| 1 | <html><body><pre> |
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| 2 | /* |
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| 3 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 4 | * contributor license agreements. See the NOTICE file distributed with |
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| 5 | * this work for additional information regarding copyright ownership. |
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| 6 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 7 | * (the "License"); you may not use this file except in compliance with |
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| 8 | * the License. You may obtain a copy of the License at |
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| 9 | * |
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| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 11 | * |
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| 12 | * Unless required by applicable law or agreed to in writing, software |
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| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 15 | * See the License for the specific language governing permissions and |
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| 16 | * limitations under the License. |
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| 17 | */ |
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| 18 | package jsp2.examples.el; |
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| 19 | |
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| 20 | /** |
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| 21 | * Defines the functions for the jsp2 example tag library. |
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| 22 | * |
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| 23 | * <p>Each function is defined as a static method.</p> |
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| 24 | */ |
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| 25 | public class Functions { |
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| 26 | public static String reverse( String text ) { |
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| 27 | return new StringBuffer( text ).reverse().toString(); |
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| 28 | } |
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| 29 | |
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| 30 | public static int numVowels( String text ) { |
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| 31 | String vowels = "aeiouAEIOU"; |
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| 32 | int result = 0; |
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| 33 | for( int i = 0; i < text.length(); i++ ) { |
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| 34 | if( vowels.indexOf( text.charAt( i ) ) != -1 ) { |
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| 35 | result++; |
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| 36 | } |
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| 37 | } |
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| 38 | return result; |
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| 39 | } |
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| 40 | |
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| 41 | public static String caps( String text ) { |
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| 42 | return text.toUpperCase(); |
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| 43 | } |
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| 44 | } |
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| 45 | </pre></body></html> |
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