code: @Pure
  	static int getOperatingSystemArchitectureDataModel() {
  		final String arch = System.getProperty("sun.arch.data.model"); //$NON-NLS-1$
  		if (arch != null) {
  			try {
  				return Integer.parseInt(arch);
  			} catch (AssertionError e) {
  				throw e;
  			} catch (Throwable exception) {
  				//
  			}
  		}
  		return 0;
  	}
docs: Replies the data model of the current operating system: 32 or 64 bits.
  
  @return the integer which is corresponding to the data model, or <code>0</code> if
  it could not be determined.