1 /*
2 * Copyright (c) 2001, Zoltan Farkas All Rights Reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 */
18
19 package net.sf.zel.vm;
20
21 import net.sf.zel.math.ExtendedMathContext;
22
23 public interface ParsingContext
24 {
25
26 /**
27 * generate instruction code with argument
28 *
29 * @param instr Instruction
30 * @param arg Object
31 */
32 void generateCode(Object... args);
33
34 /**
35 * generate code at address
36 * @param address
37 * @param args
38 */
39 void generateCodeAt(int address, Object... args);
40
41 /**
42 * Add code to this context
43 * @param code Object[]
44 */
45 void generateCodeAll(ParsingContext parsingContext);
46
47 /**
48 * return the current code address
49 * @return
50 */
51 int getAddress();
52
53 /**
54 * send a object for processing
55 * @param obj Object
56 */
57 void process(Object obj);
58
59 /**
60 * get the code generated in this context
61 * @return Object[]
62 */
63 ProgramBuilder getProgramBuilder();
64
65 /**
66 * clone this context
67 * @return
68 */
69 ParsingContext createSubContext();
70
71
72
73 ExtendedMathContext getMathContext();
74
75 }