org.apache.commons.lang3.StringUtils#center ( )源码实例Demo

下面列出了org.apache.commons.lang3.StringUtils#center ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： openemm 文件： TxtTablePrinter.java

private StringBuilder getTitleBlock(TableDefinition tableDefinition, Map<String, ColumnDefinition> columnDefinitions, Locale locale) {
    List<String> order = tableDefinition.getOrder();
    String translationKey = tableDefinition.getTitleTranslationKey();
    String defaultTitle = tableDefinition.getDefaultTitle();

    String title = I18nString.getLocaleStringOrDefault(translationKey, locale, StringUtils.defaultString(defaultTitle));
    if (StringUtils.isBlank(title)) {
        return new StringBuilder();
    }

    StringBuilder out = new StringBuilder(getHorizontalBorder(order, columnDefinitions, HORIZONTAL_MARGIN));
    int contentLength = out.length() - 4;
    String centeredTitle = StringUtils.center(title, contentLength, TableSpecialCharacters.NON_BREAKING_SPACE);

    return out.append(TableSpecialCharacters.VERTICAL_BORDER)
            .append(centeredTitle.toUpperCase())
            .append(TableSpecialCharacters.VERTICAL_BORDER)
            .append(lineBreaker);
}

源代码2 项目： react-native-esc-pos 文件： LayoutBuilder.java

public String createTextOnLine(String text, char space, String alignment, int charsOnLine) {
    if (text.length() > charsOnLine) {
        StringBuilder out = new StringBuilder();
        int len = text.length();
        for (int i = 0; i <= len / charsOnLine; i++) {
            String str = text.substring(i * charsOnLine, Math.min((i + 1) * charsOnLine, len));
            if (!str.trim().isEmpty()) {
                out.append(createTextOnLine(str, space, alignment));
            }
        }

        return out.toString();
    }

    switch (alignment) {
    case TEXT_ALIGNMENT_RIGHT:
        return StringUtils.leftPad(text, charsOnLine, space) + "\n";

    case TEXT_ALIGNMENT_CENTER:
        return StringUtils.center(text, charsOnLine, space) + "\n";

    default:
        return StringUtils.rightPad(text, charsOnLine, space) + "\n";
    }
}

源代码3 项目： esc-pos-android 文件： Ticket.java

private String fixText(String text, char fill, TicketBuilder.TextAlignment alignment, int charsOnLine) {
  if (text.length() > charsOnLine) {
    StringBuilder out = new StringBuilder();
    int len = text.length();
    for (int i = 0; i <= len / charsOnLine; i++) {
      String str = text.substring(i * charsOnLine, Math.min((i + 1) * charsOnLine, len));
      if (!str.trim().isEmpty()) out.append(fixText(str, fill, alignment, charsOnLine));
    }

    return out.toString();
  }

  switch (alignment) {
    case RIGHT:
      return StringUtils.leftPad(text, charsOnLine, fill) + "\n";
    case CENTER:
      return StringUtils.center(text, charsOnLine, fill) + "\n";
    default:
      return StringUtils.rightPad(text, charsOnLine, fill) + "\n";
  }
}

源代码4 项目： geowave 文件： TestUtils.java

/**
 * @param testName Name of the test that we are starting.
 * @param startMillis The time (millis) that the test started.
 */
public static void printEndOfTest(
    final Logger logger,
    final String testName,
    final long startMillis) {
  // Get Elapsed Time
  final double elapsedS = (System.currentTimeMillis() - startMillis) / 1000.;
  // Format
  final String paddedName = StringUtils.center("FINISHED " + testName, 37);
  final String paddedElapsed = StringUtils.center(elapsedS + "s elapsed.", 37);
  // Print
  logger.warn("-----------------------------------------");
  logger.warn("*                                       *");
  logger.warn("* " + paddedName + " *");
  logger.warn("* " + paddedElapsed + " *");
  logger.warn("*                                       *");
  logger.warn("-----------------------------------------");
}

源代码5 项目： pikatimer 文件： Award.java

private String printWinners(List<AwardWinner> winners) {
    String dispFormat = race.getStringAttribute("TimeDisplayFormat");
    String roundMode = race.getStringAttribute("TimeRoundingMode");
    Integer dispFormatLength;  // add a space
    if (dispFormat.contains("[HH:]")) dispFormatLength = dispFormat.length()-1; // get rid of the two brackets and add a space
    else dispFormatLength = dispFormat.length()+1;
    
    String report = new String();
    for(AwardWinner aw: winners) {
        
       report += StringUtils.center(aw.awardPlace.toString(),6); // 4R chars  
       report += StringUtils.rightPad(aw.participant.fullNameProperty().getValue(),fullNameLength.get()); // based on the longest name
        report += StringUtils.leftPad(aw.participant.getBib(),5); // 5R chars for the bib #
        report += StringUtils.leftPad(aw.participant.getAge().toString(),4); // 4R for the age
        report += StringUtils.center(aw.participant.getSex(),5); // 4R for the sex
        report += StringUtils.rightPad(aw.processedResult.getAGCode(),5); //6L for the AG Group
        report += " ";
        report += StringUtils.rightPad(aw.participant.getCity(),18); // 18L for the city
        if (showState.get())  report += StringUtils.center(aw.participant.getState(),4); // 4C for the state code
        if (showCountry.get())  report += StringUtils.leftPad(aw.participant.getCountry(),4); // 4C for the state code
        if (showCustomAttributes) {
            for( CustomAttribute a: customAttributesList){
                report += StringUtils.rightPad(" " + aw.participant.getCustomAttribute(a.getID()).getValueSafe(),customAttributeSizeMap.get(a.getID()));
            }
        }
        report += StringUtils.leftPad(DurationFormatter.durationToString(aw.awardTime, dispFormat, roundMode), dispFormatLength);
        report += System.lineSeparator();
    }
    return report;
}

源代码6 项目： jinjava 文件： CenterFilter.java

@Override
public Object filter(Object var, JinjavaInterpreter interpreter, String... args) {
  if (var == null) {
    return null;
  }

  int size = 80;
  if (args.length > 0) {
    size = NumberUtils.toInt(args[0], 80);
  }

  return StringUtils.center(var.toString(), size);
}

源代码7 项目： geowave 文件： TestUtils.java

/** @param testName Name of the test that we are starting. */
public static void printStartOfTest(final Logger logger, final String testName) {
  // Format
  final String paddedName = StringUtils.center("RUNNING " + testName, 37);
  // Print
  logger.warn("-----------------------------------------");
  logger.warn("*                                       *");
  logger.warn("* " + paddedName + " *");
  logger.warn("*                                       *");
  logger.warn("-----------------------------------------");
}

源代码8 项目： nifi 文件： LogHandler.java

protected String createFactsLogMessage(Map<String, Object> facts, String eventMessage) {

        final Set<String> fields = facts.keySet();
        final StringBuilder message = new StringBuilder();
        String dashedLine;

        if (StringUtils.isBlank(logPrefix)) {
            dashedLine = StringUtils.repeat('-', 50);
        } else {
            // abbreviate long lines
            logPrefix = StringUtils.abbreviate(logPrefix, 40);
            // center the logPrefix and pad with dashes
            logPrefix = StringUtils.center(logPrefix, 40, '-');
            // five dashes on the left and right side, plus the dashed logPrefix
            dashedLine = StringUtils.repeat('-', 5) + logPrefix + StringUtils.repeat('-', 5);
        }

        message.append("\n");
        message.append(dashedLine);
        message.append("\n");
        message.append("Log Message: ");
        message.append(eventMessage);
        message.append("\n");

        if (logFacts) {
            message.append("Log Facts:\n");
            fields.forEach(field -> {
                message.append("Field: ");
                message.append(field);
                message.append(", Value: ");
                message.append(facts.get(field));
                message.append("\n");
            });
        }

        return message.toString().trim();

    }

源代码9 项目： localization_nifi 文件： LogAttribute.java

protected String processFlowFile(final ComponentLog logger, final DebugLevels logLevel, final FlowFile flowFile, final ProcessSession session, final ProcessContext context) {
    final Set<String> attributeKeys = getAttributesToLog(flowFile.getAttributes().keySet(), context);
    final ComponentLog LOG = getLogger();
    final String dashedLine;

    String logPrefix = context.getProperty(LOG_PREFIX).evaluateAttributeExpressions(flowFile).getValue();

    if (StringUtil.isBlank(logPrefix)) {
        dashedLine = StringUtils.repeat('-', 50);
    } else {
        // abbreviate long lines
        logPrefix = StringUtils.abbreviate(logPrefix, 40);
        // center the logPrefix and pad with dashes
        logPrefix = StringUtils.center(logPrefix, 40, '-');
        // five dashes on the left and right side, plus the dashed logPrefix
        dashedLine = StringUtils.repeat('-', 5) + logPrefix + StringUtils.repeat('-', 5);
    }

    // Pretty print metadata
    final StringBuilder message = new StringBuilder();
    message.append("logging for flow file ").append(flowFile);
    message.append("\n");
    message.append(dashedLine);
    message.append("\nStandard FlowFile Attributes");
    message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", "entryDate", new Date(flowFile.getEntryDate())));
    message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", "lineageStartDate", new Date(flowFile.getLineageStartDate())));
    message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", "fileSize", flowFile.getSize()));
    message.append("\nFlowFile Attribute Map Content");
    for (final String key : attributeKeys) {
        message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", key, flowFile.getAttribute(key)));
    }
    message.append("\n");
    message.append(dashedLine);

    // The user can request to log the payload
    final boolean logPayload = context.getProperty(LOG_PAYLOAD).asBoolean();
    if (logPayload) {
        message.append("\n");
        if (flowFile.getSize() < ONE_MB) {
            final FlowFilePayloadCallback callback = new FlowFilePayloadCallback();
            session.read(flowFile, callback);
            message.append(callback.getContents());
        } else {
            message.append("\n Not including payload since it is larger than one mb.");
        }
    }
    final String outputMessage = message.toString().trim();
    // Uses optional property to specify logging level
    switch (logLevel) {
        case info:
            LOG.info(outputMessage);
            break;
        case debug:
            LOG.debug(outputMessage);
            break;
        case warn:
            LOG.warn(outputMessage);
            break;
        case trace:
            LOG.trace(outputMessage);
            break;
        case error:
            LOG.error(outputMessage);
            break;
        default:
            LOG.debug(outputMessage);
    }

    return outputMessage;

}

源代码10 项目： codebuff 文件： Trainer.java

public static String _toString(FeatureMetaData[] FEATURES, InputDocument doc, int[] features,
                               boolean showInfo) {
	Vocabulary v = doc.parser.getVocabulary();
	String[] ruleNames = doc.parser.getRuleNames();
	StringBuilder buf = new StringBuilder();
	for (int i=0; i<FEATURES.length; i++) {
		if ( FEATURES[i].type.equals(UNUSED) ) continue;
		if ( i>0 ) buf.append(" ");
		if ( i==INDEX_CUR_TOKEN_TYPE ) {
			buf.append("| "); // separate prev from current tokens
		}
		int displayWidth = FEATURES[i].type.displayWidth;
		switch ( FEATURES[i].type ) {
			case TOKEN :
				String tokenName = v.getDisplayName(features[i]);
				String abbrev = StringUtils.abbreviateMiddle(tokenName, "*", displayWidth);
				String centered = StringUtils.center(abbrev, displayWidth);
				buf.append(String.format("%"+displayWidth+"s", centered));
				break;
			case RULE :
				if ( features[i]>=0 ) {
					String ruleName = ruleNames[unrulealt(features[i])[0]];
					int ruleAltNum = unrulealt(features[i])[1];
					ruleName += ":"+ruleAltNum;
					abbrev = StringUtils.abbreviateMiddle(ruleName, "*", displayWidth);
					buf.append(String.format("%"+displayWidth+"s", abbrev));
				}
				else {
					buf.append(Tool.sequence(displayWidth, " "));
				}
				break;
			case INT :
			case INFO_LINE:
			case INFO_CHARPOS:
				if ( showInfo ) {
					if ( features[i]>=0 ) {
						buf.append(String.format("%"+displayWidth+"s", StringUtils.center(String.valueOf(features[i]), displayWidth)));
					}
					else {
						buf.append(Tool.sequence(displayWidth, " "));
					}
				}
				break;
			case INFO_FILE:
				if ( showInfo ) {
					String fname = new File(doc.fileName).getName();
					fname = StringUtils.abbreviate(fname, displayWidth);
					buf.append(String.format("%"+displayWidth+"s", fname));
				}
				break;
			case BOOL :
				if ( features[i]!=-1 ) {
					buf.append(features[i] == 1 ? "true " : "false");
				}
				else {
					buf.append(Tool.sequence(displayWidth, " "));
				}
				break;
			default :
				System.err.println("NO STRING FOR FEATURE TYPE: "+ FEATURES[i].type);
		}
	}
	return buf.toString();
}

源代码11 项目： nifi 文件： LogAttribute.java

protected String processFlowFile(final ComponentLog logger, final DebugLevels logLevel, final FlowFile flowFile, final ProcessSession session, final ProcessContext context) {
    final Set<String> attributeKeys = getAttributesToLog(flowFile.getAttributes().keySet(), context);
    final ComponentLog LOG = getLogger();
    final String dashedLine;

    String logPrefix = context.getProperty(LOG_PREFIX).evaluateAttributeExpressions(flowFile).getValue();
    Charset charset = Charset.forName(context.getProperty(CHARSET).evaluateAttributeExpressions(flowFile).getValue());

    if (StringUtil.isBlank(logPrefix)) {
        dashedLine = StringUtils.repeat('-', 50);
    } else {
        // abbreviate long lines
        logPrefix = StringUtils.abbreviate(logPrefix, 40);
        // center the logPrefix and pad with dashes
        logPrefix = StringUtils.center(logPrefix, 40, '-');
        // five dashes on the left and right side, plus the dashed logPrefix
        dashedLine = StringUtils.repeat('-', 5) + logPrefix + StringUtils.repeat('-', 5);
    }

    // Pretty print metadata
    final StringBuilder message = new StringBuilder();
    message.append("logging for flow file ").append(flowFile);
    message.append("\n");
    message.append(dashedLine);
    message.append("\nStandard FlowFile Attributes");
    message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", "entryDate", new Date(flowFile.getEntryDate())));
    message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", "lineageStartDate", new Date(flowFile.getLineageStartDate())));
    message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", "fileSize", flowFile.getSize()));
    message.append("\nFlowFile Attribute Map Content");
    for (final String key : attributeKeys) {
        message.append(String.format("\nKey: '%1$s'\n\tValue: '%2$s'", key, flowFile.getAttribute(key)));
    }
    message.append("\n");
    message.append(dashedLine);

    // The user can request to log the payload
    final boolean logPayload = context.getProperty(LOG_PAYLOAD).asBoolean();
    if (logPayload) {
        message.append("\n");
        if (flowFile.getSize() < ONE_MB) {
            final FlowFilePayloadCallback callback = new FlowFilePayloadCallback(charset);
            session.read(flowFile, callback);
            message.append(callback.getContents());
        } else {
            message.append("\n Not including payload since it is larger than one mb.");
        }
    }
    final String outputMessage = message.toString().trim();
    // Uses optional property to specify logging level
    switch (logLevel) {
        case info:
            LOG.info(outputMessage);
            break;
        case debug:
            LOG.debug(outputMessage);
            break;
        case warn:
            LOG.warn(outputMessage);
            break;
        case trace:
            LOG.trace(outputMessage);
            break;
        case error:
            LOG.error(outputMessage);
            break;
        default:
            LOG.debug(outputMessage);
    }

    return outputMessage;

}

源代码12 项目： nifi 文件： StringEncryptor.java

private static String centerString(String msg) {
    return "*" + StringUtils.center(msg, 78, " ") + "*";
}

源代码13 项目： spring-boot 文件： MyStringUtils.java

/**
 * 指定数量的字符
 *
 * @param size
 * @param padChar
 * @return
 */
public static String center(int size, String padChar) {
    return StringUtils.center("", size, padChar);
}

方法所在类

org.apache.commons.lang3.StringUtils