code: private void mergeGlobalVariables() throws MojoExecutionException {
  		Properties propertiesGlobalVariables;
  		try {
  			propertiesGlobalVariables = loadPropertiesFile(deploymentGlobalVariables);
  		} catch (Exception e) {
  			throw new MojoExecutionException(PROPERTIES_GLOBAL_VARIABLES_LOAD_FAILURE + " '" + deploymentGlobalVariables + "'", e);
  		}
  		
  		Enumeration<Object> e = propertiesGlobalVariables.keys();
     		while (e.hasMoreElements()) {
  			String key = (String) e.nextElement();
  			String value = propertiesGlobalVariables.getProperty(key);
  
  			application.setGlobalVariable(key, value);
  		}
  	}
docs: <p>
  This will merge the Global Variables properties file into the
  {@link ApplicationType} object.
  </p>
  
  @throws MojoExecutionException