01: /*
02: * Copyright 2004 Outerthought bvba and Schaubroeck nv
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16: package org.outerj.daisy.books.store.impl;
17:
18: import org.apache.xmlbeans.XmlObject;
19: import org.apache.xmlbeans.XmlOptions;
20: import org.apache.xmlbeans.XmlError;
21:
22: import java.util.List;
23: import java.util.ArrayList;
24: import java.util.Iterator;
25:
26: public class XmlUtil {
27: public static String validate(XmlObject xmlObject) {
28: XmlOptions xmlOptions = new XmlOptions();
29: List errors = new ArrayList();
30: xmlOptions.setErrorListener(errors);
31: boolean valid = xmlObject.validate(xmlOptions);
32: if (!valid) {
33: StringBuilder message = new StringBuilder();
34: Iterator errorsIt = errors.iterator();
35: while (errorsIt.hasNext()) {
36: XmlError error = (XmlError) errorsIt.next();
37: message.append(error.getMessage());
38: if (errorsIt.hasNext())
39: message.append(", ");
40: }
41: return message.toString();
42: }
43: return null;
44: }
45: }
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