org.omg.dds.core.policy
Interface UserDataQosPolicy

All Superinterfaces:

java.lang.Cloneable, DDSObject, QosPolicy<UserDataQosPolicy,ModifiableUserDataQosPolicy>, java.io.Serializable, Value<UserDataQosPolicy,ModifiableUserDataQosPolicy>

All Known Subinterfaces:

ModifiableUserDataQosPolicy

public interface UserDataQosPolicy
extends QosPolicy<UserDataQosPolicy,ModifiableUserDataQosPolicy>

Nested Class Summary

Nested classes/interfaces inherited from interface org.omg.dds.core.policy.QosPolicy

QosPolicy.Id

Method Summary

int	getLength()
int	getValue(byte[] value, int offset) Copy the data into the given array, starting at the index at the given offset.

Methods inherited from interface org.omg.dds.core.policy.QosPolicy

getId

Methods inherited from interface org.omg.dds.core.Value

clone, equals, hashCode, modify

Methods inherited from interface org.omg.dds.core.DDSObject

getBootstrap

Method Detail

getValue

int getValue(byte[] value,
             int offset)

Copy the data into the given array, starting at the index at the given offset.

Returns:

The total number of bytes in the data, independent of the number of bytes copied. Callers can use this result to determine if the output array is long enough or, if it is long enough, what range within it contains valid data.

getLength

int getLength()

Returns:

the length of the value property.