package com.ccg.macros;

 import com.ccg.io.*;

 import java.io.*;

 import java.util.*;

 class TableInsert extends TableProcessor implements MacroHandler {

   private AtMacros _AtMacros;

   private String _Source;

   private String _Name;

   private String _Format;

   private Output _Out;

   TableInsert(AtMacros am, String name, String source) {

     super(null);

     _AtMacros = am;

     _Name = name;

     _Source = source;

     _Format = "";

   }

   public boolean processData() {

     try {

       _Out.write(_AtMacros.interpretCheck(_Format));

     } catch (Exception ioe) {

       setDataException(ioe);

       return false;

     }

     return true;

   }

   public void process(Output out, Vector args)

     throws IOException, InterpretException {

     _Format = "";

     if (args.size() >= 1) _Format = args.elementAt(0).toString();

     if (_Format.length() == 0)

       throw new InterpretException("Error: no FORMAT specified to @"+

                                    _Name+"(FORMAT)");

     LineNumberReader lnr =

       new LineNumberReader(com.ccg.io.Utility.getReader(_Source));

     setTable(new TextTable());

     String fmac = _Name+"F";

     _AtMacros.addMacro(fmac,new TableField(_AtMacros,fmac,this));

     _Out = out;

     process(lnr);

     _AtMacros.addMacro(fmac,(MacroHandler) null);

     Exception re = getDataException();

     if (re == null) re = getHeaderException();

     try {

       lnr.close();

     } catch (IOException ioe) {

       re = ioe;

     }

     if (re != null) {

       if (re instanceof IOException) throw (IOException) re;

       else throw (InterpretException) re;

     }

   }

 }