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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2011, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* 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, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY 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
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.dialect;
import java.sql.SQLException;
import java.util.Map;
import org.hibernate.JDBCException;
import org.hibernate.LockOptions;
import org.hibernate.dialect.function.SQLFunctionTemplate;
import org.hibernate.exception.ConstraintViolationException;
import org.hibernate.exception.LockTimeoutException;
import org.hibernate.exception.spi.SQLExceptionConversionDelegate;
import org.hibernate.internal.util.JdbcExceptionHelper;
import org.hibernate.sql.ForUpdateFragment;
import org.hibernate.type.StandardBasicTypes;
/**
* An SQL dialect targeting Sybase Adaptive Server Enterprise (ASE) 15.7 and higher.
*
*
* @author Junyan Ren
*/
public class SybaseASE157Dialect extends SybaseASE15Dialect {
/**
* Constructs a SybaseASE157Dialect
*/
public SybaseASE157Dialect() {
super();
registerFunction( "create_locator", new SQLFunctionTemplate( StandardBasicTypes.BINARY, "create_locator(?1, ?2)" ) );
registerFunction( "locator_literal", new SQLFunctionTemplate( StandardBasicTypes.BINARY, "locator_literal(?1, ?2)" ) );
registerFunction( "locator_valid", new SQLFunctionTemplate( StandardBasicTypes.BOOLEAN, "locator_valid(?1)" ) );
registerFunction( "return_lob", new SQLFunctionTemplate( StandardBasicTypes.BINARY, "return_lob(?1, ?2)" ) );
registerFunction( "setdata", new SQLFunctionTemplate( StandardBasicTypes.BOOLEAN, "setdata(?1, ?2, ?3)" ) );
registerFunction( "charindex", new SQLFunctionTemplate( StandardBasicTypes.INTEGER, "charindex(?1, ?2, ?3)" ) );
}
@Override
public String getTableTypeString() {
//HHH-7298 I don't know if this would break something or cause some side affects
//but it is required to use 'select for update'
return " lock datarows";
}
@Override
public boolean supportsExpectedLobUsagePattern() {
return true;
}
@Override
public boolean supportsLobValueChangePropogation() {
return false;
}
@Override
public boolean forUpdateOfColumns() {
return true;
}
@Override
public String getForUpdateString() {
return " for update";
}
@Override
public String getForUpdateString(String aliases) {
return getForUpdateString() + " of " + aliases;
}
@Override
public String appendLockHint(LockOptions mode, String tableName) {
return tableName;
}
@Override
public String applyLocksToSql(String sql, LockOptions aliasedLockOptions, Map keyColumnNames) {
return sql + new ForUpdateFragment( this, aliasedLockOptions, keyColumnNames ).toFragmentString();
}
@Override
public SQLExceptionConversionDelegate buildSQLExceptionConversionDelegate() {
return new SQLExceptionConversionDelegate() {
@Override
public JDBCException convert(SQLException sqlException, String message, String sql) {
final String sqlState = JdbcExceptionHelper.extractSqlState( sqlException );
final int errorCode = JdbcExceptionHelper.extractErrorCode( sqlException );
if("JZ0TO".equals( sqlState ) || "JZ006".equals( sqlState )){
throw new LockTimeoutException( message, sqlException, sql );
}
if ( 515 == errorCode && "ZZZZZ".equals( sqlState ) ) {
// Attempt to insert NULL value into column; column does not allow nulls.
final String constraintName = getViolatedConstraintNameExtracter().extractConstraintName( sqlException );
return new ConstraintViolationException( message, sqlException, sql, constraintName );
}
return null;
}
};
}
}