1 | /*
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2 | * Copyright 2002,2004-2005 The Apache Software Foundation
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | *
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16 | */
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17 |
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18 | package org.apache.tools.ant.input;
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19 |
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20 | import java.util.Vector;
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21 |
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22 | /**
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23 | * Encapsulates an input request.
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24 | *
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25 | * @since Ant 1.5
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26 | */
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27 | public class MultipleChoiceInputRequest extends InputRequest {
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28 | private Vector choices = new Vector();
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29 |
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30 | /**
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31 | * @param prompt The prompt to show to the user. Must not be null.
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32 | * @param choices holds all input values that are allowed.
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33 | * Must not be null.
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34 | */
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35 | public MultipleChoiceInputRequest(String prompt, Vector choices) {
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36 | super(prompt);
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37 | if (choices == null) {
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38 | throw new IllegalArgumentException("choices must not be null");
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39 | }
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40 | this.choices = choices;
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41 | }
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42 |
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43 | /**
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44 | * @return The possible values.
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45 | */
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46 | public Vector getChoices() {
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47 | return choices;
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48 | }
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49 |
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50 | /**
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51 | * @return true if the input is one of the allowed values.
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52 | */
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53 | public boolean isInputValid() {
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54 | return choices.contains(getInput());
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55 | }
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56 | }
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