Package groovy.lang

Class Sequence

java.lang.Object
java.util.AbstractCollection<E>
java.util.AbstractList<E>
java.util.ArrayList
groovy.lang.Sequence
All Implemented Interfaces:
GroovyObject, Serializable, Cloneable, Iterable, Collection, List, RandomAccess
Direct Known Subclasses:
NonEmptySequence
public class Sequence extends ArrayList implements GroovyObject
Represents a sequence of zero or more objects of a given type. The type can be omitted in which case any type of object can be added.
See Also:

  • Constructor Details

    • Sequence

      public Sequence()
      Creates a sequence with no type restriction.

    • Sequence

      public Sequence(Class type)
      Creates a sequence constrained to the supplied type.
      Parameters:
      type - the allowed element type

    • Sequence

      public Sequence(Class type, List content)
      Creates a sequence initialized with the supplied content.
      Parameters:
      type - the allowed element type
      content - the initial content

  • Method Details

    • set

      public void set(Collection collection)
      Sets the contents of this sequence to that of the given collection.

    • equals

      public boolean equals(Object that)
      Specified by:
      equals in interface Collection
      Specified by:
      equals in interface List
      Overrides:
      equals in class ArrayList

    • equals

      public boolean equals(Sequence that)
      Compares this sequence with another sequence using Groovy equality.
      Parameters:
      that - the other sequence
      Returns:
      true if the sequences are equal

    • hashCode

      public int hashCode()
      Specified by:
      hashCode in interface Collection
      Specified by:
      hashCode in interface List
      Overrides:
      hashCode in class ArrayList

    • minimumSize

      public int minimumSize()
      Returns the minimum allowed size for this sequence.
      Returns:
      the minimum size

    • type

      public Class type()
      Returns:
      the type of the elements in the sequence or null if there is no type constraint on this sequence

    • add

      public void add(int index, Object element)
      Specified by:
      add in interface List
      Overrides:
      add in class ArrayList

    • add

      public boolean add(Object element)
      Specified by:
      add in interface Collection
      Specified by:
      add in interface List
      Overrides:
      add in class ArrayList

    • addAll

      public boolean addAll(Collection c)
      Specified by:
      addAll in interface Collection
      Specified by:
      addAll in interface List
      Overrides:
      addAll in class ArrayList

    • addAll

      public boolean addAll(int index, Collection c)
      Specified by:
      addAll in interface List
      Overrides:
      addAll in class ArrayList

    • clear

      public void clear()
      Specified by:
      clear in interface Collection
      Specified by:
      clear in interface List
      Overrides:
      clear in class ArrayList

    • remove

      public Object remove(int index)
      Specified by:
      remove in interface List
      Overrides:
      remove in class ArrayList

    • removeRange

      protected void removeRange(int fromIndex, int toIndex)
      Overrides:
      removeRange in class ArrayList

    • set

      public Object set(int index, Object element)
      Specified by:
      set in interface List
      Overrides:
      set in class ArrayList

    • invokeMethod

      public Object invokeMethod(String name, Object args)
      Invokes the given method.
      Specified by:
      invokeMethod in interface GroovyObject
      Parameters:
      name - the name of the method to call
      args - the arguments to use for the method call
      Returns:
      the result of invoking the method

    • getProperty

      public Object getProperty(String property)
      Retrieves a property value.
      Specified by:
      getProperty in interface GroovyObject
      Parameters:
      property - the name of the property of interest
      Returns:
      the given property

    • setProperty

      public void setProperty(String property, Object newValue)
      Sets the given property to the new value.
      Specified by:
      setProperty in interface GroovyObject
      Parameters:
      property - the name of the property of interest
      newValue - the new value for the property

    • getMetaClass

      public MetaClass getMetaClass()
      Returns the metaclass for a given class.
      Specified by:
      getMetaClass in interface GroovyObject
      Returns:
      the metaClass of this instance

    • setMetaClass

      public void setMetaClass(MetaClass metaClass)
      Allows the MetaClass to be replaced with a derived implementation.
      Specified by:
      setMetaClass in interface GroovyObject
      Parameters:
      metaClass - the new metaclass

    • checkCollectionType

      protected void checkCollectionType(Collection c)
      Checks that each member of the given collection are of the correct type

    • checkType

      protected void checkType(Object object)
      Checks that the given object instance is of the correct type otherwise a runtime exception is thrown