corbanameurl.java

JAVA 所有包

/*
 * @(#)CorbanameURL.java	1.8 05/11/17
 *
 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

package com.sun.corba.se.impl.naming.namingutil;

import com.sun.corba.se.impl.logging.NamingSystemException;
import com.sun.corba.se.spi.logging.CORBALogDomains;

/** 
 *  The corbaname: URL definitions from the -ORBInitDef and -ORBDefaultInitDef's
 *  will be stored in this object. This object is capable of storing CorbaLoc
 *  profiles as defined in the CorbaName grammer.
 *
 *  @Author Hemanth
 */
public class CorbanameURL extends INSURLBase
{
    private static NamingSystemException wrapper =
	NamingSystemException.get( CORBALogDomains.NAMING ) ;

    /**
     * This constructor takes a corbaname: url with 'corbaname:' prefix stripped
     * and initializes all the variables accordingly. If there are any parsing
     * errors then BAD_PARAM exception is raised.
     */
    public CorbanameURL( String aURL ) {
        String url = aURL;
  
        // First Clean the URL Escapes if there are any
        try {
            url = Utility.cleanEscapes( url );
        } catch( Exception e ) {
            badAddress( e );
        }

        int delimiterIndex = url.indexOf( '#' );
        String corbalocString = null;
        if( delimiterIndex != -1 ) {
                // Append corbaloc: for Grammar check, Get the string between
                // corbaname: and # which forms the corbaloc string
                corbalocString = "corbaloc:" +
                    url.substring( 0, delimiterIndex ) + "/";
        } else {
            // Build a corbaloc string to check the grammar.
            // 10 is the length of corbaname:
            corbalocString = "corbaloc:" + url.substring( 0, url.length() );
            // If the string doesnot end with a / then add one to end the
            // URL correctly
            if( corbalocString.endsWith( "/" ) != true ) {
                corbalocString = corbalocString + "/";
            }
        }
        try {
            // Check the corbaloc grammar and set the returned corbaloc
            // object to the CorbaName Object
            INSURL insURL = 
                INSURLHandler.getINSURLHandler().parseURL( corbalocString );
            copyINSURL( insURL );
            // String after '#' is the Stringified name used to resolve
            // the Object reference from the rootnaming context. If
            // the String is null then the Root Naming context is passed
            // back
            if((delimiterIndex > -1) &&
	       (delimiterIndex < (aURL.length() - 1)))
            {
		int start = delimiterIndex + 1 ;
		String result = url.substring(start) ;
		theStringifiedName = result ;
            } 
        } catch( Exception e ) {
            badAddress( e );
        }
    }

    /**
     * A Utility method to throw BAD_PARAM exception.
     */
    private void badAddress( java.lang.Throwable e )
        throws org.omg.CORBA.BAD_PARAM
    {
	throw wrapper.insBadAddress( e ) ;
    }

    /**
     * A Utility method to copy all the variables from CorbalocURL object to
     * this instance. 
     */
    private void copyINSURL( INSURL url ) {
        rirFlag = url.getRIRFlag( );
        theEndpointInfo = (java.util.ArrayList) url.getEndpointInfo( );
        theKeyString = url.getKeyString( );
        theStringifiedName = url.getStringifiedName( );
    }

    public boolean isCorbanameURL( ) {
        return true;
    }

}