| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 freemarker.ext.beans; |
| |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Method; |
| import java.util.Arrays; |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * Used as a key in a {@link Map} or {@link Set} of methods or constructors. |
| * |
| * @since 2.3.30 |
| */ |
| final class ExecutableMemberSignature { |
| private final String name; |
| private final Class<?>[] args; |
| |
| ExecutableMemberSignature(String name, Class<?>[] args) { |
| this.name = name; |
| this.args = args; |
| } |
| |
| /** |
| * Uses the method name, and the parameter types. |
| */ |
| ExecutableMemberSignature(Method method) { |
| this(method.getName(), method.getParameterTypes()); |
| } |
| |
| /** |
| * Doesn't use the constructor name, only the parameter types. |
| */ |
| ExecutableMemberSignature(Constructor<?> constructor) { |
| this("<init>", constructor.getParameterTypes()); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof ExecutableMemberSignature) { |
| ExecutableMemberSignature ms = (ExecutableMemberSignature) o; |
| return ms.name.equals(name) && Arrays.equals(args, ms.args); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return name.hashCode() + args.length * 31; |
| } |
| } |