| /******************************************************************************* |
| * Copyright (c) 2008, 2017 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.core.internal.net; |
| |
| import java.util.ArrayList; |
| |
| public class StringUtil { |
| |
| /** |
| * Splits a string into substrings using a delimiter array. |
| * |
| * @param value |
| * string to be tokenized |
| * @param delimiters |
| * array of delimiters |
| * @return array of tokens |
| */ |
| public static String[] split(String value, String[] delimiters) { |
| ArrayList<String> result = new ArrayList<>(); |
| int firstIndex = 0; |
| int separator = 0; |
| while (firstIndex != -1) { |
| firstIndex = -1; |
| for (int i = 0; i < delimiters.length; i++) { |
| int index = value.indexOf(delimiters[i]); |
| if (index != -1 && (index < firstIndex || firstIndex == -1)) { |
| firstIndex = index; |
| separator = i; |
| } |
| } |
| if (firstIndex != -1) { |
| if (firstIndex != 0) { |
| result.add(value.substring(0, firstIndex)); |
| } |
| int newStart = firstIndex + delimiters[separator].length(); |
| if (newStart <= value.length()) { |
| value = value.substring(newStart); |
| } |
| } else if (value.length() > 0) { |
| result.add(value); |
| } |
| } |
| return result.toArray(new String[0]); |
| } |
| |
| /** |
| * Tests equality of the given strings. |
| * |
| * @param sequence1 |
| * candidate 1, may be null |
| * @param sequence2 |
| * candidate 2, may be null |
| * @return true if both sequences are null or the sequences are equal |
| */ |
| public static final boolean equals(final CharSequence sequence1, |
| final CharSequence sequence2) { |
| if (sequence1 == sequence2) { |
| return true; |
| } else if (sequence1 == null || sequence2 == null) { |
| return false; |
| } |
| return sequence1.equals(sequence2); |
| } |
| |
| public static boolean hostMatchesFilter(String host, String filter) { |
| String suffixMatchingFilter = "*" + filter; //$NON-NLS-1$ |
| StringMatcher matcher = new StringMatcher(suffixMatchingFilter, true, false); |
| return matcher.match(host); |
| } |
| |
| } |