Package coneforest.psylla.core

Class PsyReader

java.lang.Object

coneforest.psylla.core.PsyReader

All Implemented Interfaces:

PsyCloseable, PsyConvertableToName, PsyConvertableToString, PsyEvaluable, PsyObject, PsyReadable, PsyReady, PsyResetable

Direct Known Subclasses:

PsyFileReader, PsyStringReader

public class PsyReader
extends Object
implements PsyCloseable, PsyEvaluable, PsyReadable, PsyResetable

Field Summary

Fields

Modifier and Type	Field	Description
static String	LINE_SEPARATOR

Fields inherited from interface coneforest.psylla.core.PsyCloseable

OPERATORS

Fields inherited from interface coneforest.psylla.core.PsyEvaluable

OPERATORS

Fields inherited from interface coneforest.psylla.core.PsyReadable

OPERATORS

Fields inherited from interface coneforest.psylla.core.PsyResetable

OPERATORS

Constructor Summary

Constructors

Constructor	Description
PsyReader(InputStream is)
PsyReader(Reader reader)

Method Summary

Modifier and Type	Method	Description
void	psyClose()	Closes this object.
void	psyEval()	Evaluate this object in the current context.
PsyString	psyReadLine()	Read a line (Ψ-string) from this object and returns it.
PsyString	psyReadString(PsyInteger oCount)	Read a Ψ-string from this object and returns it.
PsyBoolean	psyReady()	Returns a Ψ-boolean indicating whether this object is ready to be read.
void	psyReset()	Reset this object.
PsyInteger	psySkip(PsyInteger oCount)	Skips characters.
int	read()
Reader	reader()

Methods inherited from class java.lang.Object

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

Methods inherited from interface coneforest.psylla.core.PsyObject

convert, execute, invoke, psyClone, psyEq, psyHashCode, psyInstanceOf, psyNe, psySyntax, psyToName, psyToString, psyType, toSyntaxString, typeName

Methods inherited from interface coneforest.psylla.core.PsyReadable

psyRead

Field Detail

LINE_SEPARATOR

public static final String LINE_SEPARATOR

Constructor Detail

PsyReader

public PsyReader(Reader reader)

PsyReader

public PsyReader(InputStream is)

Method Detail

psyEval

public void psyEval()
             throws PsyException

Description copied from interface: PsyEvaluable

Evaluate this object in the current context.

Specified by:

psyEval in interface PsyEvaluable

Throws:

PsyException - when an error occurs durind evaluation of this object.

reader

public Reader reader()

read

public int read()
         throws PsyIOErrorException

Specified by:

read in interface PsyReadable

Throws:

PsyIOErrorException

psyReadString

public PsyString psyReadString(PsyInteger oCount)
                        throws PsyIOErrorException,
                               PsyLimitCheckException,
                               PsyRangeCheckException

Description copied from interface: PsyReadable

Read a Ψ-string from this object and returns it.

Specified by:

psyReadString in interface PsyReadable

Parameters:

oCount - a Ψ-integer representing the length of the string.

Returns:

a string read.

Throws:

PsyIOErrorException

PsyLimitCheckException

PsyRangeCheckException

psyReadLine

public PsyString psyReadLine()
                      throws PsyIOErrorException

Description copied from interface: PsyReadable

Read a line (Ψ-string) from this object and returns it.

Specified by:

psyReadLine in interface PsyReadable

Returns:

a line read,

Throws:

PsyIOErrorException

psySkip

public PsyInteger psySkip(PsyInteger oCount)
                   throws PsyIOErrorException,
                          PsyRangeCheckException

Description copied from interface: PsyReadable

Skips characters. This method will block until some characters are available, an I/O error occurs, or end of input is reached.

Specified by:

psySkip in interface PsyReadable

Parameters:

oCount - a Ψ-integer representing the number of characters to be skipped.

Returns:

a Ψ-integer representing the number of characters actually skipped.

Throws:

PsyIOErrorException

PsyRangeCheckException

psyReady

public PsyBoolean psyReady()
                    throws PsyIOErrorException

Description copied from interface: PsyReadable

Returns a Ψ-boolean indicating whether this object is ready to be read.

Specified by:

psyReady in interface PsyReadable

Specified by:

psyReady in interface PsyReady

Returns:

true if this object is ready to be read, and false otherwise.

Throws:

PsyIOErrorException - when I/O error occurs.

psyClose

public void psyClose()
              throws PsyIOErrorException

Description copied from interface: PsyCloseable

Closes this object.

Specified by:

psyClose in interface PsyCloseable

Throws:

PsyIOErrorException

psyReset

public void psyReset()
              throws PsyIOErrorException

Description copied from interface: PsyResetable

Reset this object.

Specified by:

psyReset in interface PsyResetable

Throws:

PsyIOErrorException