/*
* DBeaver - Universal Database Manager
* Copyright (C) 2010-2017 Serge Rider (serge@jkiss.org)
*
* 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 org.jkiss.dbeaver.registry.sql;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;
import org.jkiss.code.NotNull;
import org.jkiss.code.Nullable;
import java.util.ArrayList;
import java.util.List;
/**
* SQLConverterRegistry
*/
public class SQLConverterRegistry {
public static final String EXTENSION_ID = "org.jkiss.dbeaver.sql.covert"; //NON-NLS-1 //$NON-NLS-1$
private static final String TAG_TARGET = "target"; //NON-NLS-1
private static SQLConverterRegistry instance;
public synchronized static SQLConverterRegistry getInstance() {
if (instance == null) {
instance = new SQLConverterRegistry(Platform.getExtensionRegistry());
}
return instance;
}
private List<SQLTargetConverterDescriptor> targetConverters = new ArrayList<>();
private SQLConverterRegistry(IExtensionRegistry registry)
{
// Load target converters
IConfigurationElement[] panelElements = registry.getConfigurationElementsFor(EXTENSION_ID);
for (IConfigurationElement ext : panelElements) {
if (TAG_TARGET.equals(ext.getName())) {
SQLTargetConverterDescriptor descriptor = new SQLTargetConverterDescriptor(ext);
targetConverters.add(descriptor);
}
}
}
@NotNull
public List<SQLTargetConverterDescriptor> getTargetConverters() {
return targetConverters;
}
@Nullable
public SQLTargetConverterDescriptor getTargetConverter(String converterId) {
for (SQLTargetConverterDescriptor converter : targetConverters) {
if (converter.getId().equals(converterId)) {
return converter;
}
}
return null;
}
}