| /* |
| * Copyright (C) 2010, Google Inc. |
| * and other copyright owners as documented in the project's IP log. |
| * |
| * This program and the accompanying materials are made available |
| * under the terms of the Eclipse Distribution License v1.0 which |
| * accompanies this distribution, is reproduced below, and is |
| * available at http://www.eclipse.org/org/documents/edl-v10.php |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or |
| * without modification, are permitted provided that the following |
| * conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * |
| * - Neither the name of the Eclipse Foundation, Inc. nor the |
| * names of its contributors may be used to endorse or promote |
| * products derived from this software without specific prior |
| * written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND |
| * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
| * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.eclipse.jgit.iplog; |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.text.MessageFormat; |
| import java.util.ArrayList; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| /** A crude CSV file parser. */ |
| class CSV { |
| private final BufferedReader in; |
| |
| private List<String> columns; |
| |
| CSV(BufferedReader br) throws IOException { |
| in = br; |
| columns = readLine(); |
| } |
| |
| Map<String, String> next() throws IOException { |
| List<String> row = readLine(); |
| if (columns == null || row == null) |
| return null; |
| |
| Map<String, String> r = new LinkedHashMap<String, String>(); |
| for (int col = 0; col < columns.size(); col++) |
| r.put(columns.get(col), row.get(col)); |
| return r; |
| } |
| |
| private List<String> readLine() throws IOException { |
| String line = in.readLine(); |
| if (line == null || line.length() == 0) |
| return null; |
| |
| ArrayList<String> row; |
| if (columns != null) |
| row = new ArrayList<String>(columns.size()); |
| else |
| row = new ArrayList<String>(); |
| |
| int p = 0; |
| while (p < line.length()) { |
| if (line.charAt(p) == '"') { |
| p++; // skip the opening quote. |
| |
| StringBuilder b = new StringBuilder(); |
| SCAN: while (p < line.length()) { |
| char c = line.charAt(p); |
| switch (c) { |
| case '"': |
| p++; |
| break SCAN; |
| |
| case '\\': |
| b.append(line.charAt(p + 1)); |
| p += 2; |
| break; |
| |
| default: |
| b.append(c); |
| p++; |
| break; |
| } |
| } |
| if (p < line.length() && line.charAt(p) != ',') |
| throw new IOException(MessageFormat.format(IpLogText.get().CSVParsingError, line)); |
| row.add(b.toString()); |
| p++; // skip the trailing comma (if present) |
| |
| } else if (line.charAt(p) == ',') { |
| row.add(""); |
| p++; |
| if (p == line.length()) |
| row.add(""); |
| |
| } else { |
| int comma = line.indexOf(',', p); |
| row.add(line.substring(p, comma)); |
| p = comma + 1; |
| } |
| } |
| return row; |
| } |
| } |