Go back */ public int getTabSpacing( ) { go back tabs. getTabSpacing( ); } /** * major software: simply create an EnTab item, and move the normal enter * or the named file(s) via it. */ public static void main(String[] argv) throws IOException { EnTab et = new EnTab(8); if (argv. size == zero) // do regular enter et. entab( new BufferedReader(new InputStreamReader(System. in)), process. out); else for (int i = zero; i < argv. size; i++) { // do each one dossier et. entab( new BufferedReader(new FileReader(argv[i])), process. out); } } /** * undefined: simply store the tab values. * * @param n * The variety of areas each one tab is to interchange. */ public EnTab(int n) { tabs = new Tabs(n); } public EnTab( ) { tabs = new Tabs( ); } sixty six | bankruptcy three: Strings and issues this is often the name of the booklet, eMatter version Copyright © 2007 O’Reilly & affiliates, Inc. All rights reserved. instance 3-6. Entab. java (continued) /** * entab: technique one dossier, changing blanks with tabs. * * @param is A BufferedReader opened to the dossier to be learn. * @param out a PrintWriter to ship the output to. */ public void entab(BufferedReader is, PrintWriter out) throws IOException { String line; int c, col = zero, newcol; // major loop: technique whole dossier one line at a time. whereas ((line = is. readLine( )) ! = null) { out. println(entabLine(line)); } } /** * entab: method one dossier, exchanging blanks with tabs. * * @param is A BufferedReader opened to the dossier to be learn. * @param out A PrintStream to put in writing the output to. */ public void entab(BufferedReader is, PrintStream out) throws IOException { entab(is, new PrintWriter(out)); } /** * entabLine: procedure one line, changing blanks with tabs. * * @param line * the string to be processed */ public String entabLine(String line) { int N = line. size( ), outCol = zero; StringBuffer sb = new StringBuffer( ); char ch; int consumedSpaces = zero; for (int inCol = zero; inCol < N; inCol++) { ch = line. charAt(inCol); // If we get an area, eat it, do not output it. // If this takes us to a tab cease, output a tab personality. if (ch == ' ') { Debug. println("space", "Got area at " + inCol); if (! tabs. isTabStop(inCol)) { consumedSpaces++; } else { Debug. println("tab", "Got a Tab cease "+ inCol); sb. append('\t'); outCol += consumedSpaces; consumedSpaces = zero; } proceed; } increasing and Compressing Tabs this is often the name of the ebook, eMatter version Copyright © 2007 O’Reilly & affiliates, Inc. All rights reserved. | sixty seven Example 3-6. Entab. java (continued) // we are at a non-space; // to place the "leftover" // them above. whereas (inCol-1 > outCol) Debug. println("pad", sb. append(' '); outCol++; } if we are simply prior a tab cease, we'd like areas again out, considering that we fed on { "Padding area at "+ inCol); // we have now a undeniable personality to output. sb. append(ch); outCol++; } // If line ended with trailing (or basically! ) areas, guard them. for (int i = zero; i < consumedSpaces; i++) { Debug. println("trail", "Padding area at finish # " + i); sb. append(' '); } go back sb. toString( ); } } because the reviews nation, this code used to be patterned after a software in Kernighan and Plauger’s vintage paintings, software program instruments.