149 lines
4.7 KiB
Java
149 lines
4.7 KiB
Java
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* Source location (file,line) with persistence support
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*/
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// when who what
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// 06/27/97 jband added this header to my code
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//
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package com.netscape.jsdebugging.ifcui;
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import netscape.application.*;
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import netscape.util.*;
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import com.netscape.jsdebugging.api.JSSourceLocation;
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import com.netscape.jsdebugging.ifcui.palomar.util.*;
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// XXX implementation note: we currently maintain a string representaion for
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// quick lookups. This will change when the Breakpoint becomes more complex...
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import netscape.util.*;
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public class Location
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implements Comparable, Codable
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{
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public Location( JSSourceLocation jssl )
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{
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this( jssl.getURL(), jssl.getLine() );
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if(AS.S)ER.T(null!=jssl,"null JSSourceLocation passed to Location ctor",this);
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}
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public Location( String url,
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int line )
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{
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if(AS.S)ER.T(null!=url,"null url in Location ctor",this);
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if(AS.S)ER.T(line >=0,"negative line in Location ctor",this);
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_url = url;
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_line = line;
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_stringRep = new String( _url + "#" + _line );
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}
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// for Codable
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public Location() {}
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public String getURL() {return _url; }
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public int getLine() {return _line;}
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// override Object
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public String toString()
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{
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return _stringRep;
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}
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// override Object
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public boolean equals(Object obj)
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{
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if(AS.S)ER.T(obj!=null,"null obect handed to Location equals",this);
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if(AS.S)ER.T(obj instanceof Location,"non-Location obect handed to Location equals",this);
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Location other = (Location) obj;
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if( _stringRep.equals(other._stringRep) )
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return true;
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return false;
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}
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// override Object
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public int hashCode()
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{
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return 13*_url.hashCode() + 17*_line;
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}
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// implement Comparable
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public int compareTo(Object obj)
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{
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if(AS.S)ER.T(obj!=null,"null obect handed to Location compareTo",this);
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if(AS.S)ER.T(obj instanceof Location,"non-Location object handed to Location compareTo",this);
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Location other = (Location) obj;
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int retval = _url.compareTo( other._url );
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if( 0 == retval )
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retval = _line - other._line;
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return retval;
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}
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// implement Codable
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public void describeClassInfo(ClassInfo info)
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{
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info.addField("_url", STRING_TYPE);
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info.addField("_line", INT_TYPE);
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}
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public void encode(Encoder encoder) throws CodingException
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{
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encoder.encodeString("_url", _url);
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encoder.encodeInt("_line", _line);
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}
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public void decode(Decoder decoder) throws CodingException
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{
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_url = decoder.decodeString("_url");
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_line = decoder.decodeInt("_line");
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}
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public void finishDecoding() throws CodingException
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{
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_stringRep = new String( _url + "#" + _line );
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}
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private String _url;
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private int _line;
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private String _stringRep;
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}
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