2 files changed, 20 insertions, 8 deletions

diff --git a/cps-rest/src/main/java/org/onap/cps/rest/controller/DataRestController.java b/cps-rest/src/main/java/org/onap/cps/rest/controller/DataRestController.java
index 8dea2c02c..fdce9bee6 100755
--- a/cps-rest/src/main/java/org/onap/cps/rest/controller/DataRestController.java
+++ b/cps-rest/src/main/java/org/onap/cps/rest/controller/DataRestController.java
@@ -30,8 +30,10 @@ import org.apache.commons.lang3.StringUtils;
 import org.onap.cps.api.CpsDataService;
 import org.onap.cps.rest.api.CpsDataApi;
 import org.onap.cps.spi.FetchDescendantsOption;
+import org.onap.cps.spi.model.DataNode;
 import org.onap.cps.utils.DataMapUtils;
 import org.onap.cps.utils.JsonObjectMapper;
+import org.onap.cps.utils.PrefixResolver;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -48,6 +50,7 @@ public class DataRestController implements CpsDataApi {
 
     private final CpsDataService cpsDataService;
     private final JsonObjectMapper jsonObjectMapper;
+    private final PrefixResolver prefixResolver;
 
     @Override
     public ResponseEntity<String> createNode(final String dataspaceName, final String anchorName,
@@ -84,9 +87,10 @@ public class DataRestController implements CpsDataApi {
         final String xpath, final Boolean includeDescendants) {
         final FetchDescendantsOption fetchDescendantsOption = Boolean.TRUE.equals(includeDescendants)
             ? FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS : FetchDescendantsOption.OMIT_DESCENDANTS;
-        final var dataNode = cpsDataService.getDataNode(dataspaceName, anchorName, xpath,
+        final DataNode dataNode = cpsDataService.getDataNode(dataspaceName, anchorName, xpath,
             fetchDescendantsOption);
-        return new ResponseEntity<>(DataMapUtils.toDataMapWithIdentifier(dataNode), HttpStatus.OK);
+        final String prefix = prefixResolver.getPrefix(dataspaceName, anchorName, xpath);
+        return new ResponseEntity<>(DataMapUtils.toDataMapWithIdentifier(dataNode, prefix), HttpStatus.OK);
     }
 
     @Override
diff --git a/cps-rest/src/main/java/org/onap/cps/rest/controller/QueryRestController.java b/cps-rest/src/main/java/org/onap/cps/rest/controller/QueryRestController.java
index 7a96cffff..577ad9c26 100644
--- a/cps-rest/src/main/java/org/onap/cps/rest/controller/QueryRestController.java
+++ b/cps-rest/src/main/java/org/onap/cps/rest/controller/QueryRestController.java
@@ -25,7 +25,6 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
-import javax.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import org.onap.cps.api.CpsQueryService;
 import org.onap.cps.rest.api.CpsQueryApi;
@@ -33,6 +32,7 @@ import org.onap.cps.spi.FetchDescendantsOption;
 import org.onap.cps.spi.model.DataNode;
 import org.onap.cps.utils.DataMapUtils;
 import org.onap.cps.utils.JsonObjectMapper;
+import org.onap.cps.utils.PrefixResolver;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -45,17 +45,25 @@ public class QueryRestController implements CpsQueryApi {
 
     private final CpsQueryService cpsQueryService;
     private final JsonObjectMapper jsonObjectMapper;
+    private final PrefixResolver prefixResolver;
 
     @Override
     public ResponseEntity<Object> getNodesByDataspaceAndAnchorAndCpsPath(final String dataspaceName,
-        final String anchorName, @Valid final String cpsPath, @Valid final Boolean includeDescendants) {
+        final String anchorName, final String cpsPath, final Boolean includeDescendants) {
         final FetchDescendantsOption fetchDescendantsOption = Boolean.TRUE.equals(includeDescendants)
             ? FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS : FetchDescendantsOption.OMIT_DESCENDANTS;
         final Collection<DataNode> dataNodes =
             cpsQueryService.queryDataNodes(dataspaceName, anchorName, cpsPath, fetchDescendantsOption);
-        final List<Map<String, Object>> dataNodeList = new ArrayList<>();
-        dataNodes.stream()
-            .forEach(dataNode -> dataNodeList.add(DataMapUtils.toDataMapWithIdentifier(dataNode)));
-        return new ResponseEntity<>(jsonObjectMapper.asJsonString(dataNodeList), HttpStatus.OK);
+        final List<Map<String, Object>> dataMaps = new ArrayList<>(dataNodes.size());
+        String prefix = null;
+        for (final DataNode dataNode : dataNodes) {
+            if (prefix == null) {
+                prefix = prefixResolver.getPrefix(dataspaceName, anchorName, dataNode.getXpath());
+            }
+            final Map<String, Object> dataMap = DataMapUtils.toDataMapWithIdentifier(dataNode, prefix);
+            dataMaps.add(dataMap);
+        }
+
+        return new ResponseEntity<>(jsonObjectMapper.asJsonString(dataMaps), HttpStatus.OK);
     }
 }