java/java-psi-impl/src/com/intellij/psi/controlFlow/ControlFlowPolicy.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 com.intellij.psi.controlFlow;

import com.intellij.psi.PsiLocalVariable;
import com.intellij.psi.PsiParameter;
import com.intellij.psi.PsiReferenceExpression;
import com.intellij.psi.PsiVariable;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public interface ControlFlowPolicy {
  @Nullable
  PsiVariable getUsedVariable(@NotNull PsiReferenceExpression refExpr);

  boolean isParameterAccepted(@NotNull PsiParameter psiParameter);

  boolean isLocalVariableAccepted(@NotNull PsiLocalVariable psiVariable);
}