software.amazon.awssdk.services.dynamodb.model.ItemResponse Maven / Gradle / Ivy

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"). You may not use this file except in compliance with
 * the License. A copy of the License is located at
 * 
 * http://aws.amazon.com/apache2.0
 * 
 * or in the "license" file accompanying this file. This file 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 software.amazon.awssdk.services.dynamodb.model;

import java.io.Serializable;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.function.BiConsumer;
import java.util.function.Function;
import software.amazon.awssdk.annotations.Generated;
import software.amazon.awssdk.core.SdkField;
import software.amazon.awssdk.core.SdkPojo;
import software.amazon.awssdk.core.protocol.MarshallLocation;
import software.amazon.awssdk.core.protocol.MarshallingType;
import software.amazon.awssdk.core.traits.LocationTrait;
import software.amazon.awssdk.core.traits.MapTrait;
import software.amazon.awssdk.core.util.DefaultSdkAutoConstructMap;
import software.amazon.awssdk.core.util.SdkAutoConstructMap;
import software.amazon.awssdk.utils.CollectionUtils;
import software.amazon.awssdk.utils.ToString;
import software.amazon.awssdk.utils.builder.CopyableBuilder;
import software.amazon.awssdk.utils.builder.ToCopyableBuilder;

/**
 * 
 * Details for the requested item.
 * 
 */
@Generated("software.amazon.awssdk:codegen")
public final class ItemResponse implements SdkPojo, Serializable, ToCopyableBuilder {
    private static final SdkField> ITEM_FIELD = SdkField
            .> builder(MarshallingType.MAP)
            .getter(getter(ItemResponse::item))
            .setter(setter(Builder::item))
            .traits(LocationTrait.builder().location(MarshallLocation.PAYLOAD).locationName("Item").build(),
                    MapTrait.builder()
                            .keyLocationName("key")
                            .valueLocationName("value")
                            .valueFieldInfo(
                                    SdkField. builder(MarshallingType.SDK_POJO)
                                            .constructor(AttributeValue::builder)
                                            .traits(LocationTrait.builder().location(MarshallLocation.PAYLOAD)
                                                    .locationName("value").build()).build()).build()).build();

    private static final List> SDK_FIELDS = Collections.unmodifiableList(Arrays.asList(ITEM_FIELD));

    private static final long serialVersionUID = 1L;

    private final Map item;

    private ItemResponse(BuilderImpl builder) {
        this.item = builder.item;
    }

    /**
     * Returns true if the Item property was specified by the sender (it may be empty), or false if the sender did not
     * specify the value (it will be empty). For responses returned by the SDK, the sender is the AWS service.
     */
    public boolean hasItem() {
        return item != null && !(item instanceof SdkAutoConstructMap);
    }

    /**
     * 
     * Map of attribute data consisting of the data type and attribute value.
     * 
     * 
     * Attempts to modify the collection returned by this method will result in an UnsupportedOperationException.
     * 
     * 
     * You can use {@link #hasItem()} to see if a value was sent in this field.
     * 
     * 
     * @return Map of attribute data consisting of the data type and attribute value.
     */
    public Map item() {
        return item;
    }

    @Override
    public Builder toBuilder() {
        return new BuilderImpl(this);
    }

    public static Builder builder() {
        return new BuilderImpl();
    }

    public static Class serializableBuilderClass() {
        return BuilderImpl.class;
    }

    @Override
    public int hashCode() {
        int hashCode = 1;
        hashCode = 31 * hashCode + Objects.hashCode(item());
        return hashCode;
    }

    @Override
    public boolean equals(Object obj) {
        return equalsBySdkFields(obj);
    }

    @Override
    public boolean equalsBySdkFields(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (!(obj instanceof ItemResponse)) {
            return false;
        }
        ItemResponse other = (ItemResponse) obj;
        return Objects.equals(item(), other.item());
    }

    /**
     * Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be
     * redacted from this string using a placeholder value.
     */
    @Override
    public String toString() {
        return ToString.builder("ItemResponse").add("Item", item()).build();
    }

    public  Optional getValueForField(String fieldName, Class clazz) {
        switch (fieldName) {
        case "Item":
            return Optional.ofNullable(clazz.cast(item()));
        default:
            return Optional.empty();
        }
    }

    @Override
    public List> sdkFields() {
        return SDK_FIELDS;
    }

    private static  Function getter(Function g) {
        return obj -> g.apply((ItemResponse) obj);
    }

    private static  BiConsumer setter(BiConsumer s) {
        return (obj, val) -> s.accept((Builder) obj, val);
    }

    public interface Builder extends SdkPojo, CopyableBuilder {
        /**
         * 
         * Map of attribute data consisting of the data type and attribute value.
         * 
         * 
         * @param item
         *        Map of attribute data consisting of the data type and attribute value.
         * @return Returns a reference to this object so that method calls can be chained together.
         */
        Builder item(Map item);
    }

    static final class BuilderImpl implements Builder {
        private Map item = DefaultSdkAutoConstructMap.getInstance();

        private BuilderImpl() {
        }

        private BuilderImpl(ItemResponse model) {
            item(model.item);
        }

        public final Map getItem() {
            return item != null ? CollectionUtils.mapValues(item, AttributeValue::toBuilder) : null;
        }

        @Override
        public final Builder item(Map item) {
            this.item = AttributeMapCopier.copy(item);
            return this;
        }

        public final void setItem(Map item) {
            this.item = AttributeMapCopier.copyFromBuilder(item);
        }

        @Override
        public ItemResponse build() {
            return new ItemResponse(this);
        }

        @Override
        public List> sdkFields() {
            return SDK_FIELDS;
        }
    }
}