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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
<meta name="generator" content="JsDoc Toolkit"/>
<title>JsDoc Reference - BTree</title>
<style type="text/css">
/* default.css */
body {
font: 12px "Lucida Grande", Tahoma, Arial, Helvetica, sans-serif;
width: 800px;
}
.header {
clear: both;
background-color: #ccc;
padding: 8px;
}
h1 {
font-size: 150%;
font-weight: bold;
padding: 0;
margin: 1em 0 0 .3em;
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border: none 0;
border-top: 1px solid #7F8FB1;
height: 1px;
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pre.code {
display: block;
padding: 8px;
border: 1px dashed #ccc;
}
#index {
margin-top: 24px;
float: left;
width: 160px;
position: absolute;
left: 8px;
background-color: #F3F3F3;
padding: 8px;
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#content {
margin-left: 190px;
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.classList li {
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width: 100%;
}
h1.classTitle {
font-size: 170%;
line-height: 130%;
}
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font-size: 110%;
}
caption, div.sectionTitle {
background-color: #7F8FB1;
color: #fff;
font-size: 130%;
text-align: left;
padding: 2px 6px 2px 6px;
border: 1px #7F8FB1 solid;
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div.sectionTitle {
margin-bottom: 8px;
}
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vertical-align: top;
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/*col#summaryAttributes {}*/
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border-left: 1px #7F8FB1 solid;
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line-height: 15px;
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font-family: "Courier New", Courier, monospace;
font-size: 13px;
}
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text-align: left;
font-size: 13px;
line-height: 15px;
}
.summaryTable td.nameDescription, .description {
line-height: 15px;
padding: 4px;
padding-left: 4px;
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.summaryTable {
margin-bottom: 8px;
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ul.inheritsList {
list-style: square;
margin-left: 20px;
padding-left: 0;
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line-height: 15px;
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.detailList dt {
margin-left: 20px;
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.detailList .heading {
font-weight: bold;
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margin-left: 0;
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.light, td.attributes, .light a:link, .light a:visited {
color: #777;
font-style: italic;
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.fineprint {
text-align: right;
font-size: 10px;
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</style>
</head>
<body>
<!-- ============================== header ================================= -->
<!-- begin static/header.html -->
<div id="header">
</div>
<!-- end static/header.html -->
<!-- ============================== classes index ============================ -->
<div id="index">
<!-- begin publish.classesIndex -->
<div align="center"><a href="../index.html">Class Index</a>
| <a href="../files.html">File Index</a></div>
<hr/>
<h2>Classes</h2>
<ul class="classList">
<li><i><a href="../symbols/_global_.html">_global_</a></i></li>
<li><a href="../symbols/Aggregate.html">Aggregate</a></li>
<li><a href="../symbols/BSTree.html">BSTree</a></li>
<li><a href="../symbols/BSTreeIterator.html">BSTreeIterator</a></li>
<li><a href="../symbols/BTree.html">BTree</a></li>
<li><a href="../symbols/BTreeIterator.html">BTreeIterator</a></li>
<li><a href="../symbols/CircularBuffer.html">CircularBuffer</a></li>
<li><a href="../symbols/CircularBufferIterator.html">CircularBufferIterator</a></li>
<li><a href="../symbols/DoubleLinkedList.html">DoubleLinkedList</a></li>
<li><a href="../symbols/DoubleLinkedListIterator.html">DoubleLinkedListIterator</a></li>
<li><a href="../symbols/HashTable.html">HashTable</a></li>
<li><a href="../symbols/Iterator.html">Iterator</a></li>
<li><a href="../symbols/LinkedList.html">LinkedList</a></li>
<li><a href="../symbols/LinkedListIterator.html">LinkedListIterator</a></li>
<li><a href="../symbols/PriorityQueue.html">PriorityQueue</a></li>
<li><a href="../symbols/PriorityQueueIterator.html">PriorityQueueIterator</a></li>
<li><a href="../symbols/Queue.html">Queue</a></li>
<li><a href="../symbols/QueueIterator.html">QueueIterator</a></li>
<li><a href="../symbols/RBTree.html">RBTree</a></li>
<li><a href="../symbols/RBTreeIterator.html">RBTreeIterator</a></li>
<li><a href="../symbols/RBTreeList.html">RBTreeList</a></li>
<li><a href="../symbols/RBTreeListIterator.html">RBTreeListIterator</a></li>
<li><a href="../symbols/Set.html">Set</a></li>
<li><a href="../symbols/Stack.html">Stack</a></li>
<li><a href="../symbols/StackIterator.html">StackIterator</a></li>
</ul>
<hr/>
<!-- end publish.classesIndex -->
</div>
<div id="content">
<!-- ============================== class title ============================ -->
<h1 class="classTitle">
Class BTree
</h1>
<!-- ============================== class summary ========================== -->
<p class="description">
<br/><i>Defined in: </i> <a href="../symbols/src/C__DataStructures_DataStructures.js.html">DataStructures.js</a>.
</p>
<!-- ============================== constructor summary ==================== -->
<table class="summaryTable" cellspacing="0" summary="A summary of the constructor documented in the class BTree.">
<caption>Class Summary</caption>
<thead>
<tr>
<th scope="col">Constructor Attributes</th>
<th scope="col">Constructor Name and Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont">
<b><a href="../symbols/BTree.html#constructor">BTree</a></b>(minimumDegree)
</div>
<div class="description">Class for managing a B-Tree.</div>
</td>
</tr>
</tbody>
</table>
<!-- ============================== properties summary ===================== -->
<table class="summaryTable" cellspacing="0" summary="A summary of the fields documented in the class BTree.">
<caption>Field Summary</caption>
<thead>
<tr>
<th scope="col">Field Attributes</th>
<th scope="col">Field Name and Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont">
<b><a href="../symbols/BTree.html#root">root</a></b>
</div>
<div class="description">The root of the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont">
<b><a href="../symbols/BTree.html#size">size</a></b>
</div>
<div class="description">The number of items stored in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont">
<b><a href="../symbols/BTree.html#t">t</a></b>
</div>
<div class="description">The minimum number of the keys of a node.</div>
</td>
</tr>
</tbody>
</table>
<!-- ============================== methods summary ======================== -->
<table class="summaryTable" cellspacing="0" summary="A summary of the methods documented in the class BTree.">
<caption>Method Summary</caption>
<thead>
<tr>
<th scope="col">Method Attributes</th>
<th scope="col">Method Name and Description</th>
</tr>
</thead>
<tbody>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#allIndexesOf">allIndexesOf</a></b>(item, callback)
</div>
<div class="description">Returns all the position in which the item has been found in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#augmentChild">augmentChild</a></b>(node, index)
</div>
<div class="description">Augments the number of keys stored in the node preserving the order.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#clear">clear</a></b>()
</div>
<div class="description">Removes all the items stored in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#clone">clone</a></b>()
</div>
<div class="description">Clones the tree into a new tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#cloneDistinct">cloneDistinct</a></b>()
</div>
<div class="description">Clones the tree into a new tree without cloning duplicated items.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#contains">contains</a></b>(key, callback)
</div>
<div class="description">Checks if the tree contains the key.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#deleteKey">deleteKey</a></b>(key)
</div>
<div class="description">Deletes the key from the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#deleteMax">deleteMax</a></b>(node, index)
</div>
<div class="description">Deletes a node that have the maximum number of keys for node.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#deleteNonMin">deleteNonMin</a></b>(node, key)
</div>
<div class="description">Deletes a node that's a number of keys greater than the minimum for a node.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#execute">execute</a></b>(callback)
</div>
<div class="description">Executes the callback function for each item of the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#filter">filter</a></b>(callback)
</div>
<div class="description">Returns the items that satisfy the condition determined by the callback.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#fullContains">fullContains</a></b>(callback)
</div>
<div class="description">Checks if the tree contains a node that satisfy the condition represented by the
callback function.
</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#getItem">getItem</a></b>(index)
</div>
<div class="description">Returns the item at the position index.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#getIterator">getIterator</a></b>()
</div>
<div class="description">Returns the iterator relative to the aggregate.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#getSize">getSize</a></b>()
</div>
<div class="description">Returns the size of the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#indexOf">indexOf</a></b>(item, callback)
</div>
<div class="description">Returns the first position of the item in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#insert">insert</a></b>(key, item)
</div>
<div class="description">Inserts the item relatives to the key value in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#insertNonFull">insertNonFull</a></b>(node, key, item)
</div>
<div class="description">Inserts the new node in the right position if the node is not full.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#isEmpty">isEmpty</a></b>()
</div>
<div class="description">Checks if the tree is empty.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#lastIndexOf">lastIndexOf</a></b>(item, callback)
</div>
<div class="description">Returns the last position of the item in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#maximum">maximum</a></b>()
</div>
<div class="description">Gets the item relatives to the maximum key stored in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#maximumKey">maximumKey</a></b>()
</div>
<div class="description">Gets the maximum key stored in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#minimum">minimum</a></b>()
</div>
<div class="description">Gets the item relatives to the minimum key stored in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#minimumKey">minimumKey</a></b>()
</div>
<div class="description">Gets the minimum key stored in the tree.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#predecessor">predecessor</a></b>(key, node)
</div>
<div class="description">Gets the key previous to the param key.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#search">search</a></b>(key, node, callback)
</div>
<div class="description">Searches the item relatives to the key that satisfy the condition represented by the
callback function.
</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#splitChild">splitChild</a></b>(node, index)
</div>
<div class="description">Splits the child of the node at the position index.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#successor">successor</a></b>(key, node)
</div>
<div class="description">Gets the key next to the param node key.</div>
</td>
</tr>
<tr>
<td class="attributes"> </td>
<td class="nameDescription">
<div class="fixedFont"><b><a href="../symbols/BTree.html#toArray">toArray</a></b>()
</div>
<div class="description">Transforms the tree into an array without preserving keys.</div>
</td>
</tr>
</tbody>
</table>
<!-- ============================== events summary ======================== -->
<!-- ============================== constructor details ==================== -->
<div class="details"><a name="constructor"> </a>
<div class="sectionTitle">
Class Detail
</div>
<div class="fixedFont">
<b>BTree</b>(minimumDegree)
</div>
<div class="description">
Class for managing a B-Tree.
</div>
<dl class="detailList">
<dt class="heading">Parameters:</dt>
<dt>
<b>minimumDegree</b>
</dt>
<dd>{number} The minimum number of keys of a node.</dd>
</dl>
</div>
<!-- ============================== field details ========================== -->
<div class="sectionTitle">
Field Detail
</div>
<a name="root"> </a>
<div class="fixedFont">
<b>root</b>
</div>
<div class="description">
The root of the tree.
</div>
<hr/>
<a name="size"> </a>
<div class="fixedFont">
<b>size</b>
</div>
<div class="description">
The number of items stored in the tree.
</div>
<hr/>
<a name="t"> </a>
<div class="fixedFont">
<b>t</b>
</div>
<div class="description">
The minimum number of the keys of a node.
</div>
<!-- ============================== method details ========================= -->
<div class="sectionTitle">
Method Detail
</div>
<a name="allIndexesOf"> </a>
<div class="fixedFont">
<span class="light">{Array<number>}</span>
<b>allIndexesOf</b>(item, callback)
</div>
<div class="description">
Returns all the position in which the item has been found in the tree.
</div>
<dl class="detailList">
<dt class="heading">Parameters:</dt>
<dt>
<b>item</b>
</dt>
<dd>{*} The item to search.</dd>
<dt>
<b>callback</b>
<i>Optional, Default: function(item){return(it===item);}</i>
</dt>
<dd>The condition to satisfy. The callback must accept the current item to check.</dd>
</dl>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{Array<number>}</span> The positions in which the item has been found.</dd>
</dl>
<hr/>
<a name="augmentChild"> </a>
<div class="fixedFont">
<span class="light">{void}</span>
<b>augmentChild</b>(node, index)
</div>
<div class="description">
Augments the number of keys stored in the node preserving the order.
</div>
<dl class="detailList">
<dt class="heading">Parameters:</dt>
<dt>
<b>node</b>
</dt>
<dd>{BNode} The node to delete.</dd>
<dt>
<b>index</b>
</dt>
<dd>{number} The index of the position to augment.</dd>
</dl>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{void}</span></dd>
</dl>
<hr/>
<a name="clear"> </a>
<div class="fixedFont">
<span class="light">{void}</span>
<b>clear</b>()
</div>
<div class="description">
Removes all the items stored in the tree.
</div>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{void}</span></dd>
</dl>
<hr/>
<a name="clone"> </a>
<div class="fixedFont">
<span class="light">{<a href="../symbols/BTree.html">BTree</a>}</span>
<b>clone</b>()
</div>
<div class="description">
Clones the tree into a new tree.
</div>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{<a href="../symbols/BTree.html">BTree</a>}</span> The tree cloned from this tree.
</dd>
</dl>
<hr/>
<a name="cloneDistinct"> </a>
<div class="fixedFont">
<span class="light">{<a href="../symbols/BTree.html">BTree</a>}</span>
<b>cloneDistinct</b>()
</div>
<div class="description">
Clones the tree into a new tree without cloning duplicated items.
</div>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{<a href="../symbols/BTree.html">BTree</a>}</span> The tree cloned from this tree.
</dd>
</dl>
<hr/>
<a name="contains"> </a>
<div class="fixedFont">
<span class="light">{boolean}</span>
<b>contains</b>(key, callback)
</div>
<div class="description">
Checks if the tree contains the key.
</div>
<dl class="detailList">
<dt class="heading">Parameters:</dt>
<dt>
<b>key</b>
</dt>
<dd>{number} The key to find.</dd>
<dt>
<b>callback</b>
<i>Optional, Default: function(node,index){return(node.keys[index]===key);}</i>
</dt>
<dd>The condition to satisfy. The callback must accept the current node to check and optionally the position of the
key.
</dd>
</dl>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{boolean}</span> True if the tree contains the key.</dd>
</dl>
<hr/>
<a name="deleteKey"> </a>
<div class="fixedFont">
<span class="light">{void}</span>
<b>deleteKey</b>(key)
</div>
<div class="description">
Deletes the key from the tree.
</div>
<dl class="detailList">
<dt class="heading">Parameters:</dt>
<dt>
<b>key</b>
</dt>
<dd>{*} The key to delete.</dd>
</dl>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{void}</span></dd>
</dl>
<hr/>
<a name="deleteMax"> </a>
<div class="fixedFont">
<span class="light">{void}</span>
<b>deleteMax</b>(node, index)
</div>
<div class="description">
Deletes a node that have the maximum number of keys for node.
</div>
<dl class="detailList">
<dt class="heading">Parameters:</dt>
<dt>
<b>node</b>
</dt>
<dd>{BNode} The node to delete.</dd>
<dt>
<b>index</b>
</dt>
<dd>{number} The key to delete in the node.</dd>
</dl>
<dl class="detailList">
<dt class="heading">Returns:</dt>
<dd><span class="light fixedFont">{void}</span></dd>
</dl>
<hr/>
<a name="deleteNonMin"> </a>
<div class="fixedFont">
<span class="light">{void}</span>
<b>deleteNonMin</b>(node, key)