/*
* Copyright 2013 Google Inc. All Rights Reserved.
*
* 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.google.errorprone.matchers;
import static com.google.errorprone.suppliers.Suppliers.typeFromString;
import com.google.errorprone.VisitorState;
import com.google.errorprone.suppliers.Supplier;
import com.sun.source.tree.Tree;
import com.sun.tools.javac.code.Type;
/**
* Base class for type matchers.
*/
public abstract class AbstractTypeMatcher<T extends Tree> implements Matcher<T> {
protected Supplier<Type> typeToCompareSupplier;
public AbstractTypeMatcher(Supplier<Type> typeToCompareSupplier) {
this.typeToCompareSupplier = typeToCompareSupplier;
}
public AbstractTypeMatcher(String typeString) {
this(typeFromString(typeString));
}
@Override
public abstract boolean matches(T tree, VisitorState state);
}