我正在尝试为我的restful服务创建一个自定义的http参数绑定。请参考下面的示例。
@POST
@Path("/user/{userId}/orders")
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
public MyResult foo(@PathParam("userId") String someString, @UserAuthHeaderParam String authString){
}
您可以看到,在函数签名中有一个UserAuthHeaderParam注释。我想做的是有一个自定义的http参数绑定,而不是标准的javax.ws.rs.*Param。
我已经尝试实现了org.glassfish.hk2.api.InjectionResolver,它基本上是从http头中提取值:
public class ProtoInjectionResolver implements InjectionResolver<UserAuthHeaderParam>{
...
@Override
public Object resolve(Injectee injectee, ServiceHandle< ? > root)
{
return "Hello World";
}
...
}
当我调用restful服务时,服务器出现以下异常。表示框架无法解析函数签名中的param:
org.glassfish.hk2.api.UnsatisfiedDependencyException: There was no object available for injection at Injectee(requiredType=String,parent=MyResource,qualifiers={}),position=0,optional=false,self=false,unqualified=null,2136594195),
java.lang.IllegalArgumentException: While attempting to resolve the dependencies of rs.server.MyResource errors were found
请帮帮忙。任何建议都是非常感谢的。我确实在谷歌上做了很多搜索,但都不能让它工作。Jersey 2.*. How to replace InjectableProvider and AbstractHttpContextInjectable of Jersey 1.*可能是类似的问题。
--更新:我使用AbstractBinder将我的解析器绑定到UserAuthHeaderParam:
public class MyApplication extends ResourceConfig
{
public MyApplication()
{
register(new AbstractBinder()
{
@Override
protected void configure()
{
// bindFactory(UrlStringFactory.class).to(String.class);
bind(UrlStringInjectResolver.class).to(new TypeLiteral<InjectionResolver<UrlInject>>()
{
}).in(Singleton.class);
}
});
packages("rs");
}
}
谢谢!
https://stackoverflow.com/questions/23231511
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