01: package org.apache.lucene.store;
02:
03: /**
04: * Licensed to the Apache Software Foundation (ASF) under one or more
05: * contributor license agreements. See the NOTICE file distributed with
06: * this work for additional information regarding copyright ownership.
07: * The ASF licenses this file to You under the Apache License, Version 2.0
08: * (the "License"); you may not use this file except in compliance with
09: * the License. You may obtain a copy of the License at
10: *
11: * http://www.apache.org/licenses/LICENSE-2.0
12: *
13: * Unless required by applicable law or agreed to in writing, software
14: * distributed under the License is distributed on an "AS IS" BASIS,
15: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16: * See the License for the specific language governing permissions and
17: * limitations under the License.
18: */
19:
20: import java.io.IOException;
21: import java.io.File;
22:
23: /** Native file-based {@link Directory} implementation, using GCJ.
24: *
25: * @author Doug Cutting
26: */
27: public class GCJDirectory extends FSDirectory {
28:
29: public IndexInput openInput(String name) throws IOException {
30: // conserve address space by only mmapping the one index file that most
31: // impacts performance
32: if (name.endsWith(".frq")) {
33: return new GCJIndexInput(new File(getFile(), name)
34: .getPath());
35: } else {
36: return super.openInput(name);
37: }
38: }
39: }
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