Package org.firebirdsql.gds.ng
Class ExecutionPlanProcessor
- java.lang.Object
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- org.firebirdsql.gds.ng.ExecutionPlanProcessor
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- All Implemented Interfaces:
InfoProcessor<java.lang.String>
public final class ExecutionPlanProcessor extends java.lang.Object implements InfoProcessor<java.lang.String>
InfoProcessor to retrieve the (normal) execution plan of a statement.- Since:
- 3.0
- Author:
- Mark Rotteveel
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Nested Class Summary
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Nested classes/interfaces inherited from interface org.firebirdsql.gds.ng.InfoProcessor
InfoProcessor.StatementInfo
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Constructor Summary
Constructors Constructor Description ExecutionPlanProcessor(FbStatement statement)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description byte[]getDescribeExplainedPlanInfoItems()Get the byte array with the describe detailed plan info items.byte[]getDescribePlanInfoItems()Get the byte array with the describe plan info items as supported by this processor, for use withFbStatement.getSqlInfo(byte[], int, InfoProcessor)orFbStatement.getSqlInfo(byte[], int).java.lang.Stringprocess(byte[] buffer)Process an infoResponse block into an object of type T.
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Constructor Detail
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ExecutionPlanProcessor
public ExecutionPlanProcessor(FbStatement statement)
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Method Detail
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process
public java.lang.String process(byte[] buffer) throws java.sql.SQLExceptionDescription copied from interface:InfoProcessorProcess an infoResponse block into an object of type T.- Specified by:
processin interfaceInfoProcessor<java.lang.String>- Parameters:
buffer- byte array containing the server response to an info-request.- Returns:
- Processed response of type T (usually - but not required - a newly created object).
- Throws:
java.sql.SQLException- For errors during the infoResponse.
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getDescribePlanInfoItems
public byte[] getDescribePlanInfoItems()
Get the byte array with the describe plan info items as supported by this processor, for use withFbStatement.getSqlInfo(byte[], int, InfoProcessor)orFbStatement.getSqlInfo(byte[], int).- Returns:
- plan info items
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getDescribeExplainedPlanInfoItems
public byte[] getDescribeExplainedPlanInfoItems()
Get the byte array with the describe detailed plan info items.- Returns:
- detailed plan info items
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