Package com.method5.jot.rpc

Class PolkadotClient

java.lang.Object

com.method5.jot.rpc.PolkadotClient

All Implemented Interfaces:

AutoCloseable

Direct Known Subclasses:

PolkadotRpcClient, PolkadotWsClient

public abstract class PolkadotClient
extends Object
implements AutoCloseable

PolkadotClient — class for polkadot client in the Jot SDK. Provides RPC client / JSON‑RPC integration.

Field Summary

Fields

Modifier and Type	Field	Description
protected ChainSpec	chainSpec
protected final AtomicInteger	currentIndex
protected final boolean	isInitialized
protected MetadataV14	metadata
protected CallIndexResolver	resolver
protected final String[]	servers

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	PolkadotClient(String[] servers, long timeoutInMillis)

Method Summary

Modifier and Type	Method	Description
protected String	buildPayload(String id, String method, com.fasterxml.jackson.databind.JsonNode params)
abstract void	close()
ChainSpec	getChainSpec()
MetadataV14	getMetadata()
CallIndexResolver	getResolver()
void	initializeMetadata()
abstract com.fasterxml.jackson.databind.JsonNode	send(String method, com.fasterxml.jackson.databind.JsonNode params)
String	send(String method, String params)

Methods inherited from class java.lang.Object

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

Field Details

isInitialized

protected final boolean isInitialized

See Also:

• Constant Field Values

chainSpec

protected ChainSpec chainSpec

resolver

protected CallIndexResolver resolver

metadata

protected MetadataV14 metadata

servers

protected final String[] servers

currentIndex

protected final AtomicInteger currentIndex

Constructor Details

PolkadotClient

protected PolkadotClient(String[] servers,
 long timeoutInMillis)

Method Details

send

public abstract com.fasterxml.jackson.databind.JsonNode send(String method,
 com.fasterxml.jackson.databind.JsonNode params)
                                                      throws Exception

Throws:

Exception

send

public String send(String method,
 String params)
            throws Exception

Throws:

Exception

initializeMetadata

public void initializeMetadata()

buildPayload

protected String buildPayload(String id,
 String method,
 com.fasterxml.jackson.databind.JsonNode params)

close

public abstract void close()

Specified by:

close in interface AutoCloseable

getChainSpec

public ChainSpec getChainSpec()

getResolver

public CallIndexResolver getResolver()

getMetadata

public MetadataV14 getMetadata()