我正在尝试使用 JAVA DSL 开发与骆驼的集成应用程序,但是当我尝试自动连接我的连接助手时,我得到一个空值
这是代码:
import com.example.helperproject.ConnectionHelper;
@Singleton
@Startup
@ComponentScan(basePackages = {"com.example.helperproject"})
public class Bootstrap {
@Autowired
private ConnectionHelper connectionHelper;
@PostConstruct
public void init() throws Exception {
try {
System.out.println("Init process begin in singleton bootstrap");
System.out.println(connectionHelper);
}
当我们在使用 JAVA DSL 时尝试在 spring 的帮助下自动装配时,connectionHelper 会打印一个空值。帮助我完成任何示例项目以及如何进一步进行?
添加 ConnectionHelper :
package com.example.helperproject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
/**
* ConnectionHelper to establish connection to Database
*
*
*/
@Component
public class ConnectionHelper {
@Autowired
private PropertyHelper propertyHelper;
/**
* Method for getting host
*
* @return host variable for connection
*/
private String getHost() {
String host = propertyHelper.getPropertyByName("host") == null ? "localhost"
: propertyHelper.getPropertyByName("host");
return host;
}
public void insertXMLDocument() {
System.out.println("Test Insert");
System.out.println("------------------>HOST :" + this.getHost());
}
}