Example usage for java.lang String trim

Introduction

In this page you can find the example usage for java.lang String trim.

Prototype

public String trim()

Source Link

Document

Returns a string whose value is this string, with all leading and trailing space removed, where space is defined as any character whose codepoint is less than or equal to 'U+0020' (the space character).

Usage

From source file:Main.java

public static boolean containsAnyData(String[] row) {
    if (row == null || row.length == 0) {
        return false;
    }/*from   ww w.j a v a2s.  co m*/
    for (String value : row) {
        if (value != null && value.trim().length() > 0) {
            return true;
        }
    }
    return false;
}

From source file:Main.java

public static String ntrim(String str) {
    if (str == null)
        return null;
    str = str.trim();
    if (str.length() == 0)
        return null;
    return str;//from w w  w .  j  a  va  2s .  c o  m
}

From source file:Main.java

private static String makeEmailHerf(String content) {
    if (content.trim().length() == 0) {
        return content;
    }/*from   w ww.ja v  a2s . c  o  m*/
    StringBuffer emailStringBuffer = new StringBuffer();

    Matcher matcherEmail = patternEmail.matcher(content);
    while (matcherEmail.find()) {

        String email = matcherEmail.group();
        //            System.out.println("email:" + email);
        String emailToHref = "<a href=\"" + MailTo.MAILTO_SCHEME + email + "\">" + email + "</a>";
        matcherEmail.appendReplacement(emailStringBuffer, emailToHref);

    }
    matcherEmail.appendTail(emailStringBuffer);
    return emailStringBuffer.toString();
}

From source file:Main.java

private static String makeTelNoHerf(String telContent) {
    if (telContent.trim().length() == 0) {
        return telContent;
    }//from ww  w.j  a v  a2s  . c o m
    StringBuffer telNoStringBuffer = new StringBuffer();

    Matcher matcherTelNo = patternTelNo.matcher(telContent);
    while (matcherTelNo.find()) {

        String telNo = matcherTelNo.group();
        String telNoToHerf = "<a href=\"" + ProtocolKey_ACTION_DIAL + telNo + "\">" + telNo + "</a>";
        matcherTelNo.appendReplacement(telNoStringBuffer, telNoToHerf);

    }
    matcherTelNo.appendTail(telNoStringBuffer);
    return telNoStringBuffer.toString();
}

From source file:Main.java

public static String truncateAndTrailOffText(String text, int limit) {
    String trimmed = text.trim();
    int dotsLength = F_DOTS.length();
    int trimmedLength = trimmed.length();
    int limitWithDots = limit - dotsLength;

    if (limit >= trimmedLength) {
        return trimmed;
    }//  w w w. j  a  va2 s .  com
    // limit <= trimmedLength
    if (limit <= dotsLength) {
        return ""; //$NON-NLS-1$
    }
    // dotsLength < limit < trimmedLength
    return trimmed.substring(0, limitWithDots) + F_DOTS;
}

From source file:Main.java

public static String mergeLines(String linesText) {
    String ret_value = "";
    String[] lines = linesText.split("\n");

    if (lines != null) {
        for (String line : lines) {
            ret_value = ret_value + " " + line.trim();
        }//  www  .j  a v a2s. c  o  m
    } else {
        ret_value = linesText.replaceAll("\t", "").replaceAll("\n", " ");
    }
    return ret_value.trim();
}

From source file:Main.java

public static boolean isNullOrEmpty(final String str) {
    if (str == null)
        return true;
    if (str.trim().equals(""))
        return true;
    return false;
}

From source file:Main.java

public static boolean isNullOrEmpty(String str) {

    return str == null || str.length() == 0 || str.trim().length() == 0;
}

From source file:Main.java

public static boolean isEmpty(String str) {
    return str == null ? true : ("".equals(str.trim()) ? true : false);
}

From source file:Main.java

public static String convertEntities(String text) {
    if ("".equals(text.trim())) {
        return "";
    }/* ww  w. j  av a2s.  co m*/
    if (text.indexOf(AMP_CHARACTER) != -1) {
        text = text.replaceAll(AMP_STRING, AMP_ENTITY);
    }
    if (text.indexOf(APOS_CHARACTER) != -1) {
        text = text.replaceAll(APOS_STRING, APOS_ENTITY);
    }
    if (text.indexOf(LT_CHARACTER) != -1) {
        text = text.replaceAll(LT_STRING, LT_ENTITY);
    }
    if (text.indexOf(GT_CHARACTER) != -1) {
        text = text.replaceAll(GT_STRING, GT_ENTITY);
    }
    if (text.indexOf(QUOTE_CHARACTER) != -1) {
        text = text.replaceAll(QUOTE_STRING, QUOTE_ENTITY);
    }
    return text;
}