Java 无法从属性文件中获取整数值
我想从application.properties文件中定义的键中读取整数值。这是我的属性文件 spring.rabbitmq.port=31111 代码如下：Java 无法从属性文件中获取整数值,java,spring,spring-boot,rabbitmq,Java,Spring,Spring Boot,Rabbitmq,我想从application.properties文件中定义的键中读取整数值。这是我的属性文件 spring.rabbitmq.port=31111 代码如下： public Object getPortProperty() { Properties properties = new Properties(); try { File file = ResourceUtils.getFile("classpath:application.properties");
public Object getPortProperty() {
Properties properties = new Properties();
try {
File file = ResourceUtils.getFile("classpath:application.properties");
InputStream in = new FileInputStream(file);
properties.load(in);
} catch (IOException e) {
}
return (Integer) properties.get("spring.rabbitmq.port");
}
@Autowired
public UnitAmqpRestController(RabbitTemplate rabbitTemplate) throws IOException, TimeoutException {
this.rabbitTemplate = rabbitTemplate;
rabbitTemplate.setReplyTimeout(15_000L);
ConnectionFactory factory = new ConnectionFactory();
factory.setHost(getHostProperty());
factory.setPort((Integer) getPortProperty());
connection = factory.newConnection();
channel = connection.createChannel();
}
factory.setPort((Integer) getPortProperty());
@Value("${spring.rabbitmq.port}")
private int mqPort;
@Value("${spring.rabbitmq.host}")
private String mqHost;
@Autowired
public UnitAmqpRestController(RabbitTemplate rabbitTemplate) throws IOException, TimeoutException {
this.rabbitTemplate = rabbitTemplate;
rabbitTemplate.setReplyTimeout(15_000L);
ConnectionFactory factory = new ConnectionFactory();
factory.setHost(mqHost);
factory.setPort(mqPort);
connection = factory.newConnection();
channel = connection.createChannel();
}
@Value("${spring.rabbitmq.port=31111}")
private int port;
private int getIntegerProperty(final String key, final int defaultValue) {
final Object object = properties.get("spring.rabbitmq.port")
if (object == null || "".equals(object.toString())) {
return defaultValue;
} else {
return Integer.parseInt(object );
}
}