io.helidon.docs.mp.reactivemessaging.WeblogicSnippets Maven / Gradle / Ivy
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* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
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package io.helidon.docs.mp.reactivemessaging;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.CompletionStage;
import io.helidon.messaging.connectors.jms.JmsMessage;
import jakarta.jms.TextMessage;
import org.eclipse.microprofile.reactive.messaging.Acknowledgment;
import org.eclipse.microprofile.reactive.messaging.Incoming;
import org.eclipse.microprofile.reactive.messaging.Message;
import org.eclipse.microprofile.reactive.messaging.Outgoing;
import org.eclipse.microprofile.reactive.streams.operators.PublisherBuilder;
import org.eclipse.microprofile.reactive.streams.operators.ReactiveStreams;
@SuppressWarnings("ALL")
class WeblogicSnippets {
class Snippet1 {
// tag::snippet_1[]
@Incoming("from-wls")
public void consumeWls(String msg) {
System.out.println("WebLogic says: " + msg);
}
// end::snippet_1[]
}
class Snippet2 {
// tag::snippet_2[]
@Incoming("from-wls")
@Acknowledgment(Acknowledgment.Strategy.MANUAL)
public CompletionStage> consumewls(JmsMessage msg) {
System.out.println("WebLogic says: " + msg.getPayload());
return msg.ack();
}
// end::snippet_2[]
}
class Snippet3 {
// tag::snippet_3[]
@Outgoing("to-wls")
public PublisherBuilder produceToWls() {
return ReactiveStreams.of("test1", "test2");
}
// end::snippet_3[]
}
class Snippet4 {
// tag::snippet_4[]
@Outgoing("to-wls")
public PublisherBuilder> produceToJms() {
return ReactiveStreams.of("test1", "test2")
.map(s -> JmsMessage.builder(s)
.correlationId(UUID.randomUUID().toString())
.property("stringProp", "cool property")
.property("byteProp", 4)
.property("intProp", 5)
.onAck(() -> CompletableFuture.completedStage(null)
.thenRun(() -> System.out.println("Acked!")))
.build());
}
// end::snippet_4[]
}
class Snippet5 {
// tag::snippet_5[]
@Outgoing("to-wls")
public PublisherBuilder> produceToJms() {
return ReactiveStreams.of("test1", "test2")
.map(s -> JmsMessage.builder(s)
.customMapper((p, session) -> {
TextMessage textMessage = session.createTextMessage(p);
textMessage.setStringProperty("custom-mapped-property", "XXX" + p);
return textMessage;
})
.build()
);
}
// end::snippet_5[]
}
}
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