## groovy.lang
Class Sequence

    java.lang.Object
      java.util.AbstractCollection
          java.util.AbstractList
              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 objects which represents zero or many instances of of objects of a given type. The type can be ommitted in which case any type of object can be added.

Version:
  $Revision: 6778 $
Author:
  James Strachan
See Also:
  Serialized Form

Field Summary

Fields inherited from class java.util.AbstractList
`modCount`

Constructor Summary
`Sequence()`
`Sequence(Class type)`
`Sequence(Class type, List content)`

Method Summary
`void` `add(int index, Object element)`
`boolean` `add(Object element)`
`boolean` `addAll(Collection c)`
`boolean` `addAll(int index, Collection c)`
`protected void` `checkCollectionType(Collection c)` Checks that each member of the given collection are of the correct type
`protected void` `checkType(Object object)` Checks that the given object instance is of the correct type otherwise a runtime exception is thrown
`void` `clear()`
`boolean` `equals(Object that)`
`boolean` `equals(Sequence that)`
`MetaClass` `getMetaClass()` Returns the metaclass for a given class.
`Object` `getProperty(String property)` Retrieves a property value.
`int` `hashCode()`
`Object` `invokeMethod(String name, Object args)` Invokes the given method.
`int` `minimumSize()`
`Object` `remove(int index)`
`protected void` `removeRange(int fromIndex, int toIndex)`
`void` `set(Collection collection)` Sets the contents of this sequence to that of the given collection.
`Object` `set(int index, Object element)`
`void` `setMetaClass(MetaClass metaClass)` Allows the MetaClass to be replaced with a derived implementation.
`void` `setProperty(String property, Object newValue)` Sets the given property to the new value.
`Class` `type()`

Methods inherited from class java.util.ArrayList
`clone, contains, ensureCapacity, get, indexOf, isEmpty, lastIndexOf, remove, size, toArray, toArray, trimToSize`

Methods inherited from class java.util.AbstractList
`iterator, listIterator, listIterator, subList`

Methods inherited from class java.util.AbstractCollection
`containsAll, removeAll, retainAll, toString`

Methods inherited from class java.lang.Object
`finalize, getClass, notify, notifyAll, wait, wait, wait`

Methods inherited from interface java.util.List
`containsAll, iterator, listIterator, listIterator, removeAll, retainAll, subList`

Constructor Detail

### Sequence

    public Sequence()

### Sequence

    public Sequence(Class type)

### Sequence

    public Sequence(Class type,
                    List content)

Method Detail

### 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 `AbstractList`

### equals

    public boolean equals(Sequence that)

### hashCode

    public int hashCode()

  Specified by:
    `hashCode` in interface `Collection`
  Specified by:
    `hashCode` in interface `List`
  Overrides:
    `hashCode` in class `AbstractList`

### minimumSize

    public int minimumSize()

### 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)

  Description copied from interface: `GroovyObject`
  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)

  Description copied from interface: `GroovyObject`
  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)

  Description copied from interface: `GroovyObject`
  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()

  Description copied from interface: `GroovyObject`
  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)

  Description copied from interface: `GroovyObject`
  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

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