[KOGITO-9886] Add the support for the ProcessDefinitionDataEvent at r…

…untime (apache#3252)

* KOGITO-9886 Add the support for the ProcessDefinitionDataEvent at runtime

api/kogito-api/src/main/java/org/kie/kogito/event/EventPublisher.java

@@ -31,6 +31,10 @@
  */
 public interface EventPublisher {
 
+    String PROCESS_INSTANCES_TOPIC_NAME = "kogito-processinstances-events";
+    String USER_TASK_INSTANCES_TOPIC_NAME = "kogito-usertaskinstances-events";
+    String PROCESS_DEFINITIONS_TOPIC_NAME = "kogito-processdefinitions-events";
+
     /**
      * Publishes individual event
      * 

api/kogito-api/src/main/java/org/kie/kogito/internal/process/runtime/KogitoNode.java

@@ -24,4 +24,6 @@
 public interface KogitoNode extends Node {
 
     NodeContainer getParentContainer();
+
+    String getUniqueId();
 }

api/kogito-api/src/main/java/org/kie/kogito/internal/utils/ConversionUtils.java

@@ -261,4 +261,17 @@ public static String sanitizeJavaName(String name, boolean capitalize) {
         }
         return sb.toString();
     }
+
+    /**
+     * Receives a String possibly with FQDN org.acme.ProcessTest1 and returns a simple name like ProcessTest1
+     * 
+     * @param processId a possible FQDN
+     * @return simple name
+     */
+    public static String sanitizeToSimpleName(String processId) {
+        if (Objects.isNull(processId)) {
+            return null;
+        }
+        return processId.substring(processId.lastIndexOf('.') + 1);
+    }
 }

api/kogito-api/src/test/java/org/kie/kogito/internal/utils/ConversionUtilsTest.java

@@ -27,6 +27,7 @@
 import static org.kie.kogito.internal.utils.ConversionUtils.concatPaths;
 import static org.kie.kogito.internal.utils.ConversionUtils.convert;
 import static org.kie.kogito.internal.utils.ConversionUtils.convertToCollection;
+import static org.kie.kogito.internal.utils.ConversionUtils.sanitizeToSimpleName;
 import static org.kie.kogito.internal.utils.ConversionUtils.toCamelCase;
 
 class ConversionUtilsTest {
@@ -138,4 +139,15 @@ public void testConcatPaths() {
     public void testConvertToCollection() {
         assertThat(convertToCollection("1,2,3", Integer.class)).isEqualTo(Arrays.asList(1, 2, 3));
     }
+
+    @Test
+    public void testSanitizeToSimpleName() {
+        String nameFull = "org.acme.ProcessTest1";
+        String nameSimple = "ProcessTest2";
+        String nameEmpty = "";
+        assertThat(sanitizeToSimpleName(nameFull)).isEqualTo("ProcessTest1");
+        assertThat(sanitizeToSimpleName(nameSimple)).isEqualTo("ProcessTest2");
+        assertThat(sanitizeToSimpleName(nameEmpty)).isEqualTo("");
+        assertThat(sanitizeToSimpleName(null)).isNull();
+    }
 }

api/kogito-events-api/src/main/java/org/kie/kogito/event/process/NodeDefinition.java

@@ -0,0 +1,101 @@
+/*
+ * 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.kie.kogito.event.process;
+
+import java.util.Map;
+
+public class NodeDefinition {
+    private String id;
+    private String name;
+    private String type;
+    private String uniqueId;
+    private Map<String, ?> metadata;
+
+    public NodeDefinition() {
+    }
+
+    public NodeDefinition(String id, String name, String type, String uniqueId, Map<String, ?> metadata) {
+        this.id = id;
+        this.name = name;
+        this.type = type;
+        this.uniqueId = uniqueId;
+        this.metadata = metadata;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public String getUniqueId() {
+        return uniqueId;
+    }
+
+    public Map<String, ?> getMetadata() {
+        return metadata;
+    }
+
+    public static NodeDefinitionEventBodyBuilder builder() {
+        return new NodeDefinitionEventBodyBuilder();
+    }
+
+    public static class NodeDefinitionEventBodyBuilder {
+        private String id;
+        private String name;
+        private String type;
+        private String uniqueId;
+        private Map<String, ?> metadata;
+
+        public NodeDefinitionEventBodyBuilder setId(String id) {
+            this.id = id;
+            return this;
+        }
+
+        public NodeDefinitionEventBodyBuilder setName(String name) {
+            this.name = name;
+            return this;
+        }
+
+        public NodeDefinitionEventBodyBuilder setType(String type) {
+            this.type = type;
+            return this;
+        }
+
+        public NodeDefinitionEventBodyBuilder setUniqueId(String uniqueId) {
+            this.uniqueId = uniqueId;
+            return this;
+        }
+
+        public NodeDefinitionEventBodyBuilder setMetadata(Map<String, ?> metadata) {
+            this.metadata = metadata;
+            return this;
+        }
+
+        public NodeDefinition build() {
+            return new NodeDefinition(id, name, type, uniqueId, metadata);
+        }
+    }
+}

api/kogito-events-api/src/main/java/org/kie/kogito/event/process/ProcessDefinitionEventBody.java

@@ -0,0 +1,188 @@
+/*
+ * 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.kie.kogito.event.process;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Set;
+
+public class ProcessDefinitionEventBody {
+    private String id;
+    private String name;
+    private String description;
+    private String version;
+    private String type;
+    private Set<String> roles;
+    private Set<String> addons;
+    private Set<String> annotations;
+    private String endpoint;
+    private String source;
+    private Map<String, ?> metadata;
+    private Collection<NodeDefinition> nodes;
+
+    public ProcessDefinitionEventBody() {
+    }
+
+    public ProcessDefinitionEventBody(String id, String name, String description, String version, String type, Set<String> roles, Set<String> addons, Set<String> annotations, String endpoint,
+            String source, Map<String, ?> metadata, Collection<NodeDefinition> nodes) {
+        this.id = id;
+        this.name = name;
+        this.description = description;
+        this.version = version;
+        this.type = type;
+        this.roles = roles;
+        this.addons = addons;
+        this.annotations = annotations;
+        this.endpoint = endpoint;
+        this.source = source;
+        this.metadata = metadata;
+        this.nodes = nodes;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public Set<String> getRoles() {
+        return roles;
+    }
+
+    public Set<String> getAddons() {
+        return addons;
+    }
+
+    public String getEndpoint() {
+        return endpoint;
+    }
+
+    public String getSource() {
+        return source;
+    }
+
+    public Collection<NodeDefinition> getNodes() {
+        return nodes;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public Set<String> getAnnotations() {
+        return annotations;
+    }
+
+    public Map<String, ?> getMetadata() {
+        return metadata;
+    }
+
+    public static ProcessDefinitionEventBodyBuilder builder() {
+        return new ProcessDefinitionEventBodyBuilder();
+    }
+
+    public static class ProcessDefinitionEventBodyBuilder {
+        private String id;
+        private String name;
+        private String description;
+        private String version;
+        private String type;
+        private Set<String> roles;
+        private Set<String> addons;
+        private Set<String> annotations;
+        private String endpoint;
+        private String source;
+        private Map<String, ?> metadata;
+        private Collection<NodeDefinition> nodes;
+
+        public ProcessDefinitionEventBodyBuilder setId(String id) {
+            this.id = id;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setName(String name) {
+            this.name = name;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setVersion(String version) {
+            this.version = version;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setType(String type) {
+            this.type = type;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setRoles(Set<String> roles) {
+            this.roles = roles;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setAddons(Set<String> addons) {
+            this.addons = addons;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setEndpoint(String endpoint) {
+            this.endpoint = endpoint;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setSource(String source) {
+            this.source = source;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setDescription(String description) {
+            this.description = description;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setAnnotations(Set<String> annotations) {
+            this.annotations = annotations;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setMetadata(Map<String, ?> metadata) {
+            this.metadata = metadata;
+            return this;
+        }
+
+        public ProcessDefinitionEventBodyBuilder setNodes(Collection<NodeDefinition> nodes) {
+            this.nodes = nodes;
+            return this;
+        }
+
+        public ProcessDefinitionEventBody build() {
+            return new ProcessDefinitionEventBody(id, name, description, version, type, roles, addons, annotations, endpoint, source, metadata, nodes);
+        }
+    }
+}

api/kogito-events-core/src/main/java/org/kie/kogito/event/AbstractDataEvent.java

@@ -54,13 +54,16 @@
 import io.cloudevents.core.v03.CloudEventV03;
 import io.cloudevents.core.v1.CloudEventV1;
 
+import static com.fasterxml.jackson.annotation.JsonInclude.Include.NON_NULL;
+
 /**
  * This is an implementation of the {@link DataEvent} that contains basic common attributes referring to
  * kogito processes metadata.
  *
  * @param <T> the payload class type
  */
 @JsonIgnoreProperties(ignoreUnknown = true)
+@JsonInclude(NON_NULL)
 public abstract class AbstractDataEvent<T> implements DataEvent<T> {
 
     /**