Package org.qdl_lang.evaluate

Class ListEvaluator

java.lang.Object

org.qdl_lang.evaluate.AbstractEvaluator

org.qdl_lang.evaluate.ListEvaluator

All Implemented Interfaces:

Serializable, EvaluatorInterface

public class ListEvaluator
extends AbstractEvaluator

Created by Jeff Gaynor
on 9/30/21 at 5:07 PM

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	ListEvaluator.DoReverse

Nested classes/interfaces inherited from class org.qdl_lang.evaluate.AbstractEvaluator

AbstractEvaluator.CommonKeyIterator, AbstractEvaluator.fPointer, AbstractEvaluator.fpResult

Field Summary

Fields

Modifier and Type	Field	Description
static int	LIST_BASE_VALUE
static String	LIST_COPY
static int	LIST_COPY_TYPE
static String	LIST_COPY2
static String	LIST_FQ
static String	LIST_INSERT_AT
static int	LIST_INSERT_AT_TYPE
static String	LIST_INSERT_AT2
static String	LIST_NAMESPACE
static String	LIST_REVERSE
static int	LIST_REVERSE_TYPE
static String	LIST_REVERSE2
static String	LIST_SORT
static int	LIST_SORT_TYPE
static String	LIST_STARTS_WITH
static int	LIST_STARTS_WITH_TYPE
static String	LIST_STARTS_WITH2
static String	LIST_SUBSET
static int	LIST_SUBSET_TYPE
static String	PICK
static int	PICK_TYPE

Fields inherited from class org.qdl_lang.evaluate.AbstractEvaluator

bigArgList, bigArgList0, FILE_OP_AUTO, FILE_OP_BINARY, FILE_OP_INPUT_STREAM, FILE_OP_TEXT_INI, FILE_OP_TEXT_STEM, FILE_OP_TEXT_STRING, FILE_OP_TEXT_WITHOUT_LIST_INI, fNames, MAX_ARG_COUNT

Fields inherited from interface org.qdl_lang.evaluate.EvaluatorInterface

UNKNOWN_VALUE

Constructor Summary

Constructors

Constructor	Description
ListEvaluator()

Method Summary

Modifier and Type	Method	Description
protected Object	checkCopyNode(ExpressionInterface expr, State state, boolean doInsert)
boolean	dispatch(Polyad polyad, State state)	Does the actual evaluation of the Polyad.
protected void	doListCopyOrInsert(Polyad polyad, State state, boolean doInsert)
protected void	doListReverse(Polyad polyad, State state)
protected void	doListSort(Polyad polyad, State state)	Always returns a sorted list.
protected void	doListStartsWith(Polyad polyad, State state)	Returns a list of indices.
protected boolean	doListSubset(Polyad polyad, State state)
protected boolean	doPickSubset(Polyad polyad, State state)	Pick elements based on a function that is supplied.
String[]	getFunctionNames()
String	getNamespace()
int	getType(String name)

Methods inherited from class org.qdl_lang.evaluate.AbstractEvaluator

areAllBigDecimals, areAllBoolean, areAllLongs, areAllNumbers, areAllSets, areAllStems, areAllStrings, areAnyBigDecimals, areNoneStems, bdEquals, checkNull, checkNull, convertArgsToStem, evaluate, evaluate, finishExpr, getBigArgList, getBigArgList0, getCommonKeys, getFQFunctionNames, getFunctionReferenceNode, getFunctionReferenceNode, getOperator, getOrCreateStem, isBigDecimal, isBoolean, isBuiltInFunction, isFunctionRef, isLong, isNumber, isScalar, isSet, isStem, isStemList, isString, listFunctions, process1, process2, process2, process3, processSet1, processSet2, processSet2, processStem1, processStem2, processStem3, resolveResourceToFile, tempFname, toBD, toConstants, toStem

Methods inherited from class java.lang.Object

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

Field Detail

LIST_NAMESPACE

public static final String LIST_NAMESPACE

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Constant Field Values

LIST_FQ

public static final String LIST_FQ

See Also:

Constant Field Values

LIST_BASE_VALUE

public static final int LIST_BASE_VALUE

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Constant Field Values

LIST_INSERT_AT

public static final String LIST_INSERT_AT

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Constant Field Values

LIST_INSERT_AT2

public static final String LIST_INSERT_AT2

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Constant Field Values

LIST_INSERT_AT_TYPE

public static final int LIST_INSERT_AT_TYPE

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Constant Field Values

LIST_SUBSET

public static final String LIST_SUBSET

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Constant Field Values

LIST_SUBSET_TYPE

public static final int LIST_SUBSET_TYPE

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Constant Field Values

LIST_COPY

public static final String LIST_COPY

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Constant Field Values

LIST_COPY2

public static final String LIST_COPY2

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Constant Field Values

LIST_COPY_TYPE

public static final int LIST_COPY_TYPE

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Constant Field Values

LIST_STARTS_WITH

public static final String LIST_STARTS_WITH

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Constant Field Values

LIST_STARTS_WITH2

public static final String LIST_STARTS_WITH2

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Constant Field Values

LIST_STARTS_WITH_TYPE

public static final int LIST_STARTS_WITH_TYPE

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Constant Field Values

LIST_REVERSE

public static final String LIST_REVERSE

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Constant Field Values

LIST_REVERSE2

public static final String LIST_REVERSE2

See Also:

Constant Field Values

LIST_REVERSE_TYPE

public static final int LIST_REVERSE_TYPE

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Constant Field Values

LIST_SORT

public static final String LIST_SORT

See Also:

Constant Field Values

LIST_SORT_TYPE

public static final int LIST_SORT_TYPE

See Also:

Constant Field Values

PICK

public static final String PICK

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Constant Field Values

PICK_TYPE

public static final int PICK_TYPE

See Also:

Constant Field Values

Constructor Detail

ListEvaluator

public ListEvaluator()

Method Detail

getFunctionNames

public String[] getFunctionNames()

Specified by:

getFunctionNames in class AbstractEvaluator

dispatch

public boolean dispatch(Polyad polyad,
                        State state)

Description copied from class: AbstractEvaluator

Does the actual evaluation of the Polyad.

Specified by:

dispatch in class AbstractEvaluator

Returns:

getType

public int getType(String name)

getNamespace

public String getNamespace()

doListSort

protected void doListSort(Polyad polyad,
                          State state)

Always returns a sorted list.

Parameters:

polyad -

state -

doListCopyOrInsert

protected void doListCopyOrInsert(Polyad polyad,
                                  State state,
                                  boolean doInsert)

checkCopyNode

protected Object checkCopyNode(ExpressionInterface expr,
                               State state,
                               boolean doInsert)

doListSubset

protected boolean doListSubset(Polyad polyad,
                               State state)

doPickSubset

protected boolean doPickSubset(Polyad polyad,
                               State state)

Pick elements based on a function that is supplied.

Parameters:

polyad -

state -

Returns:

doListStartsWith

protected void doListStartsWith(Polyad polyad,
                                State state)

Returns a list of indices. The results is conformable to the left argument and the values in it are the indices of the right argument.

Parameters:

polyad -

state -

doListReverse

protected void doListReverse(Polyad polyad,
                             State state)