From 466e739d71f426422881986cf018643b7876acf5 Mon Sep 17 00:00:00 2001
From: Chandan Rajah <crajah@parallelai.com>
Date: Fri, 16 Aug 2013 14:19:51 +0100
Subject: Adding Delete functionality to the HBaseSource

---
 .../parallelai/spyglass/hbase/HBaseRecordWriter.java | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'src/main/java/parallelai/spyglass/hbase/HBaseRecordWriter.java')

diff --git a/src/main/java/parallelai/spyglass/hbase/HBaseRecordWriter.java b/src/main/java/parallelai/spyglass/hbase/HBaseRecordWriter.java
index 1cca133..50aa116 100644
--- a/src/main/java/parallelai/spyglass/hbase/HBaseRecordWriter.java
+++ b/src/main/java/parallelai/spyglass/hbase/HBaseRecordWriter.java
@@ -2,6 +2,8 @@ package parallelai.spyglass.hbase;
 
 import java.io.IOException;
 
+import cascading.tap.SinkMode;
+import org.apache.hadoop.hbase.client.Delete;
 import org.apache.hadoop.hbase.client.HTable;
 import org.apache.hadoop.hbase.client.Put;
 import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
@@ -15,6 +17,7 @@ import org.apache.hadoop.mapred.Reporter;
 public class HBaseRecordWriter
   implements RecordWriter<ImmutableBytesWritable, Put> {
   private HTable m_table;
+  private SinkMode m_sinkMode = SinkMode.UPDATE;
 
   /**
    * Instantiate a TableRecordWriter with the HBase HClient for writing.
@@ -30,8 +33,23 @@ public class HBaseRecordWriter
     m_table.close();
   }
 
+  public void setSinkMode(SinkMode sinkMode) {
+      m_sinkMode = sinkMode;
+  }
+
   public void write(ImmutableBytesWritable key,
       Put value) throws IOException {
-    m_table.put(new Put(value));
+    switch(m_sinkMode) {
+        case UPDATE:
+            m_table.put(new Put(value));
+            break;
+
+        case REPLACE:
+            m_table.delete(new Delete(value.getRow()));
+            break;
+
+        default:
+            throw new IOException("Unknown Sink Mode : " + m_sinkMode);
+    }
   }
 }
-- 
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