@FindBy(xpath= FinalLocators.userName)
WebElement uname;

@FindBy(xpath= FinalLocators.userpass)
WebElement userpwd;

sendkeys.uname("johndoe");
sendkeys.userpwd("kitty");

public static final String userName=//input[text()='username']
public static final String userpass=//input[text()='password']

public void sendData(String xpathKey){
    try{
    driver.findElement(By.xpath(OR.getProperty(xpathKey))).sendKeys("abc");
    logger.info("Found "+xpathKey);
    }catch(Exception e){
    logger.info("wait started for "+xpathKey);

            }

}