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iText layout.jar Source Code
layout.jar is a component in iText Java library to provide layout functionalities. iText Java library allows you to generate and manage PDF documents.
The Source Code files are provided together with the JAR file in the binary packge like iText7-Core-7.1.4.zip. You can download it at iText 7 Core Download site.
You can compile it to generate your JAR file, using layout.pom as the build configuration file.
The source code of layout-7.1.4.jar is provided below:
✍: FYIcenter.com
⏎ com/itextpdf/layout/hyphenation/HyphenationTreeCache.java
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.itextpdf.layout.hyphenation; import java.util.HashMap; import java.util.HashSet; import java.util.Map; import java.util.Set; /** * <p>This is a cache for HyphenationTree instances.</p> */ public class HyphenationTreeCache { /** Contains the cached hyphenation trees */ private Map<String, HyphenationTree> hyphenTrees = new HashMap<>(); /** Used to avoid multiple error messages for the same language if a pattern file is missing. */ private Set<String> missingHyphenationTrees; /** * Looks in the cache if a hyphenation tree is available and returns it if it is found. * @param lang the language * @param country the country (may be null or "none") * @return the HyhenationTree instance or null if it's not in the cache */ public HyphenationTree getHyphenationTree(String lang, String country) { String key = constructLlccKey(lang, country); if (key == null) { return null; } // first try to find it in the cache if (hyphenTrees.containsKey(key)) { return hyphenTrees.get(key); } else if (hyphenTrees.containsKey(lang)) { return hyphenTrees.get(lang); } else { return null; } } /** * Constructs the key for the hyphenation pattern file. * @param lang the language * @param country the country (may be null or "none") * @return the resulting key */ public static String constructLlccKey(String lang, String country) { String key = lang; // check whether the country code has been used if (country != null && !country.equals("none")) { key += "_" + country; } return key; } /** * If the user configured a hyphenation pattern file name * for this (lang,country) value, return it. If not, return null. * @param lang the language * @param country the country (may be null or "none") * @param hyphPatNames the map of user-configured hyphenation pattern file names * @return the hyphenation pattern file name or null */ public static String constructUserKey(String lang, String country, Map<String, String> hyphPatNames) { String userKey = null; if (hyphPatNames != null) { String key = constructLlccKey(lang, country); key = key.replace('_', '-'); userKey = hyphPatNames.get(key); } return userKey; } /** * Cache a hyphenation tree under its key. * @param key the key (ex. "de_CH" or "en") * @param hTree the hyphenation tree */ public void cache(String key, HyphenationTree hTree) { hyphenTrees.put(key, hTree); } /** * Notes a key to a hyphenation tree as missing. * This is to avoid searching a second time for a hyphenation pattern file which is not * available. * @param key the key (ex. "de_CH" or "en") */ public void noteMissing(String key) { if (missingHyphenationTrees == null) { missingHyphenationTrees = new HashSet<>(); } missingHyphenationTrees.add(key); } /** * Indicates whether a hyphenation file has been requested before but it wasn't available. * This is to avoid searching a second time for a hyphenation pattern file which is not * available. * @param key the key (ex. "de_CH" or "en") * @return true if the hyphenation tree is unavailable */ public boolean isMissing(String key) { return (missingHyphenationTrees != null && missingHyphenationTrees.contains(key)); } }
⏎ com/itextpdf/layout/hyphenation/HyphenationTreeCache.java
Or download all of them as a single archive file:
File name: layout-7.1.4-sources.jar File size: 446816 bytes Release date: 2018-10-09 Download
⇒ iText 5 itextpdf.jar Source Code
2021-07-03, 22844👍, 0💬
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