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The AWS Java SDK for AWS Cost Explorer module holds the client classes that are used for communicating with AWS Cost Explorer Service
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/*
 * Copyright 2013-2018 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.costexplorer.model;

import java.util.Objects;
import java.util.Optional;
import software.amazon.awssdk.annotations.Generated;
import software.amazon.awssdk.annotations.SdkInternalApi;
import software.amazon.awssdk.core.protocol.ProtocolMarshaller;
import software.amazon.awssdk.core.protocol.StructuredPojo;
import software.amazon.awssdk.services.costexplorer.transform.GroupDefinitionMarshaller;
import software.amazon.awssdk.utils.ToString;
import software.amazon.awssdk.utils.builder.CopyableBuilder;
import software.amazon.awssdk.utils.builder.ToCopyableBuilder;

/**
 * 
 * Represents a group when you specify a group by criteria, or in the response to a query with a specific grouping.
 * 
 */
@Generated("software.amazon.awssdk:codegen")
public final class GroupDefinition implements StructuredPojo, ToCopyableBuilder {
    private final String type;

    private final String key;

    private GroupDefinition(BuilderImpl builder) {
        this.type = builder.type;
        this.key = builder.key;
    }

    /**
     * 
     * The string that represents the type of group.
     * 
     * 
     * If the service returns an enum value that is not available in the current SDK version, {@link #type} will return
     * {@link GroupDefinitionType#UNKNOWN_TO_SDK_VERSION}. The raw value returned by the service is available from
     * {@link #typeAsString}.
     * 
     * 
     * @return The string that represents the type of group.
     * @see GroupDefinitionType
     */
    public GroupDefinitionType type() {
        return GroupDefinitionType.fromValue(type);
    }

    /**
     * 
     * The string that represents the type of group.
     * 
     * 
     * If the service returns an enum value that is not available in the current SDK version, {@link #type} will return
     * {@link GroupDefinitionType#UNKNOWN_TO_SDK_VERSION}. The raw value returned by the service is available from
     * {@link #typeAsString}.
     * 
     * 
     * @return The string that represents the type of group.
     * @see GroupDefinitionType
     */
    public String typeAsString() {
        return type;
    }

    /**
     * 
     * The string that represents a key for a specified group.
     * 
     * 
     * @return The string that represents a key for a specified group.
     */
    public String key() {
        return key;
    }

    @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(typeAsString());
        hashCode = 31 * hashCode + Objects.hashCode(key());
        return hashCode;
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (!(obj instanceof GroupDefinition)) {
            return false;
        }
        GroupDefinition other = (GroupDefinition) obj;
        return Objects.equals(typeAsString(), other.typeAsString()) && Objects.equals(key(), other.key());
    }

    @Override
    public String toString() {
        return ToString.builder("GroupDefinition").add("Type", typeAsString()).add("Key", key()).build();
    }

    public  Optional getValueForField(String fieldName, Class clazz) {
        switch (fieldName) {
        case "Type":
            return Optional.ofNullable(clazz.cast(typeAsString()));
        case "Key":
            return Optional.ofNullable(clazz.cast(key()));
        default:
            return Optional.empty();
        }
    }

    @SdkInternalApi
    @Override
    public void marshall(ProtocolMarshaller protocolMarshaller) {
        GroupDefinitionMarshaller.getInstance().marshall(this, protocolMarshaller);
    }

    public interface Builder extends CopyableBuilder {
        /**
         * 
         * The string that represents the type of group.
         * 
         * 
         * @param type
         *        The string that represents the type of group.
         * @see GroupDefinitionType
         * @return Returns a reference to this object so that method calls can be chained together.
         * @see GroupDefinitionType
         */
        Builder type(String type);

        /**
         * 
         * The string that represents the type of group.
         * 
         * 
         * @param type
         *        The string that represents the type of group.
         * @see GroupDefinitionType
         * @return Returns a reference to this object so that method calls can be chained together.
         * @see GroupDefinitionType
         */
        Builder type(GroupDefinitionType type);

        /**
         * 
         * The string that represents a key for a specified group.
         * 
         * 
         * @param key
         *        The string that represents a key for a specified group.
         * @return Returns a reference to this object so that method calls can be chained together.
         */
        Builder key(String key);
    }

    static final class BuilderImpl implements Builder {
        private String type;

        private String key;

        private BuilderImpl() {
        }

        private BuilderImpl(GroupDefinition model) {
            type(model.type);
            key(model.key);
        }

        public final String getType() {
            return type;
        }

        @Override
        public final Builder type(String type) {
            this.type = type;
            return this;
        }

        @Override
        public final Builder type(GroupDefinitionType type) {
            this.type(type.toString());
            return this;
        }

        public final void setType(String type) {
            this.type = type;
        }

        public final String getKey() {
            return key;
        }

        @Override
        public final Builder key(String key) {
            this.key = key;
            return this;
        }

        public final void setKey(String key) {
            this.key = key;
        }

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