blob: a4d5039b1193f82e383108b5762b6b6b1662302a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.index.store;
import org.apache.lucene.store.IndexOutput;
import org.elasticsearch.common.lucene.store.FilterIndexOutput;
import java.io.IOException;
/**
* abstract class for verifying what was written.
* subclasses override {@link #writeByte(byte)} and {@link #writeBytes(byte[], int, int)}
*/
// do NOT optimize this class for performance
public abstract class VerifyingIndexOutput extends FilterIndexOutput {
/** Sole constructor */
VerifyingIndexOutput(IndexOutput out) {
super("VerifyingIndexOutput(out=" + out.toString() + ")", out);
}
/**
* Verifies the checksum and compares the written length with the expected file length. This method should be
* called after all data has been written to this output.
*/
public abstract void verify() throws IOException;
}
|