新建

李林

2023-10-07 658d4927d468c47208fd012d9128b09249c07eff

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
package com.chinaztt.mes.technology.state.bom;
 
import com.chinaztt.mes.technology.entity.Bom;
import com.chinaztt.mes.technology.entity.Routing;
import com.chinaztt.mes.technology.state.bom.constant.BomEvents;
import com.chinaztt.mes.technology.state.bom.constant.BomStates;
import com.chinaztt.mes.technology.state.routing.constant.RoutingEvents;
import com.chinaztt.mes.technology.state.routing.constant.RoutingStates;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.statemachine.StateMachineContext;
import org.springframework.statemachine.StateMachinePersist;
import org.springframework.statemachine.config.EnableStateMachineFactory;
import org.springframework.statemachine.config.EnumStateMachineConfigurerAdapter;
import org.springframework.statemachine.config.builders.StateMachineConfigurationConfigurer;
import org.springframework.statemachine.config.builders.StateMachineStateConfigurer;
import org.springframework.statemachine.config.builders.StateMachineTransitionConfigurer;
import org.springframework.statemachine.persist.DefaultStateMachinePersister;
import org.springframework.statemachine.persist.StateMachinePersister;
import org.springframework.statemachine.support.DefaultStateMachineContext;
 
import java.util.EnumSet;
 
/**
 * @Author: zhangxy
 * @Date: 2020-08-24 17:21
 */
@Configuration
@EnableStateMachineFactory(name = "bomStateMachineFactory")
public class BomStateMachineConfig extends EnumStateMachineConfigurerAdapter<BomStates, BomEvents> {
 
    public final static String MACHINE_ID = "bomStateMachine";
 
    @Override
    public void configure(StateMachineStateConfigurer<BomStates, BomEvents> states) throws Exception {
        states.withStates()
                .initial(BomStates.DRAFT)
                .states(EnumSet.allOf(BomStates.class));
    }
 
    @Override
    public void configure(StateMachineTransitionConfigurer<BomStates, BomEvents> transitions) throws Exception {
        transitions
                .withExternal()
                .source(BomStates.DRAFT).target(BomStates.ACCEPTED)
                .event(BomEvents.ACCEPT)
                .and()
                .withExternal()
                .source(BomStates.ACCEPTED).target(BomStates.DRAFT)
                .event(BomEvents.REVOKE)
                .and()
                .withExternal()
                .source(BomStates.ACCEPTED).target(BomStates.CANCELLED)
                .event(BomEvents.CANCEL);
    }
 
    @Override
    public void configure(StateMachineConfigurationConfigurer<BomStates, BomEvents> config)
            throws Exception {
        config.withConfiguration().machineId(MACHINE_ID);
    }
 
    /**
     * 持久化配置
     *
     * @return
     */
    @Bean(name ="bomPersister")
    public StateMachinePersister<BomStates, BomEvents, Bom> persister() {
        return new DefaultStateMachinePersister<>(new StateMachinePersist<BomStates, BomEvents, Bom>() {
            @Override
            public void write(StateMachineContext<BomStates, BomEvents> stateMachineContext, Bom bom) throws Exception {
 
            }
 
            @Override
            public StateMachineContext<BomStates, BomEvents> read(Bom bom) throws Exception {
                StateMachineContext<BomStates, BomEvents> result = new DefaultStateMachineContext<BomStates, BomEvents>(BomStates.getEnum(bom.getState()),
                        null, null, null, null, MACHINE_ID);
                return result;
            }
        });
    }
 
}