Java StringUtils.isBlank方法代碼示例

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
public static void checkFieldFormat(VirtualizationConnectorDto dto) throws VmidcBrokerInvalidEntryException {
    ValidateUtil.checkForValidIpAddressFormat(dto.getProviderIP());

    if (dto.getType().isOpenstack() && dto.getProviderAttributes() != null) {
        String rabbitMqPort = dto.getProviderAttributes().get(ATTRIBUTE_KEY_RABBITMQ_PORT);
        if (!StringUtils.isNumeric(rabbitMqPort)) {
            throw new VmidcBrokerInvalidEntryException(
                    ATTRIBUTE_KEY_RABBITMQ_PORT + " expected to be an Integer. Value is: " + rabbitMqPort);
        }

        String rabbitMQIP = dto.getProviderAttributes().get(ATTRIBUTE_KEY_RABBITMQ_IP);
        if (!StringUtils.isBlank(rabbitMQIP)) {
            ValidateUtil.checkForValidIpAddressFormat(rabbitMQIP);
        }
    }
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
public static boolean isMisConfigured(Properties clusterProps, Properties serverProps,
    String key) {
  String clusterPropValue = clusterProps.getProperty(key);
  String serverPropValue = serverProps.getProperty(key);

  // if this server prop is not specified, this is always OK.
  if (StringUtils.isBlank(serverPropValue))
    return false;

  // server props is not blank, but cluster props is blank, NOT OK.
  if (StringUtils.isBlank(clusterPropValue))
    return true;

  // at this point check for eqality
  return !clusterPropValue.equals(serverPropValue);
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
private String setToolTipForMixedSchemeGridRow(MixedSchemeGridRow mixedSchemeGridRow, String componentType){
	
	if(StringUtils.isBlank(mixedSchemeGridRow.getDelimiter())
			&& StringUtils.isBlank(mixedSchemeGridRow.getLength())){
		return Messages.LENGTH_OR_DELIMITER_MUST_NOT_BE_BLANK;
	}else if(StringUtils.isNotBlank(mixedSchemeGridRow.getLength()) && !(mixedSchemeGridRow.getLength().matches(REGULAR_EXPRESSION_FOR_NUMBER))){
		return Messages.LENGTH_MUST_BE_AN_INTEGER_VALUE;
	}else if(StringUtils.isNotBlank(mixedSchemeGridRow.getDelimiter()) 
			&& StringUtils.isNotBlank(mixedSchemeGridRow.getLength())){
		return Messages.ONLY_SPECIFY_LENGTH_OR_DELIMITER;
	}
	else if(StringUtils.isNotBlank(mixedSchemeGridRow.getLength()) && Integer.parseInt(mixedSchemeGridRow.getLength())==0){
		return Messages.LENGTH_SHOULD_NOT_BE_ZERO;
	}
	
	if(StringUtils.equalsIgnoreCase(mixedSchemeGridRow.getDataTypeValue(), JAVA_UTIL_DATE) 
			&& StringUtils.isBlank(mixedSchemeGridRow.getDateFormat())){
		return setToolTipForDateFormatIfBlank(mixedSchemeGridRow);
	}else if((StringUtils.equalsIgnoreCase(mixedSchemeGridRow.getDataTypeValue(), JAVA_MATH_BIG_DECIMAL))){
		return setToolTipForBigDecimal(mixedSchemeGridRow, componentType);			
	}
	
	return "";
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
private static void collectDirs(String path, List<String> collector) {
    if (null == path || StringUtils.isBlank(path)) {
        return;
    }

    File current = new File(path);
    if (!current.exists() || !current.isDirectory()) {
        return;
    }

    for (File child : current.listFiles()) {
        if (!child.isDirectory()) {
            continue;
        }

        collector.add(child.getAbsolutePath());
        collectDirs(child.getAbsolutePath(), collector);
    }
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
/**
 * getSimilarFile
 *
 * @param directory
 * @param prefix
 * @param asc
 * @return
 */
public static List<File> getSimilarFile(String directory, String prefix, final boolean asc) {
    if (StringUtils.isBlank(directory)) {
        return Lists.newArrayList();
    }
    File dir = new File(directory);
    if (!dir.exists() || !dir.isDirectory()) {
        return Lists.newArrayList();
    }
    boolean isFilter = StringUtils.isNotBlank(prefix);
    File[] files = dir.listFiles((d, name) -> {
        return isFilter ? name.startsWith(prefix) : true;
    });
    List<File> filelist = Arrays.asList(files);
    Collections.sort(filelist, (file1, file2) -> {
        long fm1 = ((file1 == null) ? 0 : file1.lastModified());
        long fm2 = ((file2 == null) ? 0 : file2.lastModified());
        if (fm1 == fm2) {
            return 0;
        }
        return asc ? ((fm1 > fm2) ? 1 : -1) : ((fm1 > fm2) ? -1 : 1);
    });
    return filelist;
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
/**
 * 首字母轉大寫
 * @param s
 * @return
 */
public static String toUpperCaseFirstOne(String s) {
    if (StringUtils.isBlank(s)) {
        return s;
    }
    if (Character.isUpperCase(s.charAt(0))) {
        return s;
    } else {
        return (new StringBuffer()).append(Character.toUpperCase(s.charAt(0))).append(s.substring(1)).toString();
    }
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
/**
 * 獲取新的好友列表
 * @return
 */
@RequestMapping(value = "/getNewFriendList")
@ResponseBody
public PageData getNewFriendList(@RequestBody PageData pd) throws Exception {
	if (StringUtils.isBlank(pd.getString("UI_ID"))) {
		return WebResult.requestFailed(10001, "參數缺失！", null);
	}
	else {
		List<PageData> res = appUserFriendMapper.getNewFriendList(pd);
		return WebResult.requestSuccess(res);
	}
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
@Override
protected void doPost(HttpServletRequest request,
    HttpServletResponse response) throws ServletException, IOException {
    try {
        Map<String, String> params = getSingleParameter(request);
        String taskId = params.get("taskId");
        String cid = params.get("cid");
        String dstCid = params.get("dstCid");
        String range = params.get("pieceRange");

        if (StringUtils.isBlank(taskId) || StringUtils.isBlank(cid)
            || StringUtils.isBlank(range)) {
            result(response, new ResultInfo(ResultCode.PARAM_ERROR,
                "some param is empty", null));
            return;
        }
        int pieceNum = RangeParseUtil.calculatePieceNum(range);
        ResultInfo resultInfo = null;
        if (pieceNum >= 0) {
            resultInfo = progressService.updateProgress(taskId, cid,
                dstCid, pieceNum, PeerPieceStatus.SUCCESS);
        } else {
            logger.error("do piece suc fail for cid:{} pieceNum:{}", cid,
                pieceNum);
        }
        if (resultInfo == null) {
            resultInfo = new ResultInfo(ResultCode.SYSTEM_ERROR);
        }
        result(response, resultInfo);
    } catch (Exception e) {
        result(response,
            new ResultInfo(ResultCode.SYSTEM_ERROR, e.getMessage(),
                null));
    }
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
/**
 * 用戶瀏覽列表(專家)
 * @return
 */
@RequestMapping(value = "/getScanList")
@ResponseBody
public PageData getScanList(@RequestBody PageData pd) throws Exception {
	if (StringUtils.isBlank(pd.getString("UI_ID"))) {
		return WebResult.requestFailed(10001, "參數缺失！", null);
	}
	else {
		List<PageData> list = appUserScanMapper.getScanList(pd);
		return WebResult.requestSuccess(list);
	}
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
/**
 * Returns the player with the given ID.
 *
 * @param id The unique player ID.
 * @return The player with the given ID, or <code>null</code> if no such player exists.
 */
public Player getPlayerById(String id) {
    if (StringUtils.isBlank(id)) {
        return null;
    } else {
        return playerDao.getPlayerById(id);
    }
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
public boolean eval(Object left, Object right,Datatype datatype) {
	if(left==null){
		return true;
	}else{
		return StringUtils.isBlank(left.toString());
	}
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
public TradeCloseData(String outTradeNo, String tradeNo) {
    if (StringUtils.isBlank(outTradeNo) && StringUtils.isBlank(tradeNo)) {
        throw new NullArgumentException("outTradeNo or tradeNo");
    }
    this.outTradeNo = outTradeNo;
    this.tradeNo = tradeNo;
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
/**
 * 用戶運動排行榜個人信息
 * @return
 */
@RequestMapping(value = "/step/ranking/self")
@ResponseBody
public PageData getUserSportStepRankingBySelf(@RequestBody PageData pd) throws Exception {
	if(StringUtils.isBlank(pd.getString("UI_ID"))){
		return WebResult.requestFailed(10001, "參數缺失！", null);
	}else{
		PageData accInfo = appUserSportMapper.getUserSportStepRankingBySelf(pd);
		return WebResult.requestSuccess(accInfo);
	}
}
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
private void buildNameSearch(StringBuilder queryText, String searchString) {
if (!StringUtils.isBlank(searchString)) {
    String[] tokens = searchString.trim().split("\\s+");
    for (String token : tokens) {
	String escToken = StringEscapeUtils.escapeSql(token);
	queryText.append(" AND (user.first_name LIKE '%").append(escToken)
		.append("%' OR user.last_name LIKE '%").append(escToken).append("%' OR user.login_name LIKE '%")
		.append(escToken).append("%')");
    }
}
   }
 

import org.apache.commons.lang.StringUtils; //導入方法依賴的package包/類
/**
 * @param displayName   Optional name to use to describe the end-point.
 * @param serverUrl     The URL of this Bitbucket Server
 * @param manageHooks   {@code true} if and only if Jenkins is supposed to auto-manage hooks for this end-point.
 * @param credentialsId The {@link StandardUsernamePasswordCredentials#getId()} of the credentials to use for
 *                      auto-management of hooks.
 */
@DataBoundConstructor
public GiteaServer(@CheckForNull String displayName, @NonNull String serverUrl, boolean manageHooks,
                   @CheckForNull String credentialsId) {
    this.manageHooks = manageHooks && StringUtils.isNotBlank(credentialsId);
    this.credentialsId = manageHooks ? credentialsId : null;
    this.serverUrl = GiteaServers.normalizeServerUrl(serverUrl);
    this.displayName = StringUtils.isBlank(displayName)
            ? SCMName.fromUrl(this.serverUrl, COMMON_PREFIX_HOSTNAMES)
            : displayName;
}