/**
 * ColladaUtils.java
 * ChilliSource
 * Created by Ian Copland on 16/01/2013.
 * 
 * The MIT License (MIT)
 * 
 * Copyright (c) 2013 Tag Games Limited
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.chilliworks.chillisource.colladaparserutils;

import java.util.ArrayList;

import org.xml.sax.Attributes;

public class ColladaUtils
{
	//--------------------------------------------------------------
	/// Split On Whitespace
	///
	/// Breaks a string up on all types of whitespace.
	///
	/// @return the output string array.
	//--------------------------------------------------------------
	public static String[] SplitOnWhitespace(String instrData)
	{
		String[] astrData = instrData.split("\\s+");
		ArrayList<String> llOutput = new ArrayList<String>();
		
		for (int i = 0; i < astrData.length; ++i)
		{
			if (astrData[i] != null && astrData[i].length() != 0)
			{
				llOutput.add(astrData[i]);
			}
		}
		
		String[] astrOutput = new String[llOutput.size()];
		return llOutput.toArray(astrOutput);
	}
	//--------------------------------------------------------------
	/// Get Int Attribute Or Zero
	///
	/// @return either the value of the attribute, or 0.
	//--------------------------------------------------------------
	public static int GetIntAttributeOrZero(Attributes inAttributes, String inName)
	{
		if (inAttributes.getIndex(inName) > -1)
		{
			return Integer.parseInt(inAttributes.getValue(inName));
		}
		
		return 0;
	}
	//--------------------------------------------------------------
	/// Get Int Attribute Or Zero
	///
	/// @return either the value of the attribute, or an empty string.
	//--------------------------------------------------------------
	public static String GetStringAttributeOrEmpty(Attributes inAttributes, String inName)
	{
		if (inAttributes.getIndex(inName) > -1)
		{
			return inAttributes.getValue(inName);
		}
		
		return "";
	}
}
