From 9071e99e08f8608891d8f617c4b57c61bcd72f0b Mon Sep 17 00:00:00 2001
From: Chandan Rajah <chandan.rajah@gmail.com>
Date: Thu, 18 Jul 2013 17:35:48 +0100
Subject: Added the missing file

---
 .../spyglass/hbase/HBaseMultiInputSplit.java       | 111 +++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 src/main/java/parallelai/spyglass/hbase/HBaseMultiInputSplit.java

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

diff --git a/src/main/java/parallelai/spyglass/hbase/HBaseMultiInputSplit.java b/src/main/java/parallelai/spyglass/hbase/HBaseMultiInputSplit.java
new file mode 100644
index 0000000..02e7f7b
--- /dev/null
+++ b/src/main/java/parallelai/spyglass/hbase/HBaseMultiInputSplit.java
@@ -0,0 +1,111 @@
+package parallelai.spyglass.hbase;
+
+import java.io.DataInput;
+import java.io.DataOutput;
+import java.io.IOException;
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.commons.lang.SerializationUtils;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.apache.hadoop.hbase.util.Bytes;
+import org.apache.hadoop.mapred.InputSplit;
+
+public class HBaseMultiInputSplit implements InputSplit,
+		Comparable<HBaseMultiInputSplit>, Serializable {
+
+	private final Log LOG = LogFactory.getLog(HBaseMultiInputSplit.class);
+
+	private List<HBaseTableSplit> splits = new ArrayList<HBaseTableSplit>();
+
+	private String regionLocation = null;
+
+	/** default constructor */
+	private HBaseMultiInputSplit() {
+
+	}
+
+	public HBaseMultiInputSplit(String regionLocation) {
+		this.regionLocation = regionLocation;
+	}
+
+	/** @return the region's hostname */
+	public String getRegionLocation() {
+		LOG.debug("REGION GETTER : " + regionLocation);
+
+		return this.regionLocation;
+	}
+
+	@Override
+	public void readFields(DataInput in) throws IOException {
+		LOG.debug("READ ME : " + in.toString());
+
+		int s = Bytes.toInt(Bytes.readByteArray(in));
+
+		for (int i = 0; i < s; i++) {
+			HBaseTableSplit hbts = (HBaseTableSplit) SerializationUtils
+					.deserialize(Bytes.readByteArray(in));
+			splits.add(hbts);
+		}
+
+		LOG.debug("READ and CREATED : " + this);
+	}
+
+	@Override
+	public void write(DataOutput out) throws IOException {
+		LOG.debug("WRITE : " + this);
+
+		Bytes.writeByteArray(out, Bytes.toBytes(splits.size()));
+
+		for (HBaseTableSplit hbts : splits) {
+			Bytes.writeByteArray(out, SerializationUtils.serialize(hbts));
+		}
+
+		LOG.debug("WROTE : " + out.toString());
+	}
+
+	@Override
+	public String toString() {
+		StringBuffer str = new StringBuffer();
+		str.append("HBaseMultiSplit : ");
+
+		for (HBaseTableSplit hbt : splits) {
+			str.append(" [" + hbt.toString() + "]");
+		}
+
+		return str.toString();
+	}
+
+	@Override
+	public int compareTo(HBaseMultiInputSplit o) {
+		// TODO: Make this comparison better
+		return (splits.size() - o.splits.size());
+	}
+
+	@Override
+	public long getLength() throws IOException {
+		return splits.size();
+	}
+
+	@Override
+	public String[] getLocations() throws IOException {
+		LOG.debug("REGION ARRAY : " + regionLocation);
+
+		return new String[] { this.regionLocation };
+	}
+
+	public void addSplit(HBaseTableSplit hbt) throws IOException {
+		if (hbt.getRegionLocation().equals(regionLocation))
+			splits.add(hbt);
+		else
+			throw new IOException("HBaseTableSplit Region Location "
+					+ hbt.getRegionLocation()
+					+ " does NOT match MultiSplit Region Location " + regionLocation);
+	}
+
+	public List<HBaseTableSplit> getSplits() {
+		return splits;
+	}
+}
\ No newline at end of file
-- 
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