com.amazonaws.services.dynamodbv2.datamodeling.AbstractDynamoDBMapper Maven / Gradle / Ivy

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The AWS Java SDK for Amazon DynamoDB module holds the client classes that are used for communicating with Amazon DynamoDB Service
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/*
 * Copyright 2015-2024 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.
 * You may obtain a copy of the License at:
 *
 *    http://aws.amazon.com/apache2.0
 *
 * 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 com.amazonaws.services.dynamodbv2.datamodeling;

import com.amazonaws.services.dynamodbv2.datamodeling.DynamoDBMapper.FailedBatch;
import com.amazonaws.services.dynamodbv2.model.AttributeValue;
import com.amazonaws.services.dynamodbv2.model.CreateTableRequest;
import com.amazonaws.services.dynamodbv2.model.DeleteTableRequest;
import com.amazonaws.services.s3.model.Region;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;

/**
 * Abstract implementation of {@code IDynamoDBMapper}. Convenient method forms pass through to the
 * corresponding overload that takes a request object, which throws an
 * {@code UnsupportedOperationException}.
 */
public class AbstractDynamoDBMapper implements IDynamoDBMapper {

    private final DynamoDBMapperConfig config;

    protected AbstractDynamoDBMapper(final DynamoDBMapperConfig defaults) {
        this.config = DynamoDBMapperConfig.DEFAULT.merge(defaults);
    }

    protected AbstractDynamoDBMapper() {
        this(DynamoDBMapperConfig.DEFAULT);
    }

    protected final String getTableName(Class clazz, Object object, DynamoDBMapperConfig config) {
        if (config.getObjectTableNameResolver() != null && object != null) {
            return config.getObjectTableNameResolver().getTableName(object, config);
        }
        return getTableName(clazz, config);
    }

    protected final String getTableName(Class clazz, DynamoDBMapperConfig config) {
        if (config.getTableNameResolver() == null) {
            return DynamoDBMapperConfig.DefaultTableNameResolver.INSTANCE.getTableName(clazz, config);
        }
        return config.getTableNameResolver().getTableName(clazz, config);
    }

    protected final DynamoDBMapperConfig mergeConfig(DynamoDBMapperConfig overrides) {
        return this.config.merge(overrides);
    }

    @Override
    public  DynamoDBMapperTableModel getTableModel(Class clazz) {
        return getTableModel(clazz, config);
    }

    @Override
    public  DynamoDBMapperTableModel getTableModel(Class clazz, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public  T load(Class clazz, Object hashKey, DynamoDBMapperConfig config) {
        return load(clazz, hashKey, (Object)null, config);
    }

    @Override
    public  T load(Class clazz, Object hashKey) {
        return load(clazz, hashKey, (Object)null, config);
    }

    @Override
    public  T load(Class clazz, Object hashKey, Object rangeKey) {
        return load(clazz, hashKey, rangeKey, config);
    }

    @Override
    public  T load(Class clazz, Object hashKey, Object rangeKey, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public  T load(T keyObject) {
        return load(keyObject, config);
    }

    @Override
    public  T load(T keyObject, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public  T marshallIntoObject(Class clazz, Map itemAttributes) {
        return marshallIntoObject(clazz, itemAttributes, config);
    }

    public  T marshallIntoObject(Class clazz, Map itemAttributes, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public  List marshallIntoObjects(Class clazz, List> itemAttributes) {
        return marshallIntoObjects(clazz, itemAttributes, config);
    }

    public  List marshallIntoObjects(Class clazz, List> itemAttributes, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public  void save(T object) {
        save(object, (DynamoDBSaveExpression)null, config);
    }

    @Override
    public  void save(T object, DynamoDBSaveExpression saveExpression) {
        save(object, saveExpression, config);
    }

    @Override
    public  void save(T object, DynamoDBMapperConfig config) {
        save(object, (DynamoDBSaveExpression)null, config);
    }

    @Override
    public  void save(T object, DynamoDBSaveExpression saveExpression, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public void delete(Object object) {
        delete(object, (DynamoDBDeleteExpression)null, config);
    }

    @Override
    public void delete(Object object, DynamoDBDeleteExpression deleteExpression) {
        delete(object, deleteExpression, config);
    }

    @Override
    public void delete(Object object, DynamoDBMapperConfig config) {
        delete(object, (DynamoDBDeleteExpression)null, config);
    }

    @Override
    public  void delete(T object, DynamoDBDeleteExpression deleteExpression, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public void transactionWrite(TransactionWriteRequest transactionWriteRequest) {
        transactionWrite(transactionWriteRequest, (DynamoDBMapperConfig) null);
    }

    @Override
    public void transactionWrite(TransactionWriteRequest transactionWriteRequest, DynamoDBMapperConfig config) {
        throw new UnsupportedOperationException("operation not supported in " + getClass());
    }

    @Override
    public List