firebirdplatform.java

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package org.apache.ddlutils.platform.firebird;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 java.sql.Types;

import org.apache.ddlutils.PlatformInfo;
import org.apache.ddlutils.platform.PlatformImplBase;

/**
 * The platform implementation for the Firebird database.
 * It is assumed that the database is configured with sql dialect 3!
 * 
 * @version $Revision: 231306 $
 */
public class FirebirdPlatform extends PlatformImplBase
{
    /** Database name of this platform. */
    public static final String DATABASENAME     = "Firebird";
    /** The standard Firebird jdbc driver. */
    public static final String JDBC_DRIVER      = "org.firebirdsql.jdbc.FBDriver";
    /** The subprotocol used by the standard Firebird driver. */
    public static final String JDBC_SUBPROTOCOL = "firebirdsql";

    /**
     * Creates a new Firebird platform application.
     */
    public FirebirdPlatform()
    {
        PlatformInfo info = getPlatformInfo();

        info.setMaxIdentifierLength(31);
        info.setSystemForeignKeyIndicesAlwaysNonUnique(true);
        info.setCommentPrefix("/*");
        info.setCommentSuffix("*/");

        info.addNativeTypeMapping(Types.ARRAY,         "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.BINARY,        "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.BIT,           "SMALLINT",           Types.SMALLINT);
        info.addNativeTypeMapping(Types.CLOB,          "BLOB SUB_TYPE TEXT", Types.LONGVARCHAR);
        info.addNativeTypeMapping(Types.DISTINCT,      "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.BLOB,          "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.DOUBLE,        "DOUBLE PRECISION");
        info.addNativeTypeMapping(Types.FLOAT,         "DOUBLE PRECISION",   Types.DOUBLE);
        info.addNativeTypeMapping(Types.JAVA_OBJECT,   "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.LONGVARBINARY, "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.LONGVARCHAR,   "BLOB SUB_TYPE TEXT");
        info.addNativeTypeMapping(Types.NULL,          "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.OTHER,         "BLOB",               Types.LONGVARBINARY);
        // This is back-mapped to REAL in the model reader
        info.addNativeTypeMapping(Types.REAL,          "FLOAT");
        info.addNativeTypeMapping(Types.REF,           "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.STRUCT,        "BLOB",               Types.LONGVARBINARY);
        info.addNativeTypeMapping(Types.TINYINT,       "SMALLINT",           Types.SMALLINT);
        info.addNativeTypeMapping(Types.VARBINARY,     "BLOB",               Types.LONGVARBINARY);
        
        info.addNativeTypeMapping("BOOLEAN",  "SMALLINT", "SMALLINT");
        info.addNativeTypeMapping("DATALINK", "BLOB",     "LONGVARBINARY");

        info.setDefaultSize(Types.VARCHAR, 254);
        info.setDefaultSize(Types.CHAR,    254);

        setSqlBuilder(new FirebirdBuilder(this));
        setModelReader(new FirebirdModelReader(this));
    }

    /**
     * {@inheritDoc}
     */
    public String getName()
    {
        return DATABASENAME;
    }
}