container-search/src/main/java/com/yahoo/prelude/query/PrefixItem.java


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.
package com.yahoo.prelude.query;


/**
 * A word which matches beginnings of words instead of complete words
 *
 * @author bratseth
 */
public class PrefixItem extends WordItem {

    public PrefixItem(String prefix) {
        this(prefix, false);
    }

    public PrefixItem(String prefix, boolean isFromQuery) {
        super(prefix, isFromQuery);
    }

    public PrefixItem(String prefix, String indexName) { super(prefix, indexName); }

    @Override
    public ItemType getItemType() {
        return ItemType.PREFIX;
    }

    @Override
    public String getName() {
        return "PREFIX";
    }

    @Override
    public String stringValue() {
        return getWord() + "*";
    }

}