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java.lang.Objectorg.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator
public abstract class AbstractFallbackSQLExceptionTranslator
Base class for SQLExceptionTranslator implementations that allow for
fallback to some other SQLExceptionTranslator.
| Field Summary | |
|---|---|
protected Log |
logger
Logger available to subclasses |
| Constructor Summary | |
|---|---|
AbstractFallbackSQLExceptionTranslator()
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| Method Summary | |
|---|---|
protected String |
buildMessage(String task,
String sql,
SQLException ex)
Build a message String for the given SQLException. |
protected abstract DataAccessException |
doTranslate(String task,
String sql,
SQLException ex)
Template method for actually translating the given exception. |
SQLExceptionTranslator |
getFallbackTranslator()
Return the fallback exception translator, if any. |
void |
setFallbackTranslator(SQLExceptionTranslator fallback)
Override the default SQL state fallback translator (typically a SQLStateSQLExceptionTranslator). |
DataAccessException |
translate(String task,
String sql,
SQLException ex)
Pre-checks the arguments, calls doTranslate(java.lang.String, java.lang.String, java.sql.SQLException), and invokes the
fallback translator if necessary. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Field Detail |
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protected final Log logger
| Constructor Detail |
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public AbstractFallbackSQLExceptionTranslator()
| Method Detail |
|---|
public void setFallbackTranslator(SQLExceptionTranslator fallback)
SQLStateSQLExceptionTranslator).
public SQLExceptionTranslator getFallbackTranslator()
public DataAccessException translate(String task,
String sql,
SQLException ex)
doTranslate(java.lang.String, java.lang.String, java.sql.SQLException), and invokes the
fallback translator if necessary.
translate in interface SQLExceptionTranslatortask - readable text describing the task being attemptedsql - SQL query or update that caused the problem (may be null)ex - the offending SQLException
SQLExceptionNestedRuntimeException.getRootCause()
protected abstract DataAccessException doTranslate(String task,
String sql,
SQLException ex)
The passed-in arguments will have been pre-checked. Furthermore, this method
is allowed to return null to indicate that no exception match has
been found and that fallback translation should kick in.
task - readable text describing the task being attemptedsql - SQL query or update that caused the problem (may be null)ex - the offending SQLException
SQLException;
or null if no exception match found
protected String buildMessage(String task,
String sql,
SQLException ex)
String for the given SQLException.
To be called by translator subclasses when creating an instance of a generic
DataAccessException class.
task - readable text describing the task being attemptedsql - the SQL statement that caused the problem (may be null)ex - the offending SQLException
String to use
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