程序包 org.hibernate.exception.spi

类 TemplatedViolatedConstraintNameExtracter

java.lang.Object

org.hibernate.exception.spi.TemplatedViolatedConstraintNameExtracter

所有已实现的接口:

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.

作者:

Steve Ebersole, Brett Meyer

构造器概要

构造器

构造器	说明
TemplatedViolatedConstraintNameExtracter()

方法概要

修饰符和类型	方法	说明
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).

从类继承的方法 java.lang.Object

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

构造器详细资料

TemplatedViolatedConstraintNameExtracter

public TemplatedViolatedConstraintNameExtracter()

方法详细资料

extractConstraintName

public String extractConstraintName(SQLException sqle)

从接口复制的说明: ViolatedConstraintNameExtracter

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

指定者:

extractConstraintName 在接口中 ViolatedConstraintNameExtracter

参数:

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

返回:

The extracted constraint name.

doExtractConstraintName

protected abstract String doExtractConstraintName(SQLException sqle)
                                           throws NumberFormatException

抛出:

NumberFormatException

extractUsingTemplate

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

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

参数:

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.

返回:

The found constraint name, or null.