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Posted to commits@camel.apache.org by ac...@apache.org on 2024/04/23 08:25:37 UTC

(camel) branch main updated: CAMEL-20505 - Google Calendar Streams CloudEvent Transformer (#13889)

This is an automated email from the ASF dual-hosted git repository.

acosentino pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/camel.git


The following commit(s) were added to refs/heads/main by this push:
     new d9713c8b4a2 CAMEL-20505 - Google Calendar Streams CloudEvent Transformer (#13889)
d9713c8b4a2 is described below

commit d9713c8b4a25429900ee6465cb9d5da1694a3ac4
Author: Andrea Cosentino <an...@gmail.com>
AuthorDate: Tue Apr 23 10:25:31 2024 +0200

    CAMEL-20505 - Google Calendar Streams CloudEvent Transformer (#13889)
    
    Signed-off-by: Andrea Cosentino <an...@gmail.com>
---
 .../apache/camel/catalog/transformers.properties   |  1 +
 ...le-calendar-stream-application-cloudevents.json | 14 ++++++
 .../camel-google/camel-google-calendar/pom.xml     |  8 +++
 .../org/apache/camel/transformer.properties        |  7 +++
 .../google-calendar-stream-application-cloudevents |  2 +
 ...le-calendar-stream-application-cloudevents.json | 14 ++++++
 ...alendarStreamCloudEventDataTypeTransformer.java | 58 ++++++++++++++++++++++
 7 files changed, 104 insertions(+)

diff --git a/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/transformers.properties b/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/transformers.properties
index 2a4ece4e7cf..7f9fa46af0a 100644
--- a/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/transformers.properties
+++ b/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/transformers.properties
@@ -19,6 +19,7 @@ azure-servicebus-application-cloudevents
 azure-storage-blob-application-cloudevents
 azure-storage-datalake-application-cloudevents
 azure-storage-queue-application-cloudevents
+google-calendar-stream-application-cloudevents
 google-mail-stream-application-cloudevents
 google-pubsub-application-cloudevents
 google-sheets-application-x-struct
diff --git a/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/transformers/google-calendar-stream-application-cloudevents.json b/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/transformers/google-calendar-stream-application-cloudevents.json
new file mode 100644
index 00000000000..3d53224a6c1
--- /dev/null
+++ b/catalog/camel-catalog/src/generated/resources/org/apache/camel/catalog/transformers/google-calendar-stream-application-cloudevents.json
@@ -0,0 +1,14 @@
+{
+  "transformer": {
+    "kind": "transformer",
+    "name": "google-calendar-stream:application-cloudevents",
+    "title": "Google Calendar Stream (Application Cloudevents)",
+    "description": "Adds CloudEvent headers to the Camel message with Google Calendar Stream consumer response details",
+    "deprecated": false,
+    "javaType": "org.apache.camel.component.google.calendar.transform.GoogleCalendarStreamCloudEventDataTypeTransformer",
+    "groupId": "org.apache.camel",
+    "artifactId": "camel-google-calendar",
+    "version": "4.6.0-SNAPSHOT"
+  }
+}
+
diff --git a/components/camel-google/camel-google-calendar/pom.xml b/components/camel-google/camel-google-calendar/pom.xml
index 11cc279e292..9bb84c687d2 100644
--- a/components/camel-google/camel-google-calendar/pom.xml
+++ b/components/camel-google/camel-google-calendar/pom.xml
@@ -129,6 +129,14 @@
             <artifactId>google-oauth-client-jetty</artifactId>
             <version>${google-oauth-client-version}</version>
         </dependency>
+        
+        <!-- optional CloudEvent support -->
+        <dependency>
+            <groupId>org.apache.camel</groupId>
+            <artifactId>camel-cloudevents</artifactId>
+            <scope>provided</scope>
+            <optional>true</optional>
+        </dependency>
 
         <!-- testing -->
         <dependency>
diff --git a/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer.properties b/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer.properties
new file mode 100644
index 00000000000..e7f910eeaaf
--- /dev/null
+++ b/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer.properties
@@ -0,0 +1,7 @@
+# Generated by camel build tools - do NOT edit this file!
+transformers=google-calendar-stream:application-cloudevents
+groupId=org.apache.camel
+artifactId=camel-google-calendar
+version=4.6.0-SNAPSHOT
+projectName=Camel :: Google :: Calendar
+projectDescription=Camel Component for GoogleCalendar
diff --git a/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer/google-calendar-stream-application-cloudevents b/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer/google-calendar-stream-application-cloudevents
new file mode 100644
index 00000000000..e3a850dccdf
--- /dev/null
+++ b/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer/google-calendar-stream-application-cloudevents
@@ -0,0 +1,2 @@
+# Generated by camel build tools - do NOT edit this file!
+class=org.apache.camel.component.google.calendar.transform.GoogleCalendarStreamCloudEventDataTypeTransformer
diff --git a/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer/google-calendar-stream-application-cloudevents.json b/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer/google-calendar-stream-application-cloudevents.json
new file mode 100644
index 00000000000..3d53224a6c1
--- /dev/null
+++ b/components/camel-google/camel-google-calendar/src/generated/resources/META-INF/services/org/apache/camel/transformer/google-calendar-stream-application-cloudevents.json
@@ -0,0 +1,14 @@
+{
+  "transformer": {
+    "kind": "transformer",
+    "name": "google-calendar-stream:application-cloudevents",
+    "title": "Google Calendar Stream (Application Cloudevents)",
+    "description": "Adds CloudEvent headers to the Camel message with Google Calendar Stream consumer response details",
+    "deprecated": false,
+    "javaType": "org.apache.camel.component.google.calendar.transform.GoogleCalendarStreamCloudEventDataTypeTransformer",
+    "groupId": "org.apache.camel",
+    "artifactId": "camel-google-calendar",
+    "version": "4.6.0-SNAPSHOT"
+  }
+}
+
diff --git a/components/camel-google/camel-google-calendar/src/main/java/org/apache/camel/component/google/calendar/transform/GoogleCalendarStreamCloudEventDataTypeTransformer.java b/components/camel-google/camel-google-calendar/src/main/java/org/apache/camel/component/google/calendar/transform/GoogleCalendarStreamCloudEventDataTypeTransformer.java
new file mode 100644
index 00000000000..b797ed6156f
--- /dev/null
+++ b/components/camel-google/camel-google-calendar/src/main/java/org/apache/camel/component/google/calendar/transform/GoogleCalendarStreamCloudEventDataTypeTransformer.java
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+
+package org.apache.camel.component.google.calendar.transform;
+
+import java.util.Map;
+
+import com.google.api.services.calendar.model.Event;
+import org.apache.camel.Message;
+import org.apache.camel.component.cloudevents.CloudEvent;
+import org.apache.camel.component.cloudevents.CloudEvents;
+import org.apache.camel.component.google.calendar.stream.GoogleCalendarStreamConstants;
+import org.apache.camel.spi.DataType;
+import org.apache.camel.spi.DataTypeTransformer;
+import org.apache.camel.spi.Transformer;
+
+/**
+ * Data type transformer converts Google Calendar Stream consumer response to CloudEvent v1_0 data format. The data type
+ * sets Camel specific CloudEvent headers with values extracted from Google Calendar Stream consumer response.
+ */
+@DataTypeTransformer(name = "google-calendar-stream:application-cloudevents",
+                     description = "Adds CloudEvent headers to the Camel message with Google Calendar Stream consumer response details")
+public class GoogleCalendarStreamCloudEventDataTypeTransformer extends Transformer {
+
+    @Override
+    public void transform(Message message, DataType fromType, DataType toType) {
+        final Map<String, Object> headers = message.getHeaders();
+
+        CloudEvent cloudEvent = CloudEvents.v1_0;
+        headers.putIfAbsent(CloudEvent.CAMEL_CLOUD_EVENT_ID, message.getExchange().getExchangeId());
+        headers.putIfAbsent(CloudEvent.CAMEL_CLOUD_EVENT_VERSION, cloudEvent.version());
+        headers.put(CloudEvent.CAMEL_CLOUD_EVENT_TYPE, "org.apache.camel.event.google.calendar.stream.consume");
+
+        if (message.getHeaders().containsKey(GoogleCalendarStreamConstants.EVENT_ID)) {
+            headers.put(CloudEvent.CAMEL_CLOUD_EVENT_SOURCE,
+                    "google.calendar.stream." + message.getHeader(GoogleCalendarStreamConstants.EVENT_ID, String.class));
+        }
+
+        headers.put(CloudEvent.CAMEL_CLOUD_EVENT_SUBJECT,
+                message.getBody(Event.class).getEventType());
+        headers.put(CloudEvent.CAMEL_CLOUD_EVENT_TIME, cloudEvent.getEventTime(message.getExchange()));
+        headers.put(CloudEvent.CAMEL_CLOUD_EVENT_CONTENT_TYPE, CloudEvent.APPLICATION_OCTET_STREAM_MIME_TYPE);
+    }
+}