Package org.apache.cayenne.access.util
Class DoNothingOperationObserver
java.lang.Object
org.apache.cayenne.access.util.DoNothingOperationObserver
- All Implemented Interfaces:
OperationHints,OperationObserver
A very simple observer that does nothing with provided data, and rethrows any
reported exceptions. Can be used as a base superclass for custom observers.
- Since:
- 4.0
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionbooleanReturnstrueto indicate that any results of a select operation should be returned as a ResultIterator.voidnextBatchCount(Query query, int[] resultCount) Callback method invoked after a batch update is executed.voidCallback method invoked after an updating query is executed.voidnextGeneratedRows(Query query, ResultIterator<?> keys, List<ObjectId> idsToUpdate) Callback method invoked after each batch of generated values is read during an update.voidCallback method invoked on exceptions that are not tied to a specific query execution, such as JDBC connection exceptions, etc.voidnextQueryException(Query query, Exception ex) Callback method invoked on exceptions that happen during an execution of a specific query.voidCallback method invoked for each processed ResultSet.voidnextRows(Query q, ResultIterator<?> it) Callback method invoked for each opened ResultIterator.
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Constructor Details
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DoNothingOperationObserver
public DoNothingOperationObserver()
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Method Details
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isIteratedResult
public boolean isIteratedResult()Description copied from interface:OperationHintsReturnstrueto indicate that any results of a select operation should be returned as a ResultIterator.falseis returned when the results are expected as a list.- Specified by:
isIteratedResultin interfaceOperationHints
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nextCount
Description copied from interface:OperationObserverCallback method invoked after an updating query is executed.- Specified by:
nextCountin interfaceOperationObserver
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nextBatchCount
Description copied from interface:OperationObserverCallback method invoked after a batch update is executed.- Specified by:
nextBatchCountin interfaceOperationObserver
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nextRows
Description copied from interface:OperationObserverCallback method invoked for each processed ResultSet.- Specified by:
nextRowsin interfaceOperationObserver
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nextRows
Description copied from interface:OperationObserverCallback method invoked for each opened ResultIterator. If this observer requested results to be returned as a ResultIterator, this method is invoked instead ofOperationObserver.nextRows(Query, List).- Specified by:
nextRowsin interfaceOperationObserver
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nextGeneratedRows
Description copied from interface:OperationObserverCallback method invoked after each batch of generated values is read during an update.- Specified by:
nextGeneratedRowsin interfaceOperationObserver
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nextQueryException
Description copied from interface:OperationObserverCallback method invoked on exceptions that happen during an execution of a specific query.- Specified by:
nextQueryExceptionin interfaceOperationObserver
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nextGlobalException
Description copied from interface:OperationObserverCallback method invoked on exceptions that are not tied to a specific query execution, such as JDBC connection exceptions, etc.- Specified by:
nextGlobalExceptionin interfaceOperationObserver
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