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35 lines
919 B
Java
35 lines
919 B
Java
/**
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*
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*/
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package org.gcube.portlets.user.geoportaldataviewer.client.util;
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/**
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* The Class StringUtil.
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*
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* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
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*
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* Nov 16, 2020
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*/
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public class StringUtil {
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/**
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* Ellipsize.
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*
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* @param input the input string that may be subjected to shortening
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* @param maxCharacters the maximum characters that must be returned for the input string. Must be at least 3 (that is the ellipses size)
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* @return the string
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* @throws Exception the exception
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*/
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public static String ellipsize(String input, int maxCharacters) throws Exception{
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if(maxCharacters < 3) {
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throw new IllegalArgumentException("maxCharacters must be at least 3 because the ellipsis already take up 3 characters");
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}
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if (input == null || input.length() < maxCharacters) {
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return input;
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}
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return input.substring(0, maxCharacters)+"...";
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}
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}
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