org.hibernate.exception.spi

Class TemplatedViolatedConstraintNameExtracter

java.lang.Object

org.hibernate.exception.spi.TemplatedViolatedConstraintNameExtracter

All Implemented Interfaces:

ViolatedConstraintNameExtracter

public abstract class TemplatedViolatedConstraintNameExtracter
extends Object
implements ViolatedConstraintNameExtracter

Knows how to extract a violated constraint name from an error message based on the fact that the constraint name is templated within the message.

Constructor Summary

Constructors

Constructor and Description
TemplatedViolatedConstraintNameExtracter()

Method Summary

Modifier and Type	Method and Description
protected abstract String	doExtractConstraintName(SQLException sqle)
String	extractConstraintName(SQLException sqle) Extract the name of the violated constraint from the given SQLException.
protected String	extractUsingTemplate(String templateStart, String templateEnd, String message) Extracts the constraint name based on a template (i.e., templateStartconstraintNametemplateEnd).

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TemplatedViolatedConstraintNameExtracter

public TemplatedViolatedConstraintNameExtracter()

Method Detail

extractConstraintName

public String extractConstraintName(SQLException sqle)

Description copied from interface: ViolatedConstraintNameExtracter

Extract the name of the violated constraint from the given SQLException.

Specified by:

extractConstraintName in interface ViolatedConstraintNameExtracter

Parameters:

sqle - The exception that was the result of the constraint violation.

Returns:

The extracted constraint name.

doExtractConstraintName

protected abstract String doExtractConstraintName(SQLException sqle)
                                           throws NumberFormatException

Throws:

NumberFormatException

extractUsingTemplate

protected String extractUsingTemplate(String templateStart,
                                      String templateEnd,
                                      String message)

Extracts the constraint name based on a template (i.e., templateStartconstraintNametemplateEnd).

Parameters:

templateStart - The pattern denoting the start of the constraint name within the message.

templateEnd - The pattern denoting the end of the constraint name within the message.

message - The templated error message containing the constraint name.

Returns:

The found constraint name, or null.