com.scalar.dl.ledger.validation

Class LedgerTracerBase<T>

java.lang.Object

com.scalar.dl.ledger.validation.LedgerTracerBase<T>

All Implemented Interfaces:

Ledger<T>

Direct Known Subclasses:

DeprecatedLedgerTracer, JacksonBasedLedgerTracer, JsonpBasedLedgerTracer, StringBasedLedgerTracer

@ThreadSafe
public abstract class LedgerTracerBase<T>
extends java.lang.Object
implements Ledger<T>

An implementation of Ledger that is used for validation.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Map<java.lang.String,Asset<T>>	inputs
protected java.util.Map<java.lang.String,T>	outputs

Constructor Summary

Constructors

Constructor and Description
LedgerTracerBase()

Method Summary

Modifier and Type	Method and Description
java.util.Optional<Asset<T>>	get(java.lang.String assetId) Retrieves the latest Asset entry (an asset entry with the largest age) from the ledger with the specified asset ID.
abstract java.lang.String	getOutput(java.lang.String assetId)
abstract java.util.Map<java.lang.String,java.lang.String>	getOutputs()
void	put(java.lang.String assetId, T data) Creates/Appends an Asset entry to the ledger.
abstract void	setInput(java.lang.String input)
abstract void	setInput(java.lang.String assetId, com.scalar.dl.ledger.statemachine.InternalAsset asset)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.scalar.dl.ledger.statemachine.Ledger

scan

Field Detail

inputs

protected final java.util.Map<java.lang.String,Asset<T>> inputs

outputs

protected final java.util.Map<java.lang.String,T> outputs

Constructor Detail

LedgerTracerBase

public LedgerTracerBase()

Method Detail

setInput

public abstract void setInput(java.lang.String input)

setInput

public abstract void setInput(java.lang.String assetId,
                              com.scalar.dl.ledger.statemachine.InternalAsset asset)

getOutput

public abstract java.lang.String getOutput(java.lang.String assetId)

getOutputs

public abstract java.util.Map<java.lang.String,java.lang.String> getOutputs()

get

public java.util.Optional<Asset<T>> get(java.lang.String assetId)

Description copied from interface: Ledger

Retrieves the latest Asset entry (an asset entry with the largest age) from the ledger with the specified asset ID.

Specified by:

get in interface Ledger<T>

Parameters:

assetId - an asset ID

Returns:

an Optional with the returned asset

put

public void put(java.lang.String assetId,
                T data)

Description copied from interface: Ledger

Creates/Appends an Asset entry to the ledger. The initial entry is marked as age 0 and new entry is appended with an incremented age.

Specified by:

put in interface Ledger<T>

Parameters:

assetId - an asset ID to create/append

data - asset data