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iText io.jar Source Code
io.jar is a component in iText Java library to provide input/output 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 io.pom as the build configuration file.
The source code of io-7.1.4.jar is provided below:
✍: FYIcenter.com
⏎ com/itextpdf/io/util/SystemUtil.java
/* This file is part of the iText (R) project. Copyright (c) 1998-2018 iText Group NV Authors: Bruno Lowagie, Paulo Soares, et al. This program is free software; you can redistribute it and/or modify it under the terms of the GNU Affero General Public License version 3 as published by the Free Software Foundation with the addition of the following permission added to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program; if not, see http://www.gnu.org/licenses or write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA, 02110-1301 USA, or download the license from the following URL: http://itextpdf.com/terms-of-use/ The interactive user interfaces in modified source and object code versions of this program must display Appropriate Legal Notices, as required under Section 5 of the GNU Affero General Public License. In accordance with Section 7(b) of the GNU Affero General Public License, a covered work must retain the producer line in every PDF that is created or manipulated using iText. You can be released from the requirements of the license by purchasing a commercial license. Buying such a license is mandatory as soon as you develop commercial activities involving the iText software without disclosing the source code of your own applications. These activities include: offering paid services to customers as an ASP, serving PDFs on the fly in a web application, shipping iText with a closed source product. For more information, please contact iText Software Corp. at this address: sales@itextpdf.com */ package com.itextpdf.io.util; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; import java.util.List; import java.util.StringTokenizer; import java.util.regex.Matcher; import java.util.regex.Pattern; /** * This file is a helper class for internal usage only. * Be aware that it's API and functionality may be changed in future. */ public final class SystemUtil { @Deprecated public static long getSystemTimeMillis() { return System.currentTimeMillis(); } public static long getTimeBasedSeed() { return System.currentTimeMillis(); } /** * Should be used in relative constructs (for example to check how many milliseconds have passed). * * Shouldn't be used in the Date creation since the value returned by this method is different in С#. * For getting current time consistently use {@link DateTimeUtil#getCurrentTimeDate()}. * * @return relative time in milliseconds. */ public static long getRelativeTimeMillis() { return System.currentTimeMillis(); } public static long getFreeMemory() { return Runtime.getRuntime().freeMemory(); } /** * Gets either java property or environment variable with given name. * @param name the name of either java property or environment variable. * @return property or variable value or null if there is no such. */ public static String getPropertyOrEnvironmentVariable(String name) { String s = null; s = System.getProperty(name); if (s == null) { s = System.getenv(name); } return s; } public static boolean runProcessAndWait(String execPath, String params) throws IOException, InterruptedException { List<String> cmdArray = new ArrayList<String>(); cmdArray.add(execPath); Matcher m = Pattern.compile("((?:[^'\\s]|'.+?')+)\\s*").matcher(params); while (m.find()) { cmdArray.add(m.group(1).replace("'", "")); } Process p = Runtime.getRuntime().exec(cmdArray.toArray(new String[cmdArray.size()])); printProcessOutput(p); return p.waitFor() == 0; } private static void printProcessOutput(Process p) throws IOException { BufferedReader bri = new BufferedReader(new InputStreamReader(p.getInputStream())); BufferedReader bre = new BufferedReader(new InputStreamReader(p.getErrorStream())); String line; while ((line = bri.readLine()) != null) { System.out.println(line); } bri.close(); while ((line = bre.readLine()) != null) { System.out.println(line); } bre.close(); } public static StringBuilder runProcessAndCollectErrors(String execPath, String params) throws IOException, InterruptedException { List<String> cmdArray = new ArrayList<String>(); cmdArray.add(execPath); Matcher m = Pattern.compile("((?:[^'\\s]|'.+?')+)\\s*").matcher(params); while (m.find()) { cmdArray.add(m.group(1).replace("'", "")); } Process p = Runtime.getRuntime().exec(cmdArray.toArray(new String[cmdArray.size()])); StringBuilder errorsBuilder = printProcessErrorsOutput(p); return errorsBuilder; } private static StringBuilder printProcessErrorsOutput(Process p) throws IOException { StringBuilder builder = new StringBuilder( ); BufferedReader bre = new BufferedReader(new InputStreamReader(p.getErrorStream())); String line; while ((line = bre.readLine()) != null) { System.out.println(line); builder.append( line ); } bre.close(); return builder; } }
⏎ com/itextpdf/io/util/SystemUtil.java
Or download all of them as a single archive file:
File name: io-7.1.4-sources.jar File size: 608762 bytes Release date: 2018-10-09 Download
⇒ iText layout.jar Source Code
⇐ iText kernel.jar Source Code
2018-04-09, 90326👍, 5💬
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