Author: jukka
Date: Fri Jan 24 02:17:51 2014
New Revision: 1560888
URL: http://svn.apache.org/r1560888
Log:
OAK-834: Efficient copying of binaries across repositories
Implement SegmentBlob.getReference() based on the external value feature from
OAK-1333
Modified:
jackrabbit/oak/trunk/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/SegmentBlob.java
Modified:
jackrabbit/oak/trunk/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/SegmentBlob.java
URL:
http://svn.apache.org/viewvc/jackrabbit/oak/trunk/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/SegmentBlob.java?rev=1560888&r1=1560887&r2=1560888&view=diff
==============================================================================
---
jackrabbit/oak/trunk/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/SegmentBlob.java
(original)
+++
jackrabbit/oak/trunk/oak-core/src/main/java/org/apache/jackrabbit/oak/plugins/segment/SegmentBlob.java
Fri Jan 24 02:17:51 2014
@@ -99,7 +99,17 @@ class SegmentBlob extends Record impleme
@Override @CheckForNull
public String getReference() {
- return null;
+ Segment segment = getSegment();
+ int offset = getOffset();
+ if ((segment.readByte(offset) & 0xf0) == 0xe0) {
+ // 1110 xxxx: external value
+ int length = segment.readShort(offset) & 0x0fff;
+ byte[] bytes = new byte[length];
+ segment.readBytes(offset + 10, bytes, 0, length);
+ return new String(bytes, UTF_8);
+ } else {
+ return null;
+ }
}
//------------------------------------------------------------< Object >--
