Author: pradeepkth
Date: Thu Feb 25 00:52:32 2010
New Revision: 916065
URL: http://svn.apache.org/viewvc?rev=916065&view=rev
Log:
Updated comments in LoadFunc and StoreFunc
Modified:
hadoop/pig/trunk/src/org/apache/pig/LoadFunc.java
hadoop/pig/trunk/src/org/apache/pig/StoreFunc.java
Modified: hadoop/pig/trunk/src/org/apache/pig/LoadFunc.java
URL:
http://svn.apache.org/viewvc/hadoop/pig/trunk/src/org/apache/pig/LoadFunc.java?rev=916065&r1=916064&r2=916065&view=diff
==============================================================================
--- hadoop/pig/trunk/src/org/apache/pig/LoadFunc.java (original)
+++ hadoop/pig/trunk/src/org/apache/pig/LoadFunc.java Thu Feb 25 00:52:32 2010
@@ -269,7 +269,8 @@
* {...@link LoadFunc} needs to store between various method invocations
in the
* front end and back end. A use case is to store {...@link
RequiredFieldList}
* passed to it in {...@link
LoadPushDown#pushProjection(RequiredFieldList)} for
- * use in the back end before returning tuples in {...@link
LoadFunc#getNext()}
+ * use in the back end before returning tuples in {...@link
LoadFunc#getNext()}.
+ * This method will be call before other methods in {...@link LoadFunc}
* @param signature a unique signature to identify this LoadFunc
*/
public void setUDFContextSignature(String signature) {
Modified: hadoop/pig/trunk/src/org/apache/pig/StoreFunc.java
URL:
http://svn.apache.org/viewvc/hadoop/pig/trunk/src/org/apache/pig/StoreFunc.java?rev=916065&r1=916064&r2=916065&view=diff
==============================================================================
--- hadoop/pig/trunk/src/org/apache/pig/StoreFunc.java (original)
+++ hadoop/pig/trunk/src/org/apache/pig/StoreFunc.java Thu Feb 25 00:52:32 2010
@@ -80,6 +80,8 @@
* This method will be called in the frontend and backend multiple times.
Implementations
* should bear in mind that this method is called multiple times and should
* ensure there are no inconsistent side effects due to the multiple calls.
+ * {...@link #checkSchema(ResourceSchema)} will be called before any call
to
+ * {...@link #setStoreLocation(String, Job)}.
*
* @param location Location indicated in store statement.
@@ -125,7 +127,8 @@
* This method will be called by Pig both in the front end and back end to
* pass a unique signature to the {...@link StoreFunc} which it can use to
store
* information in the {...@link UDFContext} which it needs to store between
- * various method invocations in the front end and back end.
+ * various method invocations in the front end and back end. This method
+ * will be called before other methods in {...@link StoreFunc}.
* @param signature a unique signature to identify this StoreFunc
*/
public void setStoreFuncUDFContextSignature(String signature) {
