phpldapadmin/application/media/js/dojo-release-1.7.2/dojox/collections/BinaryTree.js

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2012-06-19 02:07:43 +00:00
//>>built
define("dojox/collections/BinaryTree",["dojo/_base/kernel","dojo/_base/array","./_base"],function(_1,_2,_3){
_3.BinaryTree=function(_4){
function _5(_6,_7,_8){
this.value=_6||null;
this.right=_7||null;
this.left=_8||null;
this.clone=function(){
var c=new _5();
if(this.value.value){
c.value=this.value.clone();
}else{
c.value=this.value;
}
if(this.left!=null){
c.left=this.left.clone();
}
if(this.right!=null){
c.right=this.right.clone();
}
return c;
};
this.compare=function(n){
if(this.value>n.value){
return 1;
}
if(this.value<n.value){
return -1;
}
return 0;
};
this.compareData=function(d){
if(this.value>d){
return 1;
}
if(this.value<d){
return -1;
}
return 0;
};
};
function _9(_a,a){
if(_a){
_9(_a.left,a);
a.push(_a.value);
_9(_a.right,a);
}
};
function _b(_c,_d){
var s="";
if(_c){
s=_c.value.toString()+_d;
s+=_b(_c.left,_d);
s+=_b(_c.right,_d);
}
return s;
};
function _e(_f,sep){
var s="";
if(_f){
s=_e(_f.left,sep);
s+=_f.value.toString()+sep;
s+=_e(_f.right,sep);
}
return s;
};
function _10(_11,sep){
var s="";
if(_11){
s=_10(_11.left,sep);
s+=_10(_11.right,sep);
s+=_11.value.toString()+sep;
}
return s;
};
function _12(_13,_14){
if(!_13){
return null;
}
var i=_13.compareData(_14);
if(i==0){
return _13;
}
if(i>0){
return _12(_13.left,_14);
}else{
return _12(_13.right,_14);
}
};
this.add=function(_15){
var n=new _5(_15);
var i;
var _16=_17;
var _18=null;
while(_16){
i=_16.compare(n);
if(i==0){
return;
}
_18=_16;
if(i>0){
_16=_16.left;
}else{
_16=_16.right;
}
}
this.count++;
if(!_18){
_17=n;
}else{
i=_18.compare(n);
if(i>0){
_18.left=n;
}else{
_18.right=n;
}
}
};
this.clear=function(){
_17=null;
this.count=0;
};
this.clone=function(){
var c=new _3.BinaryTree();
var itr=this.getIterator();
while(!itr.atEnd()){
c.add(itr.get());
}
return c;
};
this.contains=function(_19){
return this.search(_19)!=null;
};
this.deleteData=function(_1a){
var _1b=_17;
var _1c=null;
var i=_1b.compareData(_1a);
while(i!=0&&_1b!=null){
if(i>0){
_1c=_1b;
_1b=_1b.left;
}else{
if(i<0){
_1c=_1b;
_1b=_1b.right;
}
}
i=_1b.compareData(_1a);
}
if(!_1b){
return;
}
this.count--;
if(!_1b.right){
if(!_1c){
_17=_1b.left;
}else{
i=_1c.compare(_1b);
if(i>0){
_1c.left=_1b.left;
}else{
if(i<0){
_1c.right=_1b.left;
}
}
}
}else{
if(!_1b.right.left){
if(!_1c){
_17=_1b.right;
}else{
i=_1c.compare(_1b);
if(i>0){
_1c.left=_1b.right;
}else{
if(i<0){
_1c.right=_1b.right;
}
}
}
}else{
var _1d=_1b.right.left;
var _1e=_1b.right;
while(_1d.left!=null){
_1e=_1d;
_1d=_1d.left;
}
_1e.left=_1d.right;
_1d.left=_1b.left;
_1d.right=_1b.right;
if(!_1c){
_17=_1d;
}else{
i=_1c.compare(_1b);
if(i>0){
_1c.left=_1d;
}else{
if(i<0){
_1c.right=_1d;
}
}
}
}
}
};
this.getIterator=function(){
var a=[];
_9(_17,a);
return new _3.Iterator(a);
};
this.search=function(_1f){
return _12(_17,_1f);
};
this.toString=function(_20,sep){
if(!_20){
_20=_3.BinaryTree.TraversalMethods.Inorder;
}
if(!sep){
sep=",";
}
var s="";
switch(_20){
case _3.BinaryTree.TraversalMethods.Preorder:
s=_b(_17,sep);
break;
case _3.BinaryTree.TraversalMethods.Inorder:
s=_e(_17,sep);
break;
case _3.BinaryTree.TraversalMethods.Postorder:
s=_10(_17,sep);
break;
}
if(s.length==0){
return "";
}else{
return s.substring(0,s.length-sep.length);
}
};
this.count=0;
var _17=this.root=null;
if(_4){
this.add(_4);
}
};
_3.BinaryTree.TraversalMethods={Preorder:1,Inorder:2,Postorder:3};
return _3.BinaryTree;
});