DeleteTable.java

package com.example.myapp;

import software.amazon.awssdk.enhanced.dynamodb.DynamoDbEnhancedClient;
import software.amazon.awssdk.enhanced.dynamodb.DynamoDbTable;
import software.amazon.awssdk.enhanced.dynamodb.TableSchema;
import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbBean;
import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbPartitionKey;
import software.amazon.awssdk.enhanced.dynamodb.mapper.annotations.DynamoDbSortKey;

import java.util.Map;

public class DeleteTable {

    public static void main(String[] args) {
        // Create Client
        DynamoDbEnhancedClient enhancedClient = DynamoDbEnhancedClient.builder().build();

        // Map Table Using Bean
        DynamoDbTable<Customer> table = enhancedClient.table("RetailDatabase", TableSchema.fromBean(Customer.class));
        table.deleteTable();
    }

    // Customer Class
    @DynamoDbBean
    public static class Customer {

        private String pk;
        private String sk;
        private String name;
        private String firstName;
        private String lastName;
        private Map<String, String> address;
        private String username;


        public Customer() { }

        // Partition Keys
        @DynamoDbPartitionKey
        public String getPk() {
            return pk;
        }

        public void setPk(String pk) {
            this.pk = pk;
        }

        @DynamoDbSortKey
        public String getSk() {
            return sk;
        }

        public void setSk(String sk) {
            this.sk = sk;
        }

        // Attributes
        public String getName() {
            return name;
        }

        public void setName(String name) {
            this.name = name;
        }

        public String getFirstName() {
            return firstName;
        }

        public void setFirstName(String firstName) {
            this.firstName = firstName;
        }

        public String getLastName() {
            return lastName;
        }

        public void setLastName(String lastName) {
            this.lastName = lastName;
        }

        public Map<String,String> getAddress() { return address; }

        public void setAddress(Map<String,String> address) {
            this.address = address;
        }

        public String getUsername() {
            return username;
        }

        public void setUsername(String username) {
            this.username = username;
        }


        // Static Builder Class
        public static class Builder {
            private String pk;
            private String sk;
            private String name;
            private String firstName;
            private String lastName;
            private Map<String,String> address;
            private String username;


            public Builder(String pk) {
                this.pk = pk;
            }

            public Builder withSk(String sk) {
                this.sk = sk;
                return this;
            }

            public Builder withName(String name) {
                this.name = name;
                return this;
            }

            public Builder withFirstName(String firstName) {
                this.firstName = firstName;
                return this;
            }

            public Builder withLastName(String lastName) {
                this.lastName = lastName;
                return this;
            }

            public Builder withAddress(Map<String,String> address){
                this.address = address;
                return this;
            }

            public Builder withUsername(String username) {
                this.username = username;
                return this;
            }


            public Customer build() {
                Customer cust = new Customer();
                cust.pk = this.pk;
                cust.sk = this.sk;
                cust.name = this.name;
                cust.firstName = this.firstName;
                cust.lastName = this.lastName;
                cust.address = this.address;
                cust.username = this.username;
                return cust;
            }
        }
    }
}