com.hangum.tadpole.commons.util.Utils.java Source code

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Here is the source code for com.hangum.tadpole.commons.util.Utils.java

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/*******************************************************************************
 * Copyright (c) 2012 - 2015 hangum.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v2.1
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     hangum - initial API and implementation
 ******************************************************************************/
package com.hangum.tadpole.commons.util;

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

import org.apache.commons.lang.StringEscapeUtils;
import org.apache.commons.lang.StringUtils;

import com.hangum.tadpole.commons.libs.core.define.PublicTadpoleDefine;

/**
 *
 * Tadpole ustils class
 *
 * @author hangum
 * @version 1.6.1
 * @since 2015. 3. 19.
 *
 */
public class Utils {

    /**
     * convert line to html
     * @param str
     * @return
     */
    public static String convLineToHtml(String str) {
        if (str == null)
            return "";

        return StringUtils.replace(StringEscapeUtils.escapeHtml(str), PublicTadpoleDefine.LINE_SEPARATOR, "<br/>");
    }

    public static String convHtmlToLine(String str) {
        return StringUtils.replace(StringEscapeUtils.unescapeHtml(str), "<br/>",
                PublicTadpoleDefine.LINE_SEPARATOR);
    }

    /**
     * unique id  . 
     * 
     * @param length
     * @return
     */
    public static String getUniqueID() {
        return UUID.randomUUID().toString();
    }

    /**
     * unique id digit ?  .
     * 
     * @param digit
     * @return
     */
    public static String getUniqueDigit(int digit) {
        return getUniqueID().substring(0, digit);
    }

    public static String dateToStr(Date date) {
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        return sdf.format(date);
    }

}