01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: *
17: */
18: package org.apache.lenya.cms.metadata;
19:
20: /**
21: * Owner of meta-data.
22: *
23: * @version $Id: MetaDataOwner.java 473861 2006-11-12 03:51:14Z gregor $
24: */
25: public interface MetaDataOwner {
26:
27: /**
28: * Returns a meta data object.
29: * @param namespaceUri The namespace URI.
30: * @return A meta data object.
31: * @throws MetaDataException if an error occurs.
32: */
33: MetaData getMetaData(String namespaceUri) throws MetaDataException;
34:
35: /**
36: * Returns the URIs of the meta data currently supported by the owner.
37: * @return An array of strings.
38: * @throws MetaDataException if an error occurs.
39: */
40: String[] getMetaDataNamespaceUris() throws MetaDataException;
41:
42: }
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