org.apache.inlong.common.pojo.sort.dataflow.field.format.MapTypeInfo Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.inlong.common.pojo.sort.dataflow.field.format;

import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.annotation.JsonCreator;
import org.apache.flink.shaded.jackson2.com.fasterxml.jackson.annotation.JsonProperty;

import javax.annotation.Nonnull;

import java.util.Objects;

/**
 * The type information for maps.
 */
public class MapTypeInfo implements TypeInfo {

    private static final long serialVersionUID = 1L;

    private static final String FIELD_KEY_TYPE = "keyType";
    private static final String FIELD_VALUE_TYPE = "valueType";

    /**
     * The type information for keys in the map.
     */
    @JsonProperty(FIELD_KEY_TYPE)
    @Nonnull
    private final TypeInfo keyTypeInfo;

    /**
     * The type information for values in the map.
     */
    @JsonProperty(FIELD_VALUE_TYPE)
    @Nonnull
    private final TypeInfo valueTypeInfo;

    @JsonCreator
    public MapTypeInfo(
            @JsonProperty(FIELD_KEY_TYPE) @Nonnull TypeInfo keyTypeInfo,
            @JsonProperty(FIELD_VALUE_TYPE) @Nonnull TypeInfo valueTypeInfo) {
        this.keyTypeInfo = keyTypeInfo;
        this.valueTypeInfo = valueTypeInfo;
    }

    @Nonnull
    public TypeInfo getKeyTypeInfo() {
        return keyTypeInfo;
    }

    @Nonnull
    public TypeInfo getValueTypeInfo() {
        return valueTypeInfo;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }

        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        MapTypeInfo that = (MapTypeInfo) o;
        return keyTypeInfo.equals(that.keyTypeInfo)
                && valueTypeInfo.equals(that.valueTypeInfo);
    }

    @Override
    public int hashCode() {
        return Objects.hash(keyTypeInfo, valueTypeInfo);
    }

    @Override
    public String toString() {
        return "MapTypeInfo{" + "keyTypeInfo=" + keyTypeInfo + ", valueTypeInfo=" + valueTypeInfo + '}';
    }
}