001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019package org.apache.mina.example.haiku; 020 021/** 022 * @author <a href="http://mina.apache.org">Apache MINA Project</a> 023 */ 024public class PhraseUtilities { 025 static int countSyllablesInPhrase(String phrase) { 026 int syllables = 0; 027 028 for (String word : phrase.split("[^\\w-]+")) { 029 if (word.length() > 0) { 030 syllables += countSyllablesInWord(word.toLowerCase()); 031 } 032 } 033 034 return syllables; 035 } 036 037 static int countSyllablesInWord(String word) { 038 char[] chars = word.toCharArray(); 039 int syllables = 0; 040 boolean lastWasVowel = false; 041 042 for (int i = 0; i < chars.length; i++) { 043 char c = chars[i]; 044 if (isVowel(c)) { 045 if (!lastWasVowel 046 || (i > 0 && isE(chars, i - 1) && isO(chars, i))) { 047 ++syllables; 048 lastWasVowel = true; 049 } 050 } else { 051 lastWasVowel = false; 052 } 053 } 054 055 if (word.endsWith("oned") || word.endsWith("ne") 056 || word.endsWith("ide") || word.endsWith("ve") 057 || word.endsWith("fe") || word.endsWith("nes") 058 || word.endsWith("mes")) { 059 --syllables; 060 } 061 062 return syllables; 063 } 064 065 static boolean isE(char[] chars, int position) { 066 return isCharacter(chars, position, 'e'); 067 } 068 069 static boolean isCharacter(char[] chars, int position, char c) { 070 return chars[position] == c; 071 } 072 073 static boolean isO(char[] chars, int position) { 074 return isCharacter(chars, position, 'o'); 075 } 076 077 static boolean isVowel(char c) { 078 return c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u' 079 || c == 'y'; 080 } 081}