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Ant example source code file (

This example Ant source code file ( is included in the "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Ant tags/keywords

illegalargumentexception, illegalargumentexception, inputrequest, inputrequest, multiplechoiceinputrequest, multiplechoiceinputrequest, util, vector, vector

The source code

 *  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
 *  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.Vector;

 * Encapsulates an input request.
 * @since Ant 1.5
public class MultipleChoiceInputRequest extends InputRequest {
    private Vector choices = new Vector();

     * @param prompt The prompt to show to the user.  Must not be null.
     * @param choices holds all input values that are allowed.
     *                Must not be null.
    public MultipleChoiceInputRequest(String prompt, Vector choices) {
        if (choices == null) {
            throw new IllegalArgumentException("choices must not be null");
        this.choices = choices;

     * @return The possible values.
    public Vector getChoices() {
        return choices;

     * @return true if the input is one of the allowed values.
    public boolean isInputValid() {
        return choices.contains(getInput()) || ("".equals(getInput()) && getDefaultValue() != null);

Other Ant examples (source code examples)

Here is a short list of links related to this Ant source code file:

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