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1 import au.id.jericho.lib.html.*;
2 import java.util.*;
3 import java.io.*;
4 import java.net.*;
5
6 public class SplitLongLines {
7 private static final int MAX_LENGTH=70;
8
9 private static int col;
10
11 public static void main(String  [] args) throws Exception {
12 String sourceUrlString="../doc/index.html";
13 if (args.length==0)
14 System.err.println("Using default argument of \""+sourceUrlString+'"');
15 else
16 sourceUrlString=args[0];
17 if (sourceUrlString.indexOf(':')==-1) sourceUrlString="file:"+sourceUrlString;
18 URL sourceUrl=new URL(sourceUrlString);
19 BufferedReader reader=null;
20 try {
21 reader=new BufferedReader(new InputStreamReader(sourceUrl.openStream()));
22 String line;
23 while ((line=reader.readLine())!=null) {
24 if (line.length()<=MAX_LENGTH) {
25 println(line);
26 continue;
27 }
28 line=line.trim();
29 if (line.length()<=MAX_LENGTH) {
30 println(line);
31 continue;
32 }
33 Source source=new Source(line);
34 source.fullSequentialParse();
35 int pos=0;
36 for (final Iterator i=source.findAllTags().iterator(); i.hasNext();) {
37 Tag tag=(Tag)i.next();
38 if (pos!=tag.getBegin()) print(line.subSequence(pos,tag.getBegin())); printTag(tag,line);
40 pos=tag.getEnd();
41 }
42 if (pos!=line.length()) print(line.subSequence(pos,line.length())); println();
44 }
45 } finally {
46 if (reader!=null) reader.close();
47 }
48 }
49
50 private static void println() {
51 System.out.println();
52 col=0;
53 }
54
55 private static void println(CharSequence text) {
56 System.out.println(text);
57 col=0;
58 }
59
60 private static void print(CharSequence text) {
61 print(text,true);
62 }
63
64 private static void print(CharSequence text, boolean splitLongText) {
65 if (splitLongText && text.length()>MAX_LENGTH) {
66 String [] words=text.toString().split("\\s");
67 for (int i=0; i<words.length; i++) {
68 print(words[i],false);
69 if (i<words.length-1) print(" ");
70 }
71 return;
72 }
73 if (col>0 && col+text.length()>MAX_LENGTH) println();
74 System.out.print(text);
75 col+=text.length();
76 }
77
78 private static void printTag(Tag tag, String line) {
79 if (tag.length()<=MAX_LENGTH || tag instanceof EndTag) {
80 print(tag);
81 return;
82 }
83 StartTag startTag=(StartTag)tag;
84 Attributes attributes=startTag.getAttributes();
85 if (attributes!=null) {
86 print(line.substring(startTag.getBegin(),attributes.getBegin()));
87 for (Iterator j=attributes.iterator(); j.hasNext();) {
88 Attribute attribute=(Attribute)j.next();
89 print(" ");
90 print(attribute);
91 }
92 print(line.substring(attributes.getEnd(),startTag.getEnd()));
93 } else {
94 print(startTag);
95 }
96 }
97 }
98 |
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