Examples with ContentLength gov.nist.javax.sip.header.ContentLength used on opensource projects

Example 1 with ContentLength

use of gov.nist.javax.sip.header.ContentLength in project XobotOS by xamarin.

the class SIPMessage method removeHeader.

/**
     * Remove a header given its name. If multiple headers of a given name are present then the
     * top flag determines which end to remove headers from.
     * 
     * @param headerName is the name of the header to remove.
     * @param top -- flag that indicates which end of header list to process.
     */
public void removeHeader(String headerName, boolean top) {
    String headerNameLowerCase = SIPHeaderNamesCache.toLowerCase(headerName);
    SIPHeader toRemove = (SIPHeader) nameTable.get(headerNameLowerCase);
    // nothing to do then we are done.
    if (toRemove == null)
        return;
    if (toRemove instanceof SIPHeaderList) {
        SIPHeaderList<?> hdrList = (SIPHeaderList<?>) toRemove;
        if (top)
            hdrList.removeFirst();
        else
            hdrList.removeLast();
        // Clean up empty list
        if (hdrList.isEmpty()) {
            Iterator<SIPHeader> li = this.headers.iterator();
            while (li.hasNext()) {
                SIPHeader sipHeader = (SIPHeader) li.next();
                if (sipHeader.getName().equalsIgnoreCase(headerNameLowerCase))
                    li.remove();
            }
            // JvB: also remove it from the nameTable! Else NPE in
            // DefaultRouter
            nameTable.remove(headerNameLowerCase);
        }
    } else {
        this.nameTable.remove(headerNameLowerCase);
        if (toRemove instanceof From) {
            this.fromHeader = null;
        } else if (toRemove instanceof To) {
            this.toHeader = null;
        } else if (toRemove instanceof CSeq) {
            this.cSeqHeader = null;
        } else if (toRemove instanceof CallID) {
            this.callIdHeader = null;
        } else if (toRemove instanceof MaxForwards) {
            this.maxForwardsHeader = null;
        } else if (toRemove instanceof ContentLength) {
            this.contentLengthHeader = null;
        }
        Iterator<SIPHeader> li = this.headers.iterator();
        while (li.hasNext()) {
            SIPHeader sipHeader = (SIPHeader) li.next();
            if (sipHeader.getName().equalsIgnoreCase(headerName))
                li.remove();
        }
    }
}

Example 2 with ContentLength

use of gov.nist.javax.sip.header.ContentLength in project XobotOS by xamarin.

the class SIPMessage method removeHeader.

/**
     * Remove all headers given its name.
     * 
     * @param headerName is the name of the header to remove.
     */
public void removeHeader(String headerName) {
    if (headerName == null)
        throw new NullPointerException("null arg");
    String headerNameLowerCase = SIPHeaderNamesCache.toLowerCase(headerName);
    SIPHeader removed = (SIPHeader) nameTable.remove(headerNameLowerCase);
    // nothing to do then we are done.
    if (removed == null)
        return;
    // Remove the fast accessor fields.
    if (removed instanceof From) {
        this.fromHeader = null;
    } else if (removed instanceof To) {
        this.toHeader = null;
    } else if (removed instanceof CSeq) {
        this.cSeqHeader = null;
    } else if (removed instanceof CallID) {
        this.callIdHeader = null;
    } else if (removed instanceof MaxForwards) {
        this.maxForwardsHeader = null;
    } else if (removed instanceof ContentLength) {
        this.contentLengthHeader = null;
    }
    Iterator<SIPHeader> li = this.headers.iterator();
    while (li.hasNext()) {
        SIPHeader sipHeader = (SIPHeader) li.next();
        if (sipHeader.getName().equalsIgnoreCase(headerNameLowerCase))
            li.remove();
    }
}

Example 3 with ContentLength

use of gov.nist.javax.sip.header.ContentLength in project XobotOS by xamarin.

the class SIPMessage method attachHeader.

/**
     * Attach the header to the SIP Message structure at a specified position in its list of
     * headers.
     * 
     * @param header Header to attach.
     * @param replaceFlag If true then replace the existing header.
     * @param top Location in the header list to insert the header.
     * @exception SIPDuplicateHeaderException if the header is of a type that cannot tolerate
     *            duplicates and one of this type already exists (e.g. CSeq header).
     * @throws IndexOutOfBoundsException If the index specified is greater than the number of
     *         headers that are in this message.
     */
public void attachHeader(SIPHeader header, boolean replaceFlag, boolean top) throws SIPDuplicateHeaderException {
    if (header == null) {
        throw new NullPointerException("null header");
    }
    SIPHeader h;
    if (ListMap.hasList(header) && !SIPHeaderList.class.isAssignableFrom(header.getClass())) {
        SIPHeaderList<SIPHeader> hdrList = ListMap.getList(header);
        hdrList.add(header);
        h = hdrList;
    } else {
        h = header;
    }
    String headerNameLowerCase = SIPHeaderNamesCache.toLowerCase(h.getName());
    if (replaceFlag) {
        nameTable.remove(headerNameLowerCase);
    } else if (nameTable.containsKey(headerNameLowerCase) && !(h instanceof SIPHeaderList)) {
        if (h instanceof ContentLength) {
            try {
                ContentLength cl = (ContentLength) h;
                contentLengthHeader.setContentLength(cl.getContentLength());
            } catch (InvalidArgumentException e) {
            }
        }
        // Just ignore duplicate header.
        return;
    }
    SIPHeader originalHeader = (SIPHeader) getHeader(header.getName());
    // Delete the original header from our list structure.
    if (originalHeader != null) {
        Iterator<SIPHeader> li = headers.iterator();
        while (li.hasNext()) {
            SIPHeader next = (SIPHeader) li.next();
            if (next.equals(originalHeader)) {
                li.remove();
            }
        }
    }
    if (!nameTable.containsKey(headerNameLowerCase)) {
        nameTable.put(headerNameLowerCase, h);
        headers.add(h);
    } else {
        if (h instanceof SIPHeaderList) {
            SIPHeaderList<?> hdrlist = (SIPHeaderList<?>) nameTable.get(headerNameLowerCase);
            if (hdrlist != null)
                hdrlist.concatenate((SIPHeaderList) h, top);
            else
                nameTable.put(headerNameLowerCase, h);
        } else {
            nameTable.put(headerNameLowerCase, h);
        }
    }
    // Direct accessor fields for frequently accessed headers.
    if (h instanceof From) {
        this.fromHeader = (From) h;
    } else if (h instanceof ContentLength) {
        this.contentLengthHeader = (ContentLength) h;
    } else if (h instanceof To) {
        this.toHeader = (To) h;
    } else if (h instanceof CSeq) {
        this.cSeqHeader = (CSeq) h;
    } else if (h instanceof CallID) {
        this.callIdHeader = (CallID) h;
    } else if (h instanceof MaxForwards) {
        this.maxForwardsHeader = (MaxForwards) h;
    }
}

Example 4 with ContentLength

use of gov.nist.javax.sip.header.ContentLength in project XobotOS by xamarin.

the class MessageChannel method createBadReqRes.

/**
     * Creates a response to a bad request (ie one that causes a ParseException)
     * 
     * @param badReq
     * @return message bytes, null if unable to formulate response
     */
protected final String createBadReqRes(String badReq, ParseException pe) {
    StringBuffer buf = new StringBuffer(512);
    buf.append("SIP/2.0 400 Bad Request (" + pe.getLocalizedMessage() + ')');
    // We need the following headers: all Vias, CSeq, Call-ID, From, To
    if (!copyViaHeaders(badReq, buf))
        return null;
    if (!copyHeader(CSeqHeader.NAME, badReq, buf))
        return null;
    if (!copyHeader(CallIdHeader.NAME, badReq, buf))
        return null;
    if (!copyHeader(FromHeader.NAME, badReq, buf))
        return null;
    if (!copyHeader(ToHeader.NAME, badReq, buf))
        return null;
    // Should add a to-tag if not already present...
    int toStart = buf.indexOf(ToHeader.NAME);
    if (toStart != -1 && buf.indexOf("tag", toStart) == -1) {
        buf.append(";tag=badreq");
    }
    // Let's add a Server header too..
    ServerHeader s = MessageFactoryImpl.getDefaultServerHeader();
    if (s != null) {
        buf.append("\r\n" + s.toString());
    }
    int clength = badReq.length();
    if (!(this instanceof UDPMessageChannel) || clength + buf.length() + ContentTypeHeader.NAME.length() + ": message/sipfrag\r\n".length() + ContentLengthHeader.NAME.length() < 1300) {
        /*
             * Check to see we are within one UDP packet.
             */
        ContentTypeHeader cth = new ContentType("message", "sipfrag");
        buf.append("\r\n" + cth.toString());
        ContentLength clengthHeader = new ContentLength(clength);
        buf.append("\r\n" + clengthHeader.toString());
        buf.append("\r\n\r\n" + badReq);
    } else {
        ContentLength clengthHeader = new ContentLength(0);
        buf.append("\r\n" + clengthHeader.toString());
    }
    return buf.toString();
}

Example 5 with ContentLength

use of gov.nist.javax.sip.header.ContentLength in project XobotOS by xamarin.

the class SIPMessage method encode.

/**
     * Encode this message as a string. This is more efficient when the payload is a string
     * (rather than a binary array of bytes). If the payload cannot be encoded as a UTF-8 string
     * then it is simply ignored (will not appear in the encoded message).
     * 
     * @return The Canonical String representation of the message (including the canonical string
     *         representation of the SDP payload if it exists).
     */
public String encode() {
    StringBuffer encoding = new StringBuffer();
    Iterator<SIPHeader> it = this.headers.iterator();
    while (it.hasNext()) {
        SIPHeader siphdr = (SIPHeader) it.next();
        if (!(siphdr instanceof ContentLength))
            encoding.append(siphdr.encode());
    }
    // recognized are passed through unchanged.
    for (String unrecognized : this.unrecognizedHeaders) {
        encoding.append(unrecognized).append(NEWLINE);
    }
    encoding.append(contentLengthHeader.encode()).append(NEWLINE);
    if (this.messageContentObject != null) {
        String mbody = this.getContent().toString();
        encoding.append(mbody);
    } else if (this.messageContent != null || this.messageContentBytes != null) {
        String content = null;
        try {
            if (messageContent != null)
                content = messageContent;
            else {
                // JvB: Check for 'charset' parameter which overrides the default UTF-8
                content = new String(messageContentBytes, getCharset());
            }
        } catch (UnsupportedEncodingException ex) {
            InternalErrorHandler.handleException(ex);
        }
        encoding.append(content);
    }
    return encoding.toString();
}