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Now the clear button in the http servlet version actually clears. Also added "synchronized" to some methods to ensure that concurrent threads don't crash.

This commit is contained in:
amontano 2004-03-03 00:33:18 +00:00
parent d436a4d462
commit bb8fa6c58f
2 changed files with 31 additions and 15 deletions
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36
source/org/thdl/tib/scanner/OnLineScannerFilter.java
View File

@ -40,26 +40,35 @@ public class OnLineScannerFilter extends HttpServlet
private final static String propertyFile = "dictionary";
private final static String dictNameProperty = "onlinescannerfilter.dict-file-name";
private final static String otherLinksProperty = "onlinescannerfilter.links-to-other-stuff";
private final static String clearStr = "Clear";
private final static String buttonStr = "button";
private final static String scriptStr = "script";
private final static String tibetanStr = "tibetan";
ResourceBundle rb;
private TibetanScanner scanner;
private String dictionaries[];
public OnLineScannerFilter() throws Exception
{
rb = ResourceBundle.getBundle(propertyFile);
scanner = new LocalTibetanScanner(rb.getString(dictNameProperty));
dictionaries = scanner.getDictionaryDescriptions();
}
public void doGet(HttpServletRequest request,
synchronized public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws IOException, ServletException
{
String answer, parrafo = null, checkboxName;
// if this line is included in the constructor, it works on the iris server but not on wyllie!
ThdlOptions.setUserPreference("thdl.rely.on.system.tmw.fonts", true);
ThdlOptions.setUserPreference("thdl.rely.on.system.tm.fonts", true);
response.setContentType("text/html");
PrintWriter out = response.getWriter();
String parrafo = request.getParameter("parrafo"), checkboxName, script;
DictionarySource ds=null;
boolean checkedDicts[], allUnchecked, wantsTibetan, useTHDLBanner = (request.getParameter("thdlBanner")!=null);
// int percent=100;
@ -85,12 +94,12 @@ public class OnLineScannerFilter extends HttpServlet
out.println(" <meta name=\"Description\" content=\"This Java tool takes Tibetan language passages and divides the passages up into their component phrases and words, and displays corresponding dictionary definitions.\">");
out.println(" <meta name=\"MSSmartTagsPreventParsing\" content=\"TRUE\">");
script = request.getParameter("script");
answer = request.getParameter(scriptStr);
/* script==null || makes default tibetan
script!=null && makes default roman
*/
wantsTibetan = (script==null || script.equals("tibetan"));
wantsTibetan = (answer==null || answer.equals(tibetanStr));
if (wantsTibetan)
{
out.println("<style>.tmw {font: 28pt TibetanMachineWeb}");
@ -165,16 +174,15 @@ public class OnLineScannerFilter extends HttpServlet
out.println(" <td width=\"25%\">");
out.println(" <p>Display results in:</td>");
out.println(" <td width=\"75%\">");
out.println(" <p><input type=\"radio\" value=\"tibetan\" ");
out.println(" <p><input type=\"radio\" value=\"" + tibetanStr + "\" ");
if (wantsTibetan) out.println("checked ");
out.println("name=\"script\">Tibetan script (using <a href=\"http://iris.lib.virginia.edu/tibet/tools/tmw.html\" target=\"_blank\">Tibetan Machine Web font</a>)<br/>");
out.println("name=\"" + scriptStr + "\">Tibetan script (using <a href=\"http://iris.lib.virginia.edu/tibet/tools/tmw.html\" target=\"_blank\">Tibetan Machine Web font</a>)<br/>");
out.println(" <input type=\"radio\" value=\"roman\" ");
if (!wantsTibetan) out.println("checked ");
out.println("name=\"script\">Roman script</td>");
out.println("name=\"" + scriptStr + "\">Roman script</td>");
out.println(" </tr>");
out.println("</table>");
String dictionaries[] = scanner.getDictionaryDescriptions();
if (dictionaries!=null)
{
int i;
@ -233,13 +241,21 @@ public class OnLineScannerFilter extends HttpServlet
out.println(" <p><strong>Input text:</strong></p>");
out.println(" </td>");
out.println(" <td width=\"65%\">");
out.println(" <p> <input type=submit value=\"Translate\"> <input type=\"reset\" value=\"Clear\"></p>");
out.println(" <p> <input type=\"submit\" name=\"" + buttonStr + "\" value=\"Translate\"> <input type=\"submit\" name=\"" + buttonStr + "\" value=\"" + clearStr + "\"></p>");
out.println(" </td>");
out.println(" </tr>");
out.println("</table>");
out.println("<textarea rows=\"12\" name=\"parrafo\" cols=\"60\">");
if (parrafo!=null) out.print(parrafo);
// Paragraph should be empty if the user just clicked the clear button
answer = request.getParameter(buttonStr);
if (answer == null || answer != null && !answer.equals(clearStr))
{
parrafo = request.getParameter("parrafo");
if (parrafo!=null) out.print(parrafo);
}
out.println("</textarea>");
out.println("</form>");

10
source/org/thdl/tib/scanner/TibetanScanner.java
View File

@ -25,15 +25,15 @@ import org.thdl.util.*;
*/
public abstract class TibetanScanner
{
public static final String copyrightUnicode="Copyright " + '\u00A9' + " 2000-2003 by Andr" + '\u00E9' + "s Montano Pellegrini, all rights reserved.";
public static final String copyrightASCII="Copyright 2000-2003 by Andres Montano Pellegrini, all rights reserved.";
public static final String copyrightHTML="<hr><small><strong>" + "The Tibetan to English Translation Tool: Version 2.1.0, compiled on " + ThdlVersion.getTimeOfCompilation() + ". Copyright &copy; 2000-2002 by <a href=\"http://www.people.virginia.edu/~am2zb/\" target=\"_blank\">Andr&eacute;s Montano Pellegrini</a><br/>All rights reserved</strong></small>";
public static final String copyrightUnicode="Copyright " + '\u00A9' + " 2000-2004 by Andr" + '\u00E9' + "s Montano Pellegrini, all rights reserved.";
public static final String copyrightASCII="Copyright 2000-2004 by Andres Montano Pellegrini, all rights reserved.";
public static final String copyrightHTML="<hr><small><strong>" + "The Tibetan to English Translation Tool: Version 2.2.0, compiled on " + ThdlVersion.getTimeOfCompilation() + ". Copyright &copy; 2000-2004 by <a href=\"http://www.people.virginia.edu/~am2zb/\" target=\"_blank\">Andr&eacute;s Montano Pellegrini.</a><br/>All rights reserved.</strong></small>";
public static final String aboutUnicode=
"Warning: Since version 1.3.0. the dictionary database format changed and " +
"is incompatible with previous versions. In order to use the newest version " +
"you have to re-build the dictionary database.\n\n" +
"The Tibetan to English Translation Tool, version 2.1.0, compiled on " + ThdlVersion.getTimeOfCompilation() + ". " +
"Copyright " + '\u00A9' + " 2000-2003 Andr" + '\u00E9' + "s Montano Pellegrini, all rights reserved.\n\n" +
"The Tibetan to English Translation Tool, version 2.2.0, compiled on " + ThdlVersion.getTimeOfCompilation() + ". " +
"Copyright " + '\u00A9' + " 2000-2004 Andr" + '\u00E9' + "s Montano Pellegrini, all rights reserved.\n\n" +
"This software is protected by the terms of the AMP Open Community License, " +
"Version 1.0 (available at www.tibet.iteso.mx/Guatemala/). The Tibetan script " +
"input facility was built by THDL's Edward Garrett (http://www.thdl.org/).\n" +