HHH-8362 InformixUniqueDelegate

Conflicts:
	hibernate-core/src/main/java/org/hibernate/dialect/InformixDialect.java

Author: brmeyer

hibernate-core/src/main/java/org/hibernate/dialect/InformixDialect.java

@@ -27,6 +27,8 @@
 
 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;
@@ -41,6 +43,8 @@
  * @author Steve Molitor
  */
 public class InformixDialect extends Dialect {
+	
+	private final UniqueDelegate uniqueDelegate;
 
 	/**
 	 * Creates new <code>InformixDialect</code> instance. Sets up the JDBC /
@@ -72,6 +76,8 @@ public InformixDialect() {
 		registerColumnType(Types.VARCHAR, 32739, "lvarchar($l)");
 
 		registerFunction( "concat", new VarArgsSQLFunction( StandardBasicTypes.STRING, "(", "||", ")" ) );
+		
+		uniqueDelegate = new InformixUniqueDelegate( this );
 	}
 
 	public String getAddColumnString() {
@@ -270,5 +276,9 @@ public String getCreateTemporaryTableString() {
 	public String getCreateTemporaryTablePostfix() {
 		return "with no log";
 	}
-
+	
+	@Override
+	public UniqueDelegate getUniqueDelegate() {
+		return uniqueDelegate;
+	}
 }

hibernate-core/src/main/java/org/hibernate/dialect/unique/InformixUniqueDelegate.java

@@ -0,0 +1,60 @@
+/* 
+ * 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 );
+	}
+
+	@Override
+	public String applyUniquesOnAlter( org.hibernate.mapping.UniqueKey uniqueKey,
+			String defaultCatalog, String defaultSchema ) {
+		return new StringBuilder( "alter table " )
+				.append( uniqueKey.getTable().getQualifiedName(
+						dialect, defaultCatalog, defaultSchema ) )
+				.append( " add constraint " )
+				.append( uniqueConstraintSql( uniqueKey ) )
+				.append( " constraint " )
+				.append( uniqueKey.getName() )
+				.toString();
+	}
+
+	@Override
+	public String applyUniquesOnAlter( UniqueKey uniqueKey  ) {
+		return new StringBuilder( "alter table " )
+				.append( uniqueKey.getTable().getQualifiedName( dialect ) )
+				.append( " add constraint " )
+				.append( uniqueConstraintSql( uniqueKey ) )
+				.append( " constraint " )
+				.append( uniqueKey.getName() )
+				.toString();
+	}
+}