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.mmj.app.common.core.lang.ArrayUtils.java

public static void main(String[] args) {
    String[] s = { "zxc", null, "", "" };
    s = ArrayUtils.replaceNullElement(s, new IHandle<String>() {

        @Override/* w  ww  .j  a  va  2 s. com*/
        public boolean isNull(String obj) {
            return obj == null || StringUtils.isEmpty((String) obj);
        }

        @Override
        public String init(Class<String> clazz) {
            if (clazz.equals(String.class)) {
                return (String) new String("wu");
            }
            try {
                return clazz.newInstance();
            } catch (InstantiationException e) {
                System.out.println(e.getMessage());
            } catch (IllegalAccessException e) {
                System.out.println(e.getMessage());
            }
            System.out.println("replaceNullElement: init error");
            return null;
        }
    });
    System.out.println(StringUtils.join(s, ";"));

    String[] a = removeBlankElement(new String[] { "1", null, "2", "", "3" });
    for (int i = 0, j = a.length; i < j; i++) {
        System.out.println(a[i]);
    }

    String[] t = null;
    System.out.println("Orignal:" + org.apache.commons.lang.ArrayUtils.toString(t, "NULL"));
    System.out.println("shift:" + org.apache.commons.lang.ArrayUtils.toString(shift(t, "a"), "NULL"));
    System.out.println("unshift:" + org.apache.commons.lang.ArrayUtils.toString(unshift(t, "a"), "NULL"));
    System.out.println("add(-1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, -1, "a"), "NULL"));
    System.out.println("add(0):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length+1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 1, "a"), "NULL"));
    t = new String[] { "1", null, "2", "", "3" };
    System.out.println("Orignal:" + org.apache.commons.lang.ArrayUtils.toString(t, "NULL"));
    System.out.println("shift:" + org.apache.commons.lang.ArrayUtils.toString(shift(t, "a"), "NULL"));
    System.out.println("unshift:" + org.apache.commons.lang.ArrayUtils.toString(unshift(t, "a"), "NULL"));
    System.out.println("add(-1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, -1, "a"), "NULL"));
    System.out.println("add(0):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length+1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 1, "a"), "NULL"));
}

From source file:com.zb.app.common.core.lang.ArrayUtils.java

public static void main(String[] args) {
    String[] s = { "zxc", null, "zuobian", "" };
    s = ArrayUtils.replaceNullElement(s, new IHandle<String>() {

        @Override/*from w  w w  .j  a  v a  2  s. c  o  m*/
        public boolean isNull(String obj) {
            return obj == null || StringUtils.isEmpty((String) obj);
        }

        @Override
        public String init(Class<String> clazz) {
            if (clazz.equals(String.class)) {
                return (String) new String("wu");
            }
            try {
                return clazz.newInstance();
            } catch (InstantiationException e) {
                System.out.println(e.getMessage());
            } catch (IllegalAccessException e) {
                System.out.println(e.getMessage());
            }
            System.out.println("replaceNullElement: init error");
            return null;
        }
    });
    System.out.println(StringUtils.join(s, ";"));

    String[] a = removeBlankElement(new String[] { "1", null, "2", "", "3" });
    for (int i = 0, j = a.length; i < j; i++) {
        System.out.println(a[i]);
    }

    String[] t = null;
    System.out.println("Orignal:" + org.apache.commons.lang.ArrayUtils.toString(t, "NULL"));
    System.out.println("shift:" + org.apache.commons.lang.ArrayUtils.toString(shift(t, "a"), "NULL"));
    System.out.println("unshift:" + org.apache.commons.lang.ArrayUtils.toString(unshift(t, "a"), "NULL"));
    System.out.println("add(-1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, -1, "a"), "NULL"));
    System.out.println("add(0):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length+1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 1, "a"), "NULL"));
    t = new String[] { "1", null, "2", "", "3" };
    System.out.println("Orignal:" + org.apache.commons.lang.ArrayUtils.toString(t, "NULL"));
    System.out.println("shift:" + org.apache.commons.lang.ArrayUtils.toString(shift(t, "a"), "NULL"));
    System.out.println("unshift:" + org.apache.commons.lang.ArrayUtils.toString(unshift(t, "a"), "NULL"));
    System.out.println("add(-1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, -1, "a"), "NULL"));
    System.out.println("add(0):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length+1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 1, "a"), "NULL"));
}

From source file:com.fengduo.bee.commons.core.lang.ArrayUtils.java

public static void main(String[] args) {
    String[] s = { "zxc", null, "msunmss", "" };
    s = ArrayUtils.replaceNullElement(s, new IHandle<String>() {

        @Override//from   w  ww  . j  av  a 2s .c  om
        public boolean isNull(String obj) {
            return obj == null || StringUtils.isEmpty((String) obj);
        }

        @Override
        public String init(Class<String> clazz) {
            if (clazz.equals(String.class)) {
                return (String) new String("wu");
            }
            try {
                return clazz.newInstance();
            } catch (InstantiationException e) {
                System.out.println(e.getMessage());
            } catch (IllegalAccessException e) {
                System.out.println(e.getMessage());
            }
            System.out.println("replaceNullElement: init error");
            return null;
        }
    });
    System.out.println(StringUtils.join(s, ";"));

    String[] a = removeBlankElement(new String[] { "1", null, "2", "", "3" });
    for (int i = 0, j = a.length; i < j; i++) {
        System.out.println(a[i]);
    }

    String[] t = null;
    System.out.println("Orignal:" + org.apache.commons.lang.ArrayUtils.toString(t, "NULL"));
    System.out.println("shift:" + org.apache.commons.lang.ArrayUtils.toString(shift(t, "a"), "NULL"));
    System.out.println("unshift:" + org.apache.commons.lang.ArrayUtils.toString(unshift(t, "a"), "NULL"));
    System.out.println("add(-1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, -1, "a"), "NULL"));
    System.out.println("add(0):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length+1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 1, "a"), "NULL"));
    t = new String[] { "1", null, "2", "", "3" };
    System.out.println("Orignal:" + org.apache.commons.lang.ArrayUtils.toString(t, "NULL"));
    System.out.println("shift:" + org.apache.commons.lang.ArrayUtils.toString(shift(t, "a"), "NULL"));
    System.out.println("unshift:" + org.apache.commons.lang.ArrayUtils.toString(unshift(t, "a"), "NULL"));
    System.out.println("add(-1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, -1, "a"), "NULL"));
    System.out.println("add(0):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 0, "a"), "NULL"));
    System.out.println("add(length+1):" + org.apache.commons.lang.ArrayUtils.toString(add(t, 1, "a"), "NULL"));
}

From source file:com.cws.esolutions.security.main.UserManagementUtility.java

public static final void main(final String[] args) {
    final String methodName = UserManagementUtility.CNAME + "#main(final String[] args)";

    if (DEBUG) {//from w w w.  ja  v a  2 s.c  om
        DEBUGGER.debug(methodName);
        DEBUGGER.debug("Value: {}", (Object) args);
    }

    if (args.length == 0) {
        HelpFormatter usage = new HelpFormatter();
        usage.printHelp(UserManagementUtility.CNAME, options, true);

        return;
    }

    try {
        CommandLineParser parser = new PosixParser();
        CommandLine commandLine = parser.parse(options, args);

        if (DEBUG) {
            DEBUGGER.debug("CommandLineParser parser: {}", parser);
            DEBUGGER.debug("CommandLine commandLine: {}", commandLine);
            DEBUGGER.debug("CommandLine commandLine.getOptions(): {}", (Object[]) commandLine.getOptions());
            DEBUGGER.debug("CommandLine commandLine.getArgList(): {}", commandLine.getArgList());
        }

        if ((commandLine.hasOption("configFile"))
                && (!(StringUtils.isBlank(commandLine.getOptionValue("configFile"))))) {
            SecurityServiceInitializer.initializeService(commandLine.getOptionValue("configFile"),
                    UserManagementUtility.LOG_CONFIG, true);
        } else {
            SecurityServiceInitializer.initializeService(UserManagementUtility.SEC_CONFIG,
                    UserManagementUtility.LOG_CONFIG, true);
        }

        AccountControlResponse response = null;

        final UserAccount userAccount = new UserAccount();
        final RequestHostInfo reqInfo = new RequestHostInfo();
        final SecurityConfigurationData secConfigData = UserManagementUtility.svcBean.getConfigData();
        final SecurityConfig secConfig = secConfigData.getSecurityConfig();

        try {
            reqInfo.setHostAddress(InetAddress.getLocalHost().getHostAddress());
            reqInfo.setHostName(InetAddress.getLocalHost().getHostName());
        } catch (UnknownHostException uhx) {
            reqInfo.setHostAddress("127.0.0.1");
            reqInfo.setHostName("localhost");
        }

        if (DEBUG) {
            DEBUGGER.debug("SecurityConfigurationData secConfig: {}", secConfigData);
            DEBUGGER.debug("SecurityConfig secConfig: {}", secConfig);
            DEBUGGER.debug("RequestHostInfo reqInfo: {}", reqInfo);
        }

        AccountControlRequest request = new AccountControlRequest();
        request.setApplicationId(secConfig.getApplicationId());
        request.setApplicationName(secConfig.getApplicationName());
        request.setHostInfo(reqInfo);
        request.setRequestor(secConfig.getSvcAccount());

        if (DEBUG) {
            DEBUGGER.debug("AccountControlRequest request: {}", request);
        }

        if (commandLine.hasOption("search")) {
            if (StringUtils.isEmpty(commandLine.getOptionValue("search"))) {
                throw new ParseException("No entry option was provided. Cannot continue.");
            }

            userAccount.setEmailAddr(commandLine.getOptionValue("search"));

            if (DEBUG) {
                DEBUGGER.debug("UserAccount userAccount: {}", userAccount);
            }

            request.setUserAccount(userAccount);

            if (DEBUG) {
                DEBUGGER.debug("AccountControlRequest: {}", request);
            }

            response = processor.searchAccounts(request);
        } else if (commandLine.hasOption("load")) {
            if (StringUtils.isEmpty(commandLine.getOptionValue("load"))) {
                throw new ParseException("No entry option was provided. Cannot continue.");
            }

            userAccount.setGuid(commandLine.getOptionValue("load"));

            request.setUserAccount(userAccount);

            if (DEBUG) {
                DEBUGGER.debug("AccountControlRequest: {}", request);
            }

            response = processor.loadUserAccount(request);
        }

        if (DEBUG) {
            DEBUGGER.debug("AccountControlResponse response: {}", response);
        }

        if ((response != null) && (response.getRequestStatus() == SecurityRequestStatus.SUCCESS)) {
            UserAccount account = response.getUserAccount();

            if (DEBUG) {
                DEBUGGER.debug("UserAccount: {}", account);
            }

            System.out.println(account);
        }
    } catch (ParseException px) {
        ERROR_RECORDER.error(px.getMessage(), px);

        System.err.println("An error occurred during processing: " + px.getMessage());
    } catch (SecurityException sx) {
        ERROR_RECORDER.error(sx.getMessage(), sx);

        System.err.println("An error occurred during processing: " + sx.getMessage());
    } catch (SecurityServiceException ssx) {
        ERROR_RECORDER.error(ssx.getMessage(), ssx);

        System.err.println("An error occurred during processing: " + ssx.getMessage());
    }
}

From source file:io.sightly.tck.TCK.java

public static void main(String[] args) {

    CommandLineParser parser = new PosixParser();
    Options options = new Options();
    options.addOption(OptionBuilder.withLongOpt(CLI_EXTRACT).withDescription(CLI_EXTRACT_DESCRIPTION)
            .hasOptionalArg().withArgName("DIR").create());
    options.addOption(OptionBuilder.withLongOpt(CLI_URL).withDescription(CLI_URL_DESCRIPTION).hasOptionalArg()
            .withArgName("URL").create());
    options.addOption(OptionBuilder.withLongOpt(CLI_AUTH_USER).withDescription(CLI_AUTH_USER_DESCRIPTION)
            .hasOptionalArg().withArgName("USER").create());
    options.addOption(OptionBuilder.withLongOpt(CLI_AUTH_PASS).withDescription(CLI_AUTH_PASS_DESCRIPTION)
            .hasOptionalArg().withArgName("PASS").create());
    try {/* w w w  . j a  v a 2 s  .  c  om*/
        CommandLine line = parser.parse(options, args);
        if (!line.iterator().hasNext()) {
            printUsage(options);
            die();
        } else if (line.hasOption(CLI_EXTRACT)) {
            String extractDir = line.getOptionValue(CLI_EXTRACT);
            if (StringUtils.isEmpty(extractDir)) {
                // assume user wants to extract stuff in current directory
                extractDir = System.getProperty("user.dir");
            }
            INSTANCE.extract(extractDir);
            LOG.info("Extracted testing resources in folder {}.", extractDir + File.separator + TESTFILES);
        } else {
            if (line.hasOption(CLI_URL)) {
                String url = line.getOptionValue(CLI_URL);
                if (StringUtils.isEmpty(url)) {
                    LOG.error("Missing value for --" + CLI_URL + " command line option.");
                    printUsage(options);
                    die();
                }
                System.setProperty(Constants.SYS_PROP_SERVER_URL, url);
            }
            if (line.hasOption(CLI_AUTH_USER) || line.hasOption(CLI_AUTH_PASS)) {
                String user = line.getOptionValue(CLI_AUTH_USER);
                if (StringUtils.isEmpty(user)) {
                    LOG.error("Missing value for --" + CLI_AUTH_USER + " command line option");
                    printUsage(options);
                    die();
                }
                String pass = line.getOptionValue(CLI_AUTH_PASS);
                if (StringUtils.isEmpty(pass)) {
                    LOG.error("Missing value for --" + CLI_AUTH_PASS + " command line option");
                    printUsage(options);
                    die();
                }
                System.setProperty(Constants.SYS_PROP_USER, user);
                System.setProperty(Constants.SYS_PROP_PASS, pass);
            }
            INSTANCE.run();
        }

    } catch (ParseException e) {
        printUsage(options);
        die();
    } catch (IOException e) {
        LOG.error("IO Error.", e);
        die();
    }
}

From source file:com.cy.common.util.ValidateUtil.java

/**
 * ????/*from  w ww . jav a 2s  .  co m*/
 * @return false:?; true:
 * */
public static boolean validateTelePhone(String telephone) {
    if (StringUtils.isEmpty(telephone)) {
        return false;
    }
    Pattern pattern = Pattern.compile("^((13[0-9])|(15[^4,\\D])|(18[0-9]))\\d{8}$");
    Matcher macher = pattern.matcher(telephone);
    return macher.matches();
}

From source file:com.cy.driver.common.util.ValidateUtil.java

/**
 * ????/*from   w w w. j av a 2s .  c o  m*/
 * @return false:?; true:
 * */
public static boolean validateTelePhone(String telephone) {
    if (StringUtils.isEmpty(telephone)) {
        return false;
    }
    String regx = "^((13[0-9])|(15[^4,\\D])|(18[0-9])|(17[0-9])|(14[0-9]))\\d{8}$";
    Pattern pattern = Pattern.compile(regx);
    Matcher macher = pattern.matcher(telephone);
    return macher.matches();
}

From source file:com.bstek.dorado.idesupport.StandaloneRuleSetExporter.java

public static void main(String[] args) throws Exception {
    String ruleSetFile = null;//from   w  w w.j av  a 2  s  .c  om
    String doradoHome = null;
    if (args.length >= 2) {
        ruleSetFile = args[0];
        doradoHome = args[1];
    } else {
        throw new IllegalArgumentException();
    }

    if (StringUtils.isEmpty(doradoHome)) {
        doradoHome = System.getenv("DORADO_HOME");
    }

    StandaloneRuleSetExporter instance = new StandaloneRuleSetExporter(doradoHome);

    FileOutputStream fos = new FileOutputStream(ruleSetFile);
    PrintWriter writer = new PrintWriter(new OutputStreamWriter(fos, Constants.DEFAULT_CHARSET));
    try {
        instance.exportRuleSet(writer);
    } finally {
        writer.flush();
        writer.close();
        fos.close();
    }
}

From source file:com.enonic.cms.business.core.content.ContentNameValidator.java

public static void validate(String contentName) {
    if (StringUtils.isEmpty(contentName)) {
        throw new ContentNameValidatorException("Content name cannot be empty");
    }/*  w  w  w .j  a  va  2  s  .  c om*/

    if (StringUtils.startsWith(contentName, " ") || StringUtils.endsWith(contentName, " ")) {
        throw new ContentNameValidatorException("Content name cannot start or end with whitespace");
    }

    if (StringUtils.containsAny(contentName, FORBIDDEN_CHARS)) {
        throw new ContentNameValidatorException(
                "Content name cannot contain any of these characters: " + FORBIDDEN_CHARS);
    }

    if (contentName.length() > CONTENT_NAME_MAX_LENGTH) {
        throw new ContentNameValidatorException("Content name is too long: " + contentName.length()
                + " . Maximum length is " + CONTENT_NAME_MAX_LENGTH + " characters.");
    }
}

From source file:com.clican.pluto.common.util.TimeUtils.java

/**
 * ???//  ww  w .  j  a  va  2s .co  m
 * 
 * @param expr
 * @return
 */
public static long getMillisionSecond(String expr) {
    if (StringUtils.isEmpty(expr)) {
        return -1;
    }
    if (expr.endsWith("ms")) {
        return Long.parseLong(expr.replaceAll(expr, "ms"));
    } else if (expr.endsWith("sec")) {
        expr = expr.replaceAll("sec", "");
        return Long.parseLong(expr) * 1000;
    } else if (expr.endsWith("min")) {
        expr = expr.replaceAll("min", "");
        return Long.parseLong(expr) * 1000 * 60;
    } else if (expr.endsWith("hour")) {
        expr = expr.replaceAll("hour", "");
        return Long.parseLong(expr) * 1000 * 60 * 60;
    } else if (expr.endsWith("day")) {
        expr = expr.replaceAll("day", "");
        return Long.parseLong(expr) * 1000 * 60 * 60 * 24;
    } else if (expr.endsWith("week")) {
        expr = expr.replaceAll("week", "");
        return Long.parseLong(expr) * 1000 * 60 * 60 * 24 * 7;
    } else if (expr.endsWith("month")) {
        expr = expr.replaceAll("month", "");
        return Long.parseLong(expr) * 1000 * 60 * 60 * 24 * 30;
    } else {
        throw new IllegalArgumentException("illegal expression arg");
    }
}