src/com/interrupt/bookkeeping/cc/executor/AbstractHelper.java

   1 package com.interrupt.bookkeeping.cc.executor;
   2
   3 import java.io.ByteArrayInputStream;
   4 import java.io.InputStreamReader;
   5 import java.io.PushbackReader;
   6
   7 import org.apache.log4j.Logger;
   8
   9 import com.interrupt.bob.base.BobSystem;
  10
  11 import com.interrupt.bookkeeping.cc.lexer.Lexer;
  12 import com.interrupt.bookkeeping.cc.lexer.LexerException;
  13 import com.interrupt.bookkeeping.cc.node.AXmlCommandInput;
  14 import com.interrupt.bookkeeping.cc.node.Start;
  15 import com.interrupt.bookkeeping.cc.parser.Parser;
  16 import com.interrupt.bookkeeping.cc.parser.ParserException;
  17
  18 public abstract class AbstractHelper {
  19
  20         private Logger logger = Logger.getLogger(AbstractHelper.class);
  21
  22         public static AXmlCommandInput reparse(String xmlString) {
  23
  24
  25                 xmlString = "create( "+xmlString+" );";
  26                 Logger.getLogger(AbstractHelper.class).debug("");
  27                 Logger.getLogger(AbstractHelper.class).debug("AXmlCommandInput reparse: ");
  28                 Logger.getLogger(AbstractHelper.class).debug(xmlString);
  29
  30
  31                 VisitorFindFirstXMLBlock fvisitorBlock = new VisitorFindFirstXMLBlock();
  32                 ByteArrayInputStream bs = null;
  33                 try {
  34
  35                         bs = new ByteArrayInputStream(xmlString.getBytes("UTF-8"));
  36
  37                         PushbackReader pbreader = new PushbackReader( new InputStreamReader(bs), 1024 );
  38
  39                         //** parse the syntax and provide the MODEL
  40                         Lexer lexer = new Lexer(pbreader);
  41                         Parser parser = new Parser(lexer);
  42
  43                         // parse the input
  44                         Start tree = parser.parse();
  45
  46                         // find first XMLBlock
  47                         tree.apply( fvisitorBlock );
  48
  49                 }
  50                 catch(java.io.UnsupportedEncodingException e) {
  51                         e.printStackTrace();
  52                 }
  53                 catch(java.io.IOException e) {
  54                         e.printStackTrace();
  55                 }
  56                 catch(LexerException e) {
  57                         e.printStackTrace();
  58                 }
  59                 catch(ParserException e) {
  60                         e.printStackTrace();
  61                 }
  62
  63                 AXmlCommandInput result = fvisitorBlock.getXmlCommandInput();
  64                 //logger.debug("LoadHelper.reparse / THE END["+ result +"]");
  65
  66                 return result;
  67
  68         }
  69
  70
  71 }