[CPS] RI: Code Refactoring
[cps.git] / cps-ri / src / test / groovy / org / onap / cps / spi / impl / CpsDataPersistenceServiceIntegrationSpec.groovy
index 28916b1..67ccc80 100755 (executable)
@@ -23,9 +23,7 @@
 
 package org.onap.cps.spi.impl
 
-import com.fasterxml.jackson.databind.ObjectMapper
 import com.google.common.collect.ImmutableSet
-import org.onap.cps.cpspath.parser.PathParsingException
 import org.onap.cps.spi.CpsDataPersistenceService
 import org.onap.cps.spi.entities.FragmentEntity
 import org.onap.cps.spi.exceptions.AlreadyDefinedExceptionBatch
@@ -36,7 +34,6 @@ import org.onap.cps.spi.exceptions.DataNodeNotFoundException
 import org.onap.cps.spi.exceptions.DataspaceNotFoundException
 import org.onap.cps.spi.model.DataNode
 import org.onap.cps.spi.model.DataNodeBuilder
-import org.onap.cps.utils.JsonObjectMapper
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.test.context.jdbc.Sql
 
@@ -50,7 +47,6 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     @Autowired
     CpsDataPersistenceService objectUnderTest
 
-    static JsonObjectMapper jsonObjectMapper = new JsonObjectMapper(new ObjectMapper())
     static DataNodeBuilder dataNodeBuilder = new DataNodeBuilder()
 
     static final String SET_DATA = '/data/fragment.sql'
@@ -71,13 +67,6 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     def static deleteTestChildXpath = "${deleteTestParentXPath}/child-with-slash[@key='a/b']"
     def static deleteTestGrandChildXPath = "${deleteTestChildXpath}/grandChild"
 
-    def expectedLeavesByXpathMap = [
-            '/parent-207'                      : ['parent-leaf': 'parent-leaf value'],
-            '/parent-207/child-001'            : ['first-child-leaf': 'first-child-leaf value'],
-            '/parent-207/child-002'            : ['second-child-leaf': 'second-child-leaf value'],
-            '/parent-207/child-002/grand-child': ['grand-child-leaf': 'grand-child-leaf value']
-    ]
-
     @Sql([CLEAR_DATA, SET_DATA])
     def 'Get all datanodes with descendants .'() {
         when: 'data nodes are retrieved by their xpath'
@@ -181,14 +170,14 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         when: 'the new data node (list elements) are added to an existing parent node'
             objectUnderTest.addMultipleLists(DATASPACE_NAME, ANCHOR_NAME3, '/parent-201', [listElements])
         then: 'new entries are successfully persisted, parent node now contains 5 children (2 new + 3 existing before)'
-            def parentFragment = fragmentRepository.getById(LIST_DATA_NODE_PARENT201_FRAGMENT_ID)
+            def parentFragment = fragmentRepository.getReferenceById(LIST_DATA_NODE_PARENT201_FRAGMENT_ID)
             def allChildXpaths = parentFragment.childFragments.collect { it.xpath }
             assert allChildXpaths.size() == 5
             assert allChildXpaths.containsAll(listElementXpaths)
         and: 'the (grand)child node of the new list entry is also present'
             def dataspaceEntity = dataspaceRepository.getByName(DATASPACE_NAME)
             def anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, ANCHOR_NAME3)
-            def grandChildFragmentEntity = fragmentRepository.findByDataspaceAndAnchorAndXpath(dataspaceEntity, anchorEntity, grandChild.xpath)
+            def grandChildFragmentEntity = fragmentRepository.findByAnchorAndXpath(anchorEntity, grandChild.xpath)
             assert grandChildFragmentEntity.isPresent()
     }
 
@@ -213,7 +202,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         and: 'the new entity is inserted correctly'
             def dataspaceEntity = dataspaceRepository.getByName(DATASPACE_NAME)
             def anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, ANCHOR_HAVING_SINGLE_TOP_LEVEL_FRAGMENT)
-            fragmentRepository.findByDataspaceAndAnchorAndXpath(dataspaceEntity, anchorEntity, '/parent-200/child-new2').isPresent()
+            fragmentRepository.findByAnchorAndXpath(anchorEntity, '/parent-200/child-new2').isPresent()
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
@@ -253,8 +242,8 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         when: 'trying to execute a query with a syntax (parsing) error'
             objectUnderTest.getDataNodes(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, 'invalid-cps-path/child' , OMIT_DESCENDANTS)
         then: 'exception is thrown'
-            def exceptionThrown = thrown(PathParsingException)
-            assert exceptionThrown.getMessage().contains('failed to parse at line 1 due to extraneous input \'invalid-cps-path\' expecting \'/\'')
+            def exceptionThrown = thrown(CpsPathException)
+            assert exceptionThrown.getDetails() == "failed to parse at line 1 due to extraneous input 'invalid-cps-path' expecting '/'"
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
@@ -288,7 +277,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         where: 'the following data is used'
             scenario             | dataspaceName  | anchorName                        | xpath           || expectedException
             'non existing xpath' | DATASPACE_NAME | ANCHOR_FOR_DATA_NODES_WITH_LEAVES | '/NO-XPATH'     || DataNodeNotFoundException
-            'invalid Xpath'      | DATASPACE_NAME | ANCHOR_FOR_DATA_NODES_WITH_LEAVES | 'INVALID XPATH' || PathParsingException
+            'invalid Xpath'      | DATASPACE_NAME | ANCHOR_FOR_DATA_NODES_WITH_LEAVES | 'INVALID XPATH' || CpsPathException
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
@@ -315,7 +304,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
             'root xpath'                           | ["/"]                                           || 7
             'empty (root) xpath'                   | [""]                                            || 7
             'root and top-level xpaths'            | ["/", "/parent-200", "/parent-201"]             || 7
-            'root and child xpaths'                | ["/", "/parent-200/child-201"]                  || 8
+            'root and child xpaths'                | ["/", "/parent-200/child-201"]                  || 7
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
@@ -336,7 +325,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
             objectUnderTest.updateDataLeaves(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES,
                     '/parent-200/child-201', ['leaf-value': 'new'])
         then: 'leaves are updated for selected data node'
-            def updatedFragment = fragmentRepository.getById(DATA_NODE_202_FRAGMENT_ID)
+            def updatedFragment = fragmentRepository.getReferenceById(DATA_NODE_202_FRAGMENT_ID)
             def updatedLeaves = getLeavesMap(updatedFragment)
             assert updatedLeaves.size() == 1
             assert updatedLeaves.'leaf-value' == 'new'
@@ -361,13 +350,13 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
-    def 'Update data node and descendants by removing descendants.'() {
-        given: 'data node object with leaves updated, no children'
-            def submittedDataNode = buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [])
+    def 'Update data nodes and descendants by removing descendants.'() {
+        given: 'data nodes with leaves updated, no children'
+            def submittedDataNodes = [buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [])]
         when: 'update data nodes and descendants is performed'
-            objectUnderTest.updateDataNodeAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNode)
+            objectUnderTest.updateDataNodesAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNodes)
         then: 'leaves have been updated for selected data node'
-            def updatedFragment = fragmentRepository.getById(DATA_NODE_202_FRAGMENT_ID)
+            def updatedFragment = fragmentRepository.getReferenceById(DATA_NODE_202_FRAGMENT_ID)
             def updatedLeaves = getLeavesMap(updatedFragment)
             assert updatedLeaves.size() == 1
             assert updatedLeaves.'leaf-value' == 'new'
@@ -378,15 +367,15 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
-    def 'Update data node and descendants with new descendants'() {
-        given: 'data node object with leaves updated, having child with old content'
-            def submittedDataNode = buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [
+    def 'Update data nodes and descendants with new descendants'() {
+        given: 'data nodes with leaves updated, having child with old content'
+            def submittedDataNodes = [buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [
                   buildDataNode('/parent-200/child-201/grand-child', ['leaf-value': 'original'], [])
-            ])
+            ])]
         when: 'update is performed including descendants'
-            objectUnderTest.updateDataNodeAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNode)
+            objectUnderTest.updateDataNodesAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNodes)
         then: 'leaves have been updated for selected data node'
-            def updatedFragment = fragmentRepository.getById(DATA_NODE_202_FRAGMENT_ID)
+            def updatedFragment = fragmentRepository.getReferenceById(DATA_NODE_202_FRAGMENT_ID)
             def updatedLeaves = getLeavesMap(updatedFragment)
             assert updatedLeaves.size() == 1
             assert updatedLeaves.'leaf-value' == 'new'
@@ -398,15 +387,15 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
-    def 'Update data node and descendants with same descendants but changed leaf value.'() {
-        given: 'data node object with leaves updated, having child with old content'
-            def submittedDataNode = buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [
+    def 'Update data nodes and descendants with same descendants but changed leaf value.'() {
+        given: 'data nodes with leaves updated, having child with old content'
+            def submittedDataNodes = [buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [
                     buildDataNode('/parent-200/child-201/grand-child', ['leaf-value': 'new'], [])
-            ])
+            ])]
         when: 'update is performed including descendants'
-            objectUnderTest.updateDataNodeAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNode)
+            objectUnderTest.updateDataNodesAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNodes)
         then: 'leaves have been updated for selected data node'
-            def updatedFragment = fragmentRepository.getById(DATA_NODE_202_FRAGMENT_ID)
+            def updatedFragment = fragmentRepository.getReferenceById(DATA_NODE_202_FRAGMENT_ID)
             def updatedLeaves = getLeavesMap(updatedFragment)
             assert updatedLeaves.size() == 1
             assert updatedLeaves.'leaf-value' == 'new'
@@ -418,15 +407,15 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
-    def 'Update data node and descendants with different descendants xpath'() {
-        given: 'data node object with leaves updated, having child with old content'
-            def submittedDataNode = buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [
+    def 'Update data nodes and descendants with different descendants xpath'() {
+        given: 'data nodes with leaves updated, having child with old content'
+            def submittedDataNodes = [buildDataNode('/parent-200/child-201', ['leaf-value': 'new'], [
                     buildDataNode('/parent-200/child-201/grand-child-new', ['leaf-value': 'new'], [])
-            ])
+            ])]
         when: 'update is performed including descendants'
-            objectUnderTest.updateDataNodeAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNode)
+            objectUnderTest.updateDataNodesAndDescendants(DATASPACE_NAME, ANCHOR_FOR_DATA_NODES_WITH_LEAVES, submittedDataNodes)
         then: 'leaves have been updated for selected data node'
-            def updatedFragment = fragmentRepository.getById(DATA_NODE_202_FRAGMENT_ID)
+            def updatedFragment = fragmentRepository.getReferenceById(DATA_NODE_202_FRAGMENT_ID)
             def updatedLeaves = getLeavesMap(updatedFragment)
             assert updatedLeaves.size() == 1
             assert updatedLeaves.'leaf-value' == 'new'
@@ -440,19 +429,17 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
-    def 'Update data node and descendants error scenario: #scenario.'() {
-        given: 'data node object'
-            def submittedDataNode = buildDataNode(xpath, ['leaf-name': 'leaf-value'], [])
+    def 'Update data nodes and descendants error scenario: #scenario.'() {
+        given: 'data nodes collection'
+            def submittedDataNodes = [buildDataNode(xpath, ['leaf-name': 'leaf-value'], [])]
         when: 'attempt to update data node for #scenario'
-            objectUnderTest.updateDataNodeAndDescendants(dataspaceName, anchorName, submittedDataNode)
+            objectUnderTest.updateDataNodesAndDescendants(dataspaceName, anchorName, submittedDataNodes)
         then: 'a #expectedException is thrown'
             thrown(expectedException)
         where: 'the following data is used'
             scenario                 | dataspaceName  | anchorName                        | xpath                 || expectedException
             'non-existing dataspace' | 'NO DATASPACE' | 'not relevant'                    | '/not relevant'       || DataspaceNotFoundException
             'non-existing anchor'    | DATASPACE_NAME | 'NO ANCHOR'                       | '/not relevant'       || AnchorNotFoundException
-            'non-existing xpath'     | DATASPACE_NAME | ANCHOR_FOR_DATA_NODES_WITH_LEAVES | '/NON-EXISTING-XPATH' || DataNodeNotFoundException
-            'invalid xpath'          | DATASPACE_NAME | ANCHOR_FOR_DATA_NODES_WITH_LEAVES | 'INVALID XPATH'       || CpsPathException
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
@@ -464,13 +451,13 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
                 objectUnderTest.addListElements(DATASPACE_NAME, ANCHOR_NAME1, parentXpath, originalListEntriesAsDataNodes)
             }
         and: 'each original list element has one child'
-            def originalParentFragment = fragmentRepository.getById(PARENT_3_FRAGMENT_ID)
+            def originalParentFragment = fragmentRepository.getReferenceById(PARENT_3_FRAGMENT_ID)
             originalParentFragment.childFragments.each {assert it.childFragments.size() == 1 }
         when: 'it is updated with #scenario'
             def replacementListEntriesAsDataNodes = createChildListAllHavingAttributeValue(parentXpath, 'new value', replacementKeys, false)
             objectUnderTest.replaceListContent(DATASPACE_NAME, ANCHOR_NAME1, parentXpath, replacementListEntriesAsDataNodes)
         then: 'the result list ONLY contains the expected replacement elements'
-            def parentFragment = fragmentRepository.getById(PARENT_3_FRAGMENT_ID)
+            def parentFragment = fragmentRepository.getReferenceById(PARENT_3_FRAGMENT_ID)
             def allChildXpaths = parentFragment.childFragments.collect { it.xpath }
             def expectedListEntriesAfterUpdateAsXpaths = keysToXpaths(parentXpath, replacementKeys)
             assert allChildXpaths.size() == replacementKeys.size()
@@ -498,7 +485,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
             def replacementListEntriesAsDataNodes = createChildListAllHavingAttributeValue(parentXpath, 'new', ['A'], true)
             objectUnderTest.replaceListContent(DATASPACE_NAME, ANCHOR_NAME1, parentXpath, replacementListEntriesAsDataNodes)
         then: 'The updated fragment has a child-list with ONLY element "A"'
-            def parentFragment = fragmentRepository.getById(PARENT_3_FRAGMENT_ID)
+            def parentFragment = fragmentRepository.getReferenceById(PARENT_3_FRAGMENT_ID)
             parentFragment.childFragments.size() == 1
             def childListElementA = parentFragment.childFragments[0]
             childListElementA.xpath == "/parent-3/child-list[@key='A']"
@@ -519,7 +506,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
             def replacementListEntriesAsDataNodes = createChildListAllHavingAttributeValue(XPATH_DATA_NODE_WITH_DESCENDANTS, 'new', ['A','B'], false)
             objectUnderTest.replaceListContent(DATASPACE_NAME, ANCHOR_NAME1, XPATH_DATA_NODE_WITH_DESCENDANTS, replacementListEntriesAsDataNodes)
         then: 'the parent will have 3 children after the replacement'
-            def parentFragment = fragmentRepository.getById(ID_DATA_NODE_WITH_DESCENDANTS)
+            def parentFragment = fragmentRepository.getReferenceById(ID_DATA_NODE_WITH_DESCENDANTS)
             parentFragment.childFragments.size() == 3
             def xpaths = parentFragment.childFragments.collect {it.xpath}
         and: 'one of the children is the original child fragment'
@@ -552,7 +539,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         when: 'deleting list is executed for: #scenario.'
             objectUnderTest.deleteListDataNode(DATASPACE_NAME, ANCHOR_NAME3, targetXpaths)
         and: 'remaining children are fetched'
-            def parentFragment = fragmentRepository.getById(parentFragmentId)
+            def parentFragment = fragmentRepository.getReferenceById(parentFragmentId)
             def remainingChildXpaths = parentFragment.childFragments.collect { it.xpath }
         then: 'only the expected children remain'
             assert remainingChildXpaths.size() == expectedRemainingChildXpaths.size()
@@ -570,7 +557,7 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         when: 'deleting nodes is executed for: #scenario.'
             objectUnderTest.deleteDataNodes(DATASPACE_NAME, ANCHOR_NAME3, targetXpaths)
         and: 'remaining children are fetched'
-            def parentFragment = fragmentRepository.getById(LIST_DATA_NODE_PARENT203_FRAGMENT_ID)
+            def parentFragment = fragmentRepository.getReferenceById(LIST_DATA_NODE_PARENT203_FRAGMENT_ID)
             def remainingChildXpaths = parentFragment.childFragments.collect { it.xpath }
         then: 'only the expected children remain'
             assert remainingChildXpaths.size() == expectedRemainingChildXpaths.size()
@@ -667,35 +654,35 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         then: 'a #expectedException is thrown'
             thrown(expectedException)
         where: 'the following parameters were used'
-            scenario                                        | datanodeXpath                                    | expectedException
-            'valid data node, non existent child node'      | '/parent-203/child-non-existent'                 | DataNodeNotFoundException
-            'invalid list element'                          | '/parent-206/child-206/grand-child-206@key="A"]' | PathParsingException
+            scenario                                   | datanodeXpath                                    | expectedException
+            'valid data node, non existent child node' | '/parent-203/child-non-existent'                 | DataNodeNotFoundException
+            'invalid list element'                     | '/parent-206/child-206/grand-child-206@key="A"]' | CpsPathException
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
     def 'Delete data node for an anchor.'() {
         given: 'a data-node exists for an anchor'
-            assert fragmentsExistInDB(1001, 3003)
+            assert fragmentsExistInDB(3003)
         when: 'data nodes are deleted '
             objectUnderTest.deleteDataNodes(DATASPACE_NAME, ANCHOR_NAME3)
         then: 'all data-nodes are deleted successfully'
-            assert !fragmentsExistInDB(1001, 3003)
+            assert !fragmentsExistInDB(3003)
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
     def 'Delete data node for multiple anchors.'() {
         given: 'a data-node exists for an anchor'
-            assert fragmentsExistInDB(1001, 3001)
-            assert fragmentsExistInDB(1001, 3003)
+            assert fragmentsExistInDB(3001)
+            assert fragmentsExistInDB(3003)
         when: 'data nodes are deleted '
             objectUnderTest.deleteDataNodes(DATASPACE_NAME, ['ANCHOR-001', 'ANCHOR-003'])
         then: 'all data-nodes are deleted successfully'
-            assert !fragmentsExistInDB(1001, 3001)
-            assert !fragmentsExistInDB(1001, 3003)
+            assert !fragmentsExistInDB(3001)
+            assert !fragmentsExistInDB(3003)
     }
 
-    def fragmentsExistInDB(dataSpaceId, anchorId) {
-        !fragmentRepository.findRootsByDataspaceAndAnchor(dataSpaceId, anchorId).isEmpty()
+    def fragmentsExistInDB(anchorId) {
+        fragmentRepository.existsByAnchorId(anchorId)
     }
 
     static Collection<DataNode> toDataNodes(xpaths) {
@@ -707,23 +694,10 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
         return dataNodeBuilder.withXpath(xpath).withLeaves(leaves).withChildDataNodes(childDataNodes).build()
     }
 
-    static Map<String, Object> getLeavesMap(FragmentEntity fragmentEntity) {
+    Map<String, Object> getLeavesMap(FragmentEntity fragmentEntity) {
         return jsonObjectMapper.convertJsonString(fragmentEntity.attributes, Map<String, Object>.class)
     }
 
-    def static assertLeavesMaps(actualLeavesMap, expectedLeavesMap) {
-        expectedLeavesMap.forEach((key, value) -> {
-            def actualValue = actualLeavesMap[key]
-            if (value instanceof Collection<?> && actualValue instanceof Collection<?>) {
-                assert value.size() == actualValue.size()
-                assert value.containsAll(actualValue)
-            } else {
-                assert value == actualValue
-            }
-        })
-        return true
-    }
-
     def static treeToFlatMapByXpath(Map<String, DataNode> flatMap, DataNode dataNodeTree) {
         flatMap.put(dataNodeTree.xpath, dataNodeTree)
         dataNodeTree.childDataNodes
@@ -757,10 +731,9 @@ class CpsDataPersistenceServiceIntegrationSpec extends CpsPersistenceSpecBase {
     def getFragmentByXpath(dataspaceName, anchorName, xpath) {
         def dataspace = dataspaceRepository.getByName(dataspaceName)
         def anchor = anchorRepository.getByDataspaceAndName(dataspace, anchorName)
-        return fragmentRepository.findByDataspaceAndAnchorAndXpath(dataspace, anchor, xpath).orElseThrow()
+        return fragmentRepository.findByAnchorAndXpath(anchor, xpath).orElseThrow()
     }
 
-
     def createChildListAllHavingAttributeValue(parentXpath, tag, Collection keys, boolean addGrandChild) {
         def listElementAsDataNodes = keysToXpaths(parentXpath, keys).collect {
                 new DataNodeBuilder()