01: /*
02: * Copyright 2005-2006 the original author or authors.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
05: * in compliance with the License. You may obtain a copy of the License at
06: *
07: * http://www.apache.org/licenses/LICENSE-2.0
08: *
09: * Unless required by applicable law or agreed to in writing, software distributed under the License
10: * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
11: * or implied. See the License for the specific language governing permissions and limitations under
12: * the License.
13: */
14:
15: package org.strecks.validator;
16:
17: import org.apache.commons.validator.GenericValidator;
18:
19: /**
20: * Uses Commons Validator to check whether the String entered is a valid URL
21: * @author Phil Zoio
22: */
23: public class UrlValidator implements Validator<String> {
24:
25: /**
26: * Simply calls GenericValidator.isUrl()
27: */
28: public boolean validate(String value) {
29: if ((value == null || value.length() == 0))
30: return true;
31: return GenericValidator.isUrl(value);
32: }
33:
34: }
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