org.javers.core.metamodel.type.KeyValueType Maven / Gradle / Ivy

package org.javers.core.metamodel.type;

import org.javers.common.collections.Maps;
import org.javers.common.validation.Validate;

import java.lang.reflect.Type;
import java.util.*;
import java.util.stream.Stream;

/**
 * @author bartosz.walacik
 */
public abstract class KeyValueType extends EnumerableType {

    public KeyValueType(Type baseJavaType, int expectedArgs) {
        super(baseJavaType, expectedArgs);
    }

    /**
     * never returns null
     */
    public Type getKeyType() {
        return getConcreteClassTypeArguments().get(0);
    }

    /**
     * never returns null
     */
    public Type getValueType() {
        return getConcreteClassTypeArguments().get(1);
    }

    @Override
    public  List filterToList(Object source, Class filter) {
        return super.filterToList(source, filter);
    }

    @Override
    protected Stream