Here you can find the source of isValidLongitude(BigDecimal value)
public static boolean isValidLongitude(BigDecimal value)
//package com.java2s; /*//from w w w . ja v a 2 s.c om * Copyright 2015-2016 OpenEstate.org. * * 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.math.BigDecimal; public class Main { public static boolean isValidLongitude(BigDecimal value) { BigDecimal min = new BigDecimal("31.2"); BigDecimal max = new BigDecimal("38.9"); return value != null && value.compareTo(min) >= 0 && value.compareTo(max) <= 0; } @Deprecated public static boolean isValidLongitude(Double value) { //return value!=null && value>=-31.2 && value<=38.9; return isValidLongitude(BigDecimal.valueOf(value)); } }