import ballerina/io;
import ballerina/lang.'string;
import ballerina/websocket;
public function main() returns error? {
// Create a new [WebSocket client](https://docs.central.ballerina.io/ballerina/websocket/latest/clients/Client).
websocket:Client wsClient = check new("ws://echo.websocket.org");
// Write a binary message to the server using [writeBinaryMessage](https://docs.central.ballerina.io/ballerina/websocket/latest/clients/Client#writeBinaryMessage).
check wsClient->writeBinaryMessage("Binary message".toBytes());
// Read a binary message echoed from the server using [readBinaryMessage](https://docs.central.ballerina.io/ballerina/websocket/latest/clients/Client#readBinaryMessage).
byte[] byteResp = check wsClient->readBinaryMessage();
string stringResp = check 'string:fromBytes(byteResp);
io:println(stringResp);
}
Handle binary messages with clientThe WebSocket client can be used to connect to and interact with a WebSocket server in a Synchronous manner.This example demonstrates how to read and write binary messages using ballerina websocket client |
import ballerina/io;
import ballerina/lang.'string;
import ballerina/websocket;
public function main() returns error? {
websocket:Client wsClient = check new("ws://echo.websocket.org");
Create a new WebSocket client.
check wsClient->writeBinaryMessage("Binary message".toBytes());
Write a binary message to the server using writeBinaryMessage.
byte[] byteResp = check wsClient->readBinaryMessage();
string stringResp = check 'string:fromBytes(byteResp);
io:println(stringResp);
}
Read a binary message echoed from the server using readBinaryMessage.
bal run websocket_binary_client.bal
Binary message