Java Tools Included in JDK

Java Tools Tutorials - Herong's Tutorial Examples

∟Java Tools Included in JDK

∟Installing Latest JDK on macOS

This section provides a tutorial example on how to download and install the latest version JDK, which includes some nice Java tools, on a macOS system.

As a Java developer kit, the Oracle JDK package includes a number of nice Java tools.

Here is what I did to download and install JDK 20, also called Java SE 20, on my macOS computer.

1. Go to Oracle Java SE download website at oracle.com/technetwork/java/javase/downloads.

2. Click "JDK 20 > macOS" tab.

3. Click on the "jdk-20_macos-x64_bin.dmg" link in the "x64 DMG Installer" line to download the installation file to your "Downloads" directory.

4. Double-click on the "jdk-20_macos-x64_bin.dmg" file to install it.

To test the installation, open a command window to try the java command.

herong$ java -version
java version "20.0.1" 2023-04-18
Java(TM) SE Runtime Environment (build 20.0.1+9-29)
Java HotSpot(TM) 64-Bit Server VM (build 20.0.1+9-29, mixed mode, sharing)

Cool, I have successfully installed JDK 20 on my macOS computer!

Table of Contents

About This Book

Java Tools Terminology

►Java Tools Included in JDK

►Installing Latest JDK on macOS

Installing Latest JDK on Windows

Adding JDK "bin" Direcotry to Path Setting

Testing JDK Installation

Listing Java Tools in JDK

javac - The Java Program Compiler

java - The Java Program Launcher

jar - The JAR File Tool

jlink - The JRE Linker

jmod - The JMOD File Tool

jimage - The JIMAGE File Tool

jpackage - Binary Package Builder

javadoc - The Java Document Generator

jdeps - The Java Class Dependency Analyzer

jdeprscan - The Java Deprecated API Scanner

jdb - The Java Debugger

jcmd - The JVM Diagnostic Tool

jconsole - Java Monitoring and Management Console

jstat - JVM Statistics Monitoring Tool

JVM Troubleshooting Tools

jhsdb - The Java HotSpot Debugger

jvisualvm (Java VisualVM) - JVM Visual Tool

jmc - Java Mission Control

javap - The Java Class File Disassembler

keytool - Public Key Certificate Tool

jarsigner - JAR File Signer

jshell - Java Language Shell

jrunscript - Script Code Shell

Miscellaneous Tools

native2ascii - Native-to-ASCII Encoding Converter

JAB (Java Access Bridge) for Windows

Archived Tutorials

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