//////////////////////////////////////////////////////////////////////////
// Constructor
//////////////////////////////////////////////////////////////////////////
public static SysInStream make(Stream input, Long bufSize)
{
if (bufSize == null || bufSize.longValue() == 0)
return new SysInStream(input);
else
return new SysInStream(new BufferedStream(input, bufSize.intValue()));
}
public override InStream @in(Long bufSize)
{
try
{
System.IO.Stream ins;
if (m_parent is Zip)
{
// never buffer if using ZipInputStream
ins = new ZipEntryInputStream((m_parent as Zip).m_zipIn);
}
else
{
ins = (m_parent as ZipFile).GetInputStream(m_entry);
// buffer if specified
if (bufSize != null && bufSize.longValue() != 0)
ins = new System.IO.BufferedStream(ins, bufSize.intValue());
}
// return as fan stream
return new SysInStream(ins);
}
catch (System.IO.IOException e)
{
throw IOErr.make(e).val;
}
}
public static Stream toBuffered(Stream output, Long bufSize)
{
if (bufSize == null || bufSize.longValue() == 0)
return output;
else
return new BufferedStream(output, bufSize.intValue());
}
public override InStream @in(Long bufSize)
{
try
{
System.IO.Stream ins;
if (m_parent is Zip)
{
// never buffer if using ZipInputStream
ins = new ZipEntryInputStream((m_parent as Zip).m_zipIn);
}
else
{
ins = (m_parent as ZipFile).GetInputStream(m_entry);
// buffer if specified
if (bufSize != null && bufSize.longValue() != 0)
{
ins = new System.IO.BufferedStream(ins, bufSize.intValue());
}
}
// return as fan stream
return(new SysInStream(ins));
}
catch (System.IO.IOException e)
{
throw IOErr.make(e).val;
}
}
public virtual Long peekChar()
{
Long x = readChar();
if (x != null)
{
unreadChar(x.longValue());
}
return(x);
}
//////////////////////////////////////////////////////////////////////////
// Constructor
//////////////////////////////////////////////////////////////////////////
public static SysInStream make(Stream input, Long bufSize)
{
if (bufSize == null || bufSize.longValue() == 0)
{
return(new SysInStream(input));
}
else
{
return(new SysInStream(new BufferedStream(input, bufSize.intValue())));
}
}
public static Stream toBuffered(Stream output, Long bufSize)
{
if (bufSize == null || bufSize.longValue() == 0)
{
return(output);
}
else
{
return(new BufferedStream(output, bufSize.intValue()));
}
}
public object removeSame(object val)
{
// modify in removeAt(long)
Long i = indexSame(val);
if (i == null)
{
return(null);
}
return(removeAt(i.longValue()));
}
public virtual Buf readBufFully(Buf buf, long n)
{
if (buf == null)
{
buf = Buf.make(n);
}
long total = n;
long got = 0;
while (got < total)
{
Long r = readBuf(buf, total - got);
if (r == null || r.longValue() == 0)
{
throw IOErr.make("Unexpected end of stream").val;
}
got += r.longValue();
}
buf.flip();
return(buf);
}
public List moveTo(object item, long toIndex)
{
modify();
Long curIndex = index(item);
if (curIndex == null)
{
return(this);
}
if (curIndex.longValue() == toIndex)
{
return(this);
}
removeAt(curIndex.longValue());
if (toIndex == -1)
{
return(add(item));
}
if (toIndex < 0)
{
++toIndex;
}
return(insert(toIndex, item));
}
public virtual long pipe(OutStream output, Long toPipe, bool cls)
{
try
{
long bufSize = FanInt.Chunk.longValue();
Buf buf = Buf.make(bufSize);
long total = 0;
if (toPipe == null)
{
while (true)
{
Long n = readBuf(buf.clear(), bufSize);
if (n == null)
{
break;
}
output.writeBuf(buf.flip(), buf.remaining());
total += n.longValue();
}
}
else
{
long toPipeVal = toPipe.longValue();
while (total < toPipeVal)
{
if (toPipeVal - total < bufSize)
{
bufSize = toPipeVal - total;
}
Long n = readBuf(buf.clear(), bufSize);
if (n == null)
{
throw IOErr.make("Unexpected end of stream").val;
}
output.writeBuf(buf.flip(), buf.remaining());
total += n.longValue();
}
}
return(total);
}
finally
{
if (cls)
{
close();
}
}
}
public virtual string readLine(Long max)
{
// max limit
int maxChars = System.Int32.MaxValue;
if (max != null)
{
long maxLong = max.longValue();
if (maxLong == 0L)
{
return("");
}
if (maxLong < 0)
{
throw ArgErr.make("Invalid max: " + max).val;
}
if (maxLong < System.Int32.MaxValue)
{
maxChars = (int)maxLong;
}
}
// read first char, if at end of file bail
int c = rChar();
if (c < 0)
{
return(null);
}
// loop reading chars until we hit newline
// combo or end of stream
StringBuilder buf = new StringBuilder(256);
while (true)
{
// check for \n, \r\n, or \r
if (c == '\n')
{
break;
}
if (c == '\r')
{
c = rChar();
if (c >= 0 && c != '\n')
{
unreadChar(c);
}
break;
}
// Append to working buffer
buf.Append((char)c);
if (buf.Length >= maxChars)
{
break;
}
// read next char
c = rChar();
if (c < 0)
{
break;
}
}
return(buf.ToString());
}
public virtual string readLine(Long max)
{
// max limit
int maxChars = System.Int32.MaxValue;
if (max != null)
{
long maxLong = max.longValue();
if (maxLong == 0L) return "";
if (maxLong < 0) throw ArgErr.make("Invalid max: " + max).val;
if (maxLong < System.Int32.MaxValue)
maxChars = (int)maxLong;
}
// read first char, if at end of file bail
int c = rChar();
if (c < 0) return null;
// loop reading chars until we hit newline
// combo or end of stream
StringBuilder buf = new StringBuilder(256);
while (true)
{
// check for \n, \r\n, or \r
if (c == '\n') break;
if (c == '\r')
{
c = rChar();
if (c >= 0 && c != '\n') unreadChar(c);
break;
}
// Append to working buffer
buf.Append((char)c);
if (buf.Length >= maxChars) break;
// read next char
c = rChar();
if (c < 0) break;
}
return buf.ToString();
}
public virtual long pipe(OutStream output, Long toPipe, bool cls)
{
try
{
long bufSize = FanInt.Chunk.longValue();
Buf buf = Buf.make(bufSize);
long total = 0;
if (toPipe == null)
{
while (true)
{
Long n = readBuf(buf.clear(), bufSize);
if (n == null) break;
output.writeBuf(buf.flip(), buf.remaining());
total += n.longValue();
}
}
else
{
long toPipeVal = toPipe.longValue();
while (total < toPipeVal)
{
if (toPipeVal - total < bufSize) bufSize = toPipeVal - total;
Long n = readBuf(buf.clear(), bufSize);
if (n == null) throw IOErr.make("Unexpected end of stream").val;
output.writeBuf(buf.flip(), buf.remaining());
total += n.longValue();
}
}
return total;
}
finally
{
if (cls) close();
}
}
