Constraint for comparing the value from a textbox with a string.
Throws an error message if not equals or is empty. Used in the userDialog for checking that the reTyped password is same as first written password.
call from java: usrPassword.setConstraint("NO EMPTY"); usrPasswordRetype.setConstraint(new NoEmptyAndEqualStringsConstraint(txtbox_usrPassword));
declaration in zuml: < zscript > packageName NoEmptyAndEqualStringsConstraint cc = new packageName.NoEmptyAndEqualStringsConstraint( txtb_User_Password ); <== < / zscript >
@author Stephan Gerth