Java 8 JDK Zip Windows: What You Need to Know Before Downloading
Download Java 8 JDK zip Windows
Java is one of the most popular programming languages in the world, used for developing applications for various platforms and devices. Java Development Kit (JDK) is a software package that provides the tools and libraries needed to create and run Java programs. In this article, we will show you how to download and install Java 8 JDK zip Windows, which is a compressed file format that can save you time and space.
Download java 8 jdk zip windows
What is Java 8 JDK and why use it?
Java 8 JDK is the eighth major release of the Java platform, which was launched in March 2014. It introduced many new features and enhancements that improved the performance, security, and usability of Java applications. Some of the notable features of Java 8 JDK are:
Java 8 JDK features and benefits
Lambda expressions: a new way of writing anonymous functions that can be passed as arguments or returned as values.
Streams API: a new way of processing collections of data in a functional and parallel manner.
Date and Time API: a new set of classes and interfaces that provide a comprehensive and consistent model for handling date and time values.
Nashorn JavaScript engine: a new engine that allows executing JavaScript code from within Java applications.
Default methods: a new way of adding methods to interfaces without breaking backward compatibility.
Optional class: a new class that represents a value that may or may not be present, avoiding null pointer exceptions.
Method references: a new way of referring to existing methods by name, simplifying lambda expressions.
These features make Java 8 JDK more expressive, concise, efficient, and powerful than previous versions. They also enable developers to write more readable, maintainable, and scalable code. Moreover, Java 8 JDK offers better integration with other languages and technologies, such as JavaScript, HTML5, JSON, XML, etc.
Java 8 JDK compatibility and requirements
Java 8 JDK is compatible with Windows, Linux, Mac OS X, Solaris, and other operating systems that support the Java platform. However, it requires some minimum system specifications to run properly. These are:
A processor that supports the x86 or x64 architecture.
A minimum of 128 MB of RAM memory.
A minimum of 124 MB of disk space for JRE (Java Runtime Environment) and 441 MB for JDK.
A web browser that supports Java applets (optional).
If your system meets these requirements, you can proceed to download Java 8 JDK zip Windows from one of the following sources:
How to download Java 8 JDK zip Windows from Oracle website?
Oracle is the official provider of Java software, including JDK. You can download Java 8 JDK zip Windows from its website by following these steps:
Step-by-step instructions with screenshots
Go to [Oracle's Java SE Downloads page](^1^) and click on "JDK Download" under "Java Platform (JDK) 8u301".
Accept the license agreement by clicking on the radio button next to "Oracle Technology Network License Agreement for Oracle Java SE".
Scroll down to the section "Java SE Development Kit 8u301" and find the file that matches your system architecture (x86 for 32-bit or x64 for 64-bit). Click on the download link next to it. For example, if you have a 64-bit Windows system, click on "jdk-8u301-windows-x64.zip".
A pop-up window will appear asking you to sign in or create an Oracle account. You can either do so or skip this step by clicking on "No, thanks. Just start my download.".
Choose a location on your computer where you want to save the zip file and click on "Save". The download will start and may take some time depending on your internet speed.
Here are some screenshots of the process:
How to verify the downloaded file and check the Java version?
After the download is complete, you should verify that the zip file is not corrupted and that it contains the correct Java version. You can do this by following these steps:
Right-click on the zip file and select "Properties".
Go to the "General" tab and check the file size. It should match the size shown on the Oracle website. For example, for jdk-8u301-windows-x64.zip, it should be 201 MB.
Go to the "Digital Signatures" tab and check that the file is signed by Oracle America, Inc. You can click on "Details" to see more information about the signature.
Extract the zip file to a folder of your choice by right-clicking on it and selecting "Extract All".
Open the extracted folder and find the file "release". Open it with a text editor and check that the JAVA_VERSION property matches the version you downloaded. For example, for JDK 8u301, it should be "1.8.0_301".
Here are some screenshots of the process:
How to download Java 8 JDK zip Windows from OpenJDK website?
OpenJDK is an open-source implementation of the Java platform, which is supported by a community of developers and organizations. You can download Java 8 JDK zip Windows from its website by following these steps:
Step-by-step instructions with screenshots
Go to [OpenJDK's Java 8 Downloads page] and scroll down to the section "Windows".
Find the file that matches your system architecture (x86 for 32-bit or x64 for 64-bit). Click on the download link next to it. For example, if you have a 64-bit Windows system, click on "openjdk-8u302-b08_windows-x64_bin.zip".
Choose a location on your computer where you want to save the zip file and click on "Save". The download will start and may take some time depending on your internet speed.
Here are some screenshots of the process:
How to verify the downloaded file and check the Java version?
After the download is complete, you should verify that the zip file is not corrupted and that it contains the correct Java version. You can do this by following these steps:
Right-click on the zip file and select "Properties".
Go to the "General" tab and check the file size. It should match the size shown on the OpenJDK website. For example, for openjdk-8u302-b08_windows-x64_bin.zip, it should be 99.6 MB.
Go to the "Digital Signatures" tab and check that the file is signed by Red Hat, Inc. You can click on "Details" to see more information about the signature.
Extract the zip file to a folder of your choice by right-clicking on it and selecting "Extract All".
Open the extracted folder and find the file "release". Open it with a text editor and check that the JAVA_VERSION property matches the version you downloaded. For example, for JDK 8u302, it should be "1.8.0_302-b08".
Here are some screenshots of the process:
How to install Java 8 JDK zip Windows on your system?
Now that you have downloaded Java 8 JDK zip Windows from either Oracle or OpenJDK website, you need to install it on your system. This involves extracting the zip file and setting some environment variables. Here is how to do it:
How to extract the zip file and set the JAVA_HOME environment variable?
Create a folder where you want to install Java 8 JDK, for example, C:\Java.
Move the zip file to that folder and extract it by right-clicking on it and selecting "Extract Here".
A subfolder with the name of the JDK version will be created, for example, jdk1.8.0_301 or jdk1.8.0_302-b08.
Right-click on "This PC" or "My Computer" and select "Properties".
Click on "Advanced system settings" and then on "Environment Variables".
Under "System variables", click on "New".
In the "Variable name" field, type JAVA_HOME.
In the "Variable value" field, type the path to the JDK folder you extracted, for example, C:\Java\jdk1.8.0_301 or C:\Java\jdk1.8.0_302-b08.
Click on "OK" to save the variable.
Here are some screenshots of the process:
How to add Java to the PATH variable and test the installation?
Under "System variables", find the variable named PATH and click on "Edit".
In the "Variable value" field, append a semicolon (;) and then the path to the bin folder inside the JDK folder, for example, C:\Java\jdk1.8.0_301\bin or C:\Java\jdk1.8.0_302-b08\bin.
Click on "OK" to save the variable.
Open a command prompt by typing cmd in the search box and hitting Enter.
Type java -version and hit Enter. You should see the Java version you installed displayed on the screen.
Type javac -version and hit Enter. You should see the Java compiler version you installed displayed on the screen.
Here are some screenshots of the process:
Conclusion
In this article, we have shown you how to download and install Java 8 JDK zip Windows from two different sources: Oracle and OpenJDK. We have also explained how to verify the downloaded file, set the JAVA_HOME environment variable, add Java to the PATH variable, and test the installation. By following these steps, you should be able to use Java 8 JDK on your Windows system without any problems.
Java 8 JDK is a powerful and versatile software package that enables you to create and run Java applications for various purposes. It offers many new features and enhancements that make Java programming more enjoyable and productive. Whether you are a beginner or an expert, you can benefit from using Java 8 JDK on your Windows system.
FAQs
Q: What is the difference between JDK and JRE?A: JDK stands for Java Development Kit, which includes JRE (Java Runtime Environment) and other tools and libraries for developing Java applications. JRE stands for Java Runtime Environment, which includes the Java Virtual Machine (JVM) and other components for running Java applications.
Q: What is the difference between Oracle JDK and OpenJDK?A: Oracle JDK is the official and commercial implementation of the Java platform, which is developed and maintained by Oracle Corporation. OpenJDK is an open-source and free implementation of the Java platform, which is supported by a community of developers and organizations.
Q: How can I update my Java 8 JDK?A: You can update your Java 8 JDK by downloading and installing the latest version from either Oracle or OpenJDK website. You may need to uninstall the previous version before installing the new one.
Q: How can I uninstall my Java 8 JDK?A: You can uninstall your Java 8 JDK by deleting the JDK folder from your system and removing it from the JAVA_HOME and PATH environment variables.
Q: How can I switch between different versions of Java on my system?A: You can switch between different versions of Java on your system by changing the JAVA_HOME and PATH environment variables to point to the desired JDK folder.
dcd2dc6462