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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
/**
* Class converting data (historically XML-encoded) from a document summary field.
* This has only been used to represent geographical positions.
*/
package com.yahoo.prelude.fastsearch;
import com.yahoo.data.access.Inspector;
import com.yahoo.data.access.Type;
import com.yahoo.prelude.hitfield.XMLString;
import com.yahoo.search.result.PositionsData;
/**
* @author Steinar Knutsen
*/
public class XMLField extends DocsumField {
public XMLField(String name) {
super(name);
}
private Object convert(String value) {
return new XMLString(value);
}
@Override
public String toString() {
return "field " + getName() + " type XMLString";
}
@Override
public Object convert(Inspector value) {
/* In Vespa 6 the backend will send an XML-formatted string to represent
* positions data. This will change in next version to sending an object
* or an array of objects instead, suitable for the PositionsData class.
*/
if (value.type() == Type.OBJECT || value.type() == Type.ARRAY) {
return new PositionsData(value);
}
return convert(value.asString(""));
}
}
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