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Posted to commits@kylin.apache.org by li...@apache.org on 2017/06/29 05:48:26 UTC

[19/50] kylin git commit: minor, disallow empty joint and hierarchy groups

minor, disallow empty joint and hierarchy groups


Project: http://git-wip-us.apache.org/repos/asf/kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/kylin/commit/4d2a548a
Tree: http://git-wip-us.apache.org/repos/asf/kylin/tree/4d2a548a
Diff: http://git-wip-us.apache.org/repos/asf/kylin/diff/4d2a548a

Branch: refs/heads/master
Commit: 4d2a548accba5aa70ad7c2bcc405882a44fe9aae
Parents: 361b58d
Author: lidongsjtu <li...@apache.org>
Authored: Mon Jun 19 18:50:56 2017 +0800
Committer: Roger Shi <ro...@gmail.com>
Committed: Mon Jun 19 18:56:33 2017 +0800

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 .../java/org/apache/kylin/cube/model/CubeDesc.java    | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/kylin/blob/4d2a548a/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
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diff --git a/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java b/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
index 4318570..91f985c 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
@@ -707,11 +707,11 @@ public class CubeDesc extends RootPersistentEntity implements IEngineAware {
                 throw new IllegalStateException("Aggregation group " + index + " hierarchy dimensions overlap with joint dimensions: " + ensureOrder(CollectionUtils.intersection(hierarchyDims, jointDims)));
             }
 
-            if (hasSingle(hierarchyDimsList)) {
+            if (hasSingleOrNone(hierarchyDimsList)) {
                 logger.error("Aggregation group " + index + " require at least 2 dimensions in a hierarchy");
                 throw new IllegalStateException("Aggregation group " + index + " require at least 2 dimensions in a hierarchy.");
             }
-            if (hasSingle(jointDimsList)) {
+            if (hasSingleOrNone(jointDimsList)) {
                 logger.error("Aggregation group " + index + " require at least 2 dimensions in a joint");
                 throw new IllegalStateException("Aggregation group " + index + " require at least 2 dimensions in a joint");
             }
@@ -753,15 +753,15 @@ public class CubeDesc extends RootPersistentEntity implements IEngineAware {
         }
     }
 
-    private boolean hasSingle(ArrayList<Set<String>> dimsList) {
-        boolean hasSingle = false;
+    private boolean hasSingleOrNone(ArrayList<Set<String>> dimsList) {
+        boolean hasSingleOrNone = false;
         for (Set<String> dims : dimsList) {
-            if (dims.size() == 1) {
-                hasSingle = true;
+            if (dims.size() <= 1) {
+                hasSingleOrNone = true;
                 break;
             }
         }
-        return hasSingle;
+        return hasSingleOrNone;
     }
 
     private Pair<Boolean, Set<String>> hasOverlap(ArrayList<Set<String>> dimsList, Set<String> Dims) {