| /* |
| * Copyright 2000-2013 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.intellij.openapi.util.text; |
| |
| import org.jetbrains.annotations.NotNull; |
| |
| /** |
| * @author Dmitry Avdeev |
| */ |
| public abstract class DelimitedListProcessor { |
| |
| private final String myDelimiters; |
| |
| public DelimitedListProcessor(final String delimiters) { |
| myDelimiters = delimiters; |
| } |
| |
| public void processText(@NotNull final String text) { |
| int start; |
| int pos = 0; |
| |
| do { |
| start = pos; |
| pos = skipDelimiters(text, pos); |
| if (pos == text.length()) { |
| processToken(start, pos, true); |
| break; |
| } |
| start = pos; |
| while (++pos < text.length() && !isDelimiter(text.charAt(pos))) {} |
| processToken(start, pos, false); |
| pos++; |
| } while(pos < text.length()); |
| |
| } |
| |
| protected abstract void processToken(final int start, final int end, final boolean delimitersOnly); |
| |
| protected int skipDelimiters(String s, int pos) { |
| while (pos < s.length()) { |
| final char ch = s.charAt(pos); |
| if (!isDelimiter(ch)) { |
| break; |
| } |
| pos++; |
| } |
| return pos; |
| } |
| |
| protected boolean isDelimiter(char ch) { |
| return ch < ' ' || myDelimiters.indexOf(ch) != -1; |
| } |
| } |