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author | Paul Phillips <paulp@improving.org> | 2009-05-26 20:55:24 +0000 |
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committer | Paul Phillips <paulp@improving.org> | 2009-05-26 20:55:24 +0000 |
commit | 9ed3fc1dbd90ae93b5bd7abe010a42196e5dee69 (patch) | |
tree | 4c57ede7a8fc69adb170f1599ed3c29481777fab /src/library | |
parent | d03ffa84665da17c908bd381998b559548500b83 (diff) | |
download | scala-9ed3fc1dbd90ae93b5bd7abe010a42196e5dee69.tar.gz scala-9ed3fc1dbd90ae93b5bd7abe010a42196e5dee69.tar.bz2 scala-9ed3fc1dbd90ae93b5bd7abe010a42196e5dee69.zip |
Moved the script related classes from scala.col...
Moved the script related classes from scala.collection.mutable to
scala.collection.script and reintegrated the Scriptable trait.
Diffstat (limited to 'src/library')
-rw-r--r-- | src/library/scala/collection/generic/BufferTemplate.scala | 48 | ||||
-rw-r--r-- | src/library/scala/collection/generic/MutableSetTemplate.scala | 17 | ||||
-rw-r--r-- | src/library/scala/collection/script/Location.scala (renamed from src/library/scala/collection/mutable/Location.scala) | 11 | ||||
-rw-r--r-- | src/library/scala/collection/script/Message.scala (renamed from src/library/scala/collection/mutable/Message.scala) | 20 | ||||
-rw-r--r-- | src/library/scala/collection/script/Scriptable.scala (renamed from src/library/scala/collection/mutable/Scriptable.scala) | 11 |
5 files changed, 50 insertions, 57 deletions
diff --git a/src/library/scala/collection/generic/BufferTemplate.scala b/src/library/scala/collection/generic/BufferTemplate.scala index 62056c9f5a..45112795d5 100644 --- a/src/library/scala/collection/generic/BufferTemplate.scala +++ b/src/library/scala/collection/generic/BufferTemplate.scala @@ -12,6 +12,7 @@ package scala.collection.generic import mutable.Buffer +import script._ /** Buffers are used to create sequences of elements incrementally by * appending, prepending, or inserting new elements. It is also @@ -26,7 +27,7 @@ import mutable.Buffer trait BufferTemplate[A, +This <: BufferTemplate[A, This] with Buffer[A]] extends Growable[A] with Shrinkable[A] -// with Scriptable[Message[(Location, A)]] + with Scriptable[A] with Addable[A, This] with Subtractable[A, This] with Cloneable[This] @@ -191,33 +192,26 @@ trait BufferTemplate[A, +This <: BufferTemplate[A, This] with Buffer[A]] /** Send a message to this scriptable object. * * @param cmd the message to send. - * !!!! todo: rewrite location, msg etc with enumerations or else pack in a subpackage - def <<(cmd: Message[(Location, A)]) { - cmd match { - case Include((l, elem)) => l match { - case Start => prepend(elem) - case End => append(elem) - case Index(n) => insert(n, elem) - case _ => throw new UnsupportedOperationException("message " + cmd + " not understood") - } - case Update((l, elem)) => l match { - case Start => update(0, elem) - case End => update(length - 1, elem) - case Index(n) => update(n, elem) - case _ => throw new UnsupportedOperationException("message " + cmd + " not understood") - } - case Remove((l, _)) => l match { - case Start => remove(0) - case End => remove(length - 1) - case Index(n) => remove(n) - case _ => throw new UnsupportedOperationException("message " + cmd + " not understood") - } - case Reset() => clear - case s: Script[_] => s.elements foreach << - case _ => throw new UnsupportedOperationException("message " + cmd + " not understood") - } - } */ + def <<(cmd: Message[A]): Unit = cmd match { + case Include(Start, x) => prepend(x) + case Include(End, x) => append(x) + case Include(Index(n), x) => insert(n, x) + case Include(NoLo, x) => this += x + + case Update(Start, x) => update(0, x) + case Update(End, x) => update(length - 1, x) + case Update(Index(n), x) => update(n, x) + + case Remove(Start, x) => if (this(0) == x) remove(0) + case Remove(End, x) => if (this(length - 1) == x) remove(length - 1) + case Remove(Index(n), x) => if (this(n) == x) remove(n) + case Remove(NoLo, x) => this -= x + + case Reset => clear + case s: Script[_] => s.elements foreach << + case _ => throw new UnsupportedOperationException("message " + cmd + " not understood") + } /** Defines the prefix of the string representation. */ diff --git a/src/library/scala/collection/generic/MutableSetTemplate.scala b/src/library/scala/collection/generic/MutableSetTemplate.scala index 0a3840cd3e..f24100b81e 100644 --- a/src/library/scala/collection/generic/MutableSetTemplate.scala +++ b/src/library/scala/collection/generic/MutableSetTemplate.scala @@ -11,6 +11,8 @@ package scala.collection.generic +import script._ + /** A generic template for mutable sets of elements of type A. * To implement a concrete mutable set, you need to provide implementations of the following methods: * @@ -29,6 +31,7 @@ package scala.collection.generic */ trait MutableSetTemplate[A, +This <: MutableSetTemplate[A, This] with mutable.Set[A]] extends SetTemplate[A, This] + with Scriptable[A] with Builder[A, This] with Growable[A] with Shrinkable[A] @@ -196,14 +199,14 @@ trait MutableSetTemplate[A, +This <: MutableSetTemplate[A, This] with mutable.Se * @param cmd the message to send. * @throws <code>Predef.UnsupportedOperationException</code> * if the message was not understood. + */ def <<(cmd: Message[A]): Unit = cmd match { - case Include(elem) => this += elem - case Remove(elem) => this -= elem - case Reset() => clear - case s: Script[_] => s.elements foreach << - case _ => throw new UnsupportedOperationException("message " + cmd + " not understood") - } - */ + case Include(_, x) => this += x + case Remove(_, x) => this -= x + case Reset => clear + case s: Script[_] => s.elements foreach << + case _ => throw new UnsupportedOperationException("message " + cmd + " not understood") + } } diff --git a/src/library/scala/collection/mutable/Location.scala b/src/library/scala/collection/script/Location.scala index cbe180f163..fcd283e8b6 100644 --- a/src/library/scala/collection/mutable/Location.scala +++ b/src/library/scala/collection/script/Location.scala @@ -1,4 +1,3 @@ -/* TODO: Reintegrate /* __ *\ ** ________ ___ / / ___ Scala API ** ** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL ** @@ -10,7 +9,7 @@ // $Id$ -package scala.collection.mutable +package scala.collection.script /** Class <code>Location</code> describes locations in messages implemented @@ -19,13 +18,9 @@ package scala.collection.mutable * @author Matthias Zenger * @version 1.0, 10/05/2004 */ -abstract class Location - -case object NA extends Location +sealed abstract class Location case object Start extends Location - case object End extends Location - +case object NoLo extends Location case class Index(n: Int) extends Location -*/ diff --git a/src/library/scala/collection/mutable/Message.scala b/src/library/scala/collection/script/Message.scala index 7b5ad7b2a0..af53ee1435 100644 --- a/src/library/scala/collection/mutable/Message.scala +++ b/src/library/scala/collection/script/Message.scala @@ -1,4 +1,3 @@ -/* TODO: Reintegrate /* __ *\ ** ________ ___ / / ___ Scala API ** ** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL ** @@ -10,10 +9,10 @@ // $Id$ -package scala.collection.mutable - +package scala.collection.script import Predef._ +import mutable.ArrayBuffer /** Class <code>Message</code> represents messages that are issued by observable * collection classes whenever a data structure is changed. Class <code>Message</code> @@ -32,7 +31,9 @@ trait Message[+A] * @author Matthias Zenger * @version 1.0, 08/07/2003 */ -case class Include[+I](elem: I) extends Message[I] +case class Include[+A](location: Location, elem: A) extends Message[A] { + def this(elem: A) = this(NoLo, elem) +} /** This observable update refers to destructive modification operations * of elements from collection classes. @@ -40,7 +41,9 @@ case class Include[+I](elem: I) extends Message[I] * @author Matthias Zenger * @version 1.0, 08/07/2003 */ -case class Update[+A](elem: A) extends Message[A] +case class Update[+A](location: Location, elem: A) extends Message[A] { + def this(elem: A) = this(NoLo, elem) +} /** This observable update refers to removal operations of elements * from collection classes. @@ -48,14 +51,16 @@ case class Update[+A](elem: A) extends Message[A] * @author Matthias Zenger * @version 1.0, 08/07/2003 */ -case class Remove[+A](elem: A) extends Message[A] +case class Remove[+A](location: Location, elem: A) extends Message[A] { + def this(elem: A) = this(NoLo, elem) +} /** This command refers to reset operations. * * @author Matthias Zenger * @version 1.0, 08/07/2003 */ -case class Reset[+A]() extends Message[A] +case object Reset extends Message[Nothing] /** Objects of this class represent compound messages consisting * of a sequence of other messages. @@ -81,4 +86,3 @@ class Script[A] extends ArrayBuffer[Message[A]] with Message[A] { override def hashCode(): Int = throw new UnsupportedOperationException("scripts are not suitable as hash keys") } -*/ diff --git a/src/library/scala/collection/mutable/Scriptable.scala b/src/library/scala/collection/script/Scriptable.scala index f2341d4e4f..d77a0a09c1 100644 --- a/src/library/scala/collection/mutable/Scriptable.scala +++ b/src/library/scala/collection/script/Scriptable.scala @@ -1,4 +1,3 @@ -/* TODO: Reintegrate /* __ *\ ** ________ ___ / / ___ Scala API ** ** / __/ __// _ | / / / _ | (c) 2003-2009, LAMP/EPFL ** @@ -10,7 +9,7 @@ // $Id$ -package scala.collection.mutable +package scala.collection.script /** Classes that mix in the <code>Scriptable</code> class allow @@ -20,9 +19,7 @@ package scala.collection.mutable * @version 1.0, 09/05/2004 */ trait Scriptable[A] { - - /** Send a message to this scriptable object. - */ - def <<(cmd: A): Unit + /** Send a message to this scriptable object. + */ + def <<(cmd: Message[A]): Unit } -*/ |