com.ceph.rados

Class ReadOp

java.lang.Object

com.ceph.rados.ReadOp

public class ReadOp
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	ReadOp.ReadResult

Method Summary

Modifier and Type	Method and Description
int	operate(String oid, int flags) Executes operations added to the rados_read_op_t.
ReadOp.ReadResult	queueRead(long offset, long len) Add a read operation to the rados_read_op_t via rados_read_op_read.

Methods inherited from class java.lang.Object

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

Method Detail

queueRead

public ReadOp.ReadResult queueRead(long offset,
                                   long len)
                            throws RadosException

Add a read operation to the rados_read_op_t via rados_read_op_read. Note returned ReadResult is not populated until after the operate() call.

Parameters:

offset - starting offset into the object

len - length of the read

Returns:

Java object which will hold results of the requested read after operate() is called

Throws:

RadosException

operate

public int operate(String oid,
                   int flags)

Executes operations added to the rados_read_op_t.

Parameters:

oid -

flags -

Returns:

rados_read_op_operate return value