com.linkedin.parseq.trace.codec.json

Class JsonTraceCodec

java.lang.Object

com.linkedin.parseq.trace.codec.json.JsonTraceCodec

All Implemented Interfaces:

TraceCodec

public class JsonTraceCodec
extends java.lang.Object
implements TraceCodec

JSON implementation of TraceCodec

Author:

Chi Chan ([email protected]), Chris Pettitt ([email protected])

Constructor Summary

Constructors

Constructor and Description
JsonTraceCodec()

Method Summary

Modifier and Type	Method and Description
Trace	decode(java.io.InputStream inputStream) Decode the InputStream to an Trace.
Trace	decode(java.lang.String traceStr) Similar to TraceCodec.decode(java.io.InputStream) but takes a String instead of an InputStream.
java.lang.String	encode(Trace trace) Similar to TraceCodec.encode(com.linkedin.parseq.trace.Trace, java.io.OutputStream) but produces a String that contains the trace instead of writing it to an OutputStream.
void	encode(Trace trace, java.io.OutputStream outputStream) Encodes a Trace to an OutputStream.

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonTraceCodec

public JsonTraceCodec()

Method Detail

decode

public Trace decode(java.io.InputStream inputStream)
             throws java.io.IOException

Description copied from interface: TraceCodec

Decode the InputStream to an Trace.

Specified by:

decode in interface TraceCodec

Parameters:

inputStream - the InputStream of the TaskTrace

Returns:

the decoded Trace

Throws:

java.io.IOException - if an error occur during decoding

decode

public Trace decode(java.lang.String traceStr)
             throws java.io.IOException

Description copied from interface: TraceCodec

Similar to TraceCodec.decode(java.io.InputStream) but takes a String instead of an InputStream.

Specified by:

decode in interface TraceCodec

Parameters:

traceStr - a String representation of a Trace

Returns:

the decoded Trace

Throws:

java.io.IOException - if an error occur during decoding

encode

public void encode(Trace trace,
                   java.io.OutputStream outputStream)
            throws java.io.IOException

Description copied from interface: TraceCodec

Encodes a Trace to an OutputStream.

Specified by:

encode in interface TraceCodec

Parameters:

trace - the Trace to encode

outputStream - the OutputStream used to encode

Throws:

java.io.IOException - if an error occurs during encoding

encode

public java.lang.String encode(Trace trace)
                        throws java.io.IOException

Description copied from interface: TraceCodec

Similar to TraceCodec.encode(com.linkedin.parseq.trace.Trace, java.io.OutputStream) but produces a String that contains the trace instead of writing it to an OutputStream.

Specified by:

encode in interface TraceCodec

Parameters:

trace - the Trace to encode

Returns:

a String representation for the given trace

Throws:

java.io.IOException - if an error occurs during encoding