title: not supported; requires @DynamoDBTyped or @DynamoDBTypeConverted
body: <p>Model Class:</p>
  <pre><code>@DynamoDBTable(tableName=&quot;PageState&quot;)
  public class PageState {
      private String state;
      private String[] columns;
      
      @DynamoDBHashKey(attributeName=&quot;state&quot;)
      public String getState() {
          return state;
      }
      public void setState(String state) {
          this.state = state;
      }
  
      @DynamoDBAttribute(attributeName=&quot;columns&quot;)
      public String[] getColumns() {
          return columns;
      }
  
      public void setColumns(String[] columns) {
          this.columns = columns;
      }
  }
  </code></pre>
  <p>Code for save PageState item</p>
  <pre><code>AmazonDynamoDB client = AmazonDynamoDBClientBuilder
          .standard().withEndpointConfiguration(
                  new AwsClientBuilder.EndpointConfiguration(&quot;http://localhost:8000&quot;, &quot;eu-west-2&quot;)).build();
          
  public PageState addPageState() {
      PageState metaData=new PageState();
      metaData.setState(&quot;NewPage1&quot;);
      String[] defaultColumns={ &quot;AAA&quot;, &quot;BBB&quot;, &quot;CCC&quot;};
      metaData.setColumns(defaultColumns);
      DynamoDBMapper mapper = new DynamoDBMapper(client);
      mapper.save(metaData);
  
      return null;
  }
  </code></pre>
  <p>Created table</p>
  <pre><code>var params = {
  TableName: 'PageState',
  KeySchema: [ 
      { 
          AttributeName: 'state',
          KeyType: 'HASH',
      },
  ],
  AttributeDefinitions: [ 
      {
          AttributeName: 'state',
          AttributeType: 'S', 
      },
  ],
  ProvisionedThroughput: { 
      ReadCapacityUnits: 5, 
      WriteCapacityUnits: 5, 
  },
  };
  
  dynamodb.createTable(params, function(err, data) {
      if (err) ppJson(err); // an error occurred
      else ppJson(data); // successful response
  
  });
  </code></pre>
  <p>Getting the error on save the PageState object ;<br />
  <strong>not supported; requires @DynamoDBTyped or @DynamoDBTypeConverted</strong></p>