@Override
    public void setRootPath(String rootPath) {
        try{
            zipfile = new ZipFile(new File(rootPath), ZipFile.OPEN_READ);
        }catch (IOException ex){
            throw new AssetLoadException("Failed to open zip file: " + rootPath, ex);
        }
    }
<code>ZipLocator</code> is a locator that looks up resources in a 
<code>.ZIP</code> file.

The root path must be a valid ZIP or ZIP-like {@link File file}, 
for example, <br>
<code>C:\My App\data.zip</code>

@author Kirill Vainer
jme3-core/src/plugins/java/com/jme3/asset/plugins/ZipLocator.java