SpringBoot 自动加载配置文件

Love The Way You Lie 2022-04-24 10:50 402阅读 0赞

# SpringBoot 自动加载配置文件 #

## 默认配置文件 ##

### application.properties ###

dc.age=25
    dc.name=Luis

### MyProperties1 ###

package com.dc.properties;
    
    import org.springframework.boot.context.properties.ConfigurationProperties;
    import org.springframework.stereotype.Component;
    
    /** * Created by Donghua.Chen on 2018/6/1. */
    @Component
    @ConfigurationProperties(prefix = "dc")
    public class MyProperties1 { 
    
        private int age;
        private String name;
    
        public int getAge() { 
            return age;
        }
    
        public void setAge(int age) { 
            this.age = age;
        }
    
        public String getName() { 
            return name;
        }
    
        public void setName(String name) { 
            this.name = name;
        }
    
        @Override
        public String toString() { 
            return "MyProperties1{" +
                    "age=" + age +
                    ", name='" + name + '\'' +
                    '}';
        }
    }

## 指定配置文件 ##

### dc.properties ###

dc.age=25
    dc.name=Luis
    dc.email=1085143002@qq.com

### MyProperties2 ###

package com.dc.properties;
    
    import org.springframework.boot.context.properties.ConfigurationProperties;
    import org.springframework.context.annotation.PropertySource;
    import org.springframework.stereotype.Component;
    
    /** * Created by Donghua.Chen on 2018/6/1. */
    @Component
    @PropertySource("classpath:dc.properties")
    @ConfigurationProperties(prefix = "dc")
    public class MyProperties2 { 
    
        private int age;
        private String name;
        private String email;
    
        public int getAge() { 
            return age;
        }
    
        public void setAge(int age) { 
            this.age = age;
        }
    
        public String getName() { 
            return name;
        }
    
        public void setName(String name) { 
            this.name = name;
        }
    
        public String getEmail() { 
            return email;
        }
    
        public void setEmail(String email) { 
            this.email = email;
        }
    
        @Override
        public String toString() { 
            return "MyProperties2{" +
                    "age=" + age +
                    ", name='" + name + '\'' +
                    ", email='" + email + '\'' +
                    '}';
        }
    }