com.clickntap.utils.StringUtils Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of click_framework Show documentation

Java Framework based on Spring Framework, Freemarker and Simplicity

The newest version!

package com.clickntap.utils;

import freemarker.template.utility.StringUtil;

public class StringUtils extends org.springframework.util.StringUtils {

  public static String toString(Object value) {
    if (value == null)
      return ConstUtils.EMPTY;
    if (value instanceof String[]) {
      String[] values = (String[]) value;
      return StringUtils.arrayToCommaDelimitedString(values);
    } else
      return value.toString();
  }

  public static String code(String key) {
    return key + Long.toHexString(System.currentTimeMillis());
  }

  public static String shortName(String name, int len) {
    if (name == null)
      return ConstUtils.EMPTY;
    if (name.length() <= len)
      return name;
    name = name.substring(0, len - 3).trim() + "...";
    return name;
  }

  public static String splitWords(String text, int maxSize) {
    if (text == null)
      return null;
    String[] strings = StringUtil.split(text, ConstUtils.SPACE_CHAR);
    String retVal = ConstUtils.EMPTY;
    for (String s : strings) {
      int n = s.length() / maxSize;
      if (n == 0)
        retVal += ConstUtils.SPACE + s;
      else {
        int i;
        for (i = 0; i < n; i++)
          retVal += ConstUtils.SPACE + s.substring(i * maxSize, (i + 1) * maxSize);
        retVal += ConstUtils.SPACE + s.substring(i * maxSize);
      }
    }
    return retVal.trim();
  }

  public static String randomPassword() {
    return code("pass");
  }

}