org.apache.cassandra.cql3.statements

## Class ListRolesStatement

- java.lang.Object
- - org.apache.cassandra.cql3.statements.ParsedStatement
  - - org.apache.cassandra.cql3.statements.AuthorizationStatement
    - - org.apache.cassandra.cql3.statements.ListRolesStatement

- All Implemented Interfaces:
    CQLStatement
  Direct Known Subclasses:
    ListUsersStatement

      public class ListRolesStatement
      extends AuthorizationStatement

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from class org.apache.cassandra.cql3.statements.ParsedStatement

      `ParsedStatement.Prepared`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `ListRolesStatement()`
    `ListRolesStatement(RoleName grantee, boolean recursive)`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `checkAccess(ClientState state)` Perform any access verification necessary for the statement.
    `ResultMessage` | `execute(ClientState state)`
    `protected ResultMessage` | `formatResults(java.util.List<RoleResource> sortedRoles)`
    `void` | `validate(ClientState state)` Perform additional validation required by the statment.

    - ### Methods inherited from class org.apache.cassandra.cql3.statements.AuthorizationStatement

      `execute, executeInternal, getBoundTerms, maybeCorrectResource, prepare`

    - ### Methods inherited from class org.apache.cassandra.cql3.statements.ParsedStatement

      `getBoundVariables, getFunctions, setBoundVariables, setBoundVariables`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

    - ### Methods inherited from interface org.apache.cassandra.cql3.CQLStatement

      `getFunctions`

- - ### Constructor Detail

    - #### ListRolesStatement

          public ListRolesStatement()

    - #### ListRolesStatement

          public ListRolesStatement(RoleName grantee,
                                    boolean recursive)

  - ### Method Detail

    - #### validate

          public void validate(ClientState state)
                        throws UnauthorizedException,
                               InvalidRequestException

      Description copied from interface: `CQLStatement`
      Perform additional validation required by the statment. To be overriden by subclasses if needed.
      Parameters:
        `state` - the current client state
      Throws:
        `UnauthorizedException`
        `InvalidRequestException`

    - #### checkAccess

          public void checkAccess(ClientState state)
                           throws InvalidRequestException

      Description copied from interface: `CQLStatement`
      Perform any access verification necessary for the statement.
      Parameters:
        `state` - the current client state
      Throws:
        `InvalidRequestException`

    - #### execute

          public ResultMessage execute(ClientState state)
                                throws RequestValidationException,
                                       RequestExecutionException

      Specified by:
        `execute` in class `AuthorizationStatement`
      Throws:
        `RequestValidationException`
        `RequestExecutionException`

    - #### formatResults

          protected ResultMessage formatResults(java.util.List<RoleResource> sortedRoles)

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