import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Bean
public ConfigurationProvider configurationProvider() {
  // Specify which files to load. Configuration from both files will be merged.
  ConfigFilesProvider configFilesProvider = () -> Collections.singletonList(Paths.get("application.yaml"));

  // Use local files as configuration store
  ConfigurationSource source = new FilesConfigurationSource(configFilesProvider);

  // Use relative paths
  Environment environment = new ImmutableEnvironment(filesPath);

  // Reload configuration every 500 milliseconds
  ReloadStrategy reloadStrategy = new PeriodicalReloadStrategy(500, TimeUnit.MILLISECONDS);

  // Create provider
  return new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .withReloadStrategy(reloadStrategy)
      .withEnvironment(environment)
      .withMetrics(metricRegistry, "firstProvider.")
      .build();
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
/**
 * Builds the CFG4J {@link ConfigurationProvider} for the properties file.
 *
 * @return the {@link ConfigurationProvider}
 */
public static ConfigurationProvider buildConfigProvider() {
    File file = new File(getCurrentConfigPath());
    if (!file.exists()) {
        try {
            file.getParentFile().mkdirs();
            FileOutputStream fos = new FileOutputStream(file);
            Config.defaultConfig().store(fos, "Default config for ArcadeLegends");
            fos.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    ConfigurationSource s = new FilesConfigurationSource(() -> Arrays.asList(Paths.get(getCurrentConfigPath())));
    ConfigurationProvider p = new ConfigurationProviderBuilder().withConfigurationSource(s).build();
    return p;
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Bean
public ConfigurationProvider configurationProvider() {
  // Use Git repository as configuration store
  ConfigurationSource source = new GitConfigurationSourceBuilder()
      .withRepositoryURI(configRepoPath)
      .build();

  // Select branch to use (use new DefaultEnvironment()) for master
  Environment environment = new ImmutableEnvironment(branch);

  // Reload configuration every 5 seconds
  ReloadStrategy reloadStrategy = new PeriodicalReloadStrategy(5, TimeUnit.SECONDS);

  // Create provider
  return new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .withEnvironment(environment)
      .withReloadStrategy(reloadStrategy)
      .build();
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Bean
public ConfigurationProvider configurationProvider() {
  // Specify which files to load. Configuration from both files will be merged.
  ConfigFilesProvider configFilesProvider = () -> Arrays.asList(Paths.get("application.properties"), Paths.get("otherConfig.properties"));

  // Use Git repository as configuration store
  ConfigurationSource source = new GitConfigurationSourceBuilder()
      .withRepositoryURI(configRepoPath)
      .withConfigFilesProvider(configFilesProvider)
      .build();

  // Select branch to use (use new DefaultEnvironment()) for master
  Environment environment = new ImmutableEnvironment(branch);

  // Reload configuration every 5 seconds
  ReloadStrategy reloadStrategy = new PeriodicalReloadStrategy(5, TimeUnit.SECONDS);

  // Create provider
  return new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .withEnvironment(environment)
      .withReloadStrategy(reloadStrategy)
      .build();
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Bean
public ConfigurationProvider configurationProvider() {
  // Specify which files to load. Configuration from both files will be merged.
  ConfigFilesProvider configFilesProvider = () -> Arrays.asList(Paths.get("application.yaml"), Paths.get("otherConfig.properties"));

  // Use local files as configuration store
  ConfigurationSource source = new FilesConfigurationSource(configFilesProvider);

  // Use relative paths
  Environment environment = new ImmutableEnvironment(filesPath);

  // Reload configuration every 5 seconds
  ReloadStrategy reloadStrategy = new PeriodicalReloadStrategy(5, TimeUnit.SECONDS);

  // Create provider
  return new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .withReloadStrategy(reloadStrategy)
      .withEnvironment(environment)
      .build();
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
public ManifestConfigurationImpl(ServletContext servletContext) {

    ConfigurationSource manifestConfiguration = getManifestConfiguration(servletContext);
    provider = new ConfigurationProviderBuilder()
        .withConfigurationSource(manifestConfiguration)
        .build();
  }
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
public static ConfigurationProvider getPropertiesProvider() {

		Path pathToRoverProperties = getRoverPropertiesPath();
		ConfigurationSource source = new FilesConfigurationSource(
				() -> Collections.singletonList(pathToRoverProperties));

		ConfigurationProvider provider = new ConfigurationProviderBuilder()
				.withConfigurationSource(source)
				.withReloadStrategy(
						new PeriodicalReloadStrategy(5, TimeUnit.SECONDS))
				.build();

		return provider;
	}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Test
public void readsConfigsFromS3ConfigurationSource() throws Exception {
  ConfigurationSource source = new S3ConfigurationSourceBuilder().build(s3Wrapper);

  ConfigurationProvider provider = new ConfigurationProviderBuilder()
    .withConfigurationSource(source)
    .withEnvironment(environment)
    .build();

  assertThat(provider.getProperty("app.version", String.class)).isEqualTo("1.0.0");
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Test
public void readsConfigsFromGitConfigurationSource() throws Exception {
  ConfigurationSource source = new GitConfigurationSourceBuilder()
      .withRepositoryURI(remoteRepo.dirPath.toString())
      .build();

  ConfigurationProvider provider = new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .build();

  assertThat(provider.getProperty("some.setting", String.class)).isEqualTo("masterValue");
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Test
public void readsConfigsFromConsulConfigurationSource() throws Exception {
  ConfigurationSource source = new ConsulConfigurationSourceBuilder()
      .withHost(server.getHostName())
      .withPort(server.getPort())
      .build();

  ConfigurationProvider provider = new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .withEnvironment(new ImmutableEnvironment("us-west-1"))
      .build();

  assertThat(provider.getProperty("featureA.toggle", String.class)).isEqualTo("disabled");
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Bean
public ConfigurationProvider configurationProvider() {
  // Specify which files to load. Configuration from both files will be merged.
  ConfigFilesProvider configFilesProvider = () -> Arrays.asList(Paths.get("application.yaml"), Paths.get("otherConfig.properties"));

  // Use classpath repository as configuration store
  ConfigurationSource source = new ClasspathConfigurationSource(configFilesProvider);

  // Create provider
  return new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .build();
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Bean
public ConfigurationProvider configurationProvider() {
  // Use Consul service as configuration store
  ConfigurationSource source = new ConsulConfigurationSourceBuilder().build();

  // Reload configuration every 5 seconds
  ReloadStrategy reloadStrategy = new PeriodicalReloadStrategy(5, TimeUnit.SECONDS);

  // Create provider
  return new ConfigurationProviderBuilder()
      .withConfigurationSource(source)
      .withReloadStrategy(reloadStrategy)
      .build();
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
private ConfigurationProvider getProvider(ConfigurationSource configurationSource) {
  return new ConfigurationProviderBuilder()
      .withConfigurationSource(configurationSource)
      .build();
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Override
public void init() throws IOException {
	if (bus == null) {
		bus = I2CFactory.getInstance(I2CBus.BUS_1);
		gpio = GpioFactory.getInstance();

		I2CDevice device = bus.getDevice(0x40);
		PCA9685PWMGenerator driver = new PCA9685PWMGenerator(device);

		driver.open();
		driver.setFrequency(50);

		directionPinLeft = gpio.provisionDigitalOutputPin(RaspiPin.GPIO_07,
				"Direction Left", PinState.LOW);
		directionPinLeft.setShutdownOptions(true, PinState.LOW);

		directionPinRight = gpio.provisionDigitalOutputPin(
				RaspiPin.GPIO_00, "Direction Right", PinState.LOW);
		directionPinRight.setShutdownOptions(true, PinState.LOW);

		ConfigurationSource source = new FilesConfigurationSource(
				() -> Collections.singletonList(Paths
						.get("rover.properties")));

		ConfigurationProvider provider = new ConfigurationProviderBuilder()
				.withConfigurationSource(source)
				.withReloadStrategy(
						new PeriodicalReloadStrategy(5, TimeUnit.SECONDS))
				.build();

		leftMotor = new MotorControllerImpl(driver.getOutput(14),
				provider.bind("motorLeft",
						MotorControllerConfiguration.class));
		rightMotor = new MotorControllerImpl(driver.getOutput(15),
				provider.bind("motorRight",
						MotorControllerConfiguration.class));
		panServo = new ServoControllerImpl(driver.getOutput(1),
				provider.bind("servo1", ServoConfiguration.class));
		tiltServo = new ServoControllerImpl(driver.getOutput(0),
				provider.bind("servo0", ServoConfiguration.class));
	}
}
 

import org.cfg4j.provider.ConfigurationProviderBuilder; //导入依赖的package包/类
@Override
protected IRoverController createController() throws IOException {

	try {
		bus = I2CFactory.getInstance(I2CBus.BUS_1);
	} catch (UnsupportedBusNumberException e) {
		throw new IOException(e);
	}

	I2CDevice device = bus.getDevice(PCA9685_I2C_ADDRESS);
	pwmGenerator = new PCA9685PWMGenerator(device);

	pwmGenerator.open();
	pwmGenerator.setFrequency(50);

	GpioController gpio = GpioFactory.getInstance();
	GpioPinDigitalOutput directionPinLeft = gpio.provisionDigitalOutputPin(DIRECTION_PIN_LEFT_MOTOR,
			"Direction Left", PinState.LOW);
	directionPinLeft.setShutdownOptions(true, PinState.LOW);

	GpioPinDigitalOutput directionPinRight = gpio.provisionDigitalOutputPin(DIRECTION_PIN_RIGHT_MOTOR,
			"Direction Right", PinState.LOW);
	directionPinRight.setShutdownOptions(true, PinState.LOW);

	ConfigurationSource source = new FilesConfigurationSource(
			() -> Collections.singletonList(Paths.get(System.getProperty("rover.cfg", "rover.properties"))));

	ConfigurationProvider provider = new ConfigurationProviderBuilder().withConfigurationSource(source)
			.withReloadStrategy(new PeriodicalReloadStrategy(5, TimeUnit.SECONDS)).build();

	IMotorController leftMotor = new MotorControllerImpl(pwmGenerator.getOutput(PWM_OUTPUT_LEFT_MOTOR),
			directionPinLeft, provider.bind("motorLeft", IMotorControllerConfiguration.class));
	IMotorController rightMotor = new MotorControllerImpl(pwmGenerator.getOutput(PWM_OUTPUT_RIGHT_MOTOR),
			directionPinRight, provider.bind("motorRight", IMotorControllerConfiguration.class));
	IServoController panServo = new ServoControllerImpl(pwmGenerator.getOutput(PWM_OUTPUT_PAN_SERVO),
			provider.bind("servoPan", IServoControllerConfiguration.class));
	IServoController tiltServo = new ServoControllerImpl(pwmGenerator.getOutput(PWM_OUTPUT_TILT_SERVO),
			provider.bind("servoTilt", IServoControllerConfiguration.class));

	controller = new RoverControllerImpl(leftMotor, rightMotor, panServo, tiltServo);

	return controller;

}