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I1
Pn
P1P1
Pn
O1
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: nginx
spec:
replicas: 3
strategy:
type: RollingUpdate
template:
metadata:
labels:
app: nginx
spec:
containers:
- name: nginx
image: nginx:1.7.9
ports:
- containerPort: 80
livenessProbe:
...
readinessProbe:
...
---
apiVersion: v1
kind: Service
metadata:
name: nginx
labels:
app: nginx
namespace: default
spec:
type: NodePort
ports:
- port: 80
selector:
app: nginx
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
name: nginx
labels:
app: nginx
namespace: default
spec:
rules:
- host: nginx.cloudkoffer
http:
paths:
- path: /
backend:
serviceName: nginx
servicePort: 80
33
P1 C1Q1 P1
C1
Q1
Cn
P1
C1Q1
CnQn
P1 C1
Q1
Q2
CDI
Extensions
Web
Fragments
Bean Validation
2.0
CDI 2.0
Managed Beans 1.0
JCA 1.7
JPA 2.2 JMS 2.0
JSP 2.3
EL 3.0
EJB 3.2 Batch 1.0
JSF 2.3
Interceptors
1.2
Mail 1.6
Common
Annotations 1.3
JTA 1.2
JAX-WS
1.4
JAX-RS
2.1
Concurrency
1.0
JSON-P
1.1
JSON-B 1.0
WebSocket
1.1
JAPSIC 1.1 JACC 1.5
Security
1.0
Servlet 4.0
JCache 1.0
@MessageDriven(activationConfig = {
@ActivationConfigProperty(propertyName = "serverURIs", propertyValue = "tcp://eclipse-mosquitto:1883"),
@ActivationConfigProperty(propertyName = "cleanSession", propertyValue = "false"),
@ActivationConfigProperty(propertyName = "automaticReconnect", propertyValue = "true"),
@ActivationConfigProperty(propertyName = "filePersistence", propertyValue = "false"),
@ActivationConfigProperty(propertyName = "connectionTimeout", propertyValue = "30"),
@ActivationConfigProperty(propertyName = "maxInflight", propertyValue = "3"),
@ActivationConfigProperty(propertyName = "keepAliveInterval", propertyValue = "5"),
@ActivationConfigProperty(propertyName = "topicFilter", propertyValue = "de/qaware/oss/cloud/mqtt"),
@ActivationConfigProperty(propertyName = "qos", propertyValue = "1")
})
public class MqttSourceMDB implements MQTTListener {
@OnMQTTMessage
@TransactionAttribute(value = TransactionAttributeType.REQUIRED)
@Transactional(Transactional.TxType.REQUIRED)
public void onMQTTMessage(String topic, MqttMessage message) {
JsonReader reader = Json.createReader(new ByteArrayInputStream(message.getPayload()));
JsonObject jsonObject = reader.readObject();
// TODO do stuff with the JSON payload
}
}
JsonObject currentWeather = Json.createObjectBuilder()
.add("city", “London")
.add("weather", “Drizzle")
.build();
StringWriter payload = new StringWriter();
JsonWriter jsonWriter = Json.createWriter(payload);
jsonWriter.writeObject(currentWeather);
TextMessage msg = session.createTextMessage(payload.toString());
msg.setJMSType("CurrentWeather");
msg.setStringProperty("contentType",
"application/vnd.weather.v1+json");
@ActivationConfigProperty(propertyName = "messageSelector",
propertyValue = "(JMSType = 'CurrentWeather') AND
(contentType = 'application/vnd.weather.v1+json‘)“)
JsonReader reader = Json.createReader(new StringReader(body));
JsonObject jsonObject = reader.readObject();
Dataservices - Data Processing mit Microservices
Dataservices - Data Processing mit Microservices

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Dataservices - Data Processing mit Microservices

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  • 24. apiVersion: extensions/v1beta1 kind: Deployment metadata: name: nginx spec: replicas: 3 strategy: type: RollingUpdate template: metadata: labels: app: nginx spec: containers: - name: nginx image: nginx:1.7.9 ports: - containerPort: 80 livenessProbe: ... readinessProbe: ... --- apiVersion: v1 kind: Service metadata: name: nginx labels: app: nginx namespace: default spec: type: NodePort ports: - port: 80 selector: app: nginx --- apiVersion: extensions/v1beta1 kind: Ingress metadata: name: nginx labels: app: nginx namespace: default spec: rules: - host: nginx.cloudkoffer http: paths: - path: / backend: serviceName: nginx servicePort: 80
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  • 42. CDI Extensions Web Fragments Bean Validation 2.0 CDI 2.0 Managed Beans 1.0 JCA 1.7 JPA 2.2 JMS 2.0 JSP 2.3 EL 3.0 EJB 3.2 Batch 1.0 JSF 2.3 Interceptors 1.2 Mail 1.6 Common Annotations 1.3 JTA 1.2 JAX-WS 1.4 JAX-RS 2.1 Concurrency 1.0 JSON-P 1.1 JSON-B 1.0 WebSocket 1.1 JAPSIC 1.1 JACC 1.5 Security 1.0 Servlet 4.0 JCache 1.0
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  • 45. @MessageDriven(activationConfig = { @ActivationConfigProperty(propertyName = "serverURIs", propertyValue = "tcp://eclipse-mosquitto:1883"), @ActivationConfigProperty(propertyName = "cleanSession", propertyValue = "false"), @ActivationConfigProperty(propertyName = "automaticReconnect", propertyValue = "true"), @ActivationConfigProperty(propertyName = "filePersistence", propertyValue = "false"), @ActivationConfigProperty(propertyName = "connectionTimeout", propertyValue = "30"), @ActivationConfigProperty(propertyName = "maxInflight", propertyValue = "3"), @ActivationConfigProperty(propertyName = "keepAliveInterval", propertyValue = "5"), @ActivationConfigProperty(propertyName = "topicFilter", propertyValue = "de/qaware/oss/cloud/mqtt"), @ActivationConfigProperty(propertyName = "qos", propertyValue = "1") }) public class MqttSourceMDB implements MQTTListener { @OnMQTTMessage @TransactionAttribute(value = TransactionAttributeType.REQUIRED) @Transactional(Transactional.TxType.REQUIRED) public void onMQTTMessage(String topic, MqttMessage message) { JsonReader reader = Json.createReader(new ByteArrayInputStream(message.getPayload())); JsonObject jsonObject = reader.readObject(); // TODO do stuff with the JSON payload } }
  • 46. JsonObject currentWeather = Json.createObjectBuilder() .add("city", “London") .add("weather", “Drizzle") .build(); StringWriter payload = new StringWriter(); JsonWriter jsonWriter = Json.createWriter(payload); jsonWriter.writeObject(currentWeather); TextMessage msg = session.createTextMessage(payload.toString()); msg.setJMSType("CurrentWeather"); msg.setStringProperty("contentType", "application/vnd.weather.v1+json"); @ActivationConfigProperty(propertyName = "messageSelector", propertyValue = "(JMSType = 'CurrentWeather') AND (contentType = 'application/vnd.weather.v1+json‘)“) JsonReader reader = Json.createReader(new StringReader(body)); JsonObject jsonObject = reader.readObject();