code: public boolean isModifiedOnVersion(String version) {
  		if( this.modificationHistory.isModifiedOnVersion(version)
  				|| this.outParameter.isModifiedOnVersion(version) ) {
  			return true;
  		}
  		for(APIParameter inParameter : inParameters) {
  			if(inParameter.isModifiedOnVersion(version)) {
  				return true;
  			}
  		}
  		return false;
  	}
docs: /*
  @return Whether this API has modification on specified version. If no
  version specified, returns true.