blob: da29d7363cb7162fad705fbb6b7eae199bc5c07a (
plain) (
blame)
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
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include <vespa/vespalib/stllike/string.h>
namespace vespalib::slime { struct Inserter; }
namespace search::docsummary {
class IDocsumStoreDocument;
class GetDocsumsState;
/*
* Abstract class for writing a field in a document summary.
*/
class DocsumFieldWriter
{
public:
DocsumFieldWriter()
: _index(0)
{
}
virtual ~DocsumFieldWriter() = default;
virtual bool isGenerated() const = 0;
virtual void insertField(uint32_t docid, const IDocsumStoreDocument* doc, GetDocsumsState& state, vespalib::slime::Inserter &target) const = 0;
virtual const vespalib::string & getAttributeName() const;
virtual bool isDefaultValue(uint32_t docid, const GetDocsumsState& state) const;
void setIndex(size_t v) { _index = v; }
size_t getIndex() const { return _index; }
virtual bool setFieldWriterStateIndex(uint32_t fieldWriterStateIndex);
private:
size_t _index;
static const vespalib::string _empty;
};
}
|