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package com.vaadin.tests.tickets;
import com.vaadin.LegacyApplication;
import com.vaadin.data.Validator;
import com.vaadin.data.util.MethodProperty;
import com.vaadin.data.validator.CompositeValidator;
import com.vaadin.data.validator.CompositeValidator.CombinationMode;
import com.vaadin.data.validator.IntegerValidator;
import com.vaadin.ui.Button;
import com.vaadin.ui.CheckBox;
import com.vaadin.ui.LegacyWindow;
import com.vaadin.ui.TextField;
public class Ticket20 extends LegacyApplication {
@Override
public void init() {
final LegacyWindow mainWin = new LegacyWindow("Test app for #20");
setMainWindow(mainWin);
final TextField tx = new TextField("Integer");
mainWin.addComponent(tx);
tx.setImmediate(true);
CompositeValidator v = new CompositeValidator();
v.addValidator(new IntegerValidator("{0} is not a number"));
v.addValidator(new Validator() {
private boolean isValid(Object value) {
try {
int i = Integer.parseInt("" + value);
if (i < 0) {
return false;
}
return true;
} catch (NumberFormatException e) {
return false;
}
}
@Override
public void validate(Object value) throws InvalidValueException {
if (!isValid(value)) {
throw new InvalidValueException(value
+ " is not a non-negative number");
}
}
});
CompositeValidator v2 = new CompositeValidator(CombinationMode.OR, null);
v2.addValidator(v);
v2.addValidator(new Validator() {
@Override
public void validate(Object value) throws InvalidValueException {
if (!"".equals("" + value)) {
throw new InvalidValueException("Value is not empty string");
}
}
});
tx.addValidator(v2);
final String[] visibleProps = { "required", "invalidAllowed",
"readOnly", "readThrough", "invalidCommitted",
"validationVisible" };
for (int i = 0; i < visibleProps.length; i++) {
CheckBox b = new CheckBox(visibleProps[i],
new MethodProperty<Boolean>(tx, visibleProps[i]));
b.setImmediate(true);
mainWin.addComponent(b);
}
mainWin.addComponent(new Button("Validate integer",
new Button.ClickListener() {
@Override
public void buttonClick(
com.vaadin.ui.Button.ClickEvent event) {
mainWin.showNotification("The field is "
+ (tx.isValid() ? "" : "not ") + "valid");
};
}));
}
}
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