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/*
* Copyright 2000-2009 JetBrains s.r.o.
*
* 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.intellij.psi.xml;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import com.intellij.openapi.extensions.ExtensionPointName;
/**
* Implementations of this interface add default mappings
* for namespace prefixes to namespaces for any xml file.
*/
public interface XmlFileNSInfoProvider {
ExtensionPointName<XmlFileNSInfoProvider> EP_NAME = new ExtensionPointName<XmlFileNSInfoProvider>("com.intellij.xml.fileNSInfoProvider");
/**
* Provides information (if any) for default mappings of namespace prefix to namespace identifiers.
* @param file for which ns mapping information is requested.
* @return array of namespace prefix to namespace mappings for given file in the format [nsPrefix, namespaceId] or
* null if the interface implementation does not know about such mapping.
* Empty nsPrefix is "", nsPrefix, namespaceId should not be null, invalid mapping table is skipped.
*/
@Nullable
@NonNls
String[][] getDefaultNamespaces(@NotNull XmlFile file);
}
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