Package com.redwood.scheduler.api.model
Class LongListCallback
- java.lang.Object
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- com.redwood.scheduler.api.model.LongListCallback
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- All Implemented Interfaces:
APIResultSetCallback
public class LongListCallback extends Object implements APIResultSetCallback
APIResultSetCallback implementation for retrieving the long value present in the first column of the result set. If the value returned in the first column is null, then it won't be included in the resulting List.
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Field Summary
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Fields inherited from interface com.redwood.scheduler.api.model.APIResultSetCallback
NULL
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Constructor Summary
Constructors Constructor Description LongListCallback(int aSegmentSize)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
callback(ResultSet aRs, ObjectGetter aObjectGetter)
Invoked for each result, provided that the previous invocation returnedtrue
.com.redwood.scheduler.infrastructure.collections.LongList
getResult()
void
start()
Invoked before processing any results.-
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Methods inherited from interface com.redwood.scheduler.api.model.APIResultSetCallback
finish
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Method Detail
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start
public void start()
Description copied from interface:APIResultSetCallback
Invoked before processing any results.This is before any calls to
APIResultSetCallback.callback(ResultSet, ObjectGetter)
are made.Note that this may be invoked more than once under some circumstances. (Such circumstances include when the query is restarted due to underlying database errors.)
- Specified by:
start
in interfaceAPIResultSetCallback
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callback
public boolean callback(ResultSet aRs, ObjectGetter aObjectGetter) throws SQLException
Description copied from interface:APIResultSetCallback
Invoked for each result, provided that the previous invocation returnedtrue
.- Specified by:
callback
in interfaceAPIResultSetCallback
- Parameters:
aRs
- the result-set to processaObjectGetter
- an object-getter with can be used to convert the result-set into one (or more) objects.- Returns:
true
if this method should be invoked for the next result,false
if subsequent results are to be discarded.- Throws:
SQLException
- Exception thrown when a database-related error occurs
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getResult
public com.redwood.scheduler.infrastructure.collections.LongList getResult()
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