CrackMe.apk
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package com.facebook.react.bridge;
public final class CallbackImpl implements Callback {
private final int mCallbackId;
private boolean mInvoked = false;
private final JSInstance mJSInstance;
public CallbackImpl(JSInstance jSInstance, int i) {
this.mJSInstance = jSInstance;
this.mCallbackId = i;
}
public void invoke(Object... objArr) {
if (!this.mInvoked) {
this.mJSInstance.invokeCallback(this.mCallbackId, Arguments.fromJavaArgs(objArr));
this.mInvoked = true;
return;
}
throw new RuntimeException("Illegal callback invocation from native module. This callback type only permits a single invocation from native code.");
}
}
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