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/*
 *  Copyright 2008 biaoping.yin
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.  
 */
package com.frameworkset.orm.platform;

/*
 
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import com.frameworkset.orm.adapter.DBFactory;
import com.frameworkset.orm.engine.model.Domain;
import com.frameworkset.orm.engine.model.SchemaType;

/**
 * Oracle Platform implementation.
 *
 * @author Martin Poeschl
 * @version $Id: PlatformOracleImpl.java,v 1.8 2005/05/22 13:57:18 tfischer Exp $
 */
public class PlatformOracleImpl extends PlatformDefaultImpl
{
    /**
     * Default constructor.
     */
    public PlatformOracleImpl()
    {
        super();
        initialize();
    }
    
    public String getDBTYPE()
    {
    	
    	return DBFactory.DBOracle;
    }

    /**
     * Initializes db specific domain mapping.
     */
    private void initialize()
    {
        setSchemaDomainMapping(new Domain(SchemaType.TINYINT, "NUMBER", "3", "0"));
        setSchemaDomainMapping(new Domain(SchemaType.SMALLINT, "NUMBER", "5", "0"));
        setSchemaDomainMapping(new Domain(SchemaType.INTEGER, "NUMBER", "10", "0"));
        setSchemaDomainMapping(new Domain(SchemaType.BOOLEANINT, "NUMBER", "1", "0"));
        setSchemaDomainMapping(new Domain(SchemaType.BIGINT, "NUMBER", "20", "0"));
        setSchemaDomainMapping(new Domain(SchemaType.REAL, "NUMBER"));
        setSchemaDomainMapping(new Domain(SchemaType.DOUBLE, "FLOAT"));
        setSchemaDomainMapping(new Domain(SchemaType.DECIMAL, "NUMBER"));
        setSchemaDomainMapping(new Domain(SchemaType.NUMERIC, "NUMBER"));
        setSchemaDomainMapping(new Domain(SchemaType.VARCHAR, "VARCHAR2"));
        setSchemaDomainMapping(new Domain(SchemaType.LONGVARCHAR, "VARCHAR2", "2000"));
        setSchemaDomainMapping(new Domain(SchemaType.TIME, "DATE"));
        setSchemaDomainMapping(new Domain(SchemaType.TIMESTAMP, "TIMESTAMP"));
        setSchemaDomainMapping(new Domain(SchemaType.BINARY, "LONG RAW"));
        setSchemaDomainMapping(new Domain(SchemaType.VARBINARY, "BLOB"));
        setSchemaDomainMapping(new Domain(SchemaType.LONGVARBINARY, "LONG RAW"));
    }
    
    /**
     * @see Platform#getMaxColumnNameLength()
     */
    public int getMaxColumnNameLength()
    {
        return 30;
    }

    /**
     * @see Platform#getNativeIdMethod()
     */
    public String getNativeIdMethod()
    {
        return Platform.SEQUENCE;
    }

    /**
     * @see Platform#getAutoIncrement()
     */
    public String getAutoIncrement()
    {
        return "";
    }
}