Here you can find the source of canCoerceLiteralNumberExpr(Class> type)
public static boolean canCoerceLiteralNumberExpr(Class<?> type)
//package com.java2s; /*/* w w w. java 2s . c om*/ * Copyright 2005 JBoss Inc * * 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. */ import java.util.Arrays; import java.util.List; public class Main { public static boolean canCoerceLiteralNumberExpr(Class<?> type) { final List<? extends Class<?>> classes = Arrays.asList(int.class, long.class, double.class); return classes.contains(type); } }