电脑技术学习

java 文件的缩进排版

dn001
内容: //以下是我做的java 文件的缩进排版,算法有缺点.但能用,
//不管怎么说,排java文件时比UltralEdit的排版强。

import java.io.File;
import java.io.PrintStream;
import java.util.ArrayList;
import lang9.Str9;
import lang9.out;
import util9.Load9;

class DentJavaCode
{

public static boolean dent(File file, File file1)
{
String as[] = new String[1];
if(file == null || !file.exists())
{
return false;
} else
{
as = Load9.copy(file, as);
ArrayList arraylist = new ArrayList();
dent(as, arraylist, 0);
as = (String[])arraylist.toArray(as);
out.b("s.len=" + as.length);
Load9.copy(as, file1);
return true;
}
}

public static int dent(ArrayList arraylist, ArrayList arraylist1, int i)
{
if(arraylist == null && arraylist.size() == 0)
{
System.out.println("dent frm list1,but list1 isnull");
return i;
}
if(arraylist1 == null)
{
System.out.println("dent to list2,but list2 is null");
return i;
} else
{
String as[] = new String[1];
as = (String[])arraylist.toArray(as);
return dent(as, arraylist1, i);
}
}

public static String[] dent(String as[], String as1[], int i)
{
ArrayList arraylist = new ArrayList();
dent(as, arraylist, i);
if(as1 == null)
as1 = new String[1];
return (String[])arraylist.toArray(as1);
}

public static int dent(String as[], ArrayList arraylist, int i)
{
int j = as.length;
boolean flag = false;
if(as == null || as.length == 0)
{
System.out.println("dent from s[],but s[] is null");
return i;
}
if(arraylist == null)
{
System.out.println("dent to list,but list is null");
return i;
}
for(int l = 0; l < as.length; l++)
{
if(as[l] == null)
continue;
as[l] = as[l].trim();
int k = as[l].length();
if(k == 0)
continue;
int i1 = Str9.indexOf_outQuotes(special, as[l]);
if(i1 < 0)
{
if(flag)
arraylist.add(space(2) + as[l]);
else
arraylist.add(space(i) + as[l]);
continue;
}
String s = as[l].substring(i1);
if(s.indexOf("{") == 0)
s = "{";
else
if(s.indexOf("}") == 0)
s = "}";
else
if(s.indexOf("//") == 0)
s = "//";
else
if(s.indexOf("*/") == 0)
s = "*/";
else
if(s.indexOf("/*") == 0)
s = "/*";
if(s.equals("//"))
{
if(i1 > 0)
{
arraylist.add(space(i) + as[l].substring(0, i1));
arraylist.add(space(i) + as[l].substring(i1));
} else
{
arraylist.add(space(i) + as[l]);
}
continue;
}
if(s.equals("*/"))
{
flag = false;
if(i1 > 0)
arraylist.add(space(2) + as[l].substring(0, i1));
arraylist.add("*/");
i1 += 2;
if(k > i1)
{
as[l] = as[l].substring(i1);
l--;
}
continue;
}
if(s.equals("/*"))
{
flag = true;
if(i1 > 0)
{
arraylist.add(space(i) + as[l].substring(0, i1));
as[l] = as[l].substring(i1);
}
if((i1 = Str9.indexOf_outQuotes("*/", as[l], i1 + 2)) != -1)
{
flag = false;
i1 += 2;
arraylist.add(as[l].substring(0, i1));
if(as[l].length() > i1)
{
as[l] = as[l].substring(i1);
l--;
}
continue;
}
if(as[l].length() <= 0)
continue;
arraylist.add("/*");
as[l] = as[l].substring(2);
if(as[l].length() > 0)
arraylist.add(space(2) + as[l]);
continue;
}
if(s.equals("{"))
{
i1++;
if(as[l].indexOf("//") == i1)
{
arraylist.add(space(i) + as[l]);
i += increment;
continue;
}
arraylist.add(space(i) + as[l].substring(0, i1));
i += increment;
if(k > i1)
{
as[l] = as[l].substring(i1);
l--;
}
continue;
}
if(s.equals("}"))
{
arraylist.add(space(i) + as[l].substring(0, i1));
i -= increment;
i1++;
if(k > i1 && as[l].charAt(i1) == ';')
{
arraylist.add(space(i) + "};");
i1++;
if(k > i1)
{
as[l] = as[l].substring(i1);
l--;
}
continue;
}
if(as[l].indexOf("}//") == 0)
{
System.out.println("2s[i]=" + as[l] + ",indent=" + i);
arraylist.add(space(i) + as[l]);
continue;
}
arraylist.add(space(i) + "}");
if(k > i1)
{
as[l] = as[l].substring(i1);
l--;
}
} else
{
arraylist.add(space(i) + as[l]);
}
}

return i;
}

static String space(int i)
{
return Str9.repeat(' ', i);
}

public DentJavaCode(File file)
{
String as[] = null;
as = Load9.copy(file, as);
ArrayList arraylist = new ArrayList();
dent(as, arraylist, 0);
String s = file.getName();
int i = 0;
boolean flag = false;
File file1;
file1 = file1 = new File(s + "dent0");
i = 1;
do
{
if(i >= 5)
break;
file1 = new File(s + "dent" + i);
if(!file1.exists())
break;
i++;
} while(true);
if(file1.exists())
file1.delete();
if(file.renameTo(file1))
{
String as1[] = (String[])arraylist.toArray(as);
Load9.copy(as1, file);
System.out.println("ok");
} else
{
System.out.println("rename:false");
}
}

public static void main(String args[])
{
String args1[] = new String[1];
File file = new File(args[0]);
args1 = Load9.copy(file, args1);
ArrayList arraylist = new ArrayList();
dent(args1, arraylist, 0);
File file1 = new File(args[0] + "dent0");
int i = 1;
do
{
if(i >= 5)
break;
file1 = new File(args[0] + "dent" + i);
if(!file1.exists())
break;
i++;
} while(true);
if(file1.exists())
file1.delete();
String args2[] = (String[])arraylist.toArray(args1);
if(file.renameTo(file1))
{
Load9.copy(args2, file);
System.out.println("ok");
} else
{
System.out.println("rename:false");
}
}

static int increment = 3;
public static String special[] = {
"{", "}", "//", "/*", "*/"
};

}
Java, java, J2SE, j2se, J2EE, j2ee, J2ME, j2me, ejb, ejb3, JBOSS, jboss, spring, hibernate, jdo, struts, webwork, ajax, AJAX, mysql, MySQL, Oracle, Weblogic, Websphere, scjp, scjd //以下?

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