JDK1.4编译器后端

				
				package AST;
				import java.util.HashSet;import java.util.LinkedHashSet;import java.io.FileNotFoundException;import java.io.File;import java.util.*;import beaver.*;import java.util.ArrayList;import java.util.zip.*;import java.io.*;								public class LineNumberTableAttribute extends Attribute {
				    // Declared in Attributes.jrag at line 110								    public LineNumberTableAttribute(CodeGeneration gen) {				      super(gen.constantPool(), "LineNumberTable");				      u2(gen.lineNumberTable.size());				      for(Iterator iter = gen.lineNumberTable.iterator(); iter.hasNext(); ) {				        CodeGeneration.LineNumberEntry e = (CodeGeneration.LineNumberEntry)iter.next();				        u2(e.start_pc);				        u2(e.line_number);				      }				    }								
				}