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Remove dependency to Spring Shell

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This commit updates the samples to use Java's
standard CLI utilities instead of Spring Shell.

Resolves #1184
This commit is contained in:
Mahmoud Ben Hassine
2025-04-15 14:08:19 +02:00
parent 5170c0e2d2
commit 1a017dced2
71 changed files with 733 additions and 2024 deletions
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2
spring-statemachine-samples/washer/spring-statemachine-samples-washer.gradle
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@@ -8,7 +8,7 @@ dependencies {
management platform(project(":spring-statemachine-platform"))
implementation project(':spring-statemachine-samples-common')
implementation project(':spring-statemachine-core')
implementation 'org.springframework.shell:spring-shell-core'
implementation 'org.springframework.boot:spring-boot-starter'
testImplementation(testFixtures(project(':spring-statemachine-core')))
testImplementation (project(':spring-statemachine-test'))
testImplementation 'org.hamcrest:hamcrest-core'

3
spring-statemachine-samples/washer/src/main/java/demo/washer/Application.java
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@@ -16,6 +16,7 @@
package demo.washer;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Configuration;
import org.springframework.statemachine.config.EnableStateMachine;
import org.springframework.statemachine.config.EnumStateMachineConfigurerAdapter;
@@ -23,7 +24,7 @@ import org.springframework.statemachine.config.builders.StateMachineStateConfigu
import org.springframework.statemachine.config.builders.StateMachineTransitionConfigurer;
import org.springframework.statemachine.config.configurers.StateConfigurer.History;
@Configuration
@SpringBootApplication(scanBasePackages = "demo")
public class Application {
@Configuration

29
spring-statemachine-samples/washer/src/main/java/demo/washer/StateMachineCommands.java
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@@ -15,25 +15,32 @@
*/
package demo.washer;
import demo.BasicCommand;
import demo.Command;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.messaging.support.MessageBuilder;
import org.springframework.shell.command.annotation.Command;
import org.springframework.shell.command.annotation.Option;
import demo.AbstractStateMachineCommands;
import demo.washer.Application.Events;
import demo.washer.Application.States;
import reactor.core.publisher.Mono;
@Command
@Configuration
public class StateMachineCommands extends AbstractStateMachineCommands<States, Events> {
@Command(command = "sm event", description = "Sends an event to a state machine")
public String event(@Option(longNames = { "", "event" }, required = true, description = "The event") final Events event) {
getStateMachine()
.sendEvent(Mono.just(MessageBuilder
.withPayload(event).build()))
.subscribe();
return "Event " + event + " send";
@Bean
public Command event() {
return new BasicCommand("event", "Sends an event to a state machine") {
@Override
public String execute(String[] args) {
Events event = Events.valueOf(args[0]);
getStateMachine()
.sendEvent(Mono.just(MessageBuilder
.withPayload(event).build()))
.subscribe();
return "Event " + event + " sent";
}
};
}
}

8
spring-statemachine-samples/washer/src/main/resources/META-INF/spring/spring-shell-plugin.xml
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@@ -1,8 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans https://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">
<context:component-scan base-package="demo" />
</beans>

1
spring-statemachine-samples/washer/src/main/resources/application.properties Normal file
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@@ -0,0 +1 @@
spring.main.allow-bean-definition-overriding=true

185
spring-statemachine-samples/washer/src/test/java/demo/washer/WasherTests.java
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@@ -1,185 +0,0 @@
/*
* Copyright 2015-2020 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://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 demo.washer;
import static org.assertj.core.api.Assertions.assertThat;
import static org.springframework.statemachine.TestUtils.doSendEventAndConsumeAll;
import static org.springframework.statemachine.TestUtils.doStartAndAssert;
import static org.springframework.statemachine.TestUtils.doStopAndAssert;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.statemachine.ObjectStateMachine;
import org.springframework.statemachine.StateMachine;
import org.springframework.statemachine.StateMachineSystemConstants;
import org.springframework.statemachine.listener.StateMachineListener;
import org.springframework.statemachine.listener.StateMachineListenerAdapter;
import org.springframework.statemachine.state.State;
import org.springframework.statemachine.transition.Transition;
import demo.CommonConfiguration;
import demo.washer.Application.Events;
import demo.washer.Application.States;
public class WasherTests {
private AnnotationConfigApplicationContext context;
private StateMachine<States, Events> machine;
private TestListener listener;
@Test
public void testInitialState() throws Exception {
listener.stateChangedLatch.await(1, TimeUnit.SECONDS);
listener.stateEnteredLatch.await(1, TimeUnit.SECONDS);
assertThat(machine.getState().getIds()).containsExactly(States.RUNNING, States.WASHING);
assertThat(listener.statesEntered).hasSize(2);
assertThat(listener.statesEntered.get(0).getId()).isEqualTo(States.RUNNING);
assertThat(listener.statesEntered.get(1).getId()).isEqualTo(States.WASHING);
assertThat(listener.statesExited).isEmpty();
}
@Test
public void testRinse() throws Exception {
listener.reset(1, 0, 0);
doSendEventAndConsumeAll(machine, Events.RINSE);
listener.stateChangedLatch.await(1, TimeUnit.SECONDS);
assertThat(machine.getState().getIds()).containsExactly(States.RUNNING, States.RINSING);
}
@Test
public void testRinseCutPower() throws Exception {
listener.reset(1, 0, 0);
doSendEventAndConsumeAll(machine, Events.RINSE);
listener.stateChangedLatch.await(1, TimeUnit.SECONDS);
listener.reset(1, 0, 0);
doSendEventAndConsumeAll(machine, Events.CUTPOWER);
listener.stateChangedLatch.await(1, TimeUnit.SECONDS);
assertThat(machine.getState().getIds()).containsExactly(States.POWEROFF);
}
@Test
public void testRinseCutRestorePower() throws Exception {
listener.reset(1, 0, 0);
doSendEventAndConsumeAll(machine, Events.RINSE);
listener.stateChangedLatch.await(1, TimeUnit.SECONDS);
listener.reset(1, 0, 0);
doSendEventAndConsumeAll(machine, Events.CUTPOWER);
listener.stateChangedLatch.await(1, TimeUnit.SECONDS);
listener.reset(1, 0, 0);
doSendEventAndConsumeAll(machine, Events.RESTOREPOWER);
listener.stateChangedLatch.await(1, TimeUnit.SECONDS);
assertThat(machine.getState().getIds()).containsExactly(States.RUNNING, States.RINSING);
}
static class Config {
@Autowired
private StateMachine<States,Events> machine;
@Bean
public StateMachineListener<States, Events> stateMachineListener() {
TestListener listener = new TestListener();
machine.addStateListener(listener);
return listener;
}
}
static class TestListener extends StateMachineListenerAdapter<States, Events> {
volatile CountDownLatch stateChangedLatch = new CountDownLatch(1);
volatile CountDownLatch stateEnteredLatch = new CountDownLatch(2);
volatile CountDownLatch stateExitedLatch = new CountDownLatch(0);
volatile CountDownLatch transitionLatch = new CountDownLatch(0);
volatile List<Transition<States, Events>> transitions = new ArrayList<Transition<States,Events>>();
List<State<States, Events>> statesEntered = new ArrayList<State<States,Events>>();
List<State<States, Events>> statesExited = new ArrayList<State<States,Events>>();
volatile int transitionCount = 0;
@Override
public void stateChanged(State<States, Events> from, State<States, Events> to) {
stateChangedLatch.countDown();
}
@Override
public void stateEntered(State<States, Events> state) {
statesEntered.add(state);
stateEnteredLatch.countDown();
}
@Override
public void stateExited(State<States, Events> state) {
statesExited.add(state);
stateExitedLatch.countDown();
}
@Override
public void transition(Transition<States, Events> transition) {
transitions.add(transition);
transitionLatch.countDown();
transitionCount++;
}
public void reset(int c1, int c2, int c3) {
reset(c1, c2, c3, 0);
}
public void reset(int c1, int c2, int c3, int c4) {
stateChangedLatch = new CountDownLatch(c1);
stateEnteredLatch = new CountDownLatch(c2);
stateExitedLatch = new CountDownLatch(c3);
transitionLatch = new CountDownLatch(c4);
statesEntered.clear();
statesExited.clear();
transitionCount = 0;
transitions.clear();
}
}
@SuppressWarnings("unchecked")
@BeforeEach
public void setup() {
context = new AnnotationConfigApplicationContext();
context.register(CommonConfiguration.class, Application.class, Config.class);
context.refresh();
machine = context.getBean(StateMachineSystemConstants.DEFAULT_ID_STATEMACHINE, ObjectStateMachine.class);
listener = context.getBean(TestListener.class);
doStartAndAssert(machine);
}
@AfterEach
public void clean() {
doStopAndAssert(machine);
context.close();
context = null;
machine = null;
}
}