code: void setExistingNames(String... names) {
  		this.existingNames = names;
  		for (int i = 0; i < this.existingNames.length; ++i) {
  			this.existingNames[i] = Strings.nullToEmpty(this.existingNames[i]);
  		}
  	}
docs: Sets the names of existing SREs, not including the SRE being edited. This method
  is called by the wizard and clients should not call this method.
  
  @param names existing SRE names or an empty array.