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1
51 package org.apache.fop.tools.anttasks;
52
53 import org.apache.tools.ant.BuildException;
54
55 import java.io.*;
56 import java.text.DateFormat  ;
57 import java.util.ArrayList ;
58 import java.util.Date ;
59 import java.util.StringTokenizer ;
60
61
66
67 public class Compare {
68 private String referenceDirectory, testDirectory;
69 private String [] filenameList;
70 private String filenames;
71 private static boolean IDENTICAL_FILES = true;
72 private static boolean NOTIDENTICAL_FILES = false;
73 private BufferedInputStream oldfileInput;
74 private BufferedInputStream newfileInput;
75
76 public void setTestDirectory(String testDirectory) {
78 if (!(testDirectory.endsWith("/") | testDirectory.endsWith("\\"))) {
79 testDirectory += File.separator;
80 }
81 this.testDirectory = testDirectory;
82 }
83
84 public void setReferenceDirectory(String referenceDirectory) {
86 if (!(referenceDirectory.endsWith("/")
87 | referenceDirectory.endsWith("\\"))) {
88 referenceDirectory += File.separator;
89 }
90 this.referenceDirectory = referenceDirectory;
91 }
92
93 public void setFilenames(String filenames) {
94 StringTokenizer tokens = new StringTokenizer (filenames, ",");
95 ArrayList filenameListTmp = new ArrayList (20);
96 while (tokens.hasMoreTokens()) {
97 filenameListTmp.add(tokens.nextToken());
98 }
99 filenameList = new String [filenameListTmp.size()];
100 filenameList = (String [])filenameListTmp.toArray(filenameList);
101 }
102
103 private boolean compareBytes(File oldFile, File newFile) {
104 try {
105 oldfileInput =
106 new BufferedInputStream(new FileInputStream(oldFile));
107 newfileInput =
108 new BufferedInputStream(new FileInputStream(newFile));
109 int charactO = 0;
110 int charactN = 0;
111 boolean identical = true;
112
113 while (identical & (charactO != -1)) {
114 if (charactO == charactN) {
115 charactO = oldfileInput.read();
116 charactN = newfileInput.read();
117 } else {
118 return NOTIDENTICAL_FILES;
119 }
120 }
121 return IDENTICAL_FILES;
122 } catch (IOException io) {
123 System.err.println("Task Compare - Error: \n" + io.toString());
124 }
125 return NOTIDENTICAL_FILES;
126 }
127
128 private boolean compareFileSize(File oldFile, File newFile) {
129 if (oldFile.length() != newFile.length()) {
130 return NOTIDENTICAL_FILES;
131 } else {
132 return IDENTICAL_FILES;
133 }
134 }
136 private boolean filesExist(File oldFile, File newFile) {
137 if (!oldFile.exists()) {
138 System.err.println("Task Compare - ERROR: File "
139 + referenceDirectory + oldFile.getName()
140 + " doesn't exist!");
141 return false;
142 } else if (!newFile.exists()) {
143 System.err.println("Task Compare - ERROR: File " + testDirectory
144 + newFile.getName() + " doesn't exist!");
145 return false;
146 } else {
147 return true;
148 }
149 }
150
151 public void writeHeader(PrintWriter results) {
152 String dateTime = DateFormat.getDateTimeInstance(DateFormat.MEDIUM,
153 DateFormat.MEDIUM).format(new Date ());
154 results.println("<html><head><title>Test Results</title></head><body>\n");
155 results.println("<h2>Compare Results<br>");
156 results.println("<font size='1'>created " + dateTime
157 + "</font></h2>");
158 results.println("<table cellpadding='10' border='2'><thead><th align='center'>reference file</th><th align='center'>test file</th>"
159 + "<th align='center'>identical?</th></thead>");
160
161
162 }
163
164 public void execute() throws BuildException {
166 boolean identical = false;
167 File oldFile;
168 File newFile;
169 try {
170 PrintWriter results =
171 new PrintWriter(new FileWriter("results.html"), true);
172 this.writeHeader(results);
173 for (int i = 0; i < filenameList.length; i++) {
174 oldFile = new File(referenceDirectory + filenameList[i]);
175 newFile = new File(testDirectory + filenameList[i]);
176 if (filesExist(oldFile, newFile)) {
177 identical = compareFileSize(oldFile, newFile);
178 if (identical) {
179 identical = compareBytes(oldFile, newFile);
180 }
181 if (!identical) {
182 System.out.println("Task Compare: \nFiles "
183 + referenceDirectory
184 + oldFile.getName() + " - "
185 + testDirectory
186 + newFile.getName()
187 + " are *not* identical.");
188 results.println("<tr><td><a HREF='"
189 + referenceDirectory
190 + oldFile.getName() + "'>"
191 + oldFile.getName()
192 + "</a> </td><td> <a HREF='"
193 + testDirectory + newFile.getName()
194 + "'>" + newFile.getName() + "</a>"
195 + " </td><td><font color='red'>No</font></td></tr>");
196 } else {
197 results.println("<tr><td><a HREF='"
198 + referenceDirectory
199 + oldFile.getName() + "'>"
200 + oldFile.getName()
201 + "</a> </td><td> <a HREF='"
202 + testDirectory + newFile.getName()
203 + "'>" + newFile.getName() + "</a>"
204 + " </td><td>Yes</td></tr>");
205 }
206 }
207 }
208 results.println("</table></html>");
209 } catch (IOException ioe) {
210 System.err.println("ERROR: " + ioe);
211 }
212 }
214 }
215
216 |
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