SwitchToWebView.java

import io.appium.java_client.AppiumDriver;

import java.util.Set;

public class SwitchToWebView
{

	public void switchToWebContext(AppiumDriver driver)
	{
		String webContext = getWebContext(driver);
		System.out.println("got web context: " + webContext);

		if (driver.getContext().equals(webContext))
		{
			System.out.println("already in web context");
			return;
		}

		driver.context(webContext);
	}

	public String getWebContext(AppiumDriver driver)
	{

		Set<String> contextHandles = driver.getContextHandles();

		for (String contextHandle : contextHandles)
		{
			System.out.println(contextHandle);
			if (contextHandle.contains("WEBVIEW"))
			{
				return contextHandle;
			}
		}

		throw new RuntimeException("No webview context found");
	}
}