Stringutils string tool class used by FreeMarker to create templates

package Utils;

public class StringUtils {

/**
 *  Capitalize the name of the class 
 * @param name
 * @param indx
 * @return
 */
public static String captureName(String name,int indx){
    name=name.substring(0,indx)+name.substring(indx,indx+1).toUpperCase()+name.substring(indx+1);
    return name;
}

/**
 *  The first capital letter is 
 * @param name
 * @return
 */
public static String captureName(String name){
    name=name.substring(0,1).toUpperCase()+name.substring(1);
    return name;
}

/**
 *  The first letter is lowercase 
 * @param name
 * @return
 */
public static String lowerName(String name){
    name=name.substring(0,1).toLowerCase()+name.substring(1);
    return name;
}

/**
 *  Processed class name , Capitalize the name of the class , Underline out 
 * @param columnName
 * @return
 */
public static String putOffUnderline(String columnName){
    StringBuffer fieldNameBuffer=null;
    String temNameArray[]=columnName.split("_");
    for(int i=0;i<temNameArray.length;i++){
        if(i==0){
            fieldNameBuffer=new StringBuffer(temNameArray[i]);
        }else{
            fieldNameBuffer.append(captureName(temNameArray[i]));
        }
    }
    return fieldNameBuffer.toString();
}

}

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