no j3dcored3d in java.library.path

Exception in thread "main" java.lang.UnsatisfiedLinkError: no j3dcore-d3d in java.library.path
        at java.lang.ClassLoader.loadLibrary(Unknown Source)
        at java.lang.Runtime.loadLibrary0(Unknown Source)
        at java.lang.System.loadLibrary(Unknown Source)
        at javax.media.j3d.NativePipeline$1.run(NativePipeline.java:189)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.media.j3d.NativePipeline.loadLibrary(NativePipeline.java:180)
        at javax.media.j3d.NativePipeline.loadLibraries(NativePipeline.java:137)
        at javax.media.j3d.MasterControl.loadLibraries(MasterControl.java:948)
        at javax.media.j3d.VirtualUniverse.<clinit>(VirtualUniverse.java:280)
        at D3D.createCanvas3D(D3D.java:58)
        at D3D.<init>(D3D.java:41)
        at D3D.main(D3D.java:120)

solution:

forgot to put Java3D native libs (dlls) on java path.
To solve this just copy and paste native libs to your JRE/bin folder
The Java3D native libs are (Win32) :

j3dcore-ogl.dll
j3dcore-d3d.dll
j3dcore-ogl-chk.dll
j3dcore-ogl-cg.dll (optional)