/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.engine.spi;
/**
* For persistence operations (INSERT, UPDATE, DELETE) what style of determining
* results (success/failure) is to be used.
*
* @author Steve Ebersole
*/
public enum ExecuteUpdateResultCheckStyle {
/**
* Do not perform checking. Either user simply does not want checking, or is
* indicating a {@link java.sql.CallableStatement} execution in which the
* checks are being performed explicitly and failures are handled through
* propagation of {@link java.sql.SQLException}s.
*/
NONE( "none" ),
/**
* Perform row-count checking. Row counts are the int values returned by both
* {@link java.sql.PreparedStatement#executeUpdate()} and
* {@link java.sql.Statement#executeBatch()}. These values are checked
* against some expected count.
*/
COUNT( "rowcount" ),
/**
* Essentially the same as {@link #COUNT} except that the row count actually
* comes from an output parameter registered as part of a
* {@link java.sql.CallableStatement}. This style explicitly prohibits
* statement batching from being used...
*/
PARAM( "param" );
private final String name;
private ExecuteUpdateResultCheckStyle(String name) {
this.name = name;
}
public String externalName() {
return name;
}
public static ExecuteUpdateResultCheckStyle fromExternalName(String name) {
if ( name.equalsIgnoreCase( NONE.name ) ) {
return NONE;
}
else if ( name.equalsIgnoreCase( COUNT.name ) ) {
return COUNT;
}
else if ( name.equalsIgnoreCase( PARAM.name ) ) {
return PARAM;
}
else {
return null;
}
}
public static ExecuteUpdateResultCheckStyle determineDefault(String customSql, boolean callable) {
if ( customSql == null ) {
return COUNT;
}
else {
return callable ? PARAM : COUNT;
}
}
}