There is a small note in the JDeveloper 188.8.131.52 Installation Guide:
This release of Oracle JDeveloper supports the 64-bit versions of Windows and Java.
More on the question What is 64-bit Java?, can be found on this Java Hotspot FAQ.
The Installation Guide mentioned before doesn’t show additional details on How-To get JDeveloper working on Windows 7 with an 64 bit Java version….
To get this working:
- Download and install a recent 64 bit JDK for Windows 7 64 bit, eg
- go to the
$Middleware_Home$\jdeveloper\jdev\bindirectory and edit the
- Alter the
SetJavaHometo the directory in which you just installed the JDK:
# # Directive SetJavaHome is not required by default, except for the base # install, since the launcher will determine the JAVA_HOME. On Windows # it looks in ..\..\jdk, on UNIX it first looks in ../../jdk. If no JDK # is found there, it looks in the PATH. # #SetJavaHome C:\Oracle\Middleware\jdk160_21 SetJavaHome C:\Program Files\Java\jdk1.6.0_24
- And then start the
February 2012 Spyros Doulgeridis posted on his blog on Running JDeveloper in 64 bits. He shows additional guiding on:
- Adjust JDeveloper’s memory settings in in the
- Increasing the memory of the embedded weblogic – in the
- Configure Windows pagefile – to avoid the Virtual Memory Minimum Too Low error in Windows