org.matheclipse.core.expression

Class StringX

java.lang.Object

org.matheclipse.core.expression.ExprImpl

org.matheclipse.core.expression.StringX

All Implemented Interfaces:

edu.jas.structure.AbelianGroupElem<IExpr>, edu.jas.structure.Element<IExpr>, edu.jas.structure.GcdRingElem<IExpr>, edu.jas.structure.MonoidElem<IExpr>, edu.jas.structure.RingElem<IExpr>, java.io.Serializable, java.lang.Comparable<IExpr>, org.apache.commons.math4.FieldElement<IExpr>, IExpr, IStringX

public class StringX
extends ExprImpl
implements IStringX

A concrete IString implementation

See Also:

IStringX, Serialized Form

Field Summary

Fields inherited from interface org.matheclipse.core.interfaces.IExpr

ASTID, BLANKID, COMPLEXID, DOUBLECOMPLEXID, DOUBLEID, FRACTIONID, INTEGERID, METHODSYMBOLID, PATTERNID, STRINGID, SYMBOLID

Method Summary

Modifier and Type	Method and Description
<T> T	accept(IVisitor<T> visitor) Accept a visitor with return type T
boolean	accept(IVisitorBoolean visitor) Accept a visitor with return type boolean
int	accept(IVisitorInt visitor) Accept a visitor with return type int
long	accept(IVisitorLong visitor) Accept a visitor with return type long
char	charAt(int index)
int	compareTo(IExpr expr) Compares this expression with the specified expression for order.
int	compareTo(StringX anotherString)
int	compareToIgnoreCase(StringX str)
java.lang.String	concat(StringX str)
boolean	contentEquals(java.lang.StringBuffer sb)
static StringX	copyValueOf(char[] data)
static StringX	copyValueOf(char[] data, int offset, int count)
boolean	endsWith(java.lang.String suffix)
boolean	equals(java.lang.Object obj) Test if this is equal to b.
boolean	equalsIgnoreCase(java.lang.String anotherString)
java.lang.String	fullFormString() Return the FullForm() of this expression
byte[]	getBytes()
byte[]	getBytes(java.lang.String charsetName)
void	getChars(int srcBegin, int srcEnd, char[] dst, int dstBegin)
int	hashCode() Hashcode of this Element.
ISymbol	head() If this object is an instance of IAST get the first element (offset 0) of the IAST list (i.e. get(0) ).
int	hierarchy() A unique integer ID for the implementation of this expression
int	indexOf(int ch)
int	indexOf(int ch, int fromIndex)
int	indexOf(java.lang.String str)
int	indexOf(java.lang.String str, int fromIndex)
java.lang.String	intern()
java.lang.String	internalFormString(boolean symbolsAsFactoryMethod, int depth) Return the internal Java form of this expression.
int	lastIndexOf(int ch)
int	lastIndexOf(int ch, int fromIndex)
int	lastIndexOf(java.lang.String str)
int	lastIndexOf(java.lang.String str, int fromIndex)
int	length()
boolean	matches(java.lang.String regex)
protected static StringX	newInstance(java.lang.String value) Be cautious with this method, no new internal String object is created
boolean	regionMatches(boolean ignoreCase, int toffset, java.lang.String other, int ooffset, int len)
boolean	regionMatches(int toffset, java.lang.String other, int ooffset, int len)
java.lang.String	replace(char oldChar, char newChar)
java.lang.String	replaceFirst(java.lang.String regex, java.lang.String replacement)
java.lang.String[]	split(java.lang.String regex)
java.lang.String[]	split(java.lang.String regex, int limit)
boolean	startsWith(java.lang.String prefix)
boolean	startsWith(java.lang.String prefix, int toffset)
java.lang.CharSequence	subSequence(int start, int end)
java.lang.String	substring(int beginIndex)
java.lang.String	substring(int beginIndex, int endIndex)
char[]	toCharArray()
java.lang.String	toLowerCase()
java.lang.String	toLowerCase(java.util.Locale locale)
java.lang.String	toString()
java.lang.String	toUpperCase()
java.lang.String	toUpperCase(java.util.Locale locale)
java.lang.String	trim()
static StringX	valueOf(boolean b)
static StringX	valueOf(char c)
static StringX	valueOf(char[] data)
static StringX	valueOf(char[] data, int offset, int count)
static StringX	valueOf(double d)
static StringX	valueOf(float f)
static StringX	valueOf(int i)
static StringX	valueOf(long l)
static StringX	valueOf(java.lang.Object obj)
static StringX	valueOf(java.lang.StringBuffer stringBuffer)

Methods inherited from class org.matheclipse.core.expression.ExprImpl

$div, $minus, $plus, $times, $up, abs, and, apply, apply, asType, conjugate, copy, dec, divide, egcd, evalComplex, evalDouble, evalNumber, evalSignedNumber, factory, gcd, getAt, inc, internalJavaString, internalScalaString, inverse, leafCount, leaves, minus, mod, multiply, negate, negative, opposite, optional, or, plus, power, power, remainder, replaceAll, replaceAll, replacePart, replaceRepeated, replaceRepeated, replaceRepeated, replaceSlots, signum, subtract, sum, times, topHead, toScript, toScriptFactory, variables2Slots

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.matheclipse.core.interfaces.IExpr

$div, $minus, $plus, $times, $up, and, apply, apply, asType, dec, divide, evalComplex, evalDouble, evalNumber, evalSignedNumber, evaluate, evaluateHead, getAt, getField, ifPresent, inc, internalJavaString, internalScalaString, inverse, isAllExpanded, isAnd, isArcCos, isArcCosh, isArcSin, isArcSinh, isArcTan, isArcTanh, isAST, isAST, isAST, isAST, isAST, isAST, isAST, isASTSizeGE, isAtom, isBlank, isComplex, isComplexInfinity, isComplexNumeric, isCondition, isConstant, isCos, isCosh, isDerivative, isDirectedInfinity, isE, isExpanded, isFalse, isFlatAST, isFraction, isFree, isFree, isFree, isFreeAST, isFreeAST, isFreeOfPatterns, isFunction, isGEOrdered, isGTOrdered, isIndeterminate, isInfinity, isInteger, isIntegerResult, isLEOrdered, isList, isListOfLists, isLog, isLTOrdered, isMatrix, isMember, isMember, isMinusOne, isModule, isNegative, isNegativeInfinity, isNegativeResult, isNonNegativeResult, isNot, isNumber, isNumEqualInteger, isNumEqualRational, isNumeric, isNumericFunction, isNumericMode, isNumIntValue, isOne, isONE, isOr, isOrderlessAST, isPattern, isPatternDefault, isPatternExpr, isPatternSequence, isPi, isPlus, isPlusTimesPower, isPolynomial, isPolynomial, isPolynomialOfMaxDegree, isPositive, isPositiveResult, isPower, isPresent, isRational, isRationalResult, isRationalValue, isRealResult, isRuleAST, isSame, isSame, isSequence, isSignedNumber, isSin, isSinh, isSlot, isSlotSequence, isSpan, isSymbol, isTan, isTanh, isTimes, isTrue, isUnit, isValue, isVariable, isVector, isZero, isZERO, leafCount, leaves, minus, mod, multiply, multiply, negative, ofNullable, opposite, optional, or, orElse, orElseGet, orElseThrow, plus, power, power, reciprocal, replaceAll, replaceAll, replacePart, replaceRepeated, replaceRepeated, replaceSlots, signum, subtract, sum, times, timesDistributed, topHead, variables2Slots

Methods inherited from interface edu.jas.structure.RingElem

egcd, gcd

Methods inherited from interface edu.jas.structure.AbelianGroupElem

abs, negate

Methods inherited from interface edu.jas.structure.MonoidElem

remainder

Methods inherited from interface edu.jas.structure.Element

copy, factory, toScript, toScriptFactory

Methods inherited from interface org.apache.commons.math4.FieldElement

negate

Method Detail

newInstance

protected static StringX newInstance(java.lang.String value)

Be cautious with this method, no new internal String object is created

Parameters:

numerator -

Returns:

copyValueOf

public static StringX copyValueOf(char[] data)

Parameters:

data -

Returns:

copyValueOf

public static StringX copyValueOf(char[] data,
                                  int offset,
                                  int count)

Parameters:

data -

offset -

count -

Returns:

valueOf

public static StringX valueOf(boolean b)

Parameters:

b -

Returns:

valueOf

public static StringX valueOf(char c)

Parameters:

c -

Returns:

valueOf

public static StringX valueOf(char[] data)

Parameters:

data -

Returns:

valueOf

public static StringX valueOf(char[] data,
                              int offset,
                              int count)

Parameters:

data -

offset -

count -

Returns:

valueOf

public static StringX valueOf(double d)

Parameters:

d -

Returns:

valueOf

public static StringX valueOf(float f)

Parameters:

f -

Returns:

valueOf

public static StringX valueOf(int i)

Parameters:

i -

Returns:

valueOf

public static StringX valueOf(long l)

Parameters:

l -

Returns:

valueOf

public static StringX valueOf(java.lang.Object obj)

Parameters:

obj -

Returns:

valueOf

public static StringX valueOf(java.lang.StringBuffer stringBuffer)

charAt

public char charAt(int index)

Parameters:

index -

Returns:

compareTo

public int compareTo(IExpr expr)

Compares this expression with the specified expression for order. Returns a negative integer, zero, or a positive integer as this expression is canonical less than, equal to, or greater than the specified expression.

Specified by:

compareTo in interface edu.jas.structure.Element<IExpr>

Specified by:

compareTo in interface java.lang.Comparable<IExpr>

Specified by:

compareTo in interface IExpr

Overrides:

compareTo in class ExprImpl

Returns:

0 if this is equal to b, -1 if this is less then b, else +1.

compareTo

public int compareTo(StringX anotherString)

Parameters:

anotherString -

Returns:

compareToIgnoreCase

public int compareToIgnoreCase(StringX str)

Parameters:

str -

Returns:

concat

public java.lang.String concat(StringX str)

Parameters:

str -

Returns:

contentEquals

public boolean contentEquals(java.lang.StringBuffer sb)

Parameters:

sb -

Returns:

endsWith

public boolean endsWith(java.lang.String suffix)

Parameters:

suffix -

Returns:

equals

public boolean equals(java.lang.Object obj)

Description copied from interface: edu.jas.structure.Element

Test if this is equal to b.

Specified by:

equals in interface edu.jas.structure.Element<IExpr>

Overrides:

equals in class java.lang.Object

Returns:

true if this is equal to b, else false.

equalsIgnoreCase

public boolean equalsIgnoreCase(java.lang.String anotherString)

Parameters:

anotherString -

Returns:

fullFormString

public java.lang.String fullFormString()

Return the FullForm() of this expression

Specified by:

fullFormString in interface IExpr

Overrides:

fullFormString in class ExprImpl

getBytes

public byte[] getBytes()

Returns:

getBytes

public byte[] getBytes(java.lang.String charsetName)
                throws java.io.UnsupportedEncodingException

Parameters:

charsetName -

Returns:

Throws:

java.io.UnsupportedEncodingException

getChars

public void getChars(int srcBegin,
                     int srcEnd,
                     char[] dst,
                     int dstBegin)

Parameters:

srcBegin -

srcEnd -

dst -

dstBegin -

hashCode

public int hashCode()

Description copied from interface: edu.jas.structure.Element

Hashcode of this Element.

Specified by:

hashCode in interface edu.jas.structure.Element<IExpr>

Overrides:

hashCode in class java.lang.Object

Returns:

the hashCode.

hierarchy

public int hierarchy()

Description copied from interface: IExpr

A unique integer ID for the implementation of this expression

Specified by:

hierarchy in interface IExpr

Returns:

a unique integer id for the implementation of this expression

indexOf

public int indexOf(int ch)

Parameters:

ch -

Returns:

indexOf

public int indexOf(int ch,
                   int fromIndex)

Parameters:

ch -

fromIndex -

Returns:

indexOf

public int indexOf(java.lang.String str)

Parameters:

str -

Returns:

indexOf

public int indexOf(java.lang.String str,
                   int fromIndex)

Parameters:

str -

fromIndex -

Returns:

intern

public java.lang.String intern()

Returns:

internalFormString

public java.lang.String internalFormString(boolean symbolsAsFactoryMethod,
                                           int depth)

Description copied from class: ExprImpl

Return the internal Java form of this expression.

Specified by:

internalFormString in interface IExpr

Overrides:

internalFormString in class ExprImpl

Parameters:

symbolsAsFactoryMethod - if true use the F.symbol() method, otherwise print the symbol name.

depth - the recursion depth of this call. 0 indicates "recurse without a limit".

lastIndexOf

public int lastIndexOf(int ch)

Parameters:

ch -

Returns:

lastIndexOf

public int lastIndexOf(int ch,
                       int fromIndex)

Parameters:

ch -

fromIndex -

Returns:

lastIndexOf

public int lastIndexOf(java.lang.String str)

Parameters:

str -

Returns:

lastIndexOf

public int lastIndexOf(java.lang.String str,
                       int fromIndex)

Parameters:

str -

fromIndex -

Returns:

length

public int length()

matches

public boolean matches(java.lang.String regex)

regionMatches

public boolean regionMatches(boolean ignoreCase,
                             int toffset,
                             java.lang.String other,
                             int ooffset,
                             int len)

regionMatches

public boolean regionMatches(int toffset,
                             java.lang.String other,
                             int ooffset,
                             int len)

replace

public java.lang.String replace(char oldChar,
                                char newChar)

replaceFirst

public java.lang.String replaceFirst(java.lang.String regex,
                                     java.lang.String replacement)

split

public java.lang.String[] split(java.lang.String regex)

split

public java.lang.String[] split(java.lang.String regex,
                                int limit)

startsWith

public boolean startsWith(java.lang.String prefix)

Parameters:

prefix -

Returns:

startsWith

public boolean startsWith(java.lang.String prefix,
                          int toffset)

Parameters:

prefix -

toffset -

Returns:

subSequence

public java.lang.CharSequence subSequence(int start,
                                          int end)

Parameters:

start -

end -

Returns:

substring

public java.lang.String substring(int beginIndex)

Parameters:

beginIndex -

Returns:

substring

public java.lang.String substring(int beginIndex,
                                  int endIndex)

Parameters:

beginIndex -

endIndex -

Returns:

toCharArray

public char[] toCharArray()

Returns:

toLowerCase

public java.lang.String toLowerCase()

Returns:

toLowerCase

public java.lang.String toLowerCase(java.util.Locale locale)

Parameters:

locale -

Returns:

toUpperCase

public java.lang.String toUpperCase()

Returns:

toUpperCase

public java.lang.String toUpperCase(java.util.Locale locale)

Parameters:

locale -

Returns:

trim

public java.lang.String trim()

Returns:

head

public ISymbol head()

Description copied from class: ExprImpl

If this object is an instance of IAST get the first element (offset 0) of the IAST list (i.e. get(0) ).

Specified by:

head in interface IExpr

Specified by:

head in class ExprImpl

Returns:

the head of the expression, which must not be null.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

accept

public <T> T accept(IVisitor<T> visitor)

Accept a visitor with return type T

Specified by:

accept in interface IExpr

accept

public boolean accept(IVisitorBoolean visitor)

Accept a visitor with return type boolean

Specified by:

accept in interface IExpr

accept

public int accept(IVisitorInt visitor)

Accept a visitor with return type int

Specified by:

accept in interface IExpr

Returns:

accept

public long accept(IVisitorLong visitor)

Accept a visitor with return type long

Specified by:

accept in interface IExpr

Returns: