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/*******************************************************************************
* Copyright (c) 2009, 2011 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.jpa.db.internal.driver;
import java.util.ArrayList;
import org.eclipse.jpt.common.utility.internal.StringTools;
import org.eclipse.jpt.jpa.db.Database;
/**
* Microsoft SQL Server
*/
class SQLServer
extends AbstractDTPDriverAdapter
{
SQLServer(Database database) {
super(database);
}
@Override
CatalogStrategy buildCatalogStrategy() {
return new SimpleCatalogStrategy(this.database.getDTPDatabase());
}
@Override
FoldingStrategy buildFoldingStrategy() {
return NonFoldingStrategy.instance();
}
/**
* By default, SQL Server identifiers are case-sensitive, even without
* delimiters. This can depend on the collation setting....
*/
//TODO query database for collation setting
@Override
boolean regularNamesMatch(String name1, String name2) {
return name1.equals(name2);
}
/**
* SQL Server will use the user-requested database; if that database is not
* found, it will default to <code>master</code>.
*/
@Override
void addDefaultCatalogNamesTo(ArrayList<String> names) {
names.add(this.database.getName());
names.add(MASTER_CATALOG_IDENTIFIER);
}
private static final String MASTER_CATALOG_IDENTIFIER = "master"; //$NON-NLS-1$
/**
* The default schema on SQL Server for any database (catalog) is
* <code>dbo</code>.
*/
@Override
void addDefaultSchemaNamesTo(ArrayList<String> names) {
names.add(DEFAULT_SCHEMA_NAME);
}
private static final String DEFAULT_SCHEMA_NAME = "dbo"; //$NON-NLS-1$
@Override
char[] getExtendedRegularNameStartCharacters() {
return EXTENDED_REGULAR_NAME_START_CHARACTERS;
}
private static final char[] EXTENDED_REGULAR_NAME_START_CHARACTERS = new char[] { '_', '@', '#' };
@Override
char[] getExtendedRegularNamePartCharacters() {
return EXTENDED_REGULAR_NAME_PART_CHARACTERS;
}
private static final char[] EXTENDED_REGULAR_NAME_PART_CHARACTERS = new char[] { '$' };
//TODO query database for delimiter setting
@Override
String delimitName(String name) {
return '[' + name + ']';
}
/**
* By default, SQL Server delimits identifiers with brackets
* (<code>[]</code>); but it
* can also be configured to use double-quotes.
*/
//TODO query database for delimiter setting
@Override
boolean identifierIsDelimited(String identifier) {
return StringTools.stringIsBracketed(identifier)
|| super.identifierIsDelimited(identifier);
}
// ********** factory **********
static class Factory implements DTPDriverAdapterFactory {
private static final String[] VENDORS = {
"SQL Server" //$NON-NLS-1$
};
public String[] getSupportedVendors() {
return VENDORS;
}
public DTPDriverAdapter buildAdapter(Database database) {
return new SQLServer(database);
}
}
}
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