public static string Replace(string message, string oldString, string newString)
{
if (message == null)
{
return(null);
}
if (newString == null)
{
return(message);
}
int i = 0;
if ((i = message.IndexOf(oldString, i)) >= 0)
{
char[] string2 = message.ToCharArray();
char[] newString2 = newString.ToCharArray();
int oLength = oldString.Length();
StrBuilder buf = new StrBuilder(string2.Length);
buf.Append(string2, 0, i).Append(newString2);
i += oLength;
int j;
for (j = i; (i = message.IndexOf(oldString, i)) > 0; j = i)
{
buf.Append(string2, j, i - j).Append(newString2);
i += oLength;
}
buf.Append(string2, j, string2.Length - j);
return(buf.ToString());
}
else
{
return(message);
}
}
public static string Escape(string raw)
{
if (IsEmpty(raw))
{
return("");
}
int length = raw.Length();
int i = 0;
StrBuilder sbr = new StrBuilder(raw.Length() / 2);
while (i < length)
{
char c = raw.CharAt(i++);
if (CharUtils.IsLetterOrDigit(c) || CharUtils.IsEscapeExempt(c))
{
sbr.Append(c);
}
else
{
int i1 = raw.CharAt(i - 1);
string escape = CharUtils.ToHex(i1);
sbr.Append('%');
if (escape.Length > 2)
{
sbr.Append('u');
}
sbr.Append(escape.ToUpper());
}
}
return(sbr.ToString());
}
public static string FormatEscape(string cs, string indent)
{
string text = cs.ToString();
if (text.IndexOf('\n') != -1)
{
if (text.Length == 1)
{
return(Quote("\\n"));
}
StrBuilder sbr = new StrBuilder();
sbr.Append("|");
string[] lines = Split(text, '\n');
for (int i = 0; i < lines.Length; i++)
{
string line = lines[i];
sbr.Append("\n" + indent + line);
}
if (text[text.Length - 1] == '\n')
{
sbr.Append("\n" + indent);
}
return(sbr.ToString());
}
else if ("".Equals(text))
{
return(Quote(text));
}
else
{
const string indicators = ":[]{},\"'|*&";
bool quoteIt = false;
foreach (char c in indicators.ToCharArray())
{
if (text.IndexOf(c) != -1)
{
quoteIt = true;
break;
}
}
if (text.Trim().Length != text.Length)
{
quoteIt = true;
}
if (MathUtils.IsNumber(text))
{
quoteIt = true;
}
if (quoteIt)
{
text = Escape(text);
text = Quote(text);
}
return(text);
}
}
public string ReadUTF()
{
CheckAvailable(2);
int utfLength = ReadShort() & 0xffff;
CheckAvailable(utfLength);
int goalPosition = Position() + utfLength;
StrBuilder strings = new StrBuilder(utfLength);
while (Position() < goalPosition)
{
int a = ReadByte() & 0xff;
if ((a & 0x80) == 0)
{
strings.Append((char)a);
}
else
{
int b = ReadByte() & 0xff;
if ((b & 0xc0) != 0x80)
{
throw new LSysException(StringExtensions.ValueOf(b));
}
if ((a & 0xe0) == 0xc0)
{
char ch = (char)(((a & 0x1f) << 6) | (b & 0x3f));
strings.Append(ch);
}
else if ((a & 0xf0) == 0xe0)
{
int c = ReadByte() & 0xff;
if ((c & 0xc0) != 0x80)
{
throw new LSysException(StringExtensions.ValueOf(c));
}
char ch = (char)(((a & 0x0f) << 12) | ((b & 0x3f) << 6) | (c & 0x3f));
strings.Append(ch);
}
else
{
throw new LSysException("null");
}
}
}
return(strings.ToString());
}
public static string Format(string format, params object[] o)
{
if (CollectionUtils.IsEmpty(o))
{
return("");
}
StrBuilder b = new StrBuilder();
int p = 0;
for (; ;)
{
int i = format.IndexOf('{', p);
if (i == -1)
{
break;
}
int idx = format.IndexOf('}', i + 1);
if (idx == -1)
{
break;
}
if (p != i)
{
b.Append(format.Substring(p, i));
}
string nstr = format.Substring(i + 1, idx);
try
{
int n = Integer.ParseInt(nstr);
if (n >= 0 && n < o.Length)
{
b.Append(o[n]);
}
else
{
b.Append('{').Append(nstr).Append('}');
}
}
catch (java.lang.Exception)
{
b.Append('{').Append(nstr).Append('}');
}
p = idx + 1;
}
b.Append(format.Substring(p));
return(b.ToString());
}
public static string FormatSeconds(int secondsTotal, StrBuilder output)
{
int second = 60;
int minutes = secondsTotal / second;
int seconds = secondsTotal % second;
output.Append(minutes);
output.Append(':');
if (seconds < 10)
{
output.Append('0');
}
output.Append(seconds);
return(output.ToString());
}
private static void FormatTime(StrBuilder tag, string pfx, int dgt, long val)
{
tag.Append(pfx);
if (dgt > 1)
{
int pad = (dgt - 1);
for (long i = val; i > 9 && pad > 0; i /= 10)
{
pad--;
}
for (int j = 0; j < pad; j++)
{
tag.Append('0');
}
}
tag.Append(val);
}
public string ToString(char split)
{
if (length == 0)
{
return("[]");
}
bool[] items = this.items;
StrBuilder buffer = new StrBuilder(32);
buffer.Append('[');
buffer.Append(items[0]);
for (int i = 1; i < length; i++)
{
buffer.Append(split);
buffer.Append(items[i]);
}
buffer.Append(']');
return(buffer.ToString());
}
public string ToString(char split)
{
if (length == 0)
{
return("[]");
}
sbyte[] bytebuffer = this.bytebuffer;
StrBuilder buffer = new StrBuilder(CollectionUtils.INITIAL_CAPACITY);
buffer.Append('[');
buffer.Append(StringUtils.ToHex(bytebuffer[0]));
for (int i = 1; i < length; i++)
{
buffer.Append(split);
buffer.Append(StringUtils.ToHex(bytebuffer[i]));
}
buffer.Append(']');
return(buffer.ToString());
}
public static string Join(char flag, params string[] o)
{
if (CollectionUtils.IsEmpty(o))
{
return("");
}
StrBuilder sbr = new StrBuilder();
int size = o.Length;
for (int i = 0; i < size; i++)
{
sbr.Append(o[i]);
if (i < size - 1)
{
sbr.Append(flag);
}
}
return(sbr.ToString());
}
public StringKeyValue Kv(string key, object[] values)
{
if (key == null && values == null)
{
return(this);
}
int size = values.Length;
StrBuilder sbr = new StrBuilder(size + 32);
sbr.Append('{');
for (int i = 0; i < size; i++)
{
sbr.Append(values[i]);
if (i < size - 1)
{
sbr.Append(',');
}
}
sbr.Append('}');
return(Kv(key, sbr.ToString()));
}
public static string GetRandString(int size)
{
StrBuilder str = new StrBuilder(size);
char ch;
for (int i = 0; i < size; i++)
{
ch = Convert.ToChar(Convert.ToInt32(MathUtils.Floor(MathUtils.Random() * 26 + 65)));
str.Append(ch);
}
return(str.ToString());
}
public StringKeyValue AddValue(bool ch)
{
InitBuild();
_buffer.Append(ch);
_dirty = true;
return(this);
}
public string ToString(char split)
{
if (size == 0)
{
return("[]");
}
Entry[] values = this.valuesTable;
StrBuilder buffer = new StrBuilder(32);
buffer.Append('[');
for (int i = 0; i < size; i++)
{
object key = values[i].key;
object value = values[i].value;
buffer.Append(key == this ? "(this Map)" : key);
buffer.Append('=');
buffer.Append(value == this ? "(this Map)" : value);
if (i < size - 1)
{
buffer.Append(split).Append(' ');
}
}
buffer.Append(']');
return(buffer.ToString());
}
public string EncryptBytes(sbyte[] buffer)
{
Md5Init();
Md5Update(buffer, buffer.Length);
Md5Final();
StrBuilder buf = new StrBuilder();
for (int i = 0; i < 16; i++)
{
buf.Append(CharUtils.ToHex(digest[i]));
}
return(buf.ToString());
}
public override string ToString()
{
LIterator <E> it = Iterator();
if (!it.HasNext())
{
return("[]");
}
StrBuilder sbr = new StrBuilder();
sbr.Append('[');
for (it = _map.GetKeys(); it.HasNext();)
{
E e = it.Next();
sbr.Append((object)e == (object)this ? "(this ObjectSet)" : e.ToString());
if (!it.HasNext())
{
return(sbr.Append(']').ToString());
}
sbr.Append(',').Append(' ');
}
return(sbr.ToString());
}
public static string FormatCRLF(string cs)
{
if (IsEmpty(cs))
{
return(LSystem.EMPTY);
}
string src = cs.ToString();
int pos = src.IndexOf("\r", StringComparison.Ordinal);
if (pos != -1)
{
int len = src.Length;
StrBuilder buffer = new StrBuilder();
int lastPos = 0;
while (pos != -1)
{
buffer.Append(src, lastPos, pos);
if (pos == len - 1 || src[pos + 1] != '\n')
{
buffer.Append('\n');
}
lastPos = pos + 1;
if (lastPos >= len)
{
break;
}
pos = src.IndexOf("\r", lastPos, StringComparison.Ordinal);
}
if (lastPos < len)
{
buffer.Append(src, lastPos, len);
}
src = buffer.ToString();
}
return(src);
}