config-model/src/main/java/com/yahoo/searchdefinition/TypeMapContext.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

// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchdefinition;

import com.yahoo.tensor.TensorType;
import com.yahoo.tensor.evaluation.TypeContext;

import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

/**
 * A context which only contains type information.
 *
 * @author bratseth
 */
public class TypeMapContext implements TypeContext {

    private final Map<String, TensorType> featureTypes = new HashMap<>();

    public void setType(String name, TensorType type) {
        featureTypes.put(FeatureNames.canonicalize(name), type);
    }

    @Override
    public TensorType getType(String name) {
        return featureTypes.get(FeatureNames.canonicalize(name));
    }

    /** Returns an unmodifiable map of the bindings in this */
    public Map<String, TensorType> bindings() { return Collections.unmodifiableMap(featureTypes); }

}