Flowable rest 项目演示

一、场景分析

由员工zhangsan发起请假申请，填写表单中请假天数
flowable-engine执行服务任务中的通知，通知给经理进行审批
经理审批通过后，执行服务任务，通知给我发起流程的员工，结束。

注意：flowable-engine中服务任务并不会等待用户任务执行完才去触发执行，所以当员工发起请假后，在感知层面，

二、项目搭建

pom.xml

<?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>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.1.0.RELEASE</version>
        <relativePath/> <!-- lookup parent from repository -->
    </parent>

    <groupId>devtao</groupId>
    <artifactId>flowable-rest-demo</artifactId>
    <version>1.0-SNAPSHOT</version>

    <properties>
        <maven.compiler.source>8</maven.compiler.source>
        <maven.compiler.target>8</maven.compiler.target>
        <flowable.version>6.4.2</flowable.version>
    </properties>

    <dependencies>
        <!-- Spring Boot-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>

        <!--工作流依赖-->

        <!--flowable工作流依赖-->
        <dependency>
            <groupId>org.flowable</groupId>
            <artifactId>flowable-spring-boot-starter</artifactId>
            <version>${flowable.version}</version>
        </dependency>
        <dependency>
            <groupId>org.flowable</groupId>
            <artifactId>flowable-spring-boot-starter-process-rest</artifactId>
            <version>${flowable.version}</version>
        </dependency>


        <!--mysql依赖-->
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>8.0.22</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
            <exclusions>
                <exclusion>
                    <groupId>org.junit.vintage</groupId>
                    <artifactId>junit-vintage-engine</artifactId>
                </exclusion>
            </exclusions>
        </dependency>


        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.18.4</version>
        </dependency>

    </dependencies>

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

</project>

logback-spring.xml

<?xml version="1.0" encoding="UTF-8"?>

<configuration scan="true" scanPeriod="60 seconds" debug="false">

    <contextName>logback</contextName>
    <!--定义日志文件的存储地址 勿在 LogBack 的配置中使用相对路径-->
    <property name="log.path" value="D:\\log\\logback.log" />

    <!--输出到控制台-->
    <appender name="console" class="ch.qos.logback.core.ConsoleAppender">
        <withJansi>true</withJansi>
        <encoder>
            <!--格式化输出：%d:表示日期    %thread:表示线程名     %-5level:级别从左显示5个字符宽度  %msg:日志消息    %n:是换行符-->
            <pattern>%red(%d{yyyy-MM-dd HH:mm:ss}) %green([%thread]) %highlight(%-5level) %boldMagenta(%logger) - %cyan(%msg%n)</pattern>
            <charset>UTF-8</charset>
        </encoder>
    </appender>

    <!--输出到文件-->
    <appender name="file" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <file>${log.path}</file>
        <!--ThresholdFilter临界值过滤器，过滤掉所有低于INFO级别的日志-->
        <filter class="ch.qos.logback.classic.filter.ThresholdFilter">
            <level>INFO</level>
        </filter>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <fileNamePattern>logback.%d{yyyy-MM-dd-HH-mm}.log</fileNamePattern>
            <maxHistory>30</maxHistory>
            <totalSizeCap>5MB</totalSizeCap>
        </rollingPolicy>
        <encoder>
            <!--格式化输出：%d:表示日期    %thread:表示线程名     %-5level:级别从左显示5个字符宽度  %msg:日志消息    %n:是换行符-->
            <pattern>%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n</pattern>
            <charset>GBK</charset>
        </encoder>
    </appender>

    <root level="DEBUG">
        <appender-ref ref="console" />
        <appender-ref ref="file" />
    </root>


</configuration>

application.yml

server:
  port: 8999

debug: false

spring:
  datasource:
    url: jdbc:mysql://localhost:3306/study_flowable?nullCatalogMeansCurrent=true&amp&useSSL=false&useUnicode=true&characterEncoding=utf8&serverTimezone=GMT
    username: root
    password: 123456
    driver-class-name: com.mysql.jdbc.Driver
  resources:
#    static-locations: classpath:/META-INF/resources/,classpath:/resources/,classpath:/static/,classpath:/public/,classpath:/static/flowable-modeler
flowable:
  #关闭定时任务JOB
  async-executor-activate: false

项目结构：