42 lines
1.1 KiB
Java
42 lines
1.1 KiB
Java
package me.ryanhamshire.GriefPrevention;
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import java.util.List;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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class WordFinder
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{
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private Pattern pattern;
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WordFinder(List<String> wordsToFind)
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{
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if (wordsToFind.size() == 0) return;
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StringBuilder patternBuilder = new StringBuilder();
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for (String word : wordsToFind)
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{
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if (!word.isEmpty() && !word.trim().isEmpty())
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{
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patternBuilder.append("|(([^\\w]|^)" + Pattern.quote(word) + "([^\\w]|$))");
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}
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}
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String patternString = patternBuilder.toString();
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if (patternString.length() > 1)
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{
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//trim extraneous leading pipe (|)
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patternString = patternString.substring(1);
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}
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this.pattern = Pattern.compile(patternString, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE);
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}
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boolean hasMatch(String input)
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{
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if (this.pattern == null) return false;
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Matcher matcher = this.pattern.matcher(input);
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return matcher.find();
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}
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}
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