Example usage for org.apache.commons.lang StringUtils isEmpty

List of usage examples for org.apache.commons.lang StringUtils isEmpty

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Introduction

In this page you can find the example usage for org.apache.commons.lang StringUtils isEmpty.

Prototype

public static boolean isEmpty(String str)

Source Link

Document

Checks if a String is empty ("") or null.

Usage

From source file:com.bfd.harpc.common.configure.PathUtils.java

/**
 * Normalize the path by suppressing sequences like "path/.." and inner
 * simple dots.//from   w  w w.  java2 s . c  o  m
 * <p>
 * The result is convenient for path comparison. For other uses, notice that
 * Windows separators ("\") are replaced by simple slashes.
 * 
 * @param path
 *            the original path
 * @return the normalized path
 */
public static String cleanPath(String path) {
    if (StringUtils.isEmpty(path)) {
        return null;
    }

    // ClassLoader.getResource??jar
    if (path.startsWith("jar:file")) {
        path = cleanJarPath(path);
    }

    String pathToUse = StringUtils.replace(path, ResourceConstants.WINDOWS_FOLDER_SEPARATOR.getValue(),
            ResourceConstants.FOLDER_SEPARATOR.getValue());

    // Strip prefix from path to analyze, to not treat it as part of the
    // first path element. This is necessary to correctly parse paths like
    // "file:core/../core/io/Resource.class", where the ".." should just
    // strip the first "core" directory while keeping the "file:" prefix.
    int prefixIndex = pathToUse.indexOf(":");
    String prefix = "";
    if (prefixIndex != -1) {
        prefix = pathToUse.substring(0, prefixIndex + 1);
        pathToUse = pathToUse.substring(prefixIndex + 1);
    }
    if (pathToUse.startsWith(ResourceConstants.FOLDER_SEPARATOR.getValue())) {
        prefix = prefix + ResourceConstants.FOLDER_SEPARATOR.getValue();
        pathToUse = pathToUse.substring(1);
    }

    String[] pathArray = StringUtils.split(pathToUse, ResourceConstants.FOLDER_SEPARATOR.getValue());
    List<String> pathElements = new LinkedList<String>();
    int tops = 0;

    for (int i = pathArray.length - 1; i >= 0; i--) {
        String element = pathArray[i];
        if (ResourceConstants.CURRENT_PATH.getValue().equals(element)) {
            // Points to current directory - drop it.
        } else if (ResourceConstants.TOP_PATH.getValue().equals(element)) {
            // Registering top path found.
            tops++;
        } else {
            if (tops > 0) {
                // Merging path element with element corresponding to top
                // path.
                tops--;
            } else {
                // Normal path element found.
                pathElements.add(0, element);
            }
        }
    }

    // Remaining top paths need to be retained.
    for (int i = 0; i < tops; i++) {
        pathElements.add(0, ResourceConstants.TOP_PATH.getValue());
    }

    return prefix + StringUtils.join(pathElements, ResourceConstants.FOLDER_SEPARATOR.getValue());
}

From source file:com.clican.pluto.common.resource.ClassPathResource.java

public ClassPathResource(String classPath) {
    if (StringUtils.isEmpty(classPath)) {
        throw new IllegalArgumentException("classPath cannot be null");
    }//from  w w w. ja va 2 s  .com
    if (!classPath.startsWith(CLASS_PATH_RESOURCE_PREFIX)) {
        this.classPath = classPath;
    } else {
        this.classPath = classPath.substring(CLASS_PATH_RESOURCE_PREFIX.length());
    }
    resource = Thread.currentThread().getContextClassLoader().getResource(this.classPath);
    if (resource == null) {
        throw new IllegalArgumentException("resource cannot be found");
    }
}

From source file:com.baomidou.framework.common.JarHelper.java

public static List<String> readLines(JarFile jarFile, String fileName) throws IOException {
    if (jarFile == null || StringUtils.isEmpty(fileName)) {
        return null;
    }/*from   ww w.ja v a2 s  .co  m*/
    List<String> lines = new ArrayList<String>();
    JarEntry entry = jarFile.getJarEntry(fileName);
    InputStream inputStream = jarFile.getInputStream(entry);
    InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
    BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
    String line;
    while ((line = bufferedReader.readLine()) != null) {
        lines.add(line);
    }
    bufferedReader.close();
    inputStreamReader.close();
    return lines;
}

From source file:cz.strmik.cmmitool.web.controller.propertyeditor.ModelEditor.java

@Override
public void setAsText(String text) {
    if (StringUtils.isEmpty(text)) {
        setValue(null);//from   ww w  .j  av a 2s . com
    } else {
        setValue(modelDao.read(Long.parseLong(text)));
    }
}

From source file:com.bstek.dorado.data.type.BigDecimalDataType.java

public Object fromText(String text) {
    if (StringUtils.isEmpty(text)) {
        return null;
    } else {/*www.j a  v  a2s . com*/
        return new BigDecimal(text);
    }
}

From source file:gov.nih.nci.cabig.caaers.validation.fields.validators.TextSizeValidator.java

@Override
public boolean isValid(Object fieldValue) {
    if (fieldValue == null || StringUtils.isEmpty(fieldValue.toString()))
        return true;
    return (fieldValue.toString().length() < this.size);
}

From source file:hudson.plugins.sonar.template.SonarPomGenerator.java

public static void generatePomForNonMavenProject(LightProjectConfig project, FilePath root, String pomName)
        throws IOException, InterruptedException {
    SimpleTemplate pomTemplate = new SimpleTemplate("hudson/plugins/sonar/sonar-light-pom.template");
    pomTemplate.setAttribute("groupId", project.getGroupId());
    pomTemplate.setAttribute("artifactId", project.getArtifactId());
    pomTemplate.setAttribute("projectName", project.getProjectName()); // FIXME Godin: env.expand because projectName can be "${JOB_NAME}"
    pomTemplate.setAttribute("projectVersion",
            StringUtils.isEmpty(project.getProjectVersion()) ? "1.0" : project.getProjectVersion());
    pomTemplate.setAttribute("javaVersion",
            StringUtils.isEmpty(project.getJavaVersion()) ? "1.5" : project.getJavaVersion());

    List<String> srcDirs = getProjectSrcDirsList(project.getProjectSrcDir());
    boolean multiSources = srcDirs.size() > 1;
    setPomElement("sourceDirectory", srcDirs.size() == 0 ? "src" : srcDirs.get(0), pomTemplate);
    pomTemplate.setAttribute("srcDirsPlugin",
            multiSources ? generateSrcDirsPluginTemplate(srcDirs).toString() : "");

    setPomElement("project.build.sourceEncoding", project.getProjectSrcEncoding(), pomTemplate);
    setPomElement("encoding", project.getProjectSrcEncoding(), pomTemplate);
    setPomElement("description", project.getProjectDescription(), pomTemplate);
    setPomElement("sonar.phase", multiSources ? "generate-sources" : "", pomTemplate);
    setPomElement("outputDirectory", project.getProjectBinDir(), pomTemplate);

    setPomElement("sonar.language", project.getLanguage(), pomTemplate);

    ReportsConfig reports = project.isReuseReports() ? project.getReports() : new ReportsConfig();
    setPomElement("sonar.dynamicAnalysis", project.isReuseReports() ? "reuseReports" : "false", true,
            pomTemplate);/*from ww w  .j  ava2  s .  c o m*/
    setPomElement("sonar.surefire.reportsPath", reports.getSurefireReportsPath(), project.isReuseReports(),
            pomTemplate);
    setPomElement("sonar.cobertura.reportPath", reports.getCoberturaReportPath(), project.isReuseReports(),
            pomTemplate);
    setPomElement("sonar.clover.reportPath", reports.getCloverReportPath(), project.isReuseReports(),
            pomTemplate);

    pomTemplate.write(root, pomName);
}

From source file:cz.strmik.cmmitool.web.controller.propertyeditor.MethodEditor.java

@Override
public void setAsText(String text) {
    if (StringUtils.isEmpty(text)) {
        setValue(null);//w  ww. ja va 2s. c o m
    } else {
        setValue(methodDao.read(Long.parseLong(text)));
    }
}

From source file:ddf.security.principal.AnonymousPrincipal.java

/**
 * Parses the ip address out of an anonymous principal name that has the format
 * Anonymous@127.0.0.1/* ww  w . ja  va 2  s .co m*/
 * @param fullName
 * @return
 */
public static String parseAddressFromName(String fullName) {
    if (!StringUtils.isEmpty(fullName)) {
        String[] parts = fullName.split(NAME_DELIMITER);
        if (parts.length == 2) {
            return parts[1];
        }
    }
    return null;
}

From source file:gov.nih.nci.cabig.caaers.validation.fields.validators.PhoneNumberValidator.java

@Override
public boolean isValid(Object fieldValue) {
    String strVal = stringValue(fieldValue);
    if (StringUtils.isEmpty(strVal))
        return true; // valid.
    String regex = "^(\\+?\\d{10,11}|((\\+)?\\d[-\\.])?(((\\d{3}[-\\.]){2}\\d{4}))|((\\+)?\\d)?((\\(\\d{3}[\\)][-\\.]?\\d{3}[-\\.]?\\d{4})))(x\\d+)?$";
    Pattern p = Pattern.compile(regex);
    Matcher m = p.matcher(strVal);
    return m.matches();
}