val dSource = resourceAssignment.dictionarySource
         val type = nullToEmpty(resourceAssignment.property?.type)
@@ -153,14 +161,16 @@ open class DatabaseResourceAssignmentProcessor(private val bluePrintDBLibPropert
         val outputKeyMapping = checkNotNull(sourceProperties.outputKeyMapping) {
             "failed to get output-key-mappings for $dName under $dSource properties"
         }
-        logger.info("Response processing type($type)")
+        logger.info("Response processing type ($type)")
 
         val responseNode = checkNotNull(JacksonUtils.getJsonNode(rows)) {
             "Failed to get database query result into Json node."
         }
 
-        val parsedResponseNode = ResourceAssignmentUtils.parseResponseNode(responseNode, resourceAssignment,
-                raRuntimeService, outputKeyMapping)
+        val parsedResponseNode = ResourceAssignmentUtils.parseResponseNode(
+            responseNode, resourceAssignment,
+            raRuntimeService, outputKeyMapping
+        )
         ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, parsedResponseNode)
     }