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-rw-r--r--framework/Collections/TPriorityList.php126
-rw-r--r--tests/unit/Collections/TPriorityListTest.php33
2 files changed, 103 insertions, 56 deletions
diff --git a/framework/Collections/TPriorityList.php b/framework/Collections/TPriorityList.php
index 25c5388c..2566aeea 100644
--- a/framework/Collections/TPriorityList.php
+++ b/framework/Collections/TPriorityList.php
@@ -35,7 +35,7 @@
* </code>
*
** To extend TPriorityList by doing additional operations with each addition or removal
- ** operation, override {@link insertAtIndexInPriority()}, and {@link removeAtIndexInPriority()}.
+ ** operation, override {@link insertAtIndexInPriority()} and {@link removeAtIndexInPriority()}.
*
* @author Brad Anderson <javalizard@gmail.com>
* @version $Id: TPriorityList.php 2541 2008-10-21 15:05:13Z javalizard $
@@ -49,6 +49,10 @@ class TPriorityList extends TList
*/
private $_d=array();
/**
+ * @var boolean tells if the _d is currently ordered.
+ */
+ private $_o=0;
+ /**
* @var array cached flattened internal data storage
*/
private $_fd=null;
@@ -104,7 +108,7 @@ class TPriorityList extends TList
/**
* @param numeric optional priority at which to count items. if no parameter, it takes the default {@link getDefaultPriority}
- * @return integer the number of items in the list at the
+ * @return int the number of items in the list at the
*/
public function getPriorityCount($priority=null)
{
@@ -133,7 +137,7 @@ class TPriorityList extends TList
}
/**
- * @return numeric the precision of the floating priorities, defaults with 10
+ * @return int the precision of the floating priorities, defaults with 10
*/
public function getPrecision()
{
@@ -142,7 +146,7 @@ class TPriorityList extends TList
/**
* TPriorityList uses php function {@link round} on its priorities and thus it uses precision.
- * @param numeric this sets the precision of the floating point priorities.
+ * @param int this sets the precision of the floating point priorities.
*/
protected function setPrecision($value)
{
@@ -160,7 +164,8 @@ class TPriorityList extends TList
}
/**
- * @return array the key list
+ * This is ordered lowest to highest.
+ * @return array the array of priorities
*/
public function getPriorities()
{
@@ -173,14 +178,26 @@ class TPriorityList extends TList
* this orders the priority list and flattens it into an array [0,...,n-1]
* @return array of the values in the list in priority order
*/
+ protected function sortPriorities() {
+ if(!$this->_o) {
+ ksort($this->_d, SORT_NUMERIC);
+ $this->_o = true;
+ }
+ }
+
+
+ /**
+ * this orders the priority list and flattens it into an array [0,...,n-1]
+ * @return array of the values in the list in priority order
+ */
protected function flattenPriorities() {
if(is_array($this->_fd))
return $this->_fd;
- ksort($this->_d, SORT_NUMERIC);
+ $this->sortPriorities();
$this->_fd = array();
- foreach($this->_d as $priority => $atpriority)
- $this->_fd = array_merge($this->_fd, $atpriority);
+ foreach($this->_d as $priority => $itemsatpriority)
+ $this->_fd = array_merge($this->_fd, $itemsatpriority);
return $this->_fd;
}
@@ -217,7 +234,7 @@ class TPriorityList extends TList
* @param mixed the key
* @return mixed the element at the offset, null if no element is found at the offset
*/
- public function itemAtPriorityIndex($priority=null, $index) // IS THIS EVEN POSSIBLE???
+ public function itemAtIndexPriority($index,$priority=null)
{
if($priority === null)
$priority = $this->DefaultPriority;
@@ -232,12 +249,12 @@ class TPriorityList extends TList
* Note, if the specified key already exists, the old value will be overwritten.
* @param mixed key
* @param mixed value
+ * @return int the index within the flattened array
* @throws TInvalidOperationException if the map is read-only
*/
- public function add($item)
+ public function add($item, $priority=null)
{
- $this->insertAtPriority($item);
- return $this->_c-1;
+ return $this->insertAtIndexInPriority($item,false,$priority,true);
}
/**
@@ -254,8 +271,8 @@ class TPriorityList extends TList
if($this->ReadOnly)
throw new TInvalidOperationException('list_readonly',get_class($this));
- if(($priority = $this->priorityAt($index, true)) !== false)
- $this->insertAtIndexInPriority($item, $priority[1], $priority[0]);
+ if(($priority=$this->priorityAt($index,true))!==false)
+ $this->insertAtIndexInPriority($item,$priority[1],$priority[0]);
else
throw new TInvalidDataValueException('list_index_invalid',$index);
}
@@ -269,40 +286,67 @@ class TPriorityList extends TList
* @throws TInvalidDataValueException If the index specified exceeds the bound
* @throws TInvalidOperationException if the list is read-only
*/
- public function insertAtPriority($item, $priority=null)
- {
- $this->insertAtIndexInPriority($item, false, $priority);
- }
-
- /**
- * Inserts an item at the specified position.
- * Original item at the position and the next items
- * will be moved one step towards the end.
- * @param integer the specified position.
- * @param mixed new item
- * @throws TInvalidDataValueException If the index specified exceeds the bound
- * @throws TInvalidOperationException if the list is read-only
- */
- public function insertAtIndexInPriority($item, $index=false, $priority=null)
+ public function insertAtIndexInPriority($item,$index=false,$priority=null,$indexItem=false)
{
if(!$this->ReadOnly)
{
- if($priority === null)
- $priority = $this->DefaultPriority;
+ if($priority===null)
+ $priority=$this->DefaultPriority;
- $priority = (string)round(TPropertyValue::ensureFloat($priority), $this->_p);
- if($index === false) {
- //This string conversion allows floats as keys
- $this->_d[$priority][]=$item;
- } else if(isset($this->_d[$priority]) && is_array($this->_d[$priority]))
- array_splice($this->_d[$priority],$index,0,array($item));
- else
- $this->_d[$priority]=array($item);
+ $priority=(string)round(TPropertyValue::ensureFloat($priority), $this->_p);
- $this->_fd = null;
+ if($indexItem) {
+ $this->sortPriorities();
+ $cc=0;
+ foreach($this->_d as $prioritykey => $items)
+ if($prioritykey >= $priority)
+ break;
+ else
+ $cc+=count($items);
+
+ if($index === false) {
+ //This string conversion allows floats as keys
+ $c = count($this->_d[$priority]);
+ if(!$c && $this->_c)
+ $this->_o = false;
+ $c += $cc;
+ $this->_d[$priority][]=$item;
+ } else if(isset($this->_d[$priority])) {
+ $c = $index + $cc;
+ array_splice($this->_d[$priority],$index,0,array($item));
+ } else {
+ $c = $cc;
+ $this->_o = false;
+ $this->_d[$priority]=array($item);
+ }
+
+ if($this->_fd && is_array($this->_fd))
+ array_splice($this->_fd,$c,0,array($item));
+ } else {
+ $c = null;
+ if($index === false) {
+ $cc = count($this->_d[$priority]);
+ if(!$cc && $this->_c)
+ $this->_o = false;
+ $this->_d[$priority][]=$item;
+ } else if(isset($this->_d[$priority])) {
+ $cc = $index;
+ array_splice($this->_d[$priority],$index,0,array($item));
+ } else {
+ $cc = 0;
+ $this->_o = false;
+ $this->_d[$priority]=array($item);
+ }
+ if($this->_fd && is_array($this->_fd) && count($this->_d) == 1)
+ array_splice($this->_fd,$cc,0,array($item));
+ else
+ $this->_fd = null;
+ }
+
+ $this->_c++;
- return $this->_c++;
+ return $c;
}
else
throw new TInvalidOperationException('list_readonly',get_class($this));
diff --git a/tests/unit/Collections/TPriorityListTest.php b/tests/unit/Collections/TPriorityListTest.php
index 3fb9d68e..53377b45 100644
--- a/tests/unit/Collections/TPriorityListTest.php
+++ b/tests/unit/Collections/TPriorityListTest.php
@@ -39,9 +39,9 @@ class TPriorityListTest extends PHPUnit_Framework_TestCase {
$this->pitem4=new PriorityListItem;
$this->pitem5=new PriorityListItem;
$this->plist->add($this->pitem1);
+ $this->plist->add($this->pitem3, 100);
$this->plist->add($this->pitem2);
- $this->plist->insertAtPriority($this->pfirst, -10000000);
- $this->plist->insertAtPriority($this->pitem3, 100);
+ $this->plist->add($this->pfirst, -10000000);
// 4 and 5 are not inserted
// ending setup: pfirst @ -10000000[0], pitem1 @ 10[0], pitem2 @ 10[1], pitem3 @ 100[0]
}
@@ -298,7 +298,7 @@ class TPriorityListTest extends PHPUnit_Framework_TestCase {
$this->assertEquals(-10000000,$list2->priorityOf($this->pfirst));
$this->assertEquals(100,$list2->priorityOf($this->pitem3));
$this->assertEquals(-10000000,$list2->priorityAt(0));
- $this->assertEquals($this->plist->DefaultPriority,$list2->priorityAt(2));
+ $this->assertEquals($list2->DefaultPriority,$list2->priorityAt(2));
$this->assertEquals(100,$list2->priorityAt(3));
}
@@ -309,17 +309,19 @@ class TPriorityListTest extends PHPUnit_Framework_TestCase {
public function testAddPriorities() {
$this->assertEquals(3,$this->plist->add(null));
- $this->assertEquals(4,$this->plist->add($this->item3));
- $this->assertEquals(4,$this->plist->getCount());
- $this->assertEquals(3,$this->plist->indexOf($this->item3));
+ $this->assertEquals(4,$this->plist->add($this->pitem4));
+ $this->assertEquals(6,$this->plist->getCount());
+ $this->assertEquals(4,$this->plist->indexOf($this->pitem4));
+ $this->assertEquals($this->plist->DefaultPriority,$this->plist->priorityAt(4));
+ $this->assertEquals(100,$this->plist->priorityAt(5));
}
public function testInsertAtPriorities() {
- $this->assertNull($this->plist->insertAt(0,$this->item3));
- $this->assertEquals(3,$this->plist->getCount());
- $this->assertEquals(2,$this->plist->indexOf($this->item2));
- $this->assertEquals(0,$this->plist->indexOf($this->item3));
- $this->assertEquals(1,$this->plist->indexOf($this->item1));
+ $this->assertNull($this->plist->insertAt(0,$this->pitem3));
+ $this->assertEquals(5,$this->plist->getCount());
+ $this->assertEquals(3,$this->plist->indexOf($this->pitem2));
+ $this->assertEquals(0,$this->plist->indexOf($this->pitem3));
+ $this->assertEquals(1,$this->plist->indexOf($this->pitem1));
try {
$this->plist->insertAt(4,$this->item3);
$this->fail('exception not raised when adding item at an out-of-range index');
@@ -367,10 +369,11 @@ class TPriorityListTest extends PHPUnit_Framework_TestCase {
}
public function testRemovePriorities() {
- $this->assertEquals(0,$this->plist->remove($this->item1));
- $this->assertEquals(1,$this->plist->getCount());
- $this->assertEquals(-1,$this->plist->indexOf($this->item1));
- $this->assertEquals(0,$this->plist->indexOf($this->item2));
+ $this->assertEquals(1,$this->plist->remove($this->pitem1));
+ $this->assertEquals(3,$this->plist->getCount());
+ $this->assertEquals(-1,$this->plist->indexOf($this->pitem1));
+ $this->assertEquals(1,$this->plist->indexOf($this->pitem2));
+ $this->assertEquals(2,$this->plist->indexOf($this->pitem3));
try {
$this->plist->remove($this->item1);
$this->fail('exception not raised when removing nonexisting item');
generated by cgit v1.2.3 (git 2.46.0) at 2024-12-31 08:27:29 +0000