/** Checks if the parameter names are valid. */
public RefactoringStatus checkParameterNames() {
RefactoringStatus result = new RefactoringStatus();
for (ParameterInfo parameter : parameters) {
result.merge(Checks.checkParameter(parameter.getNewName()));
for (ParameterInfo other : parameters) {
if (parameter != other && StringUtils.equals(other.getNewName(), parameter.getNewName())) {
result.addError(
Messages.format(
RefactoringCoreMessages.ExtractMethodRefactoring_error_sameParameter,
other.getNewName()));
return result;
}
}
if (parameter.isRenamed() && usedNames.contains(parameter.getNewName())) {
result.addError(
Messages.format(
RefactoringCoreMessages.ExtractMethodRefactoring_error_nameInUse,
parameter.getNewName()));
return result;
}
}
return result;
}
/**
* Checks if the new method name is a valid method name. This method doesn't check if a method
* with the same name already exists in the hierarchy. This check is done in {@link
* #checkPossibleConflicts()} since it is expensive.
*/
public RefactoringStatus checkMethodName() {
return Checks.checkMethodName(methodName);
}