appium:如何推送文件

import io.appium.java_client.android.AndroidDriver;
import io.appium.java_client.remote.MobileCapabilityType;
import java.io.File;
import java.net.URL;
import org.openqa.selenium.remote.DesiredCapabilities;

DesiredCapabilities capabilities = new DesiredCapabilities();
capabilities.setCapability(MobileCapabilityType.PLATFORM_NAME, "Android");
capabilities.setCapability(MobileCapabilityType.DEVICE_NAME, "deviceName");
capabilities.setCapability(MobileCapabilityType.APP, "path/to/app.apk");

URL url = new URL("http://localhost:4723/wd/hub");
AndroidDriver driver = new AndroidDriver(url, capabilities);

File file = new File("path/to/local/file.txt");
String remotePath = "/sdcard/file.txt";
driver.pushFile(remotePath, file);