new EnvironmentVariableContentProvider();
EnvironmentVariable[] envVars = envVarsProvider.getVariables();
LibraryLocation[] libs = type.getDefaultLibraryLocations(
file, envVars, new NullProgressMonitor());
IStatus status = type.validateInstallLocation(
file, envVars, libs, new NullProgressMonitor());
if (!status.isOK()){
throw new RuntimeException(status.getMessage());
}