: The JRE (found in C:\Program Files\Java\jre1.8.x ) does not include tools.jar by design. How to Download and Install Java 1.8 tools.jar
Where to get the tools.jar to use with the Java 8 jdk early release java 1.8 tools.jar download
: Typically found in C:\Program Files\Java\jdk1.8.x\lib\tools.jar . : The JRE (found in C:\Program Files\Java\jre1
You cannot download tools.jar as a standalone official file. Instead, you must download the full Java 8 JDK, which includes it. Instead, you must download the full Java 8
When you encounter the error message "Could not find tools.jar," it usually means your development environment is pointing to a instead of the Java Development Kit (JDK) . In Java 1.8 (Java 8), tools.jar is a critical library that contains the APIs for tools like javac , javadoc , and apt . Why You Can't Find tools.jar
The most common reason for a missing tools.jar is that you have installed only the JRE. While the JRE is enough to run Java applications, the JDK is required for developing them.