Top Description Fields Constructors Methods
org.hibernate.exception.spi

public Class TemplatedViolatedConstraintNameExtractor

extends Object
implements ViolatedConstraintNameExtractor
Class Inheritance
All Implemented Interfaces
org.hibernate.exception.spi.ViolatedConstraintNameExtractor
Imports
java.sql.SQLException, java.util.function.Function, org.hibernate.internal.util.NullnessUtil, org.checkerframework.checker.nullness.qual.Nullable
Extracts a violated database constraint name from an error message by matching the error message against a template.
Authors
Steve Ebersole, Brett Meyer

Field Summary

Modifier and TypeField and Description
private final Function<SQLException, String>
extractConstraintName

Constructor Summary

AccessConstructor and Description
public
TemplatedViolatedConstraintNameExtractor(Function<SQLException, String> extractConstraintName)

Method Summary

Modifier and TypeMethod and Description
public @Nullable String
extractConstraintName(SQLException
The exception that was the result of the constraint violation.
sqle)

Implements org.hibernate.exception.spi.ViolatedConstraintNameExtractor.extractConstraintName.

Extract the name of the violated constraint from the given SQLException.
public static @Nullable String

Returns:

The found constraint name, or null.
extractUsingTemplate(String
The pattern denoting the start of the constraint name within the message.
templateStart, String
The pattern denoting the end of the constraint name within the message.
templateEnd, String
The templated error message containing the constraint name.
message)

Extracts the constraint name based on a template of form templateStartconstraintNametemplateEnd.

Inherited from java.lang.Object:
cloneequalsfinalizegetClasshashCodenotifynotifyAlltoStringwaitwaitwait

Field Detail

extractConstraintNameback to summary
private final Function<SQLException, String> extractConstraintName

Constructor Detail

TemplatedViolatedConstraintNameExtractorback to summary
public TemplatedViolatedConstraintNameExtractor(Function<SQLException, String> extractConstraintName)

Method Detail

extractConstraintNameback to summary
public @Nullable String extractConstraintName(SQLException sqle)

Implements org.hibernate.exception.spi.ViolatedConstraintNameExtractor.extractConstraintName.

Doc from org.hibernate.exception.spi.ViolatedConstraintNameExtractor.extractConstraintName.

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

Parameters
sqle:SQLException

The exception that was the result of the constraint violation.

Returns:@Nullable String

The extracted constraint name.

Annotations
@Override
extractUsingTemplateback to summary
public static @Nullable String extractUsingTemplate(String templateStart, String templateEnd, String message)

Extracts the constraint name based on a template of form templateStartconstraintNametemplateEnd.

Parameters
templateStart:String

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

templateEnd:String

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

message:String

The templated error message containing the constraint name.

Returns:@Nullable String

The found constraint name, or null.