Runtime Spring Configuration

ConfigSettingValue.java

package de.tutorials.training.springconfig;

import java.io.Serializable;

import lombok.Data;

@Data
public class ConfigSettingValue implements Serializable {
   private static final long serialVersionUID = 1L;
   
   private final String key;
   private Object value;
   private final Object defaultValue;
   private final Class<?> type;

   public ConfigSettingValue(String key, Object value, Object defaultValue, Class<?> type) {
      this.key = key;
      this.value = value;
      this.defaultValue = defaultValue;
      this.type = type;
   }
}

SimpleComponent.java

package de.tutorials.training.springconfig;

import lombok.Getter;
import lombok.Setter;

@Getter
@Setter
public class SimpleComponent {

   private ConfigSetting<String> stringProperty = new ConfigSetting<>("default");
   
   private ConfigSetting<Integer> intProperty = new ConfigSetting<>(42);
   
   private ConfigSetting<Boolean> booleanProperty = new ConfigSetting<>(false);
   
   public void businessMethod(/*..*/) {
      
      if(booleanProperty.get()) {
         businessTransaction1();
      }else {
         businessTransaction2();
      }
   }

   private void businessTransaction2() {
      //process(stringProperty.get())
      //...
   }

   private void businessTransaction1() {
      //process(intProperty.get())
      //...
   }

}