Package org.apache.http.util

Examples of org.apache.http.util.CharArrayBuffer

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     */
    private Header createDigestHeader(
            final Credentials credentials,
            final String digest) throws AuthenticationException {
       
        CharArrayBuffer buffer = new CharArrayBuffer(128);
        if (isProxy()) {
            buffer.append(AUTH.PROXY_AUTH_RESP);
        } else {
            buffer.append(AUTH.WWW_AUTH_RESP);
        }
        buffer.append(": Digest ");
       
        String uri = getParameter("uri");
        String realm = getParameter("realm");
        String nonce = getParameter("nonce");
        String opaque = getParameter("opaque");
        String response = digest;
        String algorithm = getParameter("algorithm");

        String uname = credentials.getUserPrincipal().getName();
       
        List<BasicNameValuePair> params = new ArrayList<BasicNameValuePair>(20);
        params.add(new BasicNameValuePair("username", uname));
        params.add(new BasicNameValuePair("realm", realm));
        params.add(new BasicNameValuePair("nonce", nonce));
        params.add(new BasicNameValuePair("uri", uri));
        params.add(new BasicNameValuePair("response", response));
       
        if (qopVariant != QOP_MISSING) {
            params.add(new BasicNameValuePair("qop", getQopVariantString()));
            params.add(new BasicNameValuePair("nc", NC));
            params.add(new BasicNameValuePair("cnonce", getCnonce()));
        }
        if (algorithm != null) {
            params.add(new BasicNameValuePair("algorithm", algorithm));
        }   
        if (opaque != null) {
            params.add(new BasicNameValuePair("opaque", opaque));
        }

        for (int i = 0; i < params.size(); i++) {
            BasicNameValuePair param = params.get(i);
            if (i > 0) {
                buffer.append(", ");
            }
            boolean noQuotes = "nc".equals(param.getName()) ||
                               "qop".equals(param.getName());
            BasicHeaderValueFormatter.DEFAULT
                .formatNameValuePair(buffer, param, !noQuotes);
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    protected Map<String, Header> parseChallenges(
            final Header[] headers) throws MalformedChallengeException {
       
        Map<String, Header> map = new HashMap<String, Header>(headers.length);
        for (Header header : headers) {
            CharArrayBuffer buffer;
            int pos;
            if (header instanceof FormattedHeader) {
                buffer = ((FormattedHeader) header).getBuffer();
                pos = ((FormattedHeader) header).getValuePos();
            } else {
                String s = header.getValue();
                if (s == null) {
                    throw new MalformedChallengeException("Header value is null");
                }
                buffer = new CharArrayBuffer(s.length());
                buffer.append(s);
                pos = 0;
            }
            while (pos < buffer.length() && HTTP.isWhitespace(buffer.charAt(pos))) {
                pos++;
            }
            int beginIndex = pos;
            while (pos < buffer.length() && !HTTP.isWhitespace(buffer.charAt(pos))) {
                pos++;
            }
            int endIndex = pos;
            String s = buffer.substring(beginIndex, endIndex);
            map.put(s.toLowerCase(Locale.ENGLISH), header);
        }
        return map;
    }
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            digestValue = sb.toString();
        }

        String digest = encode(digester.digest(EncodingUtils.getAsciiBytes(digestValue)));

        CharArrayBuffer buffer = new CharArrayBuffer(128);
        if (isProxy()) {
            buffer.append(AUTH.PROXY_AUTH_RESP);
        } else {
            buffer.append(AUTH.WWW_AUTH_RESP);
        }
        buffer.append(": Digest ");

        List<BasicNameValuePair> params = new ArrayList<BasicNameValuePair>(20);
        params.add(new BasicNameValuePair("username", uname));
        params.add(new BasicNameValuePair("realm", realm));
        params.add(new BasicNameValuePair("nonce", nonce));
        params.add(new BasicNameValuePair("uri", uri));
        params.add(new BasicNameValuePair("response", digest));

        if (qop != QOP_MISSING) {
            params.add(new BasicNameValuePair("qop", qop == QOP_AUTH_INT ? "auth-int" : "auth"));
            params.add(new BasicNameValuePair("nc", nc));
            params.add(new BasicNameValuePair("cnonce", cnonce));
        }
        if (algorithm != null) {
            params.add(new BasicNameValuePair("algorithm", algorithm));
        }
        if (opaque != null) {
            params.add(new BasicNameValuePair("opaque", opaque));
        }

        for (int i = 0; i < params.size(); i++) {
            BasicNameValuePair param = params.get(i);
            if (i > 0) {
                buffer.append(", ");
            }
            boolean noQuotes = "nc".equals(param.getName()) || "qop".equals(param.getName());
            BasicHeaderValueFormatter.DEFAULT.formatNameValuePair(buffer, param, !noQuotes);
        }
        return new BufferedHeader(buffer);
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     * Converts this protocol version to a string.
     *
     * @return  a protocol version string, like "HTTP/1.1"
     */
    public String toString() {
        CharArrayBuffer buffer = new CharArrayBuffer(16);
        buffer.append(this.protocol);
        buffer.append('/');
        buffer.append(Integer.toString(this.major));
        buffer.append('.');
        buffer.append(Integer.toString(this.minor));
        return buffer.toString();
    }
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     * Return the host URI, as a string.
     *
     * @return the host URI
     */
    public String toURI() {
      CharArrayBuffer buffer = new CharArrayBuffer(32);       
        buffer.append(this.schemeName);
        buffer.append("://");
        buffer.append(this.hostname);
        if (this.port != -1) {
            buffer.append(':');
            buffer.append(Integer.toString(this.port));
        }
        return buffer.toString();
    }
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     * Obtains the host string, without scheme prefix.
     *
     * @return  the host string, for example <code>localhost:8080</code>
     */
    public String toHostString() {
      CharArrayBuffer buffer = new CharArrayBuffer(32);       
        buffer.append(this.hostname);
        if (this.port != -1) {
            buffer.append(':');
            buffer.append(Integer.toString(this.port));
        }
        return buffer.toString();
    }
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    public static Test suite() {
        return new TestSuite(TestCharArrayBuffer.class);
    }

    public void testConstructor() throws Exception {
      CharArrayBuffer buffer = new CharArrayBuffer(16);
      assertEquals(16, buffer.capacity());
      assertEquals(0, buffer.length());
        assertNotNull(buffer.buffer());
        assertEquals(16, buffer.buffer().length);
      try {
        new CharArrayBuffer(-1);
        fail("IllegalArgumentException should have been thrown");
      } catch (IllegalArgumentException ex) {
        // expected
      }
    }
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        // expected
      }
    }
   
    public void testSimpleAppend() throws Exception {
      CharArrayBuffer buffer = new CharArrayBuffer(16);
      assertEquals(16, buffer.capacity());
      assertEquals(0, buffer.length());
      char[] b1 = buffer.toCharArray();
      assertNotNull(b1);
      assertEquals(0, b1.length);
      assertTrue(buffer.isEmpty());
        assertFalse(buffer.isFull());
     
      char[] tmp = new char[] { '1', '2', '3', '4'};
      buffer.append(tmp, 0, tmp.length);
      assertEquals(16, buffer.capacity());
      assertEquals(4, buffer.length());
      assertFalse(buffer.isEmpty());
        assertFalse(buffer.isFull());
     
      char[] b2 = buffer.toCharArray();
      assertNotNull(b2);
      assertEquals(4, b2.length);
      for (int i = 0; i < tmp.length; i++) {
          assertEquals(tmp[i], b2[i]);
          assertEquals(tmp[i], buffer.charAt(i));
      }
      assertEquals("1234", buffer.toString());
     
      buffer.clear();
      assertEquals(16, buffer.capacity());
      assertEquals(0, buffer.length());
      assertTrue(buffer.isEmpty());
        assertFalse(buffer.isFull());
    }
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      assertTrue(buffer.isEmpty());
        assertFalse(buffer.isFull());
    }
   
    public void testExpandAppend() throws Exception {
      CharArrayBuffer buffer = new CharArrayBuffer(4);
      assertEquals(4, buffer.capacity());
     
      char[] tmp = new char[] { '1', '2', '3', '4'};
      buffer.append(tmp, 0, 2);
      buffer.append(tmp, 0, 4);
      buffer.append(tmp, 0, 0);

      assertEquals(8, buffer.capacity());
      assertEquals(6, buffer.length());
     
      buffer.append(tmp, 0, 4);
     
      assertEquals(16, buffer.capacity());
      assertEquals(10, buffer.length());
     
      assertEquals("1212341234", buffer.toString());
    }
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      assertEquals("1212341234", buffer.toString());
    }

    public void testAppendString() throws Exception {
      CharArrayBuffer buffer = new CharArrayBuffer(8);
      buffer.append("stuff");
      buffer.append(" and more stuff");
      assertEquals("stuff and more stuff", buffer.toString());
    }
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