litesoft
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// This Source Code is in the Public Domain per: http://unlicense.org package org.litesoft.util; import java.io.*; import java.util.*; public class TextFileProcessor { public static void main( String[] args ) { if ( args.length < 3 ) { System.out.println( "Usage: inputFile, acceptedFile, rejectedFile" ); System.exit( 1 ); } File zRejectedFile = new File( args[2] ); File zAcceptedFile = new File( args[1] ); Chunk[] zChunks = chunk( FileUtils.loadTextFile( new File( args[0] ) ) ); List<String> zAccepted = new ArrayList<String>(); List<Chunk> zRejected = new ArrayList<Chunk>(); for ( Chunk zChunk : zChunks ) { String zQuoteAsString = zChunk.accept(); if ( zQuoteAsString != null ) { zAccepted.add( zQuoteAsString ); } else { zRejected.add( zChunk ); } } if ( !zAccepted.isEmpty() ) { System.out.println( "Accepted: " + zAccepted.size() ); FileUtils.appendTextFile( zAcceptedFile, zAccepted.toArray( new String[zAccepted.size()] ) ); } if ( !zRejected.isEmpty() ) { System.out.println( "Rejected: " + zRejected.size() ); List<String> zToWrite = new ArrayList<String>(); for ( Chunk zChunk : zRejected ) { zToWrite.addAll( zChunk.getLines() ); zToWrite.add( "." ); } FileUtils.storeTextFile( zRejectedFile, zToWrite.toArray( new String[zToWrite.size()] ) ); } } private static Chunk[] chunk( String[] pStrings ) { List<Chunk> zChunks = new ArrayList<Chunk>(); Chunk zChunk = new Chunk(); for ( String zLine : pStrings ) { if ( !zLine.equals( "." ) ) { zChunk.addLine( zLine ); } else if ( !zChunk.isEmpty() ) { zChunks.add( zChunk ); zChunk = new Chunk(); } } if ( !zChunk.isEmpty() ) { zChunks.add( zChunk ); } return zChunks.toArray( new Chunk[zChunks.size()] ); } private static class Chunk { private List<String> mLines = new ArrayList<String>(); public boolean isEmpty() { return mLines.isEmpty(); } public List<String> getLines() { return mLines; } public void addLine( String pLine ) { mLines.add( pLine ); } private boolean all7BitAscii( String pLine ) { for ( int i = pLine.length(); --i >= 0; ) { char c = pLine.charAt( i ); if ( (c < ' ') || (126 < c) ) { return false; } } return true; } public String accept() { String rv = combineLinesIfOK(); if ( rv == null ) { return null; // reject! } // . . . . . . . . . 012345 int at = rv.indexOf( "\" -- " ); String zQuote = rv.substring( 1, at ).trim(); String zAttribute = rv.substring( at + 5 ).trim(); return isOK( zAttribute ) && isOK( zQuote ) ? zAttribute + " | " + zQuote : null; } private boolean isOK( String pText ) { return (pText.length() > 1) && !pText.contains( "\"" ); } private String combineLinesIfOK() { String rv = null; if ( (mLines.size() <= 15) ) { if ( mLines.size() == 1 ) { rv = checkSingleLine( mLines.get( 0 ) ); } else { int ndx = mLines.size() - 1; String zLastLine = mLines.get( ndx-- ); if ( zLastLine.startsWith( " -- " ) ) { zLastLine = mLines.get( ndx-- ) + zLastLine; } rv = checkLastLine( zLastLine ); while ( (rv != null) && ndx > 0 ) { rv = checkMiddleLine( rv, mLines.get( ndx-- ) ); } if ( rv != null ) { rv = checkFirstLine( rv, mLines.get( 0 ) ); } } } return rv; } private boolean lineOK( String pLine, char pStartsWith ) { return ((pLine.length() > 1) && all7BitAscii( pLine ) && (pLine.charAt( 0 ) == pStartsWith)); } private String checkSingleLine( String pLine ) { if ( lineOK( pLine, '"' ) && pLine.contains( "\" -- " ) ) { return pLine.trim(); } return null; } private String checkLastLine( String pLine ) { if ( lineOK( pLine, ' ' ) && pLine.contains( "\" -- " ) ) { return pLine.trim(); } return null; } private String checkMiddleLine( String pAccumulated, String pLine ) { if ( lineOK( pLine, ' ' ) && !pLine.contains( " -- " ) ) { return pLine.trim() + " " + pAccumulated; } return null; } private String checkFirstLine( String pAccumulated, String pLine ) { if ( lineOK( pLine, '"' ) && !pLine.contains( " -- " ) ) { return pLine.trim() + " " + pAccumulated; } return null; } } } |