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author Franz Glasner <fzglas.hg@dom66.de>
date Wed, 17 Sep 2025 21:11:25 +0200
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1 # Using with Java
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4 There is also a Java library, which uses JNI to provide access to the C
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5 library. The Java classes provide an interface very similar to that available
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6 to Javascript. This Java library also powers the Android versions of MuPDF.
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8 ## Android
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10 If you want to build an application for Android, you have several options. You
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11 can base it off one of the existing viewers, or build a new app using the Java
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12 library directly.
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14 See the "Using with Android" section to get started using the MuPDF library for
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15 Android.
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17 ## Building
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19 Check out (or download) the MuPDF repository.
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21 The Java bindings are in the platform/java directory.
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23 You can build them using make:
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25 make java
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27 The resulting shared library are in build/java/release. You need to make sure
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28 the Java runtime can find the JAR archive (with class-path) and the native
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29 library (with java.library.path).
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31 To test the bindings you can use the Java shell:
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33 $ jshell --class-path=build/java/release -R-Djava.library.path=build/java/release
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34 jshell> import com.artifex.mupdf.fitz.*
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35 jshell> var doc = Document.openDocument("pdfref17.pdf")
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36 jshell> System.out.println(doc.countPages())
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38 ## Examples
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40 There are several more examples in the Java directory.
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42 To build and run the example Swing viewer:
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44 make -C platform/java run