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fix selector dim filter check for value null

This commit is contained in:
fjy 2013-08-21 18:51:44 -07:00
parent ef12439df9
commit 0fa8b48fb7
1 changed files with 2 additions and 2 deletions
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4
client/src/main/java/com/metamx/druid/query/filter/SelectorDimFilter.java
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@ -39,7 +39,7 @@ public class SelectorDimFilter implements DimFilter
)
{
Preconditions.checkArgument(dimension != null, "dimension must not be null");
Preconditions.checkArgument(value != null, "value must not be null");
this.dimension = dimension;
this.value = value;
}
@ -48,7 +48,7 @@ public class SelectorDimFilter implements DimFilter
public byte[] getCacheKey()
{
byte[] dimensionBytes = dimension.getBytes();
byte[] valueBytes = value.getBytes();
byte[] valueBytes = (value == null) ? new byte[]{} : value.getBytes();
return ByteBuffer.allocate(1 + dimensionBytes.length + valueBytes.length)
.put(DimFilterCacheHelper.SELECTOR_CACHE_ID)