CodeQL library for Java
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Class StringBuilderVar

A local variable that is initialized to a StringBuilder or StringBuffer. Such variables are often used to build up a query using string concatenation.

Import path

import semmle.code.java.dataflow.TaintTracking

Direct supertypes

Indirect supertypes

Known direct subtypes

    Predicates

    getAChainedReference

    Gets an expression that refers to this StringBuilder, possibly after some chained calls.

    getAnAppend

    Gets a call that appends something to this string builder.

    getAnInput

    Gets a call that adds something to this string builder, from the argument at the given index.

    getNextAppend
    getToStringCall

    Gets a call that converts this string builder to a string.

    Inherited predicates

    contains

    Holds if this element transitively contains the specified element e.

    from Element
    fromSource

    Holds if this element pertains to a source file.

    from Element
    getAModifier

    Gets a modifier of this element.

    from Modifiable
    getAPrimaryQlClass

    Gets the name of a primary CodeQL class to which this element belongs.

    from LocalVariableDecl
    getAnAccess

    Gets an access to this variable.

    from Variable
    getAnAnnotation

    Gets an annotation that applies to this element.

    from Annotatable
    getAnAssignedValue

    Gets an expression on the right-hand side of an assignment to this variable.

    from Variable
    getCallable

    Gets the callable in which this declaration occurs.

    from LocalVariableDecl
    getCompilationUnit

    Gets the compilation unit that this element belongs to.

    from Element
    getDeclExpr

    Gets the expression declaring this variable.

    from LocalVariableDecl
    getDoc

    Cast this element to a Documentable.

    from Element
    getEnclosingCallable

    Gets the callable in which this declaration occurs.

    from LocalVariableDecl
    getFile

    Gets the file associated with this element.

    from Top
    getInitializer

    Gets the initializer expression of this local variable declaration.

    from LocalVariableDecl
    getLocation

    Gets the source location for this element.

    from Top
    getName

    Gets the name of this element.

    from Element
    getNumberOfCommentLines

    Gets the number of comment lines that this element ranges over.

    from Top
    getNumberOfLinesOfCode

    Gets the number of lines of code that this element ranges over.

    from Top
    getParent

    Gets the parent of this declaration.

    from LocalVariableDecl
    getPrimaryQlClasses

    Gets a comma-separated list of the names of the primary CodeQL classes to which this element belongs.

    from Top
    getTotalNumberOfLines

    Gets the total number of lines that this element ranges over, including lines of code, comment and whitespace-only lines.

    from Top
    getType

    Gets the type of this local variable.

    from LocalVariableDecl
    hasAnnotation

    Holds if this element has an annotation.

    from Annotatable
    hasAnnotation

    Holds if this element has the specified annotation.

    from Annotatable
    hasChildElement

    Holds if this element is the immediate parent of the specified element e.

    from Element
    hasLocationInfo

    Holds if this element is at the specified location. The location spans column startcolumn of line startline to column endcolumn of line endline in file filepath. For more information, see Locations.

    from Top
    hasModifier

    Holds if this element has modifier m.

    from Modifiable
    hasName

    Holds if this element has the specified name.

    from Element
    hasNoModifier

    Holds if this element has no modifier.

    from Modifiable
    isAbstract

    Holds if this element has an abstract modifier or is implicitly abstract.

    from Modifiable
    isDefault

    Holds if this element has a default modifier.

    from Modifiable
    isFinal

    Holds if this element has a final modifier or is implicitly final.

    from Modifiable
    isNative

    Holds if this element has a native modifier.

    from Modifiable
    isPrivate

    Holds if this element has a private modifier or is implicitly private.

    from Modifiable
    isProtected

    Holds if this element has a protected modifier.

    from Modifiable
    isPublic

    Holds if this element has a public modifier or is implicitly public.

    from Modifiable
    isStatic

    Holds if this element has a static modifier or is implicitly static.

    from Modifiable
    isStrictfp

    Holds if this element has a strictfp modifier.

    from Modifiable
    isSynchronized

    Holds if this element has a synchronized modifier.

    from Modifiable
    isTransient

    Holds if this element has a transient modifier.

    from Modifiable
    isVolatile

    Holds if this element has a volatile modifier.

    from Modifiable
    pp

    Gets a printable representation of this variable together with its type.

    from Variable
    suppressesWarningsAbout

    Holds if this or any enclosing Annotatable has a @SuppressWarnings("<category>") annotation attached to it for the specified category.

    from Annotatable
    toString

    Gets a textual representation of this element.

    from LocalVariableDecl

    Charpred