michaeljmarshall commented on issue #17987:
URL: https://github.com/apache/pulsar/issues/17987#issuecomment-1275533659
Posting these for future reference:
```java
import java.nio.charset.StandardCharsets;
import java.util.Objects;
import org.apache.pulsar.client.api.*;
import org.apache.pulsar.client.impl.auth.AuthenticationTls;
public class Producer {
public static final String PULSAR_SERVICE_URL =
"pulsar+ssl://localhost:6651/";
public static final String TOPIC_NAME =
"persistent://public/default/mytopic2";
public static PulsarClient getPulsarClient() throws
PulsarClientException {
return PulsarClient.builder().serviceUrl(PULSAR_SERVICE_URL).build();
}
public static void main(String[] args) throws PulsarClientException {
/*PulsarClient client = PulsarClient.builder()
.serviceUrl(PULSAR_SERVICE_URL)
.tlsTrustCertsFilePath("D:\\my-ca\\certs\\ca.cert.pem")
.authentication("org.apache.pulsar.client.impl.auth.AuthenticationTls",
"tlsCertFile:D:\\my-ca\\client.cert.pem,
tlsKeyFile:D:\\my-ca\\client.key-pk8.pem")
.build();*/
AuthenticationFactory auth = new AuthenticationFactory();
PulsarClient client = PulsarClient.builder()
.tlsTrustCertsFilePath("/pulsar/conf/my-ca/certs/ca.cert.pem")
.authentication(auth.TLS(
"/pulsar/conf/my-ca/client.cert.pem",
"/pulsar/conf/my-ca/client.key-pk8.pem"))
.serviceUrl(PULSAR_SERVICE_URL)
.build();
//PulsarClient pulsarClient = null;
try {
client = getPulsarClient();
org.apache.pulsar.client.api.Producer<byte[]> producer = client
.newProducer()
.topic("mytopic2")
.create();
for (int i = 0; i < 10; i++) {
TypedMessageBuilder<byte[]> typedMessageBuilder =
producer.newMessage();
typedMessageBuilder.value(("Hi! There, How are you? Hope you
are doing - " + i)
.getBytes(StandardCharsets.UTF_8));
MessageId messageId = typedMessageBuilder.send();
System.out.println("Message Id " + messageId);
}
}
catch(Exception e)
{
e.printStackTrace();
}
finally {
if (Objects.nonNull(client)) {
client.close();
}
}
}
}
```
```java
import org.apache.pulsar.client.api.Message;
import org.apache.pulsar.client.api.PulsarClient;
import org.apache.pulsar.client.api.PulsarClientException;
import java.nio.charset.StandardCharsets;
import java.util.Objects;
public class Consumer
{
public static final String PULSAR_SERVICE_URL =
"pulsar+ssl://localhost:6651/";
public static PulsarClient getPulsarClient() throws
PulsarClientException {
return
PulsarClient.builder().serviceUrl(PULSAR_SERVICE_URL).build();
}
public static void main(String[] args) throws PulsarClientException {
PulsarClient pulsarClient = null;
try {
pulsarClient = getPulsarClient();
org.apache.pulsar.client.api.Consumer<byte[]> consumer =
pulsarClient.newConsumer()
.topic("mytopic2")
.subscriptionName("test-sub")
.subscribe();
while(true) {
Message<byte[]> message = consumer.receive();
String messageValue = new String(message.getData(),
StandardCharsets.UTF_8);
System.out.println("Message Received: " + ", Value = "
+ messageValue);
consumer.acknowledge(message.getMessageId());
}
} finally {
if (Objects.nonNull(pulsarClient)) {
pulsarClient.close();
}
}
}
}
```
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