Android Open Source - ShareList-Android Array Util

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License

The source code is released under:

GNU General Public License

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Java Source Code

package org.mybop.sharelist.app.util;
//ww w. j  ava2 s  .  c om
import java.util.AbstractList;
import java.util.List;

/**
 * Created by gautier on 22/03/2014.
 */
public final class ArrayUtil {

    private ArrayUtil() {
    }

    public static <T> boolean contains(final T[] array, final T v) {
        for (final T e : array)
            if (e == v || v != null && v.equals(e))
                return true;

        return false;
    }

    public static boolean contains(final double[] array, final double v) {
        for (final double e : array)
            if (e == v)
                return true;

        return false;
    }

    public static boolean contains(final float[] array, final float v) {
        for (final float e : array)
            if (e == v)
                return true;

        return false;
    }

    public static boolean contains(final long[] array, final long v) {
        for (final long e : array)
            if (e == v)
                return true;

        return false;
    }

    public static boolean contains(final int[] array, final int v) {
        for (final int e : array)
            if (e == v)
                return true;

        return false;
    }

    public static boolean contains(final byte[] array, final byte v) {
        for (final byte e : array)
            if (e == v)
                return true;

        return false;
    }

    public static List<Long> asList(final long[] l) {
        return new AbstractList<Long>() {
            public Long get(int i) {
                return l[i];
            }

            // throws NPE if val == null
            public Long set(int i, Long val) {
                Long oldVal = l[i];
                l[i] = val;
                return oldVal;
            }

            public int size() {
                return l.length;
            }
        };
    }
}

Java Source Code List