Java 除非添加了validate back,否则不会调用iPOJO组件注入回调
除非添加validate回调方法,否则不会调用iPOJO组件的注入回调Java 除非添加了validate back,否则不会调用iPOJO组件注入回调,java,osgi,ipojo,Java,Osgi,Ipojo,除非添加validate回调方法,否则不会调用iPOJO组件的注入回调 import javax.swing.DefaultBoundedRangeModel; import org.apache.felix.ipojo.annotations.*; import org.osgi.service.log.*; @Component @Instantiate @Provides public class MyBoundedRangeModel extends DefaultBoundedRan
import javax.swing.DefaultBoundedRangeModel;
import org.apache.felix.ipojo.annotations.*;
import org.osgi.service.log.*;
@Component
@Instantiate
@Provides
public class MyBoundedRangeModel extends DefaultBoundedRangeModel {
@Requires
org.osgi.service.log.LogService logService;
@Bind
public void bindLogService(LogService logService) {
System.out.println("Binded the log service");
}
@Unbind
public void unbindLogService(LogService logService) {
System.out.println("Unbinded the log service");
}
// @Validate
// public void validate(){
// System.out.println("Validated the pdf bounded range model");
// }
}
但是OSGi控制台列出了当我键入命令“instances”时该组件是有效的。
有什么问题吗
g! instances
Instance org.apache.felix.ipojo.arch.gogo.Arch-0 -> valid
Instance temp.MyBoundedRangeModel-0 -> valid
g! Instance temp.MyBoundedRangeModel-0
instance name="temp.MyBoundedRangeModel-0" state="valid" bundle="7" component.type="temp.MyBoundedRangeModel"
handler name="org.apache.felix.ipojo:requires" state="valid"
requires specification="org.osgi.service.log.LogService" id="org.osgi.service.log.LogService" optional="false" aggregate="false" proxy="true" binding-policy="dynamic" state="resolved"
selected service.id="22"
matches service.id="22"
requires specification="org.osgi.service.log.LogService" id="LogService" optional="false" aggregate="false" proxy="true" binding-policy="dynamic" state="resolved"
selected service.id="22"
matches service.id="22"
handler name="org.apache.felix.ipojo:provides" state="valid"
provides specifications="[javax.swing.BoundedRangeModel,java.io.Serializable]" state="registered" service.id="51"
property name="instance.name" value="temp.MyBoundedRangeModel-0"
property name="factory.name" value="temp.MyBoundedRangeModel"
handler name="org.apache.felix.ipojo:architecture" state="valid"
创建对象时将调用@Bind回调(在需要时,在首次使用发布的服务时也是如此) 与添加@Validate回调不同,只有在需要提前创建对象时,才使用:
@Component(immediate=true)