java.lang.NoClassDefFoundError: Failed resolution of: Lrx/Observable;

[andansky]

public void dealImg(ArrayList fileList){
files.clear();
for (int i = 0; i < fileList.size(); i++) {
File file = fileList.get(i);
Luban.get(this)
.load(file) //传人要压缩的图片
.putGear(Luban.THIRD_GEAR) //设定压缩档次，默认三挡
.setCompressListener(new OnCompressListener() {
@OverRide
public void onStart() {

                    }

                    @Override
                    public void onSuccess(File file) {
                        files.add(file);
                    }

                    public void onError(Throwable e) {

                    }
                }).launch();    //启动压缩
    }
}

java.lang.NoClassDefFoundError: Failed resolution of: Lrx/Observable;
at top.zibin.luban.Luban.launch(Luban.java:113)
at com.xinji.jugongyouyue.workeractivity.WorkerActivityAddProject.dealImg(WorkerActivityAddProject.java:304)
at com.xinji.jugongyouyue.workeractivity.WorkerActivityAddProject.onActivityResult(WorkerActivityAddProject.java:296)
at android.app.Activity.dispatchActivityResult(Activity.java:6378)
at android.app.ActivityThread.deliverResults(ActivityThread.java:3970)
at android.app.ActivityThread.handleSendResult(ActivityThread.java:4017)
at android.app.ActivityThread.access$1300(ActivityThread.java:178)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1602)
at android.os.Handler.dispatchMessage(Handler.java:111)
at android.os.Looper.loop(Looper.java:192)
at android.app.ActivityThread.main(ActivityThread.java:5784)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1084)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:850)
Caused by: java.lang.ClassNotFoundException: Didn't find class "rx.Observable" on path: DexPathList[[zip file "/data/app/com.xinji.jugongyouyue-1/base.apk"],nativeLibraryDirectories=[/data/app/com.xinji.jugongyouyue-1/lib/arm, /vendor/lib, /system/lib]]
at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
at top.zibin.luban.Luban.launch(Luban.java:113) 
at com.xinji.jugongyouyue.workeractivity.WorkerActivityAddProject.dealImg(WorkerActivityAddProject.java:304) 
at com.xinji.jugongyouyue.workeractivity.WorkerActivityAddProject.onActivityResult(WorkerActivityAddProject.java:296) 
at android.app.Activity.dispatchActivityResult(Activity.java:6378) 
at android.app.ActivityThread.deliverResults(ActivityThread.java:3970) 
at android.app.ActivityThread.handleSendResult(ActivityThread.java:4017) 
at android.app.ActivityThread.access$1300(ActivityThread.java:178) 
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1602) 
at android.os.Handler.dispatchMessage(Handler.java:111) 
at android.os.Looper.loop(Looper.java:192) 
at android.app.ActivityThread.main(ActivityThread.java:5784) 
at java.lang.reflect.Method.invoke(Native Method) 
at java.lang.reflect.Method.invoke(Method.java:372) 
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1084) 
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:850) 
Suppressed: java.lang.ClassNotFoundException: rx.Observable
at java.lang.Class.classForName(Native Method)
at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
... 16 more

[andansky]

compile 'io.reactivex:rxjava:1.1.3'
为什么还要自己引入这个包才得呢？

[Curzibn]

好的，谢谢你的提醒。我暂时没深入了解 jcenter的机制，我会先补上 README 说明。

[andansky]

还有我用这个算法压缩之后上传到服务器老是提示上传失败。。。。。我都不知道是什么情况，不用这个算法我是能上传图片到服务器的。我都不知道失败的原因是啥，也不知道该从何处入手，你能给个意见吗？

[Curzibn]

你之前上传的是 File 文件吗？

[andansky]

蒽，是的呢