我正在尝试使用 flickrj 向 Flickr 发送单个 ping 测试。我正在一步步按照此处的教程进行操作
https://github.com/callmeal/Flickr4Java
导入了所有 Maven 依赖项和所有内容,最终得到以下代码:
import java.util.Collections;
import com.flickr4java.flickr.Flickr;
import com.flickr4java.flickr.REST;
import com.flickr4java.flickr.collections.Collection;
import com.flickr4java.flickr.test.TestInterface;
public class hello {
public static void main(String args[]){
String apiKey = "3f7046fe0897516df587cc3e6226f878";
String sharedSecret = "9d0ceef5f2f3040f";
Flickr f = new Flickr(apiKey, sharedSecret, new REST());
TestInterface testInterface = f.getTestInterface();
Collection results = testInterface.echo(Collections.EMPTY_MAP);
}
}
但是我收到以下错误:
Exception in thread "main" java.lang.Error: Unresolved compilation problem:
Type mismatch: cannot convert from Collection<Element> to Collection
at hello.main(hello.java:18)
我做错了什么?
最佳答案
您可能在导入中遇到冲突,您正在使用 com.flickr4java.flickr.collections.Collection,而您最有可能 - 作为 echo方法返回类型状态 - 想要使用 java.util.Collection 类。 将该行替换为:
java.util.Collection<Element> results = testInterface.echo(Collections.EMPTY_MAP);
您的代码:
import java.util.Collections;
import com.flickr4java.flickr.Flickr;
import com.flickr4java.flickr.REST;
import com.flickr4java.flickr.collections.Collection;
import com.flickr4java.flickr.test.TestInterface;
public class hello {
public static void main(String args[]){
String apiKey = "3f7046fe0897516df587cc3e6226f878";
String sharedSecret = "9d0ceef5f2f3040f";
Flickr f = new Flickr(apiKey, sharedSecret, new REST());
TestInterface testInterface = f.getTestInterface();
java.util.Collection<Element> results = testInterface.echo(Collections.EMPTY_MAP);
}
}
关于java - 如何使用 Flickrj api 向 Flickr 发送简单的 ping 测试,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/31936746/