Package com.wavefront.agent.queueing

Interface TaskConverter<T>

Type Parameters:

T - type of objects stored.

All Known Implementing Classes:

RetryTaskConverter

public interface TaskConverter<T>

Proxy-specific interface for converting data into and from queues, this potentially allows us to support other converting mechanisms in the future.

Author:

[email protected]

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static class	TaskConverter.CompressionType	Supported compression schemas

Method Summary

Modifier and Type	Method	Description
T	fromBytes(byte[] bytes)	De-serializes an object from a byte array.
Integer	getWeight(byte[] bytes)	Attempts to retrieve task weight from a byte[], without de-serializing the object, if at all possible.
void	serializeToStream(T value, OutputStream bytes)	Serializes value to bytes written to the specified stream.

Method Detail

fromBytes

T fromBytes(@Nonnull
            byte[] bytes)
     throws IOException

De-serializes an object from a byte array.

Returns:

de-serialized object.

Throws:

IOException

serializeToStream

void serializeToStream(@Nonnull
                       T value,
                       @Nonnull
                       OutputStream bytes)
                throws IOException

Serializes value to bytes written to the specified stream.

Parameters:

value - value to serialize.

bytes - output stream to write a byte[] to.

Throws:

IOException

getWeight

@Nullable
Integer getWeight(@Nonnull
                  byte[] bytes)

Attempts to retrieve task weight from a byte[], without de-serializing the object, if at all possible.

Returns:

task weight or null if not applicable.