package com.baidu.ueditor.core;

public class Encoder {

    public static String toUnicode ( String input ) {
        
        StringBuilder builder = new StringBuilder();
        char[] chars = input.toCharArray();
        
        for ( char ch : chars ) {
            
            if ( ch < 256 ) {
                builder.append( ch );
            } else {
                builder.append( "\\u" +  Integer.toHexString( ch& 0xffff ) );
            }
            
        }
        
        return builder.toString();
        
    }
    
}