新建

李林

2023-10-07 658d4927d468c47208fd012d9128b09249c07eff

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package com.chinaztt.mes.plan.state.requirement;
 
import com.chinaztt.mes.plan.entity.MpsRequirements;
import com.chinaztt.mes.plan.state.requirement.constant.MpsRequirementsEvents;
import com.chinaztt.mes.plan.state.requirement.constant.MpsRequirementsStates;
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: cxf
 * @Date: 2020-09-19 17:21
 */
@Configuration
@EnableStateMachineFactory(name = "mpsRequirementsStateMachineFactory")
public class MpsRequirementsStateMachineConfig extends EnumStateMachineConfigurerAdapter<MpsRequirementsStates, MpsRequirementsEvents> {
 
    public final static String MACHINE_ID = "mpsRequirementsStateMachine";
 
    @Override
    public void configure(StateMachineStateConfigurer<MpsRequirementsStates, MpsRequirementsEvents> states) throws Exception {
        states.withStates()
                .initial(MpsRequirementsStates.PLANNED)
                .states(EnumSet.allOf(MpsRequirementsStates.class));
    }
 
    @Override
    public void configure(StateMachineTransitionConfigurer<MpsRequirementsStates, MpsRequirementsEvents> transitions) throws Exception {
        transitions
                .withExternal()
                .source(MpsRequirementsStates.PLANNED).target(MpsRequirementsStates.ISSUED)
                .event(MpsRequirementsEvents.COMMAND)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.PLANNED).target(MpsRequirementsStates.COMPLETED)
                .event(MpsRequirementsEvents.COMPLETE)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.PLANNED).target(MpsRequirementsStates.CANCELED)
                .event(MpsRequirementsEvents.CANCEL)
 
                .and()
                .withExternal()
                .source(MpsRequirementsStates.ISSUED).target(MpsRequirementsStates.COMPLETED)
                .event(MpsRequirementsEvents.COMPLETE)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.ISSUED).target(MpsRequirementsStates.CANCELED)
                .event(MpsRequirementsEvents.CANCEL)
 
                .and()
                .withExternal()
                .source(MpsRequirementsStates.COMPLETED).target(MpsRequirementsStates.CANCELED)
                .event(MpsRequirementsEvents.CANCEL)
 
                .and()
                .withExternal()
                .source(MpsRequirementsStates.CANCELED).target(MpsRequirementsStates.COMPLETED)
                .event(MpsRequirementsEvents.COMPLETE)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.CANCELED).target(MpsRequirementsStates.ISSUED)
                .event(MpsRequirementsEvents.COMMAND)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.CANCELED).target(MpsRequirementsStates.PLANNED)
                .event(MpsRequirementsEvents.PLAN)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.COMPLETED).target(MpsRequirementsStates.ISSUED)
                .event(MpsRequirementsEvents.COMMAND)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.COMPLETED).target(MpsRequirementsStates.PLANNED)
                .event(MpsRequirementsEvents.PLAN)
                .and()
                .withExternal()
                .source(MpsRequirementsStates.ISSUED).target(MpsRequirementsStates.PLANNED)
                .event(MpsRequirementsEvents.PLAN);
    }
 
    @Override
    public void configure(StateMachineConfigurationConfigurer<MpsRequirementsStates, MpsRequirementsEvents> config)
            throws Exception {
        config.withConfiguration().machineId(MACHINE_ID);
    }
 
    /**
     * 持久化配置
     *
     * @return
     */
    @Bean(name = "mpsRequirementsPersister")
    public StateMachinePersister<MpsRequirementsStates, MpsRequirementsEvents, MpsRequirements> persister() {
        return new DefaultStateMachinePersister<>(new StateMachinePersist<MpsRequirementsStates, MpsRequirementsEvents, MpsRequirements>() {
            @Override
            public void write(StateMachineContext<MpsRequirementsStates, MpsRequirementsEvents> stateMachineContext, MpsRequirements mpsRequirements) throws Exception {
 
            }
 
            @Override
            public StateMachineContext<MpsRequirementsStates, MpsRequirementsEvents> read(MpsRequirements mpsRequirements) throws Exception {
                StateMachineContext<MpsRequirementsStates, MpsRequirementsEvents> result = new DefaultStateMachineContext<MpsRequirementsStates, MpsRequirementsEvents>(MpsRequirementsStates.getEnum(mpsRequirements.getState()),
                        null, null, null, null, MACHINE_ID);
                return result;
            }
        });
    }
 
}