diff options
Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.db/src/org/eclipse/jpt/db/internal/vendor/MySQL.java')
| -rw-r--r-- | jpa/plugins/org.eclipse.jpt.db/src/org/eclipse/jpt/db/internal/vendor/MySQL.java | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.db/src/org/eclipse/jpt/db/internal/vendor/MySQL.java b/jpa/plugins/org.eclipse.jpt.db/src/org/eclipse/jpt/db/internal/vendor/MySQL.java deleted file mode 100644 index d0235b9b68..0000000000 --- a/jpa/plugins/org.eclipse.jpt.db/src/org/eclipse/jpt/db/internal/vendor/MySQL.java +++ /dev/null @@ -1,109 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2009 Oracle. All rights reserved. - * This program and the accompanying materials are made available under the - * terms of the Eclipse Public License v1.0, which accompanies this distribution - * and is available at http://www.eclipse.org/legal/epl-v10.html. - * - * Contributors: - * Oracle - initial API and implementation - ******************************************************************************/ -package org.eclipse.jpt.db.internal.vendor; - -import java.util.ArrayList; - -import org.eclipse.datatools.modelbase.sql.schema.Database; -import org.eclipse.jpt.utility.internal.StringTools; - -class MySQL - extends AbstractVendor -{ - // singleton - private static final Vendor INSTANCE = new MySQL(); - - /** - * Return the singleton. - */ - static Vendor instance() { - return INSTANCE; - } - - /** - * Ensure single instance. - */ - private MySQL() { - super(); - } - - @Override - public String getDTPVendorName() { - return "MySql"; //$NON-NLS-1$ - } - - /** - * The DTP model for MySQL has a database that contains no catalogs; - * but, instead, directly holds a single schema with the same name as - * the database. (This is hard-coded in MySqlCatalogDatabase.getSchemas().) - * Although you can qualify identifiers with a database name - * in MySQL, only the database specified at login seems to be available - * in the DTP model.... - * - * NB: In MySQL DDL, SCHEMA is a synonym for DATABASE; but the JDBC - * method DatabaseMetaData.getSchemas() returns an empty list, - * while getCatalogs() returns a list of the available databases. - * You can also use the JDBC method Connection.setCatalog(String) to - * set the default database. - */ - @Override - CatalogStrategy getCatalogStrategy() { - return NoCatalogStrategy.instance(); - } - - /** - * MySQL is a bit unusual, so we force exact matches. - * (e.g. MySQL folds database and table names to lowercase on Windows - * by default; but that default can be changed by the - * 'lower_case_table_names' system variable. This is because databases are - * stored as directories and tables are stored as files in the underlying - * O/S; and the case-sensitivity of the names is determined by the behavior - * of filenames on the O/S. Then, to complicate things, - * none of the other identifiers, like index and column names, are folded; - * but they are case-insensitive, unless delimited. See - * http://dev.mysql.com/doc/refman/5.0/en/identifier-case-sensitivity.html.) - */ - @Override - FoldingStrategy getFoldingStrategy() { - return NonFoldingStrategy.instance(); - } - - @Override - void addDefaultSchemaIdentifiersTo(Database database, String userName, ArrayList<String> identifiers) { - identifiers.add(this.convertNameToIdentifier(database.getName())); // hmmm... ~bjv - } - - /** - * MySQL is the only vendor that allows a digit. - * Although, the name cannnot be *all* digits. - */ - @Override - boolean characterIsNormalNameStart(char c) { - return Character.isDigit(c) || super.characterIsNormalNameStart(c); - } - - @Override - char[] getExtendedNormalNameStartCharacters() { - return EXTENDED_NORMAL_NAME_START_CHARACTERS; - } - private static final char[] EXTENDED_NORMAL_NAME_START_CHARACTERS = new char[] { '_', '$' }; - - /** - * By default, MySQL delimits identifiers with backticks (`); but it - * can also be configured to use double-quotes. - */ - @Override - boolean identifierIsDelimited(String identifier) { - return StringTools.stringIsDelimited(identifier, BACKTICK) - || super.identifierIsDelimited(identifier); - } - private static final char BACKTICK = '`'; - -} |