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HHH-8362 InformixUniqueDelegate

This commit is contained in:
Brett Meyer 2013-07-23 22:49:00 -04:00
parent cce9b81471
commit 3ffc6ce6e8
2 changed files with 73 additions and 0 deletions
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11
hibernate-core/src/main/java/org/hibernate/dialect/InformixDialect.java
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@ -28,6 +28,8 @@ import java.sql.Types;
import org.hibernate.MappingException;
import org.hibernate.dialect.function.VarArgsSQLFunction;
import org.hibernate.dialect.unique.InformixUniqueDelegate;
import org.hibernate.dialect.unique.UniqueDelegate;
import org.hibernate.exception.spi.TemplatedViolatedConstraintNameExtracter;
import org.hibernate.exception.spi.ViolatedConstraintNameExtracter;
import org.hibernate.internal.util.JdbcExceptionHelper;
@ -43,6 +45,8 @@ import org.hibernate.type.StandardBasicTypes;
*/
public class InformixDialect extends Dialect {
private final UniqueDelegate uniqueDelegate;
/**
* Creates new <code>InformixDialect</code> instance. Sets up the JDBC /
* Informix type mappings.
@ -77,6 +81,8 @@ public class InformixDialect extends Dialect {
registerColumnType( Types.VARCHAR, 32739, "lvarchar($l)" );
registerFunction( "concat", new VarArgsSQLFunction( StandardBasicTypes.STRING, "(", "||", ")" ) );
uniqueDelegate = new InformixUniqueDelegate( this );
}
@Override
@ -286,4 +292,9 @@ public class InformixDialect extends Dialect {
public String getCreateTemporaryTablePostfix() {
return "with no log";
}
@Override
public UniqueDelegate getUniqueDelegate() {
return uniqueDelegate;
}
}

62
hibernate-core/src/main/java/org/hibernate/dialect/unique/InformixUniqueDelegate.java Normal file
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@ -0,0 +1,62 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* JBoss, Home of Professional Open Source
* Copyright 2012 Red Hat Inc. and/or its affiliates and other contributors
* as indicated by the @authors tag. All rights reserved.
* See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU Lesser General Public License, v. 2.1.
* This program is distributed in the hope that it will be useful, but WITHOUT A
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public License,
* v.2.1 along with this distribution; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
package org.hibernate.dialect.unique;
import org.hibernate.dialect.Dialect;
import org.hibernate.metamodel.relational.UniqueKey;
/**
* Informix requires the constraint name to come last on the alter table.
*
* @author Brett Meyer
*/
public class InformixUniqueDelegate extends DefaultUniqueDelegate {
public InformixUniqueDelegate( Dialect dialect ) {
super( dialect );
}
// legacy model ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@Override
public String getAlterTableToAddUniqueKeyCommand(
org.hibernate.mapping.UniqueKey uniqueKey,
String defaultCatalog,
String defaultSchema) {
// Do this here, rather than allowing UniqueKey/Constraint to do it.
// We need full, simplified control over whether or not it happens.
final String tableName = uniqueKey.getTable().getQualifiedName( dialect, defaultCatalog, defaultSchema );
final String constraintName = dialect.quote( uniqueKey.getName() );
return "alter table " + tableName + " add constraint " + uniqueConstraintSql( uniqueKey ) + " constraint " + constraintName;
}
// new model ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
@Override
public String getAlterTableToAddUniqueKeyCommand(UniqueKey uniqueKey) {
// Do this here, rather than allowing UniqueKey/Constraint to do it.
// We need full, simplified control over whether or not it happens.
final String tableName = uniqueKey.getTable().getQualifiedName( dialect );
final String constraintName = dialect.quote( uniqueKey.getName() );
return "alter table " + tableName + " add constraint " + uniqueConstraintSql( uniqueKey ) + " constraint " + constraintName;
}
}