plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/expectedTypes/TypeConstraint.java

/*
 * 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.lang.psi.expectedTypes;

import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiType;
import org.jetbrains.annotations.NotNull;

/**
 * @author ven
 */
public abstract class TypeConstraint {
  public static final TypeConstraint[] EMPTY_ARRAY = new TypeConstraint[0];

  protected final PsiType myType;

  public abstract boolean satisfied(PsiType type, @NotNull PsiElement context);

  @NotNull
  public abstract PsiType getDefaultType();

  protected TypeConstraint(@NotNull PsiType type) {
    myType = type;
  }

  @NotNull
  public PsiType getType() {
    return myType;
  }
}