scala.xml

Utility

object Utility extends TokenTests

The Utility object provides utility functions for processing instances of bound and not bound XML classes, as well as escaping text nodes.

linear super types: TokenTests, AnyRef, Any
source: Utility.scala
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  1. Utility
  2. TokenTests
  3. AnyRef
  4. Any
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Impl.
  1. Concrete
  2. Abstract

Value Members

  1. def != (arg0: AnyRef) : Boolean

    attributes: final
    definition classes: AnyRef
  2. def != (arg0: Any) : Boolean

    o != arg0 is the same as !(o == (arg0)).

    o != arg0 is the same as !(o == (arg0)).

    arg0

    the object to compare against this object for dis-equality.

    returns

    false if the receiver object is equivalent to the argument; true otherwise.

    attributes: final
    definition classes: Any
  3. def ## () : Int

    attributes: final
    definition classes: AnyRef → Any
  4. def $asInstanceOf [T0] () : T0

    attributes: final
    definition classes: AnyRef
  5. def $isInstanceOf [T0] () : Boolean

    attributes: final
    definition classes: AnyRef
  6. def == (arg0: AnyRef) : Boolean

    o == arg0 is the same as if (o eq null) arg0 eq null else o.equals(arg0).

    o == arg0 is the same as if (o eq null) arg0 eq null else o.equals(arg0).

    arg0

    the object to compare against this object for equality.

    returns

    true if the receiver object is equivalent to the argument; false otherwise.

    attributes: final
    definition classes: AnyRef
  7. def == (arg0: Any) : Boolean

    o == arg0 is the same as o.equals(arg0).

    o == arg0 is the same as o.equals(arg0).

    arg0

    the object to compare against this object for equality.

    returns

    true if the receiver object is equivalent to the argument; false otherwise.

    attributes: final
    definition classes: Any
  8. object Escapes extends AnyRef

  9. def appendEscapedQuoted (s: String, sb: StringBuilder) : StringBuilder

    Appends "s" and escapes and " i s with \"

    Appends "s" and escapes and " i s with \"

    s

    ...

    sb

    ...

    returns

    ...

  10. def appendQuoted (s: String, sb: StringBuilder) : StringBuilder

    Appends "s" if string s does not contain ", 's' otherwise.

    Appends "s" if string s does not contain ", 's' otherwise.

    s

    ...

    sb

    ...

    returns

    ...

  11. def appendQuoted (s: String) : String

  12. def asInstanceOf [T0] : T0

    This method is used to cast the receiver object to be of type T0.

    This method is used to cast the receiver object to be of type T0.

    Note that the success of a cast at runtime is modulo Scala's erasure semantics. Therefore the expression1.asInstanceOf[String] will throw a ClassCastException at runtime, while the expressionList(1).asInstanceOf[List[String]] will not. In the latter example, because the type argument is erased as part of compilation it is not possible to check whether the contents of the list are of the requested typed.

    returns

    the receiver object.

    attributes: final
    definition classes: Any
  13. def checkAttributeValue (value: String) : String

    Returns null if the value is a correct attribute value, error message if it isn't.

    Returns null if the value is a correct attribute value, error message if it isn't.

    value

    ...

    returns

    ...

  14. def checkPubID (s: String) : Boolean

    definition classes: TokenTests
  15. def checkSysID (s: String) : Boolean

    definition classes: TokenTests
  16. def clone () : AnyRef

    This method creates and returns a copy of the receiver object.

    This method creates and returns a copy of the receiver object.

    The default implementation of the clone method is platform dependent.

    returns

    a copy of the receiver object.

    attributes: protected[lang]
    definition classes: AnyRef
  17. def collectNamespaces (n: Node, set: Set[String]) : Unit

    Adds all namespaces in node to set.

    Adds all namespaces in node to set.

    n

    ...

    set

    ...

  18. def collectNamespaces (nodes: Seq[Node]) : Set[String]

    Returns a set of all namespaces used in a sequence of nodes and all their descendants, including the empty namespaces.

    Returns a set of all namespaces used in a sequence of nodes and all their descendants, including the empty namespaces.

    nodes

    ...

    returns

    ...

  19. def eq (arg0: AnyRef) : Boolean

    This method is used to test whether the argument (arg0) is a reference to the receiver object (this).

    This method is used to test whether the argument (arg0) is a reference to the receiver object (this).

    The eq method implements an [http://en.wikipedia.org/wiki/Equivalence_relation equivalence relation] on non-null instances of AnyRef: * It is reflexive: for any non-null instance x of type AnyRef, x.eq(x) returns true. * It is symmetric: for any non-null instances x and y of type AnyRef, x.eq(y) returns true if and only if y.eq(x) returns true. * It is transitive: for any non-null instances x, y, and z of type AnyRef if x.eq(y) returns true and y.eq(z) returns true, then x.eq(z) returns true.

    Additionally, the eq method has three other properties. * It is consistent: for any non-null instances x and y of type AnyRef, multiple invocations of x.eq(y) consistently returns true or consistently returns false. * For any non-null instance x of type AnyRef, x.eq(null) and null.eq(x) returns false. * null.eq(null) returns true.

    When overriding the equals or hashCode methods, it is important to ensure that their behavior is consistent with reference equality. Therefore, if two objects are references to each other (o1 eq o2), they should be equal to each other (o1 == o2) and they should hash to the same value (o1.hashCode == o2.hashCode).

    arg0

    the object to compare against this object for reference equality.

    returns

    true if the argument is a reference to the receiver object; false otherwise.

    attributes: final
    definition classes: AnyRef
  20. def equals (arg0: Any) : Boolean

    This method is used to compare the receiver object (this) with the argument object (arg0) for equivalence.

    This method is used to compare the receiver object (this) with the argument object (arg0) for equivalence.

    The default implementations of this method is an [http://en.wikipedia.org/wiki/Equivalence_relation equivalence relation]: * It is reflexive: for any instance x of type Any, x.equals(x) should return true. * It is symmetric: for any instances x and y of type Any, x.equals(y) should return true if and only if y.equals(x) returns true. * It is transitive: for any instances x, y, and z of type AnyRef if x.equals(y) returns true and y.equals(z) returns true, then x.equals(z) should return true.

    If you override this method, you should verify that your implementation remains an equivalence relation. Additionally, when overriding this method it is often necessary to override hashCode to ensure that objects that are "equal" (o1.equals(o2) returns true) hash to the same scala.Int (o1.hashCode.equals(o2.hashCode)).

    arg0

    the object to compare against this object for equality.

    returns

    true if the receiver object is equivalent to the argument; false otherwise.

    definition classes: AnyRef → Any
  21. def escape (text: String, s: StringBuilder) : StringBuilder

    Appends escaped string to s.

    Appends escaped string to s.

    text

    ...

    s

    ...

    returns

    ...

    attributes: final
  22. def escape (text: String) : String

    Escapes the characters < > & and " from string.

    Escapes the characters < > & and " from string.

    text

    ...

    returns

    ...

    attributes: final
  23. def finalize () : Unit

    This method is called by the garbage collector on the receiver object when garbage collection determines that there are no more references to the object.

    This method is called by the garbage collector on the receiver object when garbage collection determines that there are no more references to the object.

    The details of when and if the finalize method are invoked, as well as the interaction between finalizeand non-local returns and exceptions, are all platform dependent.

    attributes: protected[lang]
    definition classes: AnyRef
  24. def getClass () : java.lang.Class[_ <: java.lang.Object]

    Returns a representation that corresponds to the dynamic class of the receiver object.

    Returns a representation that corresponds to the dynamic class of the receiver object.

    The nature of the representation is platform dependent.

    returns

    a representation that corresponds to the dynamic class of the receiver object.

    attributes: final
    definition classes: AnyRef
  25. def getName (s: String, index: Int) : String

    s

    ...

    index

    ...

    returns

    ...

  26. def hashCode (pre: String, label: String, attribHashCode: Int, scpeHash: Int, children: Seq[Node]) : Int

    Returns a hashcode for the given constituents of a node

    Returns a hashcode for the given constituents of a node

    label
    attribHashCode
    children

  27. def hashCode () : Int

    Returns a hash code value for the object.

    Returns a hash code value for the object.

    The default hashing algorithm is platform dependent.

    Note that it is allowed for two objects to have identical hash codes (o1.hashCode.equals(o2.hashCode)) yet not be equal (o1.equals(o2) returns false). A degenerate implementation could always return 0. However, it is required that if two objects are equal (o1.equals(o2) returns true) that they have identical hash codes (o1.hashCode.equals(o2.hashCode)). Therefore, when overriding this method, be sure to verify that the behavior is consistent with the equals method.

    returns

    the hash code value for the object.

    definition classes: AnyRef → Any
  28. implicit def implicitSbToString (sb: StringBuilder) : String

    attributes: implicit
  29. def isAlpha (c: Char) : Boolean

    These are 99% sure to be redundant but refactoring on the safe side.

    These are 99% sure to be redundant but refactoring on the safe side.

    definition classes: TokenTests
  30. def isAlphaDigit (c: Char) : Boolean

    definition classes: TokenTests
  31. def isInstanceOf [T0] : Boolean

    This method is used to test whether the dynamic type of the receiver object is T0.

    This method is used to test whether the dynamic type of the receiver object is T0.

    Note that the test result of the test is modulo Scala's erasure semantics. Therefore the expression1.isInstanceOf[String] will return false, while the expression List(1).isInstanceOf[List[String]] will return true. In the latter example, because the type argument is erased as part of compilation it is not possible to check whether the contents of the list are of the requested typed.

    returns

    true if the receiver object is an instance of erasure of type T0; false otherwise.

    attributes: final
    definition classes: Any
  32. def isName (s: String) : Boolean

    Name ::= ( Letter | '_' ) (NameChar)*

    Name ::= ( Letter | '_' ) (NameChar)*

    see [5] of XML 1.0 specification

    definition classes: TokenTests
  33. def isNameChar (ch: Char) : Boolean

    NameChar ::= Letter | Digit | '.

    NameChar ::= Letter | Digit | '.' | '-' | '_' | ':' | CombiningChar | Extender

    see [4] and Appendix B of XML 1.0 specification

    definition classes: TokenTests
  34. def isNameStart (ch: Char) : Boolean

    NameStart ::= ( Letter | '_' ) where Letter means in one of the Unicode general categories { Ll, Lu, Lo, Lt, Nl }

    NameStart ::= ( Letter | '_' ) where Letter means in one of the Unicode general categories { Ll, Lu, Lo, Lt, Nl }

    We do not allow a name to start with ':'. see [3] and Appendix B of XML 1.0 specification

    definition classes: TokenTests
  35. def isPubIDChar (ch: Char) : Boolean

    definition classes: TokenTests
  36. def isSpace (cs: Seq[Char]) : Boolean

    (#x20 | #x9 | #xD | #xA)+

    (#x20 | #x9 | #xD | #xA)+

    attributes: final
    definition classes: TokenTests
  37. def isSpace (ch: Char) : Boolean

    (#x20 | #x9 | #xD | #xA)

    (#x20 | #x9 | #xD | #xA)

    attributes: final
    definition classes: TokenTests
  38. def isValidIANAEncoding (ianaEncoding: Seq[Char]) : Boolean

    Returns true if the encoding name is a valid IANA encoding.

    Returns true if the encoding name is a valid IANA encoding. This method does not verify that there is a decoder available for this encoding, only that the characters are valid for an IANA encoding name.

    ianaEncoding

    The IANA encoding name.

    definition classes: TokenTests
  39. def ne (arg0: AnyRef) : Boolean

    o.ne(arg0) is the same as !(o.eq(arg0)).

    o.ne(arg0) is the same as !(o.eq(arg0)).

    arg0

    the object to compare against this object for reference dis-equality.

    returns

    false if the argument is not a reference to the receiver object; true otherwise.

    attributes: final
    definition classes: AnyRef
  40. def notify () : Unit

    Wakes up a single thread that is waiting on the receiver object's monitor.

    Wakes up a single thread that is waiting on the receiver object's monitor.

    attributes: final
    definition classes: AnyRef
  41. def notifyAll () : Unit

    Wakes up all threads that are waiting on the receiver object's monitor.

    Wakes up all threads that are waiting on the receiver object's monitor.

    attributes: final
    definition classes: AnyRef
  42. def parseAttributeValue (value: String) : Seq[Node]

    new

    new

    value

    ...

    returns

    ...

  43. def parseCharRef (ch: () ⇒ Char, nextch: () ⇒ Unit, reportSyntaxError: (String) ⇒ Unit) : String

      CharRef ::= "&amp;#" '0'.

      CharRef ::= "&amp;#" '0'..'9' {'0'..'9'} ";"
                | "&amp;#x" '0'..'9'|'A'..'F'|'a'..'f' { hexdigit } ";"

    see [66]

    ch

    ...

    nextch

    ...

    reportSyntaxError

    ...

    returns

    ...

  44. def prefix (name: String) : Option[String]

    Returns prefix of qualified name if any.

    Returns prefix of qualified name if any.

    name

    ...

    returns

    ...

    attributes: final
  45. def sequenceToXML (children: Seq[Node], pscope: NamespaceBinding = ..., sb: StringBuilder = ..., stripComments: Boolean =false, decodeEntities: Boolean =true, preserveWhitespace: Boolean =false, minimizeTags: Boolean =false) : Unit

  46. def sort (n: Node) : Node

    returns the node with its attribute list sorted alphabetically (prefixes are ignored)

    returns the node with its attribute list sorted alphabetically (prefixes are ignored)

  47. def sort (md: MetaData) : MetaData

    returns a sorted attribute list

    returns a sorted attribute list

  48. def synchronized [T0] (arg0: T0) : T0

    attributes: final
    definition classes: AnyRef
  49. def toString () : String

    Returns a string representation of the object.

    Returns a string representation of the object.

    The default representation is platform dependent.

    returns

    a string representation of the object.

    definition classes: AnyRef → Any
  50. def toXML (x: Node, pscope: NamespaceBinding = ..., sb: StringBuilder = ..., stripComments: Boolean =false, decodeEntities: Boolean =true, preserveWhitespace: Boolean =false, minimizeTags: Boolean =false) : StringBuilder

  51. def trim (x: Node) : Node

    trims an element - call this method, when you know that it is an element (and not a text node) so you know that it will not be trimmed away.

    trims an element - call this method, when you know that it is an element (and not a text node) so you know that it will not be trimmed away. With this assumption, the function can return a Node, rather than a Seq[Node]. If you don't know, call trimProper and account for the fact that you may get back an empty sequence of nodes.

    precondition: node is not a text node (it might be trimmed)

  52. def trimProper (x: Node) : Seq[Node]

    trim a child of an element.

    trim a child of an element. Attribute values and Atom nodes that are not Text nodes are unaffected.

  53. def unescape (ref: String, s: StringBuilder) : StringBuilder

    Appends unescaped string to s, amp becomes &amp; lt becomes &lt; etc.

    Appends unescaped string to s, amp becomes &amp; lt becomes &lt; etc..

    ref

    ...

    s

    ...

    returns

    null if ref was not a predefined entity.

    attributes: final
  54. def wait () : Unit

    attributes: final
    definition classes: AnyRef
  55. def wait (arg0: Long, arg1: Int) : Unit

    attributes: final
    definition classes: AnyRef
  56. def wait (arg0: Long) : Unit

    attributes: final
    definition classes: AnyRef

Inherited from TokenTests

Inherited from AnyRef

Inherited from Any