Class MFNode

All Implemented Interfaces:
MField, MFNode, X3DField

public class MFNode extends X3DConcreteField implements MFNode
This utility class provides a concrete implementation corresponding to MFNode X3D field type.


Package hint: This specification class is defined by the X3D Java Language Binding Specification for the Scene Authoring Interface (SAI). MFNode specifies zero or more nodes; the default value of an MFNode field is the empty list.

Related field object: SFNode
See Also:
X3D Tooltips: type MFNode, SAI Java Specification: B.4.11 X3DFieldTypes, SAI Abstract Specification: 5.2.15 SAIFieldType, X3D Abstract Specification: SFNodeAndMFNode, X3D Tooltips, X3D Tooltips: field, X3D Tooltips: fieldValue, X3D Scene Authoring Hints
  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static X3DNode[]
    Default value for this field type is an empty array.
    static String
    Default string value for this field type is "".
    static String
    String constant NAME provides name of this element: MFNode
    static int
    Default tuple size for this field type is 1 (i.e. number of component values making up a single-field SF object).

    Fields inherited from class org.web3d.x3d.jsail.fields.X3DConcreteField

    validationResult
  • Constructor Summary

    Constructors
    Constructor
    Description
    Constructor for MFNode performs value initialization.
    MFNode​(MFNode newValue)
    Constructor to copy an MFNode value as initial value for this new field object.
    MFNode​(SFNode newValue)
    Utility constructor for MFNode using a corresponding SFNode as new initial value (which must pass parsing validation checks).
    MFNode​(X3DNode newValue)
    Utility constructor for MFNode to assign a single org.web3d.x3d.sai.Core.X3DNode as new initial array value.
    MFNode​(X3DNode[] newValue)
    Constructor for MFNode using a corresponding Java primitive org.web3d.x3d.sai.Core.X3DNode[] array as new initial value.
  • Method Summary

    Modifier and Type
    Method
    Description
    append​(MFNode newValue)
    Appends a new MFNode to the end of the existing value array, increasing the field length accordingly.
    append​(SFNode newValue)
    Appends a new singleton typed value at the end of the existing value array, increasing the field length accordingly.
    void
    append​(X3DNode newValue)
    Places new value(s) at the end of the existing value array, increasing the field length accordingly.
    void
    append​(X3DNode[] newValue)
    Appends another array at the end of the existing value array, increasing the field length accordingly.
    void
    Removes all values in the field array, changing the array size to zero.
    Utility method to clear all contained children including nodes, statements and comments (if any).
    get1Value​(int index)
    Get an individual value from the existing field array.
    Provides current value of the field as a Java primitive type.
    void
    getValue​(X3DNode[] valueDestination)
    Get the current value of this MFNode by copying it into the valueDestination array, leaving the current object unchanged.
    void
    Initialization for MFNode applies default initial value.
    void
    insertValue​(int index, X3DNode newValue)
    Insert a new value prior to the index location in the existing value array, increasing the field length accordingly.
    static boolean
    Whether or not this field type is an array (true)
    boolean
    Determine whether current value matches DEFAULT_VALUE
    void
    remove​(int index)
    Remove one SFNode element of the field array at index position, if found.
    void
    set1Value​(int index, X3DNode newValue)
    Replace a single value at the appropriate location in the existing value array.
    void
    setValue​(int size, X3DNode[] newValue)
    Assign an array subset to this field.
    setValue​(MFNode newValue)
    Apply an MFNode value to this field.
    setValue​(SFNode newValue)
    Assign a single-field SFNode as new array value.
    void
    setValue​(X3DNode[] newValue)
    Assign a new org.web3d.x3d.sai.Core.X3DNode[] value to this field.
    int
    Get the size of the underlying data array, meaning the number of simple SFNode elements for the given data type.
    Provides current value as a String.
    static String
    toString​(X3DNode[] value)
    Static utility method to provide String representation of a correctly typed input value.

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
  • Field Details

    • NAME

      public static final String NAME
      String constant NAME provides name of this element: MFNode
      See Also:
      Constant Field Values
    • DEFAULT_VALUE

      public static final X3DNode[] DEFAULT_VALUE
      Default value for this field type is an empty array.
      See Also:
      Java Tutorials: Primitive Data Types
    • DEFAULT_VALUE_STRING

      public static final String DEFAULT_VALUE_STRING
      Default string value for this field type is "".
      See Also:
      Constant Field Values
    • TUPLE_SIZE

      public static final int TUPLE_SIZE
      Default tuple size for this field type is 1 (i.e. number of component values making up a single-field SF object).
      See Also:
      Constant Field Values
  • Constructor Details

    • MFNode

      public MFNode()
      Constructor for MFNode performs value initialization.
    • MFNode

      public MFNode(X3DNode newValue)
      Utility constructor for MFNode to assign a single org.web3d.x3d.sai.Core.X3DNode as new initial array value.
      Parameters:
      newValue - is new value to assign
    • MFNode

      public MFNode(SFNode newValue)
      Utility constructor for MFNode using a corresponding SFNode as new initial value (which must pass parsing validation checks).
      Parameters:
      newValue - is new value to assign
    • MFNode

      public MFNode(MFNode newValue)
      Constructor to copy an MFNode value as initial value for this new field object.
      Parameters:
      newValue - The newValue to apply
    • MFNode

      public MFNode(X3DNode[] newValue)
      Constructor for MFNode using a corresponding Java primitive org.web3d.x3d.sai.Core.X3DNode[] array as new initial value.
      Parameters:
      newValue - is new value to assign setContainerFieldOverride(containerFieldName); // apply checksConcreteField#getTupleSize(String)
  • Method Details

    • isArray

      public static final boolean isArray()
      Whether or not this field type is an array (true)
      Returns:
      true if array type
    • initialize

      public final void initialize()
      Initialization for MFNode applies default initial value.
      Specified by:
      initialize in class X3DConcreteField
      See Also:
      DEFAULT_VALUE
    • toString

      public static String toString(X3DNode[] value)
      Static utility method to provide String representation of a correctly typed input value.
      Parameters:
      value - The value to convert to a String
      Returns:
      String version of the provided value
      See Also:
      X3D Tooltips: type
    • getValue

      public void getValue(X3DNode[] valueDestination)
      Get the current value of this MFNode by copying it into the valueDestination array, leaving the current object unchanged.
      Specified by:
      getValue in interface MFNode
      Parameters:
      valueDestination - The array to be filled in with current field values.
    • getPrimitiveValue

      public X3DNode[] getPrimitiveValue()
      Provides current value of the field as a Java primitive type.
      Returns:
      current value
    • toString

      public String toString()
      Provides current value as a String.
      Overrides:
      toString in class Object
      Returns:
      String version of the provided value
      See Also:
      X3D Tooltips: type MFNode
    • get1Value

      public X3DNode get1Value(int index)

      Get an individual value from the existing field array.

      If the index is outside the bounds of the current array of data values, an ArrayIndexOutOfBoundsException is thrown.

      Specified by:
      get1Value in interface MFNode
      Parameters:
      index - is position of selected value in current array
      Returns:
      The selected value
      Throws:
      ArrayIndexOutOfBoundsException - The index was outside of the bounds of the current array.
    • setValue

      public void setValue(int size, X3DNode[] newValue)
      Assign an array subset to this field.
      Specified by:
      setValue in interface MFNode
      Parameters:
      size - indicates size of result to copy (i.e. the number of typed singleton values) from beginning of newValue array.
      newValue - The replacement value array to (potentially) slice and then assign.
      See Also:
      X3DConcreteField.getTupleSize(String)
    • setValue

      public void setValue(X3DNode[] newValue)
      Assign a new org.web3d.x3d.sai.Core.X3DNode[] value to this field.
      Parameters:
      newValue - is replacement value array to assign
      See Also:
      X3DConcreteField.getTupleSize(String)
    • setValue

      public MFNode setValue(SFNode newValue)
      Assign a single-field SFNode as new array value.
      Parameters:
      newValue - The replacement value to assign.
      Returns:
      MFNode - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same node object).
    • set1Value

      public void set1Value(int index, X3DNode newValue) throws ArrayIndexOutOfBoundsException
      Replace a single value at the appropriate location in the existing value array. Size of the current underlying value array does not change.
      Specified by:
      set1Value in interface MFNode
      Parameters:
      index - is position of selected value in current array
      newValue - provides new value to apply
      Throws:
      ArrayIndexOutOfBoundsException
      See Also:
      X3DConcreteField.getTupleSize(String)
    • append

      public void append(X3DNode newValue)
      Places new value(s) at the end of the existing value array, increasing the field length accordingly.
      Specified by:
      append in interface MFNode
      Parameters:
      newValue - The newValue to append
      See Also:
      X3DConcreteField.getTupleSize(String)
    • append

      public void append(X3DNode[] newValue)
      Appends another array at the end of the existing value array, increasing the field length accordingly. Warning: newValue array length must correspond to tuple size for base type MFVec4f tuple size of 4.
      Parameters:
      newValue - The newValue to append
      See Also:
      X3DConcreteField.getTupleSize(String)
    • append

      public MFNode append(SFNode newValue)
      Appends a new singleton typed value at the end of the existing value array, increasing the field length accordingly. Note: this method can be useful for incrementally constructing arrays.
      Parameters:
      newValue - The newValue to append
      Returns:
      MFNode - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).
    • append

      public MFNode append(MFNode newValue)
      Appends a new MFNode to the end of the existing value array, increasing the field length accordingly. Note: this method can be useful for constructing long arrays.
      Parameters:
      newValue - The newValue to append
      Returns:
      MFNode - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).
      See Also:
      X3DConcreteField.getTupleSize(String)
    • insertValue

      public void insertValue(int index, X3DNode newValue)
      Insert a new value prior to the index location in the existing value array, increasing the field length accordingly.
      Specified by:
      insertValue in interface MFNode
      Parameters:
      index - The position for the inserted value in the current array
      newValue - The newValue to insert
      See Also:
      X3DConcreteField.getTupleSize(String)
    • size

      public int size()
      Get the size of the underlying data array, meaning the number of simple SFNode elements for the given data type.
      Specified by:
      size in interface MField
      Returns:
      The number of SFNode elements in this field array.
    • clear

      public void clear()
      Removes all values in the field array, changing the array size to zero.
      Specified by:
      clear in interface MField
    • remove

      public void remove(int index)
      Remove one SFNode element of the field array at index position, if found. Initial element is at index 0.
      Specified by:
      remove in interface MField
      Parameters:
      index - position of element in field array that gets removed
    • setValue

      public MFNode setValue(MFNode newValue)
      Apply an MFNode value to this field.
      Parameters:
      newValue - The newValue to apply
      Returns:
      MFNode - namely this same object to allow sequential method pipelining (i.e. consecutive method invocations on the same object).
    • clearChildren

      public MFNode clearChildren()
      Utility method to clear all contained children including nodes, statements and comments (if any).
      Returns:
      MFNode - namely this same object to allow sequential method pipelining (i.e. consecutive setAttribute method invocations).
    • isDefaultValue

      public boolean isDefaultValue()
      Determine whether current value matches DEFAULT_VALUE
      Returns:
      whether current value matches DEFAULT_VALUE
      See Also:
      DEFAULT_VALUE