feat(monorepo): add archetype for quick creation of new connectors

add_new_connector.sh

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+#!/bin/bash
+
+CONNECTORS_DIR='connectors'
+TMP_DIR="${CONNECTORS_DIR}/tmp"
+
+CONNECTOR_NAME=${1}
+ARTIFACT_NAME="connector-${CONNECTOR_NAME}"
+
+VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
+
+mvn archetype:generate \
+  -DarchetypeGroupId=io.camunda.connector \
+  -DarchetypeArtifactId=connector-archetype-internal \
+  -DarchetypeVersion=${VERSION} \
+  -DinteractiveMode=false \
+  -DconnectorName=${CONNECTOR_NAME} \
+  -DoutputDirectory=${TMP_DIR}
+
+# Rename directory to follow convention
+mv "${TMP_DIR}/${ARTIFACT_NAME}" "${CONNECTORS_DIR}/${CONNECTOR_NAME}"
+
+rm -rf TMP_DIR

connector-archetype-internal/pom.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>io.camunda.connector</groupId>
+    <artifactId>connectors-bundle-parent</artifactId>
+    <version>0.14.3-SNAPSHOT</version>
+    <relativePath>../pom.xml</relativePath>
+  </parent>
+
+  <artifactId>connector-archetype-internal</artifactId>
+  <packaging>maven-archetype</packaging>
+
+  <properties>
+    <archetype-packaging.version>3.2.1</archetype-packaging.version>
+    <!-- this archetype is for internal connectors only, so skip Maven Central release -->
+    <skip.central.release>false</skip.central.release>
+  </properties>
+
+  <build>
+    <extensions>
+      <extension>
+        <groupId>org.apache.maven.archetype</groupId>
+        <artifactId>archetype-packaging</artifactId>
+        <version>${archetype-packaging.version}</version>
+      </extension>
+    </extensions>
+  </build>
+
+</project>

connector-archetype-internal/src/main/resources/META-INF/maven/archetype-metadata.xml

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+<archetype-descriptor
+  xmlns="https://maven.apache.org/plugins/maven-archetype-plugin/archetype-descriptor/1.1.0"
+  xmlns:xsi="https://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="https://maven.apache.org/plugins/maven-archetype-plugin/archetype-descriptor/1.1.0 https://maven.apache.org/xsd/archetype-descriptor-1.1.0.xsd"
+  name="connector-internal-archetype">
+
+  <fileSets>
+    <fileSet filtered="true" packaged="true" encoding="UTF-8">
+      <directory>src/main/java</directory>
+    </fileSet>
+    <fileSet filtered="true" packaged="true" encoding="UTF-8">
+      <directory>src/test/java</directory>
+    </fileSet>
+    <fileSet filtered="true" encoding="UTF-8">
+      <directory>src/main/resources</directory>
+    </fileSet>
+    <fileSet filtered="true" encoding="UTF-8">
+      <directory>element-templates</directory>
+    </fileSet>
+    <fileSet filtered="true" encoding="UTF-8">
+      <directory></directory>
+      <includes>
+        <include>README.md</include>
+        <include>LICENSE.txt</include>
+      </includes>
+    </fileSet>
+  </fileSets>
+
+  <requiredProperties>
+    <requiredProperty key="connectorName"/>
+    <requiredProperty key="name">
+      <defaultValue>${connectorName}</defaultValue>
+    </requiredProperty>
+    <requiredProperty key="artifactId">
+      <defaultValue>connector-${connectorName}</defaultValue>
+    </requiredProperty>
+    <requiredProperty key="groupId">
+      <defaultValue>io.camunda.connector</defaultValue>
+    </requiredProperty>
+    <requiredProperty key="version">
+      <defaultValue>${version}</defaultValue>
+    </requiredProperty>
+    <requiredProperty key="package">
+      <defaultValue>${groupId}.${connectorName}</defaultValue>
+    </requiredProperty>
+  </requiredProperties>
+</archetype-descriptor>

connector-archetype-internal/src/main/resources/archetype-resources/LICENSE.txt

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+Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH under one or more contributor license agreements and licensed to you under a proprietary license.
+You may not use this file except in compliance with the proprietary license.
+The proprietary license can be either the Camunda Platform Self-Managed Free Edition license (available on Camunda’s website) or the Camunda Platform Self-Managed Enterprise Edition license (a copy you obtain when you contact Camunda).
+The Camunda Platform Self-Managed Free Edition comes for free but only allows for usage of the software (file) in non-production environments.
+If you want to use the software (file) in production, you need to purchase the Camunda Platform Self-Managed Enterprise Edition.

connector-archetype-internal/src/main/resources/archetype-resources/README.md

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+# Camunda Connector Template
+
+## Build
+
+```bash
+mvn clean package
+```
+
+## API
+
+### Input
+
+```json
+{
+  "myProperty": "....."
+}
+```
+
+### Output
+
+```json
+{
+  "result": {
+    "myProperty": "....."
+  }
+}
+```
+
+### Error codes
+
+| Code | Description |
+| - | - |
+| FAIL | Message starts with 'fail' (ignoring case) |
+
+## Test locally
+
+Run unit tests
+
+```bash
+mvn clean verify
+```
+
+## Element Template
+
+The element templates can be found in the [element-templates](element-templates) directory.

connector-archetype-internal/src/main/resources/archetype-resources/element-templates/template-connector.json

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+{
+  "$schema": "https://unpkg.com/@camunda/zeebe-element-templates-json-schema/resources/schema.json",
+  "name": "Template: Some Function",
+  "id": "io.camunda.connectors.Template.v1",
+  "description": "Describe this connector",
+  "version": 1,
+  "documentationRef": "https://docs.camunda.io/docs/components/modeler/web-modeler/connectors/available-connectors/template/",
+  "icon": {
+    "contents": "data:image/svg+xml;utf8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20height%3D%2218%22%20width%3D%2218%22%20viewBox%3D%220%200%2010%2010%22%20shape-rendering%3D%22geometricPrecision%22%3E%3Ctitle%3ESlack%3C%2Ftitle%3E%3Cg%20fill%3D%22none%22%3E%3Cpath%20d%3D%22M0%2C0%20L0%2C10%20L10%2C10%20L10%2C0%20z%22%20fill%3D%22%23ecb12f%22%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E"
+  },
+  "category": {
+    "id": "connectors",
+    "name": "Connectors"
+  },
+  "appliesTo": [
+    "bpmn:Task"
+  ],
+  "elementType": {
+    "value": "bpmn:ServiceTask"
+  },
+  "groups": [
+    {
+      "id": "authentication",
+      "label": "Authentication"
+    },
+    {
+      "id": "compose",
+      "label": "Compose"
+    },
+    {
+      "id": "output",
+      "label": "Output Mapping"
+    },
+    {
+      "id": "errors",
+      "label": "Error Handling"
+    }
+  ],
+  "properties": [
+    {
+      "type": "Hidden",
+      "value": "io.camunda:template:1",
+      "binding": {
+        "type": "zeebe:taskDefinition:type"
+      }
+    },
+    {
+      "label": "OAuth Token",
+      "group": "authentication",
+      "type": "String",
+      "feel": "optional",
+      "binding": {
+        "type": "zeebe:input",
+        "name": "token"
+      },
+      "constraints": {
+        "notEmpty": true
+      }
+    },
+    {
+      "label": "Message",
+      "group": "compose",
+      "type": "Text",
+      "feel": "optional",
+      "binding": {
+        "type": "zeebe:input",
+        "name": "data.message"
+      },
+      "constraints": {
+        "notEmpty": true
+      }
+    },
+    {
+      "label": "Result Variable",
+      "description": "Name of variable to store the response in",
+      "group": "output",
+      "type": "String",
+      "binding": {
+        "type": "zeebe:taskHeader",
+        "key": "resultVariable"
+      }
+    },
+    {
+      "label": "Result Expression",
+      "description": "Expression to map the response into process variables",
+      "group": "output",
+      "type": "Text",
+      "feel": "required",
+      "binding": {
+        "type": "zeebe:taskHeader",
+        "key": "resultExpression"
+      }
+    },
+    {
+      "label": "Error Expression",
+      "description": "Expression to handle errors. Details in the <a href=\"https://docs.camunda.io/docs/components/connectors/use-connectors/\" target=\"_blank\">documentation</a>.",
+      "group": "errors",
+      "type": "Text",
+      "feel": "required",
+      "binding": {
+        "type": "zeebe:taskHeader",
+        "key": "errorExpression"
+      }
+    }
+  ]
+}

connector-archetype-internal/src/main/resources/archetype-resources/pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <parent>
+    <groupId>io.camunda.connector</groupId>
+    <artifactId>connector-function-parent</artifactId>
+    <version>0.14.3-SNAPSHOT</version>
+    <relativePath>../pom.xml</relativePath>
+  </parent>
+
+  <name>${artifactId}</name>
+  <description>${artifactId} for Camunda 8</description>
+  <artifactId>${artifactId}</artifactId>
+  <packaging>jar</packaging>
+
+  <licenses>
+    <license>
+      <name>Camunda Platform Self-Managed Free Edition license</name>
+      <url>https://camunda.com/legal/terms/cloud-terms-and-conditions/camunda-cloud-self-managed-free-edition-terms/</url>
+    </license>
+    <license>
+      <name>Camunda Platform Self-Managed Enterprise Edition license</name>
+    </license>
+  </licenses>
+
+  <dependencies>
+
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-shade-plugin</artifactId>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>

connector-archetype-internal/src/main/resources/archetype-resources/src/main/java/Authentication.java

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+/*
+ * Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
+ * under one or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information regarding copyright
+ * ownership. Camunda licenses this file to you under the Apache License,
+ * Version 2.0; 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 ${package};
+
+import io.camunda.connector.api.annotation.Secret;
+import java.util.Objects;
+import javax.validation.constraints.NotEmpty;
+
+public class Authentication {
+
+  @NotEmpty private String user;
+
+  @NotEmpty @Secret private String token;
+
+  public String getUser() {
+    return user;
+  }
+
+  public void setUser(String user) {
+    this.user = user;
+  }
+
+  public String getToken() {
+    return token;
+  }
+
+  public void setToken(String token) {
+    this.token = token;
+  }
+
+  @Override
+  public int hashCode() {
+    return Objects.hash(token, user);
+  }
+
+  @Override
+  public boolean equals(Object obj) {
+    if (this == obj) return true;
+    if (obj == null) return false;
+    if (getClass() != obj.getClass()) return false;
+    Authentication other = (Authentication) obj;
+    return Objects.equals(token, other.token) && Objects.equals(user, other.user);
+  }
+
+  @Override
+  public String toString() {
+    return "Authentication [user=" + user + ", token=" + token + "]";
+  }
+}