Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * 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.
 */

public class Main {
    /**
     * <p>
     * Checks if a String is non <code>null</code> and is not empty (<code>length > 0</code>).
     * </p>
     *
     * @param str the String to check
     * @return true if the String is non-null, and not length zero
     */
    public static boolean isNotEmpty(String str) {
        return ((str != null) && (str.trim().length() > 0));
    }

    /**
     * <p>
     * Removes control characters, including whitespace, from both ends of this String, handling <code>null</code> by
     * returning <code>null</code>.
     * </p>
     *
     * @param str the String to check
     * @return the trimmed text (or <code>null</code>)
     * @see java.lang.String#trim()
     */
    public static String trim(String str) {
        return (str == null ? null : str.trim());
    }
}