手机自动化测试：appium源码分析之bootstrap九 1

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package io.appium.android.bootstrap.handler;

import android.os.SystemClock;

import com.android.uiautomator.common.ReflectionUtils;

import com.android.uiautomator.core.UiObjectNotFoundException;

import io.appium.android.bootstrap.Logger;

import java.lang.reflect.Method;

/**

 * This handler is used to long click elements in the Android UI.

 *

 */

public class TouchLongClick extends TouchEvent {

  /*

   * UiAutomator has a broken longClick, so we'll try to implement it using the

   * touchDown / touchUp events.

   */

  private boolean correctLongClick(final int x, final int y, final int duration) {

    try {

      /*

       * bridge.getClass() returns ShellUiAutomatorBridge on API 18/19 so use

       * the super class.

       */

      final ReflectionUtils utils = new ReflectionUtils();

      final Method touchDown = utils.getControllerMethod("touchDown", int.class,

          int.class);

      final Method touchUp = utils.getControllerMethod("touchUp", int.class, int.class);

      if ((Boolean) touchDown.invoke(utils.getController(), x, y)) {

        SystemClock.sleep(duration);

        if ((Boolean) touchUp.invoke(utils.getController(), x, y)) {

          return true;

        }

      }

      return false;

    } catch (final Exception e) {

      Logger.debug("Problem invoking correct long click: " + e);

    }

  }

  @Override

  protected boolean executeTouchEvent() throws UiObjectNotFoundException {

    final Object paramDuration = params.get("duration");

    int duration = 2000; // two seconds

    if (paramDuration != null) {

      duration = Integer.parseInt(paramDuration.toString());

    printEventDebugLine("TouchLongClick", duration);

    if (correctLongClick(clickX, clickY, duration)) {

      return true;

    // if correctLongClick failed and we have an element

    // then uiautomator's longClick is used as a fallback.

    if (isElement) {

      Logger.debug("Falling back to broken longClick");

      return el.longClick();

    return false;