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/*
* Conditions Of Use
*
* This software was developed by employees of the National Institute of
* Standards and Technology (NIST), an agency of the Federal Government.
* Pursuant to title 15 Untied States Code Section 105, works of NIST
* employees are not subject to copyright protection in the United States
* and are considered to be in the public domain.  As a result, a formal
* license is not needed to use the software.
*
* This software is provided by NIST as a service and is expressly
* provided "AS IS."  NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
* AND DATA ACCURACY.  NIST does not warrant or make any representations
* regarding the use of the software or the results thereof, including but
* not limited to the correctness, accuracy, reliability or usefulness of
* the software.
*
* Permission to use this software is contingent upon your acceptance
* of the terms of this agreement
*
* .
*
*/
package android.gov.nist.javax.sip.address;

import android.gov.nist.javax.sip.parser.*;

import java.text.ParseException;
import java.util.regex.Pattern;

import android.javax.sip.address.*;

/**
 * Implementation of the JAIN-SIP address factory.
 * @version 1.2 $Revision: 1.11 $ $Date: 2010-07-27 10:55:29 $
 *
 * @author M. Ranganathan   
* * * * IPv6 Support added by Emil Ivov ([email protected])
* Network Research Team (http://www-r2.u-strasbg.fr))
* Louis Pasteur University - Strasbourg - France
* */ public class AddressFactoryImpl implements AddressFactoryEx { public static final Pattern SCHEME_PATTERN = Pattern.compile("\\p{Alpha}[[{\\p{Alpha}][\\p{Digit}][\\+][-][\\.]]*"); /** Creates a new instance of AddressFactoryImpl */ public AddressFactoryImpl() { } /** * *Create an empty address object. * *SPEC_REVISION */ public android.javax.sip.address.Address createAddress() { return new AddressImpl(); } /** * Creates an Address with the new display name and URI attribute * values. * * @param displayName - the new string value of the display name of the * address. A null value does not set the display name. * @param uri - the new URI value of the address. * @throws ParseException which signals that an error has been reached * unexpectedly while parsing the displayName value. */ public android.javax.sip.address.Address createAddress( String displayName, android.javax.sip.address.URI uri) { if (uri == null) throw new NullPointerException("null URI"); AddressImpl addressImpl = new AddressImpl(); if (displayName != null) addressImpl.setDisplayName(displayName); addressImpl.setURI(uri); return addressImpl; } public android.javax.sip.address.Address createAddress(android.javax.sip.address.URI uri) { if (uri == null) throw new NullPointerException("null address"); AddressImpl addressImpl = new AddressImpl(); addressImpl.setURI(uri); return addressImpl; } /** * Creates an Address with the new address string value. The address * string is parsed in order to create the new Address instance. Create * with a String value of "*" creates a wildcard address. The wildcard * can be determined if * ((SipURI)Address.getURI).getUser() == *;. * * @param address - the new string value of the address. * @throws ParseException which signals that an error has been reached * unexpectedly while parsing the address value. */ public android.javax.sip.address.Address createAddress(String address) throws java.text.ParseException { if (address == null) throw new NullPointerException("null address"); if (address.equals("*")) { AddressImpl addressImpl = new AddressImpl(); addressImpl.setAddressType(AddressImpl.WILD_CARD); SipURI uri = new SipUri(); uri.setUser("*"); addressImpl.setURI( uri ); return addressImpl; } else { StringMsgParser smp = new StringMsgParser(); return smp.parseAddress(address); } } /** create a sip uri. * *@param uri -- the uri to parse. */ public android.javax.sip.address.SipURI createSipURI(String uri) throws ParseException { if (uri == null) throw new NullPointerException("null URI"); try { StringMsgParser smp = new StringMsgParser(); SipUri sipUri = smp.parseSIPUrl(uri); return (SipURI) sipUri; } catch (ParseException ex) { throw new ParseException(ex.getMessage(), 0); } } /** Create a SipURI * *@param user -- the user *@param host -- the host. */ public android.javax.sip.address.SipURI createSipURI(String user, String host) throws ParseException { if (host == null) throw new NullPointerException("null host"); StringBuilder uriString = new StringBuilder("sip:"); if (user != null) { uriString.append(user); uriString.append("@"); } //if host is an IPv6 string we should enclose it in sq brackets if (host.indexOf(':') != host.lastIndexOf(':') && host.trim().charAt(0) != '[') host = '[' + host + ']'; uriString.append(host); try { return this.createSipURI(uriString.toString()); } catch (ParseException ex) { throw new ParseException(ex.getMessage(), 0); } } /** * Creates a TelURL based on given URI string. The '+' should * not be included in the phoneNumber string argument. If scheme is not present, it will be added. * * @param uri - the new string value of the phoneNumber. * @throws URISyntaxException if the URI string is malformed. */ public android.javax.sip.address.TelURL createTelURL(String uri) throws ParseException { if (uri == null) throw new NullPointerException("null url"); String telUrl = null; if(uri.startsWith("tel:")) { telUrl = uri; }else { telUrl = "tel:" + uri; } try { StringMsgParser smp = new StringMsgParser(); TelURLImpl timp = (TelURLImpl) smp.parseUrl(telUrl); return (TelURL) timp; } catch (ParseException ex) { throw new ParseException(ex.getMessage(), 0); } } /** * Creates a URI based on given URI string. The URI string is parsed in * order to create the new URI instance. Depending on the scheme the * returned may or may not be a SipURI or TelURL cast as a URI. * * @param uri - the new string value of the URI. * @throws URISyntaxException if the URI string is malformed. */ public android.javax.sip.address.URI createURI(String uri) throws ParseException { if (uri == null) throw new NullPointerException("null arg"); try { URLParser urlParser = new URLParser(uri); String scheme = urlParser.peekScheme(); if (scheme == null) throw new ParseException("bad scheme", 0); if (scheme.equalsIgnoreCase("sip") || scheme.equalsIgnoreCase("sips")) { return this.createSipURI(uri); } else if (scheme.equalsIgnoreCase("tel")) { return this.createTelURL(uri); } // Issue 316 : the scheme should match ALPHA *(ALPHA / DIGIT / "+" / "-" / "." ) if(!SCHEME_PATTERN.matcher(scheme).matches()) { throw new ParseException("the scheme " + scheme + " from the following uri " + uri + " doesn't match ALPHA *(ALPHA / DIGIT / \"+\" / \"-\" / \".\" ) from RFC3261",0); } } catch (ParseException ex) { throw new ParseException(ex.getMessage(), 0); } return new android.gov.nist.javax.sip.address.GenericURI(uri); } }




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