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A packaging of the IntelliJ Community Edition groovy-psi library. This is release number 1 of trunk branch 142.

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/*
 * Copyright 2000-2014 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 org.jetbrains.plugins.groovy.extensions;

import com.intellij.openapi.extensions.ExtensionPointName;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiType;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.plugins.groovy.lang.psi.api.statements.expressions.GrExpression;

import java.util.Collection;

/**
 * @author Sergey Evdokimov
 */
public abstract class GroovyMapContentProvider {

  public static final ExtensionPointName EP_NAME = ExtensionPointName.create("org.intellij.groovy.mapContentProvider");

  protected Collection getKeyVariants(@NotNull GrExpression qualifier, @Nullable PsiElement resolve) {
    throw new UnsupportedOperationException();
  }

  @Nullable
  public PsiType getValueType(@NotNull GrExpression qualifier, @Nullable PsiElement resolve, @NotNull String key) {
    return null;
  }

}