01: // Copyright 2004, 2005 The Apache Software Foundation
02: //
03: // Licensed under the Apache License, Version 2.0 (the "License");
04: // you may not use this file except in compliance with the License.
05: // 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
10: // distributed under the License is distributed on an "AS IS" BASIS,
11: // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: // See the License for the specific language governing permissions and
13: // limitations under the License.
14:
15: package org.apache.hivemind.schema.rules;
16:
17: import org.apache.hivemind.Element;
18: import org.apache.hivemind.impl.BaseLocatable;
19: import org.apache.hivemind.schema.Rule;
20: import org.apache.hivemind.schema.SchemaProcessor;
21:
22: /**
23: * Base class for implementing {@link org.apache.hivemind.schema.Rule}s.
24: *
25: * @author Howard Lewis Ship
26: */
27: public abstract class BaseRule extends BaseLocatable implements Rule {
28: /**
29: * Does nothing; subclasses may override.
30: */
31: public void begin(SchemaProcessor processor, Element element) {
32:
33: }
34:
35: /**
36: * Does nothing; subclasses may override.
37: */
38: public void end(SchemaProcessor processor, Element element) {
39:
40: }
41:
42: }
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