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Java 9: Building Robust Modular Applications
book

Java 9: Building Robust Modular Applications

by Dr. Edward Lavieri, Peter Verhas, Jason Lee
April 2018
Intermediate to advanced content levelIntermediate to advanced
910 pages
33h 21m
English
Packt Publishing
Content preview from Java 9: Building Robust Modular Applications

JAR URL depreciation

JAR file URLs were, prior to Java 9, used by some APIs to identify specific files in the runtime image. These URLs contain a jar:file: prefix with two paths; one to the jar and one to the specific resource file within the jar. Here is the syntax for the pre-Java 9 JAR URL:

    jar:file:<path-to-jar>!<path-to-file-in-jar>

With the advent of Java 9's modular system, containers will house resource files instead of individual JARs. The new syntax for accessing resource files is as follows:

    jrt:/<module-name>/<path-to-file-in-module>

A new URL schema, jrt, is now in place for naming resources within a runtime image. These resources include classes and modules. The new schema allows for the identification of a resource without ...

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Publisher Resources

ISBN: 9781788832823Supplemental ContentOtherPurchase LinkErrata Page