org.armedbear.lisp
Class FileStream

java.lang.Object
  org.armedbear.lisp.LispObject
      org.armedbear.lisp.StructureObject
          org.armedbear.lisp.Stream
              org.armedbear.lisp.FileStream

public final class FileStream
extends Stream

Nested Class Summary

Nested classes/interfaces inherited from class org.armedbear.lisp.Stream

Stream.EolStyle, Stream.ReadtableAccessor

Field Summary

Fields inherited from class org.armedbear.lisp.Stream

charPos, currentReadtable, elementType, encoding, eolChar, eolStyle, externalFormat, faslReadtable, isBinaryStream, isCharacterStream, isInputStream, isOutputStream, keywordDefault, lastChar, lineNumber, offset, platformEolStyle, reader

Constructor Summary

FileStream(Pathname pathname, java.lang.String namestring, LispObject elementType, LispObject direction, LispObject ifExists, LispObject format)

Method Summary

protected boolean	_charReady() Returns a boolean indicating input readily available
void	_clearInput() Reads all input from the underlying stream, until _charReady() indicates no more input to be available
void	_close() Closes the stream and underlying streams
protected long	_getFilePosition() Returns a (non-negative) file position integer or a negative value if the position cannot be determined.
protected boolean	_setFilePosition(LispObject arg) Sets the file position based on a position designator passed in arg
LispObject	classOf()
LispObject	fileLength()
Pathname	getPathname()
java.lang.String	printObject()
void	setExternalFormat(LispObject format)
LispObject	typeOf()
LispObject	typep(LispObject typeSpecifier)

Methods inherited from class org.armedbear.lisp.Stream

_finishOutput, _readByte, _readChar, _unreadChar, _writeByte, _writeChar, _writeChars, _writeLine, _writeString, clearInput, close, fileStringLength, finishOutput, freshLine, getCharPos, getElementType, getEncoding, getExternalFormat, getFilePosition, getLineNumber, getOffset, getWrappedInputStream, getWrappedOutputStream, getWrappedReader, getWrappedWriter, initAsBinaryInputStream, initAsBinaryOutputStream, initAsCharacterInputStream, initAsCharacterOutputStream, invert, isBinaryInputStream, isBinaryOutputStream, isCharacterInputStream, isCharacterOutputStream, isInputStream, isInteractive, isOpen, isOutputStream, listen, prin1, print, printStackTrace, read, readArray, readByte, readChar, readChar, readCharacterLiteral, readCharNoHang, readComplex, readDelimitedList, readDispatchChar, readLine, readList, readPathname, readPreservingWhitespace, readRadix, readSharpDot, readSharpLeftParen, readSharpStar, readString, readStructure, readSymbol, readSymbol, setCharPos, setFilePosition, setInteractive, setOpen, setWriter, skipBalancedComment, streamNotBinaryOutputStream, streamNotCharacterInputStream, streamNotCharacterOutputStream, streamNotInputStream, streamNotOutputStream, terpri, unreadChar

Methods inherited from class org.armedbear.lisp.StructureObject

equalp, getFixnumSlotValue, getParts, getSlotIndex, getSlotValue_0, getSlotValue_1, getSlotValue_2, getSlotValue_3, getSlotValue, getSlotValueAsBoolean, psxhash, psxhash, setSlotValue_0, setSlotValue_1, setSlotValue_2, setSlotValue_3, setSlotValue, setSlotValue, SLOT_VALUE

Methods inherited from class org.armedbear.lisp.LispObject

ABS, add, add, aref_long, aref, AREF, AREF, aset, aset, aset, ash, ash, atom, ATOM, caddr, cadr, car, cddr, cdr, CHAR, characterp, CHARACTERP, chars, COMPLEXP, constantp, CONSTANTP, copyToArray, decr, DENOMINATOR, dispatch, divideBy, doubleValue, elt, endp, ENDP, EQ, eql, eql, eql, EQL, equal, equal, EQUAL, equalp, evenp, EVENP, execute, execute, execute, execute, execute, execute, execute, execute, execute, execute, execute, floatp, FLOATP, floatValue, getBooleanValue, getCallCount, getDescription, getDocumentation, getHotCount, getInstance, getPropertyList, getStringChars, getStringValue, getSymbolFunction, getSymbolFunctionOrDie, getSymbolSetfFunction, getSymbolSetfFunctionOrDie, getSymbolValue, incr, incrementCallCount, incrementHotCount, integerp, INTEGERP, intValue, IS_E, IS_GE, IS_GT, IS_LE, IS_LT, IS_NE, isEqualTo, isEqualTo, isGreaterThan, isGreaterThan, isGreaterThanOrEqualTo, isGreaterThanOrEqualTo, isLessThan, isLessThan, isLessThanOrEqualTo, isLessThanOrEqualTo, isNotEqualTo, isNotEqualTo, isSpecialOperator, isSpecialVariable, javaInstance, javaInstance, LDB, length, LENGTH, listp, LISTP, lockableInstance, LOGAND, LOGAND, LOGIOR, LOGIOR, LOGNOT, LOGXOR, LOGXOR, longValue, minusp, MINUSP, MOD, MOD, multiplyBy, multiplyBy, negate, noFillPointer, NOT, nreverse, NTH, NTH, nthcdr, numberp, NUMBERP, NUMERATOR, oddp, ODDP, plusp, PLUSP, princToString, push, rationalp, RATIONALP, realp, REALP, resolve, reverse, RPLACA, RPLACD, SCHAR, setCallCount, setCar, setCdr, setDocumentation, setHotCount, setPropertyList, SIMPLE_STRING_P, STRING, stringp, STRINGP, subtract, subtract, SVREF, svset, sxhash, SYMBOLP, truncate, unreadableString, unreadableString, VECTOR_PUSH_EXTEND, VECTOR_PUSH_EXTEND, vectorp, VECTORP, vectorPushExtend, zerop, ZEROP

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FileStream

public FileStream(Pathname pathname,
                  java.lang.String namestring,
                  LispObject elementType,
                  LispObject direction,
                  LispObject ifExists,
                  LispObject format)
           throws java.io.IOException

Throws:

java.io.IOException

Method Detail

typeOf

public LispObject typeOf()

Overrides:

typeOf in class Stream

classOf

public LispObject classOf()

Overrides:

classOf in class Stream

typep

public LispObject typep(LispObject typeSpecifier)

Overrides:

typep in class Stream

setExternalFormat

public void setExternalFormat(LispObject format)

Overrides:

setExternalFormat in class Stream

getPathname

public Pathname getPathname()

fileLength

public LispObject fileLength()

Overrides:

fileLength in class Stream

_charReady

protected boolean _charReady()

Description copied from class: Stream

Returns a boolean indicating input readily available

Overrides:

_charReady in class Stream

Returns:

true if a character is available

_clearInput

public void _clearInput()

Description copied from class: Stream

Reads all input from the underlying stream, until _charReady() indicates no more input to be available

Overrides:

_clearInput in class Stream

_getFilePosition

protected long _getFilePosition()

Description copied from class: Stream

Returns a (non-negative) file position integer or a negative value if the position cannot be determined.

Overrides:

_getFilePosition in class Stream

Returns:

non-negative value as a position spec

_setFilePosition

protected boolean _setFilePosition(LispObject arg)

Description copied from class: Stream

Sets the file position based on a position designator passed in arg

Overrides:

_setFilePosition in class Stream

Parameters:

arg - File position specifier as described in the CLHS

Returns:

true on success, false on failure

_close

public void _close()

Description copied from class: Stream

Closes the stream and underlying streams

Overrides:

_close in class Stream

printObject

public java.lang.String printObject()

Overrides:

printObject in class StructureObject