Here you can find the source of isValidDate(String src, String format)
public static boolean isValidDate(String src, String format)
//package com.java2s; /**/*from w ww .j a v a 2s .c om*/ * Copyright 2014 tgrape 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.text.ParseException; import java.text.SimpleDateFormat; import java.util.Date; import java.util.Locale; public class Main { public static boolean isValidDate(String src, String format) { SimpleDateFormat formatter = new SimpleDateFormat(format, Locale.UK); @SuppressWarnings("unused") Date date = null; try { date = formatter.parse(src); } catch (ParseException e) { return false; } return true; } }