| /* Copyright 2004 The Apache Software Foundation |
| * |
| * 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 org.apache.xmlbeans.impl.util; |
| |
| import java.io.IOException; |
| import java.io.LineNumberReader; |
| import java.io.Reader; |
| import java.util.List; |
| |
| /** |
| * This needs to be here so that it can be accessed by FilerImpl |
| */ |
| public class Diff |
| { |
| public static void readersAsText(Reader r1, String name1, Reader r2, String name2, |
| List diffs) |
| throws IOException |
| { |
| LineNumberReader reader1 = new LineNumberReader(r1); |
| LineNumberReader reader2 = new LineNumberReader(r2); |
| String line1 = reader1.readLine(); |
| String line2 = reader2.readLine(); |
| while (line1 != null && line2 != null) |
| { |
| if (!line1.equals(line2)) |
| { |
| diffs.add("File \"" + name1 + "\" and file \"" + |
| name2 + "\" differ at line " + reader1.getLineNumber() + |
| ":" + "\n" + line1 + "\n========\n" + line2); |
| break; |
| } |
| line1 = reader1.readLine(); |
| line2 = reader2.readLine(); |
| } |
| if (line1 == null && line2 != null) |
| diffs.add("File \"" + name2 + "\" has extra lines at line " + |
| reader2.getLineNumber() + ":\n" + line2); |
| if (line1 != null && line2 == null) |
| diffs.add("File \"" + name1 + "\" has extra lines at line " + |
| reader1.getLineNumber() + ":\n" + line1); |
| } |
| } |