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/* Always set the map height explicitly to define the size of the div
 * element that contains the map. */

#map {
  height: 100%;
}

/* Optional: Makes the sample page fill the window. */

html,

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   public static class GCUtils {
        private static final String GC_TAG = GCUtils.class.getSimpleName();
        public static final int GC_TRY_COUNT = 2;
        // GC_TRY_LOOP_MAX is used for the hard limit of GC wait,
        // GC_TRY_LOOP_MAX should be greater than GC_TRY_COUNT.
        public static final int GC_TRY_LOOP_MAX = 5;
        private static final long GC_INTERVAL = DateUtils.SECOND_IN_MILLIS;
        private static GCUtils sInstance = new GCUtils();
        private int mGCTryCount = 0;
        public static GCUtils getInstance() {

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著作权归作者所有。
商业转载请联系作者获得授权，非商业转载请注明出处。
作者：Mariotaku
链接：https://www.zhihu.com/question/37929529/answer/74172064
来源：知乎

import android.annotation.SuppressLint;
import android.content.Context;
import android.support.v4.view.MotionEventCompat;
import android.view.InputDevice;

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import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.List;

/**
 * ShellUtils
 * <ul>
 * <strong>Check root</strong>

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import android.app.Service;
        import android.content.BroadcastReceiver;
        import android.content.Context;
        import android.content.Intent;
        import android.content.IntentFilter;
        import android.os.Bundle;
        import android.os.IBinder;
        import android.util.Log;

        import org.acra.ACRA;

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        if (android.os.Build.VERSION.SDK_INT <= 10) {   //2.3版本之前使用此方法
            edit.setInputType(InputType.TYPE_NULL);
        } else {    //2.3版本以后用反射方法设置setSoftInputShownOnFocus(4.0)的值解决
            getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
            try {
                    Class<EditText> cls = EditText.class;
                    Method setSoftInputShownOnFocus;
                    setSoftInputShownOnFocus = cls.getMethod("setSoftInputShownOnFocus", boolean.class);
                    setSoftInputShownOnFocus.setAccessible(true);
                    setSoftInputShownOnFocus.invoke(edit, false);