Examples of javax.servlet.http.Part

javax.servlet.http.Part

        mpis.setDeleteOnExit(true);


        Collection<Part> parts =    mpis.getParts();
        assertThat(parts, notNullValue());
        assertThat(parts.size(), is(2));
        Part field1 = mpis.getPart("field1");
        assertThat(field1, notNullValue());
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IO.copy(field1.getInputStream(), baos);
        assertThat(baos.toString("US-ASCII"), is("Joe Blow"));
        
        Part stuff = mpis.getPart("stuff");
        assertThat(stuff, notNullValue());
        baos = new ByteArrayOutputStream();
        IO.copy(stuff.getInputStream(), baos);
        assertTrue(baos.toString("US-ASCII").contains("bbbbb"));
    }

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                                                                         config,
                                                                         _tmpDir);
        mpis.setDeleteOnExit(true);
        Collection<Part> parts = mpis.getParts();
        assertThat(parts.size(), is(2));
        Part p1 = mpis.getPart("field1");
        assertThat(p1, notNullValue());      
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IO.copy(p1.getInputStream(), baos);
        assertThat(baos.toString("UTF-8"), is("Joe Blow"));
                
        Part p2 = mpis.getPart("field2");
        assertThat(p2, notNullValue());
        baos = new ByteArrayOutputStream();
        IO.copy(p2.getInputStream(), baos);
        assertThat(baos.toString("UTF-8"), is("Other"));
    }

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        mpis.setDeleteOnExit(true);
        Collection<Part> parts = mpis.getParts();
        assertThat(parts.size(), is(2));
        
        assertThat(parts.size(), is(2));
        Part p1 = mpis.getPart("field1");
        assertThat(p1, notNullValue());
        
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IO.copy(p1.getInputStream(), baos);
        assertThat(baos.toString("UTF-8"), is("Joe Blow"));
        
        Part p2 = mpis.getPart("field2");
        assertThat(p2, notNullValue());
        baos = new ByteArrayOutputStream();
        IO.copy(p2.getInputStream(), baos);
        assertThat(baos.toString("UTF-8"), is("Other"));
    }

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                                                                         _tmpDir);
        mpis.setDeleteOnExit(true);
        Collection<Part> parts = mpis.getParts();
        assertThat(parts.size(), is(2));


        Part p1 = mpis.getPart("field1");
        assertThat(p1, notNullValue());      
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IO.copy(p1.getInputStream(), baos);
        assertThat(baos.toString("UTF-8"), is("\nJoe Blow\n"));
        
        Part p2 = mpis.getPart("field2");
        assertThat(p2, notNullValue());
        baos = new ByteArrayOutputStream();
        IO.copy(p2.getInputStream(), baos);
        assertThat(baos.toString("UTF-8"), is("Other")); 
    }

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                config,
                _tmpDir);
        mpis.setDeleteOnExit(true);
        Collection<Part> parts = mpis.getParts();
        assertThat(parts.size(), is(2));
        Part field1 = mpis.getPart("field1");  //field 1 too small to go into tmp file, should be in internal buffer
        assertThat(field1,notNullValue());
        assertThat(field1.getName(),is("field1"));
        InputStream is = field1.getInputStream();
        ByteArrayOutputStream os = new ByteArrayOutputStream();
        IO.copy(is, os);
        assertEquals("Joe Blow", new String(os.toByteArray()));
        assertEquals(8, field1.getSize());


        assertNotNull(((MultiPartInputStreamParser.MultiPart)field1).getBytes());//in internal buffer
        field1.write("field1.txt");
        assertNull(((MultiPartInputStreamParser.MultiPart)field1).getBytes());//no longer in internal buffer
        File f = new File (_dirname+File.separator+"field1.txt");
        assertTrue(f.exists());
        field1.write("another_field1.txt"); //write after having already written
        File f2 = new File(_dirname+File.separator+"another_field1.txt");
        assertTrue(f2.exists());
        assertFalse(f.exists()); //should have been renamed
        field1.delete();  //file should be deleted
        assertFalse(f.exists()); //original file was renamed
        assertFalse(f2.exists()); //2nd written file was explicitly deleted


        MultiPart stuff = (MultiPart)mpis.getPart("stuff");
        assertThat(stuff.getSubmittedFileName(), is(filename));

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        assertEquals(2, parts.size());
        for (Part p:parts)
            assertEquals("stuff", p.getName());


        //if they all have the name name, then only retrieve the first one
        Part p = mpis.getPart("stuff");
        assertNotNull(p);
        assertEquals(5, p.getSize());
    }

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                                                                         _tmpDir);
        mpis.setDeleteOnExit(true);
        Collection<Part> parts = mpis.getParts();
        assertEquals(3, parts.size());


        Part p1 = mpis.getPart("other");
        assertNotNull(p1);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IO.copy(p1.getInputStream(), baos);
        assertEquals("other", baos.toString("US-ASCII"));


        Part p2 = mpis.getPart("stuff");
        assertNotNull(p2);
        baos = new ByteArrayOutputStream();
        IO.copy(p2.getInputStream(), baos);
        assertEquals("hello jetty", baos.toString("US-ASCII"));
        
        Part p3 = mpis.getPart("final");
        assertNotNull(p3);
        baos = new ByteArrayOutputStream();
        IO.copy(p3.getInputStream(), baos);
        assertEquals("the end", baos.toString("US-ASCII"));
    }

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                                                                         _tmpDir);
        mpis.setDeleteOnExit(true);
        Collection<Part> parts = mpis.getParts();
        assertEquals(2, parts.size());


        Part p1 = mpis.getPart("other");
        assertNotNull(p1);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        IO.copy(p1.getInputStream(), baos);
        assertEquals("other", baos.toString("US-ASCII"));


        Part p2 = mpis.getPart("stuff");
        assertNotNull(p2);
        baos = new ByteArrayOutputStream();
        IO.copy(p2.getInputStream(), baos);
        assertEquals("truth=beauty", baos.toString("US-ASCII"));
    }

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                rd = request.getRequestDispatcher("P-Upload.jsp");
                rd.forward(request, response);
                return;
            }


            Part filePart = request.getPart("btnSelectFile");
            if (!this.checkImageExtension(filePart)) {
                request.setAttribute("uploadPhotoMessage", "Alleen foto's met een jpg/jpeg of png extensie mogen worden geüpload.");
                request.setAttribute("messageColor", "red");
                rd = request.getRequestDispatcher("P-Upload.jsp");
                rd.forward(request, response);
                return;
            }
            String fileExtension = filePart.getContentType().split("/")[1].toLowerCase();
            Integer filename = DatabaseKoppeling.getNextPhotoName();
            if (filename != null) {
                String location = String.format("%s%s.%s", getServletContext().getInitParameter("PhotoLocation"), filename, fileExtension);


                File photo = new File(String.format("%s%s.%s", getServletContext().getInitParameter("PhotoLocation"), filename, fileExtension));
                BufferedInputStream input = null;
                OutputStream output = null;


                try {
                    long processedBytes = 0;
                    int lastProgress = 0;
                    input = new BufferedInputStream(filePart.getInputStream());
                    output = new FileOutputStream(new File(location));
                    while (input.available() > 0) {
                        output.write(input.read());
                        processedBytes++;
                        int progress = (int)(100 * ((double)processedBytes / (double)filePart.getSize()));
                        if (lastProgress != progress) {
                            lastProgress = progress;
                            System.out.println(progress);
                        }
                    }

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    protected String upload(HttpServletRequest request)
            throws IOException, ServletException {
        String message = "";


        Part warPart = null;
        String filename = null;
        String basename = null;


        Collection<Part> parts = request.getParts();
        Iterator<Part> iter = parts.iterator();
        
        try {
            while (iter.hasNext()) {
                Part part = iter.next();
                if (part.getName().equals("deployWar") && warPart == null) {
                    warPart = part;
                } else {
                    part.delete();
                }
            }


            while (true) {
                if (warPart == null) {

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