Example usage for java.util ArrayList addAll

Introduction

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

Prototype

public boolean addAll(Collection<? extends E> c)

Source Link

Document

Appends all of the elements in the specified collection to the end of this list, in the order that they are returned by the specified collection's Iterator.

Usage

From source file:Main.java

/**
 * Combines a element and a list into a new list.
 * //from w w  w  .j  av a 2  s  . co  m
 * @param t First element of the new list.
 * @param list Rest elements of the new list.
 */
public static <T extends Object> List<T> union(final T t, final List<T> list) {
    final ArrayList<T> result = new ArrayList<T>();
    result.add(t);
    result.addAll(list);
    return result;
}

From source file:Main.java

public static <T> List<T> cons(T x, Collection<? extends T> xs) {
    ArrayList<T> result = new ArrayList<>(xs.size() + 1);
    result.add(x);/* w w w .j av  a 2  s . c  o  m*/
    result.addAll(xs);
    return result;
}

From source file:Main.java

/**
 * Create an ArrayList from the given elements. The returned list
 * can be changed (in constrast to Arrays.asList() where a non-modifieable list
 * is returned)/*from   w  w  w. ja  v  a2  s  .  co  m*/
 */
public static <E> List<E> arrayList(E... a) {
    ArrayList<E> result = new ArrayList<>(a.length);
    result.addAll(Arrays.asList(a));
    return result;
}

From source file:Main.java

public static String[] join(String[] left, String[] right) {
    ArrayList<String> list = new ArrayList<String>();
    list.addAll(Arrays.asList(left));
    list.addAll(Arrays.asList(right));
    return (String[]) list.toArray(new String[list.size()]);
}

From source file:Main.java

private static ArrayList<String> getAllSpecialFilePath() {
    ArrayList<String> result = new ArrayList<String>();
    result.addAll(getAllSDCardCameraFilePath());
    result.addAll(getAllSDCardScreenshotsFilePath());
    return result;
}

From source file:Main.java

public static <ELEMENT> ArrayList<ELEMENT> newArrayList(Collection<ELEMENT> elements) {
    final ArrayList<ELEMENT> list = newArrayListSized(elements.size());
    list.addAll(elements);
    return list;/*from  w ww.j a v  a 2s  . c  om*/
}

From source file:Main.java

@SuppressWarnings({ "unchecked", "rawtypes" })
public static void removeDuplicate(ArrayList arlList) {
    HashSet h = new HashSet(arlList);
    arlList.clear();//from w w w. j a v a2s  . co m
    arlList.addAll(h);
}

From source file:Main.java

/**
 * Convenient method to chain two or more lists together.
 * @param first first list//from www.  j a  va 2s.c  o m
 * @param others other lists
 * @return chained list
 */
@SuppressWarnings("unchecked")
@SafeVarargs
public static <T> List<T> chain(List<T> first, List<T>... others) {
    int size = first.size();
    for (List<T> other : others) {
        size += other.size();
        // fdfdf
    }
    ArrayList<T> result = new ArrayList<>(size);
    result.addAll(first);
    for (List<T> other : others) {
        result.addAll(other);
    }
    return result;
}

From source file:Main.java

public static void unRevokePermission(String packageName, String permission, Context ctx) {
    String[] rPerms = getRevokedPerms(packageName, ctx);
    if (rPerms == null)
        rPerms = new String[0];
    ArrayList<String> revokedPerms = new ArrayList<String>();
    revokedPerms.addAll(Arrays.asList(rPerms));
    if (revokedPerms.contains(permission)) {
        revokedPerms.remove(permission);
        String[] permsToRevoke = new String[revokedPerms.size()];
        revokedPerms.toArray(permsToRevoke);
        setRevokedPermissions(packageName, permsToRevoke, ctx);
    }/* www .ja v a2s. c o m*/
}

From source file:Main.java

public static void revokePermission(String packageName, String permission, Context ctx) {
    String[] rPerms = getRevokedPerms(packageName, ctx);
    if (rPerms == null)
        rPerms = new String[0];
    ArrayList<String> revokedPerms = new ArrayList<String>();
    revokedPerms.addAll(Arrays.asList(rPerms));

    if (!revokedPerms.contains(permission)) {
        revokedPerms.add(permission);//w  w  w.  jav a2 s .c  om
        String[] permsToRevoke = new String[revokedPerms.size()];
        revokedPerms.toArray(permsToRevoke);
        setRevokedPermissions(packageName, permsToRevoke, ctx);
    }
}