Example usage for java.util List get

Introduction

In this page you can find the example usage for java.util List get.

Prototype

E get(int index);

Source Link

Document

Returns the element at the specified position in this list.

Usage

From source file:Main.java

public static String[] toStringArray(List<String> input) {
    String[] retarr = new String[input.size()];
    for (int i = 0; i < input.size(); i++) {
        retarr[i] = input.get(i);
    }/*from  w  w  w . j av  a2s . c  o  m*/
    return retarr;
}

From source file:Main.java

public static String getTopActivity(Context context) {
    ActivityManager manager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
    List<ActivityManager.RunningTaskInfo> runningTaskInfos = manager.getRunningTasks(1);

    if (runningTaskInfos != null)
        return runningTaskInfos.get(0).topActivity.getClassName();
    else//from w w w. j a v  a 2 s.c o m
        return "";
}

From source file:Main.java

public static <V extends Comparable<V>> V max(List<V> arg) {
    if (arg == null) {
        return null;
    }//  w w w  .ja  v  a  2 s. com

    if (arg.size() == 1) {
        return arg.get(0);
    }

    V max = arg.get(0);
    for (V each : arg) {
        if (max.compareTo(each) < 0) {
            max = each;
        }
    }
    return max;
}

From source file:Main.java

public static byte[] fromByteArray(List<Byte> byteArray) {
    byte[] rval = new byte[byteArray.size()];
    for (int i = 0; i < byteArray.size(); i++) {
        rval[i] = byteArray.get(i);
    }//  w w w. j  av  a 2 s . co m
    return rval;
}

From source file:Main.java

public static boolean isAvilible(Context context, String packageName) {
    PackageManager packageManager = context.getPackageManager();
    List pinfo = packageManager.getInstalledPackages(0);

    for (int i = 0; i < pinfo.size(); ++i) {
        if (((PackageInfo) pinfo.get(i)).packageName.equalsIgnoreCase(packageName)) {
            return true;
        }// w w  w  . jav  a 2  s .  c  om
    }

    return false;
}

From source file:Main.java

public static void listSupportPreviewSize(Camera.Parameters parameters) {
    if (parameters == null) {
        return;/*from  w  ww  .jav a 2  s .  co  m*/
    }
    List<Camera.Size> list = parameters.getSupportedPreviewSizes();
    for (int j = 0; j < list.size(); j++) {
        Camera.Size s = list.get(j);
        Log.i("CameraHelper", "support size : width=" + s.width + ",height=" + s.height);
    }
}

From source file:Main.java

public static long[] toLongArray(final List<Long> arrList) {
    final long[] r = new long[arrList.size()];
    for (int i = 0; i < arrList.size(); i++) {
        r[i] = arrList.get(i);
    }/* ww  w .  j a  v  a2 s .  c o m*/
    return r;
}

From source file:com.saax.gestorweb.util.DAOAleatorio.java

public static CentroCusto getCentroCustoAleatorio(EntityManager em) {
    List<CentroCusto> centroCustos = em.createNamedQuery("CentroCusto.findAll").getResultList();
    return centroCustos.get(new Random().nextInt(centroCustos.size() - 1));
}

From source file:Main.java

public static float getOffset(int from, int move, float progress, float startX, float oldStartX,
        List<Float> gaps, List<Float> oldGaps) {

    float dist = startX;
    for (int i = 0; i < move; i++) {
        dist += gaps.get(i);
    }/*from   ww  w.  j av a 2 s .c om*/

    float cur = oldStartX;
    for (int i = 0; i < from; i++) {
        cur += oldGaps.get(i);
    }

    return cur + (dist - cur) * progress;

}

From source file:Main.java

public static Integer[] change2Array(List<Integer> list) {
    Integer[] result = new Integer[list.size()];
    for (int k = 0; k < list.size(); k++) {
        result[k] = list.get(k);
    }/*from   ww w. j a v  a 2s . co m*/

    return result;
}