19、spring boot 集成camunda7.15_springboot camunda webapp-优快云博客

本文链接：https://blog.youkuaiyun.com/u011109679/article/details/120667449

该博客介绍了如何在SpringBoot项目中集成Camunda 7.15，包括添加Maven依赖、配置Springapplication.yml文件、设置数据库连接以及启动类。内容涉及Camunda BPM、Webapp、REST接口、外部任务客户端等组件，并提供了MySQL 8.12版本的数据库连接配置示例。

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Maven添加项目依赖

<parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.3.7.RELEASE</version>
    </parent>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.8</maven.compiler.source>
    <maven.compiler.target>1.8</maven.compiler.target>
      <junit.version>4.12</junit.version>
      <log4j.version>1.7.25</log4j.version>
      <fastjson.version>1.2.70</fastjson.version>
      <lombok.version>1.16.18</lombok.version>
      <hutool.version>5.6.3</hutool.version>
      <druid.version>1.2.6</druid.version>
  </properties>

    <dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>${junit.version}</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>${log4j.version}</version>
        </dependency>

 <!--camunda-webapp 接口返回需要转JSON-->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>${fastjson.version}</version>
        </dependency>
        <dependency>
            <groupId>cn.hutool</groupId>
            <artifactId>hutool-all</artifactId>
            <version>${hutool.version}</version>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>${lombok.version}</version>
            <scope>provided</scope>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>

        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>druid</artifactId>
            <version>${druid.version}</version>
        </dependency>
        <!--数据库连接-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.25</version>
        </dependency>


        <!--Spring boot 集成camunda-->
        <dependency>
            <groupId>org.camunda.bpm.springboot</groupId>
            <artifactId>camunda-bpm-spring-boot-starter</artifactId>
            <version>7.15.0</version>
        </dependency>
        <!--camunda Rest 接口-->
        <dependency>
            <groupId>org.camunda.bpm.springboot</groupId>
            <artifactId>camunda-bpm-spring-boot-starter-rest</artifactId>
            <version>7.15.0</version>
        </dependency>
        <!--camunda webapp 页面操作流程-->
        <dependency>
            <groupId>org.camunda.bpm.springboot</groupId>
            <artifactId>camunda-bpm-spring-boot-starter-webapp</artifactId>
            <version>7.15.0</version>
        </dependency>

        <!--外部任务客户端-->
        <dependency>
            <groupId>org.camunda.bpm.springboot</groupId>
            <artifactId>camunda-bpm-spring-boot-starter-external-task-client</artifactId>
            <version>7.15.0</version>
        </dependency>

        <!--连接器-->
        <dependency>
            <groupId>org.camunda.bpm</groupId>
            <artifactId>camunda-engine-plugin-connect</artifactId>
            <version>7.15.0</version>
        </dependency>

        <!--Spin和Json  Rest Http中解析； parse http response variable with camunda-spin-->
        <dependency>
            <groupId>org.camunda.bpm</groupId>
            <artifactId>camunda-engine-plugin-spin</artifactId>
            <version>7.15.0</version>
        </dependency>
        <dependency>
            <groupId>org.camunda.spin</groupId>
            <artifactId>camunda-spin-dataformat-json-jackson</artifactId>
            <version>1.10.1</version>
        </dependency>
        <dependency>
            <groupId>org.camunda.spin</groupId>
            <artifactId>camunda-spin-core</artifactId>
            <version>1.10.1</version>
        </dependency>
        <dependency>
            <groupId>org.camunda.spin</groupId>
            <artifactId>camunda-spin-dataformat-all</artifactId>
            <version>1.10.1</version>
        </dependency>

        <!--执行groovy脚本-->
        <!--org.camunda.bpm.engine.exception.NullValueException: Can't find scripting engine for 'groovy': scriptEngine is null-->
        <dependency>
            <groupId>org.codehaus.groovy</groupId>
            <artifactId>groovy-all</artifactId>
            <version>2.4.21</version>
        </dependency>
        <!--groovy发送Http请求，底层是对HTTPClient封装 HttpBuilder-->
        <dependency>
            <groupId>org.codehaus.groovy.modules.http-builder</groupId>
            <artifactId>http-builder</artifactId>
            <version>0.7.1</version>
        </dependency>

    </dependencies>


    <!-- 使用阿里云下载 -->
    <repositories>
        <repository>
            <id>aliyun</id>
            <name>aliyun</name>
            <url>http://maven.aliyun.com/nexus/content/groups/public</url>
        </repository>
    </repositories>

  <build>
      <plugins>
          <plugin>
              <groupId>org.springframework.boot</groupId>
              <artifactId>spring-boot-maven-plugin</artifactId>
              <version>2.1.3.RELEASE</version>
          </plugin>
      </plugins>
  </build>

Spring application.yml配置

server:
  port: 8010

spring:
  datasource:
    type: com.alibaba.druid.pool.DruidDataSource
    driver-class-name: com.mysql.jdbc.Driver
    url: jdbc:mysql://localhost:3306/camunda?useUnicode=true&amp;characterEncoding=utf8
    username: root
    password: 123456

camunda:
  bpm:
    admin-user:
      id: admin
      password: admin
      last-name: admin
    auto-deployment-enabled: false

    webapp:
      csrf:
        enable-same-site-cookie: true
        same-site-cookie-option: STRICT
        header-security:
          hsts-disabled: false
          content-security-policy-value: base-uri 'self';
            default-src 'self' 'unsafe-inline' 'unsafe-eval';
            img-src 'self' data:;
            block-all-mixed-content;
            form-action 'self';
            frame-ancestors 'none';
            object-src 'none';
            sandbox
              allow-forms
              allow-scripts
              allow-same-origin
              allow-popups



logging:
  level:
    root: info
    org.camunda.bpm.engine.impl.persistence.entity: debug
    org.camunda.bpm.engine.jobexecutor: debug
    org.camunda.bpm.engine.cmd: info

Spring boot启动类

@SpringBootApplication
//@EnableProcessApplication
public class App 
{
    public static void main( String[] args )
    {
        SpringApplication.run(App.class,args);
    }
}

项目启动，由于camunda webapp，可登录camunda

在这里插入图片描述

MySQL 8.12 版本依赖

<dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.11</version>
        </dependency>

Spring-JDBC连接配置

server:
  port: 8081

#JDBC 配置数据源
spring:
  datasource:
    driver-class-name: com.mysql.cj.jdbc.Driver
    type: com.alibaba.druid.pool.DruidDataSource
    url: jdbc:mysql://localhost:3306/camunda?useUnicode=true&characterEncoding=utf8&useSSL=false&nullCatalogMeansCurrent=true&serverTimezone=Asia/Shanghai
    username: root
    password: 1234.com

camunda:
  bpm:
    admin-user:
      id: admin
      password: admin