org.maverickdbms.basic
Class Factory

java.lang.Object
  org.maverickdbms.basic.Factory

All Implemented Interfaces:

Program, Variable

public class Factory

extends java.lang.Object

implements Program

Factory is a factory class to produce and recycle objects needed by the BASIC program.

Method Summary

void	clearList(int index)
void	clearLists()
boolean	containsList(int index)
void	createFile(ConstantString type, ConstantString name, int flags, ConstantString[] fields)
void	deleteList(ConstantString record, mvString status)
void	dropFile(ConstantString type, ConstantString name)
Array	getArray()
Program	getCommand(ConstantString command)
Common	getCommon()
Condition	getCondition(Field f)
Condition	getCondition(int type, Condition vvv)
Condition	getCondition(int type, ConstantString vvv)
ConstantString	getConstant(double constant) Creates a new ConstantString from the specified double.
ConstantString	getConstant(int constant) Creates a new ConstantString from the specified integer.
ConstantString	getConstant(long constant) Creates a new ConstantString from the specified long.
ConstantString	getConstant(java.lang.String constant) Creates a new ConstantString from the specified String.
ConstantString	getFile(Program program, mvString var, ConstantString type, ConstantString name, int flags, mvString status)
Formatter	getFormatter(int type, ConstantString pattern, boolean convNull) Retuns a formatter of the specified type
Key	getKey()
List	getList(int index)
ConstantString	getList(mvString var, mvString count, ConstantString record, mvString status)
MathInterface	getMath()
java.text.NumberFormat	getNumberFormatter()
OSFile	getOSFile()
Program	getProgram(ConstantString name)
SequentialFile	getSequentialFile()
Session	getSession()
mvString	getStatus()
mvString	getString() Generates a mvString object.
Terminals	getTerminals()
Tree	getTree(int type)
void	popLists() Pops the current set of lists to restore a previous environment
void	popResolver()
void	pushLists() Pushes the current set of lists to create a new environment
void	pushResolver(Resolver r)
void	putString(mvString s) Returns a mvString object to the factory for reuse.
void	RELEASE()
ConstantString	run(Session session, mvString[] args)
void	setList(int index, List list)
void	writeList(ConstantString var, ConstantString record, mvString status)

Methods inherited from class java.lang.Object

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

Method Detail

createFile

public void createFile(ConstantString type,
                       ConstantString name,
                       int flags,
                       ConstantString[] fields)
                throws mvException

Throws:

mvException

clearList

public void clearList(int index)
               throws mvException

Throws:

mvException

clearLists

public void clearLists()
                throws mvException

Throws:

mvException

containsList

public boolean containsList(int index)
                     throws mvException

Throws:

mvException

deleteList

public void deleteList(ConstantString record,
                       mvString status)
                throws mvException

Throws:

mvException

dropFile

public void dropFile(ConstantString type,
                     ConstantString name)
              throws mvException

Throws:

mvException

getArray

public Array getArray()

getCommand

public Program getCommand(ConstantString command)
                   throws mvException

Throws:

mvException

getCommon

public Common getCommon()

getCondition

public Condition getCondition(Field f)

getCondition

public Condition getCondition(int type,
                              ConstantString vvv)

getCondition

public Condition getCondition(int type,
                              Condition vvv)

getConstant

public ConstantString getConstant(double constant)

Creates a new ConstantString from the specified double.

Parameters:

constant - the integer.

Returns:

the ConstantString representation

getConstant

public ConstantString getConstant(int constant)

Creates a new ConstantString from the specified integer.

Parameters:

constant - the integer.

Returns:

the ConstantString representation

getConstant

public ConstantString getConstant(long constant)

Creates a new ConstantString from the specified long.

Parameters:

constant - the long.

Returns:

the ConstantString representation

getConstant

public ConstantString getConstant(java.lang.String constant)

Creates a new ConstantString from the specified String.

Parameters:

constant - the String.

Returns:

the ConstantString representation

getFile

public ConstantString getFile(Program program,
                              mvString var,
                              ConstantString type,
                              ConstantString name,
                              int flags,
                              mvString status)
                       throws mvException

Throws:

mvException

getFormatter

public Formatter getFormatter(int type,
                              ConstantString pattern,
                              boolean convNull)
                       throws mvException

Retuns a formatter of the specified type

Parameters:

type - The type of the formatter

pattern - The pattern the formatter should apply

convNull - On error whether null or the input string is returned

Returns:

the formatter

Throws:

mvException

getKey

public Key getKey()

getList

public List getList(int index)

getList

public ConstantString getList(mvString var,
                              mvString count,
                              ConstantString record,
                              mvString status)
                       throws mvException

Throws:

mvException

getMath

public MathInterface getMath()

getNumberFormatter

public java.text.NumberFormat getNumberFormatter()

getOSFile

public OSFile getOSFile()

getProgram

public Program getProgram(ConstantString name)
                   throws mvException

Throws:

mvException

getSequentialFile

public SequentialFile getSequentialFile()

getSession

public Session getSession()

getStatus

public mvString getStatus()

getString

public mvString getString()

Generates a mvString object.

Returns:

the mvString

getTerminals

public Terminals getTerminals()
                       throws mvException

Throws:

mvException

getTree

public Tree getTree(int type)

popLists

public void popLists()
              throws mvException

Pops the current set of lists to restore a previous environment

Throws:

mvException

popResolver

public void popResolver()

pushLists

public void pushLists()

Pushes the current set of lists to create a new environment

pushResolver

public void pushResolver(Resolver r)

putString

public void putString(mvString s)

Returns a mvString object to the factory for reuse.

Parameters:

s - the mvString

RELEASE

public void RELEASE()
             throws mvException

Throws:

mvException

run

public ConstantString run(Session session,
                          mvString[] args)

Specified by:

run in interface Program

setList

public void setList(int index,
                    List list)
             throws mvException

Throws:

mvException

writeList

public void writeList(ConstantString var,
                      ConstantString record,
                      mvString status)
               throws mvException

Throws:

mvException