01: /*
02: * Copyright 2006-2007 The Scriptella Project Team.
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 scriptella.spi;
17:
18: /**
19: * Query callback implementation which supports indexing.
20: *
21: */
22: public abstract class IndexedQueryCallback implements QueryCallback {
23: protected int rowNum;
24:
25: /**
26: * Called for each row in a result set.
27: *
28: * @param parameters parameters to get column values and other properties.
29: */
30: public void processRow(final ParametersCallback parameters) {
31: processRow(parameters, rowNum);
32: rowNum++;
33: }
34:
35: /**
36: * Called for each processed row.
37: * @param parameters parameters to lookup variables.
38: * @param rowNumber row number starting at 0.
39: */
40: protected abstract void processRow(
41: final ParametersCallback parameters, final int rowNumber);
42:
43: /**
44: * Returns number of processed rows.
45: * @return number of processed rows.
46: */
47: public int getRowsNumber() {
48: return rowNum;
49: }
50: }
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