}
/**
* 从HashMap中获取value的集合,以数组形式返回
*/
HashMap.prototype.values = function()
{
var arrValues = new Array();
var index = 0;
for(var strKey in this)
{
if(strKey.substring(0,this.prefix.length) == this.prefix)
arrValues[index ++] = this[strKey];
}
return arrValues.length == 0 ? null : arrValues;
}
/**
* 获取HashMap的value值数量
*/
HashMap.prototype.size = function()
{
return this.length;
}
/**
* 删除指定的值
*/
HashMap.prototype.remove = function(key)
{
delete this[this.prefix + key];
this.length --;
}
/**
* 清空HashMap
*/
HashMap.prototype.clear = function()
{
for(var strKey in this)
{
if(strKey.substring(0,this.prefix.length) == this.prefix)
delete this[strKey];
}
this.length = 0;
}
/**
* 判断HashMap是否为空
*/
HashMap.prototype.isEmpty = function()
{
return this.length == 0;
}
/**
* 判断HashMap是否存在某个key
*/
HashMap.prototype.containsKey = function(key)
{
for(var strKey in this)
{
if(strKey == this.prefix + key)
return true;
}
return false;
}
/**
* 判断HashMap是否存在某个value
*/
HashMap.prototype.containsValue = function(value)
{
for(var strKey in this)
{
if(this[strKey] == value)
return true;
}
return false;
}
/**
* 把一个HashMap的值加入到另一个HashMap中,参数必须是HashMap
*/
HashMap.prototype.putAll = function(map)
{
if(map == null)
return;
if(map.constructor != JHashMap)
return;










