For JAVA_HOME it should be C:\java, but on your Path variable, it should point to C:\java\bin\ since Path is what is used to tell the Command Prompt where to look for executables.
cmd - what should be the java path in the environment variable on my system Windows 10 - Stack Overflow
How to set the environment variables for Java in Windows - Stack Overflow
%JAVA_HOME% and %Path% variables set correctly. Java returning wrong version.
java adding to path
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Java SE Development Kit 8u112 on a 64-bit Windows 7 or Windows 8
Set the following user environment variables (== environment variables of type user variables)
JAVA_HOME :C:\Program Files\Java\jdk1.8.0_112JDK_HOME :%JAVA_HOME%JRE_HOME :%JAVA_HOME%\jreCLASSPATH :.;%JAVA_HOME%\lib;%JAVA_HOME%\jre\libPATH :your-unique-entries;%JAVA_HOME%\bin(make sure that the longishyour-unique-entriesdoes not contain any other references to another Java installation folder.
Note for Windows users on 64-bit systems:
Progra~1 = 'Program Files'
Progra~2 = 'Program Files(x86)'
Notice that these environment variables are derived from the "root" environment variable JAVA_HOME. This makes it easy to update your environment variables when updating the JDK. Just point JAVA_HOME to the fresh installation.
There is a blogpost explaining the rationale behind all these environment variables.
Optional recommendations
- Add a user environment variable
JAVA_TOOL_OPTIONSwith value-Dfile.encoding="UTF-8". This ensures that Java (and tools such as Maven) will run with aCharset.defaultCharset()ofUTF-8(instead of the defaultWindows-1252). This has saved a lot of headaches when wirking with my own code and that of others, which unfortunately often assume the (sane) default encoding UTF-8. - When JDK is installed, it adds to the system environment variable
Pathan entryC:\ProgramData\Oracle\Java\javapath;. I anecdotally noticed that the links in that directory didn't get updated during an JDK installation update. So it's best to removeC:\ProgramData\Oracle\Java\javapath;from thePathsystem environment variable in order to have a consistent environment.
In Windows inorder to set
Step 1 : Right Click on MyComputer and click on properties .
Step 2 : Click on Advanced tab
Step 3: Click on Environment Variables

Step 4: Create a new class path for JAVA_HOME

Step 5: Enter the Variable name as JAVA_HOME and the value to your jdk bin path ie c:\Programfiles\Java\jdk-1.6\bin and
NOTE Make sure u start with .; in the Value so that it doesn't corrupt the other environment variables which is already set.

Step 6 : Follow the Above step and edit the Path in System Variables add the following ;c:\Programfiles\Java\jdk-1.6\bin in the value column.
Step 7 :Your are done setting up your environment variables for your Java , In order to test it go to command prompt and type
java
who will get a list of help doc
In order make sure whether compiler is setup Type in cmd
javac
who will get a list related to javac
Hope this Helps !
