How to use

GetPrincipalsInRoleRequest

in

org.apache.hadoop.hive.metastore.api

public GetPrincipalsInRoleRequest deepCopy() {
 return new GetPrincipalsInRoleRequest(this);
}

public Object getFieldValue(_Fields field) {
 switch (field) {
 case ROLE_NAME:
  return getRoleName();
 }
 throw new IllegalStateException();
}

@Override
public boolean equals(Object that) {
 if (that == null)
  return false;
 if (that instanceof GetPrincipalsInRoleRequest)
  return this.equals((GetPrincipalsInRoleRequest)that);
 return false;
}

public void setFieldValue(_Fields field, Object value) {
 switch (field) {
 case ROLE_NAME:
  if (value == null) {
   unsetRoleName();
  } else {
   setRoleName((String)value);
  }
  break;
 }
}

public void validate() throws org.apache.thrift.TException {
 // check for required fields
 if (!isSetRoleName()) {
  throw new org.apache.thrift.protocol.TProtocolException("Required field 'roleName' is unset! Struct:" + toString());
 }
 // check for sub-struct validity
}

public void read(org.apache.thrift.protocol.TProtocol iprot, GetPrincipalsInRoleRequest struct) throws org.apache.thrift.TException {
 org.apache.thrift.protocol.TField schemeField;
 iprot.readStructBegin();
 while (true)
 {
  schemeField = iprot.readFieldBegin();
  if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
   break;
  }
  switch (schemeField.id) {
   case 1: // ROLE_NAME
    if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
     struct.roleName = iprot.readString();
     struct.setRoleNameIsSet(true);
    } else { 
     org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
    }
    break;
   default:
    org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
  }
  iprot.readFieldEnd();
 }
 iprot.readStructEnd();
 struct.validate();
}

/**
 * Performs a deep copy on <i>other</i>.
 */
public GetPrincipalsInRoleRequest(GetPrincipalsInRoleRequest other) {
 if (other.isSetRoleName()) {
  this.roleName = other.roleName;
 }
}

 @Override
 public void read(org.apache.thrift.protocol.TProtocol prot, GetPrincipalsInRoleRequest struct) throws org.apache.thrift.TException {
  TTupleProtocol iprot = (TTupleProtocol) prot;
  struct.roleName = iprot.readString();
  struct.setRoleNameIsSet(true);
 }
}

public void write(org.apache.thrift.protocol.TProtocol oprot, GetPrincipalsInRoleRequest struct) throws org.apache.thrift.TException {
 struct.validate();
 oprot.writeStructBegin(STRUCT_DESC);
 if (struct.roleName != null) {
  oprot.writeFieldBegin(ROLE_NAME_FIELD_DESC);
  oprot.writeString(struct.roleName);
  oprot.writeFieldEnd();
 }
 oprot.writeFieldStop();
 oprot.writeStructEnd();
}

private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
 try {
  read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
 } catch (org.apache.thrift.TException te) {
  throw new java.io.IOException(te);
 }
}

public boolean equals(GetPrincipalsInRoleRequest that) {
 if (that == null)
  return false;
 boolean this_present_roleName = true && this.isSetRoleName();
 boolean that_present_roleName = true && that.isSetRoleName();
 if (this_present_roleName || that_present_roleName) {
  if (!(this_present_roleName && that_present_roleName))
   return false;
  if (!this.roleName.equals(that.roleName))
   return false;
 }
 return true;
}

public void validate() throws org.apache.thrift.TException {
 // check for required fields
 if (!isSetRoleName()) {
  throw new org.apache.thrift.protocol.TProtocolException("Required field 'roleName' is unset! Struct:" + toString());
 }
 // check for sub-struct validity
}

public void setFieldValue(_Fields field, Object value) {
 switch (field) {
 case ROLE_NAME:
  if (value == null) {
   unsetRoleName();
  } else {
   setRoleName((String)value);
  }
  break;
 }
}

public void read(org.apache.thrift.protocol.TProtocol iprot, GetPrincipalsInRoleRequest struct) throws org.apache.thrift.TException {
 org.apache.thrift.protocol.TField schemeField;
 iprot.readStructBegin();
 while (true)
 {
  schemeField = iprot.readFieldBegin();
  if (schemeField.type == org.apache.thrift.protocol.TType.STOP) { 
   break;
  }
  switch (schemeField.id) {
   case 1: // ROLE_NAME
    if (schemeField.type == org.apache.thrift.protocol.TType.STRING) {
     struct.roleName = iprot.readString();
     struct.setRoleNameIsSet(true);
    } else { 
     org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
    }
    break;
   default:
    org.apache.thrift.protocol.TProtocolUtil.skip(iprot, schemeField.type);
  }
  iprot.readFieldEnd();
 }
 iprot.readStructEnd();
 struct.validate();
}

 @Override
 public void read(org.apache.thrift.protocol.TProtocol prot, GetPrincipalsInRoleRequest struct) throws org.apache.thrift.TException {
  TTupleProtocol iprot = (TTupleProtocol) prot;
  struct.roleName = iprot.readString();
  struct.setRoleNameIsSet(true);
 }
}

public void write(org.apache.thrift.protocol.TProtocol oprot, GetPrincipalsInRoleRequest struct) throws org.apache.thrift.TException {
 struct.validate();
 oprot.writeStructBegin(STRUCT_DESC);
 if (struct.roleName != null) {
  oprot.writeFieldBegin(ROLE_NAME_FIELD_DESC);
  oprot.writeString(struct.roleName);
  oprot.writeFieldEnd();
 }
 oprot.writeFieldStop();
 oprot.writeStructEnd();
}

private void readObject(java.io.ObjectInputStream in) throws java.io.IOException, ClassNotFoundException {
 try {
  read(new org.apache.thrift.protocol.TCompactProtocol(new org.apache.thrift.transport.TIOStreamTransport(in)));
 } catch (org.apache.thrift.TException te) {
  throw new java.io.IOException(te);
 }
}

@Override
public GetPrincipalsInRoleResponse get_principals_in_role(GetPrincipalsInRoleRequest request)
  throws TException {
 incrementCounter("get_principals_in_role");
 firePreEvent(new PreAuthorizationCallEvent(this));
 Exception ex = null;
 GetPrincipalsInRoleResponse response = null;
 try {
  response = new GetPrincipalsInRoleResponse(getMS().listRoleMembers(request.getRoleName()));
 } catch (MetaException e) {
  throw e;
 } catch (Exception e) {
  ex = e;
  rethrowException(e);
 } finally {
  endFunction("get_principals_in_role", ex == null, ex);
 }
 return response;
}

public static List<HiveRoleGrant> getHiveRoleGrants(IMetaStoreClient client, String roleName)
  throws Exception {
 GetPrincipalsInRoleRequest request = new GetPrincipalsInRoleRequest(roleName);
 GetPrincipalsInRoleResponse princGrantInfo = client.get_principals_in_role(request);
 List<HiveRoleGrant> hiveRoleGrants = new ArrayList<HiveRoleGrant>();
 for(RolePrincipalGrant thriftRoleGrant :  princGrantInfo.getPrincipalGrants()){
  hiveRoleGrants.add(new HiveRoleGrant(thriftRoleGrant));
 }
 return hiveRoleGrants;
}

/** Returns true if field corresponding to fieldID is set (has been assigned a value) and false otherwise */
public boolean isSet(_Fields field) {
 if (field == null) {
  throw new IllegalArgumentException();
 }
 switch (field) {
 case ROLE_NAME:
  return isSetRoleName();
 }
 throw new IllegalStateException();
}