01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. The ASF licenses this file to You
04: * under the Apache License, Version 2.0 (the "License"); you may not
05: * 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. For additional information regarding
15: * copyright in this work, please see the NOTICE file in the top level
16: * directory of this distribution.
17: */
18: /*
19: * Created on Jan 13, 2004
20: */
21:
22: package org.apache.roller.pojos;
23:
24: import org.apache.roller.RollerException;
25: import java.io.Serializable;
26:
27: /**
28: * Interface for hierarchical assocations.
29: */
30: public interface Assoc extends Serializable {
31:
32: public static final String PARENT = "PARENT";
33: public static final String GRANDPARENT = "GRANDPARENT";
34:
35: /** Object that owns this association. */
36: public HierarchicalPersistentObject getObject();
37:
38: public void setObject(HierarchicalPersistentObject hpo);
39:
40: /** Associated object. */
41: public HierarchicalPersistentObject getAncestor();
42:
43: public void setAncestor(HierarchicalPersistentObject hpo);
44:
45: /** Type of relationship, PARENT or GRANDPARENT. */
46: public String getRelation();
47:
48: }
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