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- /*
- // header - edit "Data/yourJavaHeader" to customize
- // contents - edit "EventHandlers/Java file/onCreate" to customize
- //
- */
-
- import java.util.*;
- import java.io.*;
- import org.apache.tools.ant.Task;
- import org.apache.tools.ant.BuildException;
- import java.text.DateFormat;
-
-
- public class Compare {
- private String referenceDirectory, testDirectory;
- private String [] filenameList;
- private String filenames;
- private static boolean IDENTICAL_FILES = true;
- private static boolean NOTIDENTICAL_FILES = false;
- private BufferedInputStream oldfileInput;
- private BufferedInputStream newfileInput;
-
- //sets directory for test files
- public void setTestDirectory(String testDirectory) {
- if (!(testDirectory.endsWith("/") | testDirectory.endsWith("\\"))) {
- testDirectory += File.separator;
- }
- this.testDirectory = testDirectory;
- }
-
- //sets directory for reference files
- public void setReferenceDirectory(String referenceDirectory) {
- if (!(referenceDirectory.endsWith("/") | referenceDirectory.endsWith("\\"))) {
- referenceDirectory += File.separator;
- }
- this.referenceDirectory = referenceDirectory;
- }
-
- public void setFilenames (String filenames) {
- StringTokenizer tokens = new StringTokenizer(filenames,",");
- Vector filenameListTmp = new Vector(20);
- while (tokens.hasMoreTokens()) {
- filenameListTmp.add(tokens.nextToken());
- }
- filenameList = new String [filenameListTmp.size()] ;
- filenameListTmp.copyInto((String[]) filenameList);
- }
-
- private boolean compareBytes (File oldFile, File newFile) {
- try {
- oldfileInput = new BufferedInputStream(new FileInputStream(oldFile));
- newfileInput = new BufferedInputStream(new FileInputStream(newFile));
- int charactO = 0;
- int charactN = 0;
- boolean identical = true;
-
- while (identical & (charactO != -1)) {
- if (charactO == charactN) {
- charactO = oldfileInput.read();
- charactN = newfileInput.read();
- } else {
- return NOTIDENTICAL_FILES;
- }
- }
- return IDENTICAL_FILES;
- } catch (IOException io) {
- System.err.println("Task Compare - Error: \n" + io.toString());
- }
- return NOTIDENTICAL_FILES;
- }
-
- private boolean compareFileSize(File oldFile, File newFile) {
- if (oldFile.length() != newFile.length()) {
- return NOTIDENTICAL_FILES;
- } else {
- return IDENTICAL_FILES;
- }
- } //end: compareBytes
-
- private boolean filesExist (File oldFile, File newFile) {
- if (!oldFile.exists()) {
- System.err.println("Task Compare - ERROR: File "
- + referenceDirectory + oldFile.getName()
- + " doesn't exist!");
- return false;
- } else if (!newFile.exists()) {
- System.err.println("Task Compare - ERROR: File "
- + testDirectory + newFile.getName() + " doesn't exist!");
- return false;
- } else {
- return true;
- }
- }
-
- public void writeHeader (PrintWriter results) {
- String dateTime = DateFormat.getDateTimeInstance(DateFormat.MEDIUM,DateFormat.MEDIUM).format(new Date());
- results.println("<html><head><title>Test Results</title></head><body>\n");
- results.println("<h2>Compare Results<br>");
- results.println("<font size='1'>created " + dateTime + "</font></h2>");
- results.println("<table cellpadding='10' border='2'><thead><th align='center'>reference file</th><th align='center'>test file</th>"
- + "<th align='center'>identical?</th></thead>");
-
-
- }
-
- //main method of task compare
- public void execute () throws BuildException {
- boolean identical = false;
- File oldFile;
- File newFile;
- try {
- PrintWriter results = new PrintWriter (new FileWriter("results.html"),true);
- this.writeHeader(results);
- for (int i = 0; i < filenameList.length; i++) {
- oldFile = new File (referenceDirectory + filenameList[i]);
- newFile = new File (testDirectory + filenameList[i]);
- if (filesExist(oldFile, newFile)) {
- identical = compareFileSize(oldFile, newFile);
- if (identical) {
- identical = compareBytes(oldFile,newFile);
- }
- if (!identical) {
- System.out.println("Task Compare: \nFiles " + referenceDirectory
- + oldFile.getName()+ " - " + testDirectory
- + newFile.getName() + " are *not* identical.");
- results.println("<tr><td><a href='" + referenceDirectory + oldFile.getName() + "'>"
- + oldFile.getName() + "</a> </td><td> <a href='"
- + testDirectory + newFile.getName() +"'>"
- + newFile.getName() +"</a>"
- + " </td><td><font color='red'>No</font></td></tr>");
- } else {
- results.println("<tr><td><a href='" + referenceDirectory + oldFile.getName() + "'>"
- + oldFile.getName() + "</a> </td><td> <a href='"
- + testDirectory + newFile.getName() + "'>"
- + newFile.getName() + "</a>"
- + " </td><td>Yes</td></tr>");
- }
- }
- }
- results.println("</table></html>");
- } catch (IOException ioe) {
- System.err.println("ERROR: " + ioe);
- }
- } //end: execute()
- }
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