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HADOOP-2243 getRow returns empty Map if no-such row.. should return null 

Intentionally not added to the CHANGES.txt because way hbase currently works
is correct; this commit just adds a bit of clarifying javadoc.


git-svn-id: https://svn.apache.org/repos/asf/lucene/hadoop/trunk/src/contrib/hbase@603307 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael Stack 2007-12-11 17:17:29 +00:00
parent 29e68d505c
commit aa5e98f98d
1 changed files with 6 additions and 6 deletions
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12
src/java/org/apache/hadoop/hbase/HTable.java
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@ -352,7 +352,7 @@ public class HTable implements HConstants {
* Get all the data for the specified row at the latest timestamp
*
* @param row row key
* @return map of colums to values
* @return Map of columns to values. Map is empty if row does not exist.
* @throws IOException
*/
public SortedMap<Text, byte[]> getRow(Text row) throws IOException {
@ -364,7 +364,7 @@ public class HTable implements HConstants {
*
* @param row row key
* @param ts timestamp
* @return map of colums to values
* @return Map of columns to values. Map is empty if row does not exist.
* @throws IOException
*/
public SortedMap<Text, byte[]> getRow(Text row, long ts) throws IOException {
@ -650,12 +650,12 @@ public class HTable implements HConstants {
}
/**
* Change a value for the specified column.
* Update a value for the specified column.
* Runs {@link #abort(long)} if exception thrown.
*
* @param lockid lock id returned from startUpdate
* @param column column whose value is being set
* @param val new value for column
* @param val new value for column. Cannot be null.
*/
public void put(long lockid, Text column, byte val[]) {
checkClosed();
@ -667,12 +667,12 @@ public class HTable implements HConstants {
}
/**
* Change a value for the specified column.
* Update a value for the specified column.
* Runs {@link #abort(long)} if exception thrown.
*
* @param lockid lock id returned from startUpdate
* @param column column whose value is being set
* @param val new value for column
* @param val new value for column. Cannot be null.
* @throws IOException throws this if the writable can't be
* converted into a byte array
*/