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CalendarValidatorImpl.java
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CalendarValidatorImpl.java
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package net.fortuna.ical4j.validate;
import net.fortuna.ical4j.model.Calendar;
import net.fortuna.ical4j.model.Component;
import net.fortuna.ical4j.model.Property;
import net.fortuna.ical4j.model.component.CalendarComponent;
import net.fortuna.ical4j.model.property.*;
import net.fortuna.ical4j.util.CompatibilityHints;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
/**
* Created by fortuna on 13/09/15.
*/
public class CalendarValidatorImpl implements Validator<Calendar> {
protected final List<Class<? extends Property>> calendarProperties = new ArrayList<>();
private final List<ValidationRule> rules;
public CalendarValidatorImpl(ValidationRule... rules) {
this.rules = Arrays.asList(rules);
Collections.addAll(calendarProperties, CalScale.class, Method.class, ProdId.class, Version.class,
Uid.class, LastModified.class, Url.class, RefreshInterval.class, Source.class, Color.class,
Name.class, Description.class, Categories.class, Image.class);
}
@Override
public void validate(Calendar target) throws ValidationException {
for (ValidationRule rule : rules) {
if (CompatibilityHints.isHintEnabled(CompatibilityHints.KEY_RELAXED_VALIDATION)
&& rule.isRelaxedModeSupported()) {
continue;
}
switch (rule.getType()) {
case None:
rule.getInstances().forEach(s -> PropertyValidator.assertNone(s,
target.getProperties()));
break;
case One:
rule.getInstances().forEach(s -> PropertyValidator.assertOne(s,
target.getProperties()));
break;
case OneOrLess:
rule.getInstances().forEach(s -> PropertyValidator.assertOneOrLess(s,
target.getProperties()));
break;
case OneOrMore:
rule.getInstances().forEach(s -> PropertyValidator.assertOneOrMore(s,
target.getProperties()));
break;
}
}
if (!CompatibilityHints.isHintEnabled(CompatibilityHints.KEY_RELAXED_VALIDATION)) {
// require VERSION:2.0 for RFC2445..
if (!Version.VERSION_2_0.equals(target.getProperty(Property.VERSION))) {
throw new ValidationException("Unsupported Version: " + target.getProperty(Property.VERSION).getValue());
}
}
// must contain at least one component
if (target.getComponents().isEmpty()) {
throw new ValidationException(
"Calendar must contain at least one component");
}
// validate properties..
for (final Property property : target.getProperties()) {
boolean isCalendarProperty = calendarProperties.stream().anyMatch(calProp -> calProp.isInstance(property));
if (!(property instanceof XProperty) && !isCalendarProperty) {
throw new ValidationException("Invalid property: " + property.getName());
}
}
// if (!CompatibilityHints.isHintEnabled(CompatibilityHints.KEY_RELAXED_VALIDATION)) {
// validate method..
final Method method = target.getProperty(Property.METHOD);
if (Method.PUBLISH.equals(method)) {
new PublishValidator().validate(target);
}
else if (Method.REQUEST.equals(target.getProperty(Property.METHOD))) {
new RequestValidator().validate(target);
}
else if (Method.REPLY.equals(target.getProperty(Property.METHOD))) {
new ReplyValidator().validate(target);
}
else if (Method.ADD.equals(target.getProperty(Property.METHOD))) {
new AddValidator().validate(target);
}
else if (Method.CANCEL.equals(target.getProperty(Property.METHOD))) {
new CancelValidator().validate(target);
}
else if (Method.REFRESH.equals(target.getProperty(Property.METHOD))) {
new RefreshValidator().validate(target);
}
else if (Method.COUNTER.equals(target.getProperty(Property.METHOD))) {
new CounterValidator().validate(target);
}
else if (Method.DECLINE_COUNTER.equals(target.getProperty(Property.METHOD))) {
new DeclineCounterValidator().validate(target);
}
// }
// perform ITIP validation on components..
if (method != null) {
for (CalendarComponent component : target.getComponents()) {
component.validate(method);
}
}
}
public static class PublishValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
if (!CompatibilityHints.isHintEnabled(CompatibilityHints.KEY_RELAXED_VALIDATION)) {
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
}
else if (target.getComponent(Component.VFREEBUSY).isPresent()) {
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
// ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
}
// else if (target.getComponent(Component.VJOURNAL) != null) {
// ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
// ComponentValidator.assertNone(Component.VTODO, target.getComponents());
// }
}
}
public static class RequestValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
else if (target.getComponent(Component.VFREEBUSY).isPresent()) {
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
// ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
}
}
}
public static class ReplyValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertOneOrLess(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
else if (target.getComponent(Component.VFREEBUSY).isPresent()) {
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
ComponentValidator.assertOneOrLess(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
// ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
}
}
}
public static class AddValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
}
else if (target.getComponent(Component.VJOURNAL).isPresent()) {
ComponentValidator.assertOneOrLess(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
// ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
}
}
public static class CancelValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
ComponentValidator.assertOneOrLess(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
}
else if (target.getComponent(Component.VJOURNAL).isPresent()) {
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
// ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
}
}
public static class RefreshValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTIMEZONE, target.getComponents());
}
}
}
public static class CounterValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
ComponentValidator.assertOneOrLess(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
}
}
}
public static class DeclineCounterValidator implements Validator<Calendar> {
@Override
public void validate(Calendar target) throws ValidationException {
if (target.getComponent(Component.VEVENT).isPresent()) {
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
ComponentValidator.assertNone(Component.VTODO, target.getComponents());
ComponentValidator.assertNone(Component.VTIMEZONE, target.getComponents());
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
}
else if (target.getComponent(Component.VTODO).isPresent()) {
ComponentValidator.assertNone(Component.VALARM, target.getComponents());
ComponentValidator.assertNone(Component.VFREEBUSY, target.getComponents());
// ComponentValidator.assertNone(Component.VEVENT, target.getComponents());
ComponentValidator.assertNone(Component.VJOURNAL, target.getComponents());
}
}
}
}