Example usage for org.apache.commons.lang3 StringUtils isBlank

Introduction

In this page you can find the example usage for org.apache.commons.lang3 StringUtils isBlank.

Prototype

public static boolean isBlank(final CharSequence cs)

Source Link

Document

Checks if a CharSequence is whitespace, empty ("") or null.

 StringUtils.isBlank(null)      = true StringUtils.isBlank("")        = true StringUtils.isBlank(" ")       = true StringUtils.isBlank("bob")     = false StringUtils.isBlank("  bob  ") = false

Usage

From source file:com.bitplantoon.common.factory.PropFactory.java

public static Map getYMLProperties(String moduleName) {
    try {/*from ww w .  jav a2s . c  o  m*/
        String location = System.getProperty("yaml.properties.directory");
        if (StringUtils.isBlank(location)) {
            //SET DEFAULT LOCATION
            location = "/tmp/system.8bitplantoon/properties/";
        }
        return (Map) new Yaml()
                .load(new BufferedReader(new FileReader(new File(location + "/" + moduleName + ".yml"))));
    } catch (FileNotFoundException ex) {
        throw new RuntimeException("The YML file for " + moduleName
                + " was not found, ensure its within you resources/properties forlder");
    }
}

From source file:com.naver.dynamicprogramming.levenshtein.Levenshtein.java

private static int calculateDistanceRecursive(String str1, String str2, int distance) {
    if (StringUtils.isBlank(str1) && StringUtils.isBlank(str2)) {
        return distance;
    }/*  w  w  w  .  ja v  a2 s . co  m*/

    if (StringUtils.isBlank(str1)) {
        return distance + str2.length();
    }

    if (StringUtils.isBlank(str2)) {
        return distance + str1.length();
    }

    boolean isEqualEndChar = str1.charAt(str1.length() - 1) == str2.charAt(str2.length() - 1);

    if (isEqualEndChar) {
        return calculateDistanceRecursive(str1.substring(0, str1.length() - 1),
                str2.substring(0, str2.length() - 1), distance);
    } else {
        int case1 = calculateDistanceRecursive(str1.substring(0, str1.length() - 1),
                str2.substring(0, str2.length() - 1), distance + 1);
        int case2 = calculateDistanceRecursive(str1, str2.substring(0, str2.length() - 1), distance + 1);
        int case3 = calculateDistanceRecursive(str1.substring(0, str1.length() - 1), str2, distance + 1);

        return NumberUtils.min(case1, case2, case3);
    }
}

From source file:jp.toastkid.script.models.Language.java

/**
 * ??????./*from   w w w  .  j  av a2 s. co m*/
 * @param lang 
 * @return ?
 */
public static String extension(final String lang) {
    if (StringUtils.isBlank(lang)) {
        return ".groovy";
    }
    return extension(Language.valueOf(lang.toUpperCase()));
}

From source file:com.alibaba.design.patterns.strategy.StrategyEnum.java

public static StrategyEnum typeOf(String value) {
    if (StringUtils.isBlank(value)) {
        return null;
    }//from  www.  jav a2  s.  co m

    for (StrategyEnum strategy : StrategyEnum.values()) {
        if (value.equals(strategy.getValue())) {
            return strategy;
        }
    }

    return null;
}

From source file:com.ctrip.infosec.rule.resource.QiAn.java

/**
 * ip??/*from   www.j a  v a2s .c om*/
 *
 * @param ip
 * @param mobile
 * @return
 * {"msg":null,"success":1,"mobile":{"score":null,"is_notreal":null},"ip":{"is_proxy":0,"score":50.0,"ip":"218.17.231.209"}}
 */
public static Map<String, Object> queryRegEvent(String ip, String mobile) {
    if (StringUtils.isBlank(ip) && StringUtils.isBlank(mobile)) {
        return Collections.EMPTY_MAP;
    }
    Map<String, Object> params = new HashMap<>();
    params.put("mobile", mobile);
    params.put("ip", ip);
    return DataProxy.queryForMap(serviceName, operationName, params);
}

From source file:net.packet.BillingCycle.java

public static BillingCycle fromValue(String value) {
    if (StringUtils.isBlank(value)) {
        throw new IllegalArgumentException("Value cannot be null or empty!");
    }//from   w  w  w.  j  a va  2 s. c o  m

    for (BillingCycle bc : BillingCycle.values()) {
        if (value.equalsIgnoreCase(bc.value)) {
            return bc;
        }
    }

    throw new IllegalArgumentException("Cannot create enum from " + value + " value!");
}

From source file:fm.pattern.tokamak.authorization.StringTokenizer.java

public static Set<String> tokenize(String input) {
    return StringUtils.isBlank(input) ? new HashSet<String>()
            : new HashSet<String>(Arrays.asList(input.trim().split("\\s*,\\s*")));
}

From source file:ch.cyberduck.core.PathRelativizer.java

public static String relativize(String root, final String path) {
    if (StringUtils.isBlank(root)) {
        return path;
    }//  w  ww.jav  a  2 s.c  o  m
    if (!StringUtils.equals(root, String.valueOf(Path.DELIMITER))) {
        root = root + String.valueOf(Path.DELIMITER);
    }
    if (StringUtils.contains(path, root)) {
        return path.substring(path.indexOf(root) + root.length());
    }
    return path;
}

From source file:com.alibaba.design.patterns.factory.AnimalEnum.java

/**
 * /*w w w.  j a  v a2  s . c o  m*/
 * 
 * @param value
 * @return
 */
public static AnimalEnum typeOf(String value) {
    if (StringUtils.isBlank(value)) {
        return null;
    }
    for (AnimalEnum animal : AnimalEnum.values()) {
        if (animal.value.equalsIgnoreCase(value)) {
            return animal;
        }
    }
    return null;
}

From source file:net.packet.TrafficDirection.java

public static TrafficDirection fromValue(String value) {
    if (StringUtils.isBlank(value)) {
        throw new IllegalArgumentException("Value cannot be null or empty!");
    }/*from  w w  w  . j av a2s.c  o  m*/

    for (TrafficDirection td : TrafficDirection.values()) {
        if (value.equalsIgnoreCase(td.value)) {
            return td;
        }
    }

    throw new IllegalArgumentException("Cannot create enum from " + value + " value!");
}