120 lines
4.1 KiB
Java
120 lines
4.1 KiB
Java
/*
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* Twidere - Twitter client for Android
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*
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* Copyright (C) 2012-2014 Mariotaku Lee <mariotaku.lee@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.mariotaku.twidere.util;
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import android.support.annotation.NonNull;
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import org.apache.commons.lang3.ArrayUtils;
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import java.lang.reflect.Array;
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public final class TwidereArrayUtils {
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private TwidereArrayUtils() {
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throw new AssertionError("You are trying to create an instance for this utility class!");
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}
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public static boolean contains(final Object[] array, final Object[] values) {
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if (array == null || values == null) return false;
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for (final Object value : values) {
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if (!ArrayUtils.contains(array, value)) return false;
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}
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return true;
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}
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public static boolean contentMatch(final Object[] array1, final Object[] array2) {
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if (array1 == null || array2 == null) return array1 == array2;
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if (array1.length != array2.length) return false;
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for (Object item : array1) {
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if (!ArrayUtils.contains(array2, item)) return false;
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}
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return true;
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}
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public static int arraysLength(@NonNull final Object... arrays) {
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int length = 0;
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for (Object array : arrays) {
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if (array == null) continue;
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length += Array.getLength(array);
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}
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return length;
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}
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public static void mergeArray(final Object dest, @NonNull final Object... arrays) {
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for (int i = 0, j = arrays.length, k = 0; i < j; i++) {
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final Object array = arrays[i];
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if (array == null) continue;
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final int length = Array.getLength(array);
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//noinspection SuspiciousSystemArraycopy
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System.arraycopy(array, 0, dest, k, length);
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k += length;
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}
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}
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public static String toString(final long[] array, final char token, final boolean include_space) {
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final StringBuilder builder = new StringBuilder();
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final int length = array.length;
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for (int i = 0; i < length; i++) {
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final String idString = String.valueOf(array[i]);
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if (i > 0) {
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builder.append(include_space ? token + " " : token);
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}
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builder.append(idString);
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}
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return builder.toString();
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}
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public static String toString(final Object[] array, final char token, final boolean include_space) {
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final StringBuilder builder = new StringBuilder();
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final int length = array.length;
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for (int i = 0; i < length; i++) {
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final String id_string = String.valueOf(array[i]);
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if (id_string != null) {
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if (i > 0) {
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builder.append(include_space ? token + " " : token);
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}
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builder.append(id_string);
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}
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}
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return builder.toString();
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}
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public static String[] toStringArray(final Object array, int start, int end) {
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if (array == null) return null;
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final String[] stringArray = new String[end - start];
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for (int i = start; i < end; i++) {
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stringArray[i - start] = ParseUtils.parseString(Array.get(array, i));
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}
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return stringArray;
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}
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public static String[] toStringArray(final Object array) {
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return toStringArray(array, 0, Array.getLength(array));
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}
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public static void offset(long[] array, long offset) {
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for (int i = 0; i < array.length; i++) {
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array[i] += offset;
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}
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}
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}
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