Strings.java

/*******************************************************************************
 * Copyright (c) 2014, 2015 Cisco Systems, Inc. and others.  All rights reserved.
 *  
 *  This program and the accompanying materials are made available under the
 *  terms of the Eclipse Public License v1.0 which accompanies this distribution,
 *  and is available at http://www.eclipse.org/legal/epl-v10.html
 *  
 *******************************************************************************/
package com.cisco.yangide.ext.model.editor.util;

import java.text.SimpleDateFormat;
import java.util.Date;

public class Strings {

    private Strings() {
        super();
    }

    private static final SimpleDateFormat DEFAULT_DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd");
    public static final String EMPTY_STRING = "";

    public static String getAsString(Object obj) {
        if (null != obj && null != obj.toString()) {
            return obj.toString();
        }
        return EMPTY_STRING;
    }

    public static String toString(Date obj) {
        if (null != obj) {
            return DEFAULT_DATE_FORMAT.format(obj);
        }
        return EMPTY_STRING;
    }

    public static boolean isEmpty(Object obj) {
        return null == obj || null == obj.toString() || obj.toString().isEmpty();
    }
}