/*
* Copyright 2015 Amazon Technologies, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://aws.amazon.com/apache2.0
*
* This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
* OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and
* limitations under the License.
*/
package com.amazonaws.eclipse.elasticbeanstalk.server.ui.databinding;
import java.util.regex.Pattern;
import org.eclipse.core.databinding.validation.IValidator;
import org.eclipse.core.databinding.validation.ValidationStatus;
import org.eclipse.core.runtime.IStatus;
/**
* IValidator implementation that tests that a string matches the given regex
*/
public class RegexValidator implements IValidator {
private final String message;
private final String regex;
public RegexValidator(String message, String regex) {
this.message = message;
this.regex = regex;
}
public IStatus validate(Object value) {
String s = (String)value;
if (!Pattern.matches(regex, s)) return ValidationStatus.error(message);
return ValidationStatus.ok();
}
}