- 902 名前：デフォルトの名無しさん mailto:sage [2007/05/08(火) 16:12:47 ]
- >>899
import java.io.*;
public class Expand {
public static void main(String[] args) throws IOException {
if (args.length != 2) { System.err.println("java Expand infile outfile"); return; }
int expand = 8; // TAB width
BufferedReader in = null;
BufferedWriter out = null;
try {
in = new BufferedReader(new FileReader(args[0]));
out = new BufferedWriter(new FileWriter(args[1]));
String s;
while ((s = in.readLine()) != null) {
StringBuilder sb = new StringBuilder(s);
int index = 0;
while ((index = sb.indexOf("\t", index)) != -1) {
sb.setCharAt(index, ' ');
for (int i = index % expand + 1; i < expand; i++) sb.insert(index, ' ');
}
out.write(sb.toString());
out.newLine();
}
} finally {
if (in != null) in.close();
if (out != null) out.close();
}
}
}
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