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This commit is contained in:
Eric J. Bowersox
132
src/com/silverwrist/util/test/FormDataTest.java
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132
src/com/silverwrist/util/test/FormDataTest.java
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package com.silverwrist.util.test;
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import java.io.*;
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import java.util.*;
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import javax.servlet.*;
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import javax.servlet.http.*;
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import com.silverwrist.util.*;
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public class FormDataTest extends HttpServlet
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{
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public void doGet(HttpServletRequest request, HttpServletResponse response)
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throws IOException, ServletException
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{
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PrintWriter out = response.getWriter();
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out.println("<HTML><HEAD><TITLE>Form Test</TITLE></HEAD><BODY>");
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out.println("<H1>Form Test</H1>");
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out.println("<FORM METHOD=POST ENCTYPE=\"multipart/form-data\" ACTION=\"/venice/testformdata\">");
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out.println("Text field: <INPUT TYPE=TEXT NAME=\"text\" VALUE=\"foo\" SIZE=32 MAXLENGTH=128><P>");
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out.println("File field: <INPUT TYPE=FILE NAME=\"file\" SIZE=32 MAXLENGTH=255><P>");
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out.println("<INPUT TYPE=SUBMIT VALUE=\"sumbit\">");
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out.println("</FORM></BODY></HTML>");
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} // end doGet
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private void old_doPost(HttpServletRequest request, HttpServletResponse response)
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throws IOException, ServletException
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{
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TestMultiHandler tmh = null;
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String errmsg = null;
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int count = -1;
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try
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{ // attempt to launch the multi handler
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tmh = new TestMultiHandler(request);
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count = tmh.getCount();
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} // end try
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catch (IOException e)
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{ // we got an error from the parser
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errmsg = e.getMessage();
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} // end catch
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PrintWriter out = response.getWriter();
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out.println("<HTML><HEAD><TITLE>Form Test Results</TITLE></HEAD><BODY>");
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out.println("<H1>Form Test Results</H1>");
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if (errmsg==null)
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out.println("Success!<P>");
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else
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out.println("ERROR: " + errmsg + "<P>");
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out.println("Data count was: " + String.valueOf(count) + "<P>");
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out.println("<PRE>");
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tmh.dump(out);
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out.println("</PRE>");
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out.println("<A HREF=\"/venice/testformdata\">Go back.</A>");
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out.println("</BODY></HTML>");
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} // end old_doPost
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public void doPost(HttpServletRequest request, HttpServletResponse response)
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throws IOException, ServletException
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{
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final String save_dir = "/home/erbo";
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String errmsg = null;
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ServletMultipartHandler smh = null;
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boolean file_check = false;
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String text_value = null;
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String file_name = null;
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String file_type = null;
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try
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{ // create the multipart handler
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smh = new ServletMultipartHandler(request);
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text_value = smh.getValue("text");
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file_check = smh.isFileParam("file");
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if (file_check)
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{ // copy out to file
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file_name = smh.getValue("file");
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file_type = smh.getContentType("file");
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if ((file_name!=null) && (file_name.length()>0))
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{ // build the file name and save it
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FileOutputStream stm = new FileOutputStream(save_dir + "/" + file_name);
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InputStream in = smh.getFileContentStream("file");
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byte[] copybuf = new byte[1024];
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int ct = in.read(copybuf);
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while (ct>=0)
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{ // copy loop...
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if (ct>0)
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stm.write(copybuf,0,ct);
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ct = in.read(copybuf);
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} // end while
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stm.close();
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in.close();
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} // end if
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} // end if
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} // end try
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catch (ServletMultipartException e)
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{ // load error message
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errmsg = e.getMessage();
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} // end catch
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PrintWriter out = response.getWriter();
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out.println("<HTML><HEAD><TITLE>Form Test Results</TITLE></HEAD><BODY>");
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out.println("<H1>Form Test Results</H1>");
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if (errmsg==null)
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{ // print data
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out.println("Text value: " + text_value + "<P>");
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if (file_check)
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{ // get file name and type
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out.println("File name: " + file_name + "<P>");
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out.println("File type: " + file_type + "<P>");
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out.println("Saved to directory: " + save_dir + "<P>");
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} // end if
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else
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out.println("Not a file.<P>");
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} // end if
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else
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out.println("ERROR: " + errmsg + "<P>");
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out.println("<A HREF=\"/venice/testformdata\">Go back.</A>");
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out.println("</BODY></HTML>");
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} // end doPost
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} // end class FormDataTest
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121
src/com/silverwrist/util/test/TestMultiHandler.java
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121
src/com/silverwrist/util/test/TestMultiHandler.java
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package com.silverwrist.util.test;
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import java.io.*;
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import java.util.*;
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import javax.activation.DataSource;
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import javax.mail.*;
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import javax.mail.internet.*;
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import javax.servlet.*;
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public class TestMultiHandler
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{
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private MimeMultipart multipart;
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private int count;
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private Vector params;
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static class ServletDataSource implements DataSource
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{
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private ServletRequest request;
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private InputStream istm = null;
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public ServletDataSource(ServletRequest request)
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{
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this.request = request;
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} // end constructor
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public InputStream getInputStream() throws IOException
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{
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if (istm==null)
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istm = request.getInputStream();
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return istm;
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} // end getInputStream
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public OutputStream getOutputStream() throws IOException
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{
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throw new IOException("tried to get OutputStream on servlet input?!?!?");
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} // end getOutputStream
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public String getContentType()
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{
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return request.getContentType();
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} // end getContentType
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public String getName()
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{
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return "servlet";
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} // end getName
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} // end class ServletDataSource
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public TestMultiHandler(ServletRequest request) throws IOException
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{
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if (!canHandle(request))
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throw new UnsupportedOperationException("data type doesn't match");
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try
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{ // OK, this is the tricky part...
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ServletDataSource ds = new ServletDataSource(request);
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multipart = new MimeMultipart(ds);
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count = multipart.getCount();
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params = new Vector(count);
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// OK, that's enough for now
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} // end try
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catch (MessagingException e)
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{ // better run like hell, 'cos this may not work
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throw new IOException("Got MessagingException: " + e.getMessage());
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} // end catch
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} // end constructor
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public static boolean canHandle(ServletRequest request)
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{
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String ctype = request.getContentType();
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return (ctype.startsWith("multipart/form-data"));
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} // end canHandle
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public int getCount()
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{
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return count;
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} // end getCount
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public void dump(PrintWriter out)
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{
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try
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{ // print out all parts
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int ct = multipart.getCount();
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out.println("Number of parts: " + String.valueOf(ct));
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for (int i=0; i<ct; i++)
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{ // loop through all the parts
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out.println("--- PART " + String.valueOf(i) + " ---");
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MimeBodyPart part = (MimeBodyPart)(multipart.getBodyPart(i));
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out.println("got it");
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String foo = part.getContentType();
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out.println("Content type: " + foo);
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foo = part.getDisposition();
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out.println("Content disposition: " + foo);
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String[] disphdr = part.getHeader("Content-Disposition");
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for (int j=0; j<disphdr.length; j++)
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out.println("Content-Disposition header[" + String.valueOf(j) + "]: " + disphdr[j]);
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} // end for
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} // end try
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catch (MessagingException e)
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{ // whoops!
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out.println("THREW MessagingException: " + e.getMessage());
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} // end catch
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} // end dump
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} // end class TestMultiHandler
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