Example usage for java.util ArrayList add

Introduction

In this page you can find the example usage for java.util ArrayList add.

Prototype

public boolean add(E e)

Source Link

Document

Appends the specified element to the end of this list.

Usage

From source file:Main.java

public static <T> ArrayList<T> inter(Collection<T> l1, Collection<T> l2) {
    ArrayList<T> l = new ArrayList<>();
    for (T e : l1) {
        if (l2.contains(e)) {
            l.add(e);
        }/*from w  ww . j  a va 2  s  .c o  m*/
    }
    return l;
}

From source file:Main.java

public static List stringsToList(String as[]) {
    Object obj;/*from  www. ja va 2  s .  c o  m*/
    if (as == null || as.length == 0) {
        obj = null;
    } else {
        ArrayList arraylist = new ArrayList();
        for (int i = 0; i < as.length; i++)
            arraylist.add(as[i]);

        obj = arraylist;
    }
    return ((List) (obj));
}

From source file:Main.java

public static <T> List<T> toList(Collection<T> collection) {
    if (collection == null) {
        return new ArrayList<T>();
    }/*from   w  w w .j  av a2 s.  c  o  m*/

    ArrayList<T> result = new ArrayList<T>();
    for (T item : collection) {
        result.add(item);
    }

    return result;
}

From source file:Main.java

/**
 * convert to List<T> from Enumeration<T>
 * /* w  ww . ja v a  2  s.c  o m*/
 * @param enumeration
 * @return
 */
public static <T> List<T> convert(Enumeration<T> enumeration) {
    if (enumeration == null) {
        return Collections.emptyList();
    }
    ArrayList<T> result = new ArrayList<T>();
    while (enumeration.hasMoreElements()) {
        result.add(enumeration.nextElement());
    }
    return result;
}

From source file:Main.java

public static <T> List<T> subList(List<T> src, int start, int end) {
    ArrayList<T> result = new ArrayList<T>();
    for (int i = start; i <= end && i < src.size(); i++) {
        result.add(src.get(i));
    }/*from  w w  w  . j a va 2  s . c o  m*/
    return result;
}

From source file:Main.java

public static ArrayList<String> lineRepeat(String line, int count) {
    ArrayList<String> list = new ArrayList<String>();
    for (int i = 0; i < count; i++)
        list.add(line);

    return list;/*from   ww  w .java  2  s .  c o  m*/
}

From source file:Main.java

public static HashMap<String, List<Object[]>> getUnitDataMapList(List<Object[]> list, int[] indexnum) {
    HashMap<String, List<Object[]>> dataMap = new HashMap<String, List<Object[]>>();
    for (int i = 0; i < list.size(); i++) {
        StringBuffer returnStringBuffer = new StringBuffer();
        for (int ai = 0; ai < indexnum.length; ai++) {
            int index = indexnum[ai];
            Object obj = list.get(i)[index];
            String gunit = obj.toString();
            if (ai == 0) {
                returnStringBuffer.append(gunit);
            } else {
                returnStringBuffer.append("(" + gunit + ")");
            }/*from   ww w.j  a v  a  2 s . com*/

        }
        String unit = returnStringBuffer.toString();
        if (dataMap.containsKey(unit)) {
            dataMap.get(unit).add((Object[]) list.get(i));
        } else {
            ArrayList<Object[]> rowdata = new ArrayList<Object[]>();
            rowdata.add((Object[]) list.get(i));
            dataMap.put(unit, rowdata);
        }
    }

    return dataMap;
}

From source file:Main.java

public static <T> ArrayList<T> newArrayList(T[] initData) {
    ArrayList<T> ret = new ArrayList<T>(initData.length);
    for (T t : initData) {
        ret.add(t);
    }/*from ww w. j  av  a 2 s  .  c o m*/
    return ret;
}

From source file:Main.java

public static Intent share(String text, String mimeType, Uri... attachments) {
    final Intent intent = new Intent();
    intent.setType(mimeType);//www .  j  a  v a  2s. com
    if (attachments.length > 1) {
        intent.setAction(Intent.ACTION_SEND_MULTIPLE);
        final ArrayList<CharSequence> textExtra = new ArrayList<>();
        textExtra.add(text);
        intent.putCharSequenceArrayListExtra(Intent.EXTRA_TEXT, textExtra);
        final ArrayList<Parcelable> uris = new ArrayList<>();
        Collections.addAll(uris, attachments);
        intent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, uris);
    } else {
        intent.setAction(Intent.ACTION_SEND);
        intent.putExtra(Intent.EXTRA_TEXT, text);
        intent.putExtra(Intent.EXTRA_STREAM, attachments[0]);
    }
    return intent;
}

From source file:Main.java

public static Intent share(String text, String mimeType, Uri... attachments) {
    final Intent intent = new Intent();
    intent.setType(mimeType);//from   ww w .j  a v  a 2s  .  com
    if (attachments.length > 1) {
        intent.setAction(Intent.ACTION_SEND_MULTIPLE);
        final ArrayList<CharSequence> textExtra = new ArrayList<>();
        textExtra.add(text);
        intent.putCharSequenceArrayListExtra(Intent.EXTRA_TEXT, textExtra);
        final ArrayList<Parcelable> uris = new ArrayList<>();
        Collections.addAll(uris, attachments);
        intent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, uris);
    } else {
        intent.setAction(Intent.ACTION_SEND);
        intent.putExtra(Intent.EXTRA_TEXT, text);
        if (attachments.length > 0) {
            intent.putExtra(Intent.EXTRA_STREAM, attachments[0]);
        }
    }
    return intent;
}