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.repository.schema;
17:
18: import java.util.Locale;
19: import java.util.List;
20:
21: /**
22: * An item from a SelectionList
23: */
24: public interface ListItem {
25: /**
26: * Returns the actual value of the ListItem.
27: */
28: Object getValue();
29:
30: /**
31: * Returns a label which is shown to the end-user instead of the
32: * actual value of the ListItem.
33: *
34: * @param locale the locale to use for the presentation of the label
35: * @return the desired label
36: */
37: String getLabel(Locale locale);
38:
39: /**
40: * Get child items, in case this selection list is hierarchical.
41: * Returns an empty list (not null) if there are no children.
42: */
43: List<? extends ListItem> getItems();
44: }
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