01: /*
02: * Copyright 2004-2006 the original author or authors.
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:
17: package org.compass.gps;
18:
19: /**
20: * A Gps Device that can also perform mirroring operation. Mirror operations
21: * means that the device can reflect real time data changes done in the data
22: * source to the index. In other words, the device can detect all the changes
23: * made to the data source since the last indexing/mirroring operation and
24: * reflect it to the index.
25: *
26: * @author kimchy
27: */
28: public interface MirrorDataChangesGpsDevice extends CompassGpsDevice {
29:
30: /**
31: * Should the device perform real time data mirroring.
32: *
33: * @return <code>true</code> if the device mirror data changes
34: */
35: public boolean isMirrorDataChanges();
36:
37: /**
38: * Sets if the device will perform real time data changes mirroring.
39: *
40: * @param mirrorDataChanges Should the device mirror data changes
41: */
42: public void setMirrorDataChanges(boolean mirrorDataChanges);
43: }
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