java.lang.StringBuilder.setCharAt()方法的使用及代码示例

x33g5p2x  于2022-01-16 转载在 其他  
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本文整理了Java中java.lang.StringBuilder.setCharAt()方法的一些代码示例，展示了StringBuilder.setCharAt()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。StringBuilder.setCharAt()方法的具体详情如下：
包路径：java.lang.StringBuilder
类名称：StringBuilder
方法名：setCharAt

StringBuilder.setCharAt介绍

暂无

代码示例

代码示例来源：origin: netty/netty

private static void appendHexDumpRowPrefix(StringBuilder dump, int row, int rowStartIndex) {
    if (row < HEXDUMP_ROWPREFIXES.length) {
      dump.append(HEXDUMP_ROWPREFIXES[row]);
    } else {
      dump.append(NEWLINE);
      dump.append(Long.toHexString(rowStartIndex & 0xFFFFFFFFL | 0x100000000L));
      dump.setCharAt(dump.length() - 9, '|');
      dump.append('|');
    }
  }
}

代码示例来源：origin: netty/netty

/**
 * Creates a new ephemeral port based on the ID of the specified channel.
 * Note that we prepend an upper-case character so that it never conflicts with
 * the addresses created by a user, which are always lower-cased on construction time.
 */
LocalAddress(Channel channel) {
  StringBuilder buf = new StringBuilder(16);
  buf.append("local:E");
  buf.append(Long.toHexString(channel.hashCode() & 0xFFFFFFFFL | 0x100000000L));
  buf.setCharAt(7, ':');
  id = buf.substring(6);
  strVal = buf.toString();
}

代码示例来源：origin: prestodb/presto

private static String convertToAsciiNumber(String convId) {
  StringBuilder buf = new StringBuilder(convId);
  for (int i = 0; i < buf.length(); i++) {
    char ch = buf.charAt(i);
    int digit = Character.digit(ch, 10);
    if (digit >= 0) {
      buf.setCharAt(i, (char) ('0' + digit));
    }
  }
  return buf.toString();
}

代码示例来源：origin: netty/netty

@Override
  protected StringBuilder toStringBuilder() {
    StringBuilder buf = super.toStringBuilder();
    buf.setCharAt(buf.length() - 1, ',');

    return buf.append(" task: ")
         .append(task)
         .append(')');
  }
}

代码示例来源：origin: netty/netty

@Override
protected StringBuilder toStringBuilder() {
  StringBuilder buf = super.toStringBuilder();
  buf.setCharAt(buf.length() - 1, ',');
  return buf.append(" id: ")
       .append(id)
       .append(", deadline: ")
       .append(deadlineNanos)
       .append(", period: ")
       .append(periodNanos)
       .append(')');
}

代码示例来源：origin: redisson/redisson

private static void appendHexDumpRowPrefix(StringBuilder dump, int row, int rowStartIndex) {
    if (row < HEXDUMP_ROWPREFIXES.length) {
      dump.append(HEXDUMP_ROWPREFIXES[row]);
    } else {
      dump.append(NEWLINE);
      dump.append(Long.toHexString(rowStartIndex & 0xFFFFFFFFL | 0x100000000L));
      dump.setCharAt(dump.length() - 9, '|');
      dump.append('|');
    }
  }
}

代码示例来源：origin: apache/incubator-druid

private void removeLastComma()
{
 assert sb.charAt(sb.length() - 2) == ',' && sb.charAt(sb.length() - 1) == '\n';
 sb.setCharAt(sb.length() - 2, '\n');
 sb.setLength(sb.length() - 1);
}

代码示例来源：origin: redisson/redisson

/**
 * Creates a new ephemeral port based on the ID of the specified channel.
 * Note that we prepend an upper-case character so that it never conflicts with
 * the addresses created by a user, which are always lower-cased on construction time.
 */
LocalAddress(Channel channel) {
  StringBuilder buf = new StringBuilder(16);
  buf.append("local:E");
  buf.append(Long.toHexString(channel.hashCode() & 0xFFFFFFFFL | 0x100000000L));
  buf.setCharAt(7, ':');
  id = buf.substring(6);
  strVal = buf.toString();
}

代码示例来源：origin: joda-time/joda-time

private static String convertToAsciiNumber(String convId) {
  StringBuilder buf = new StringBuilder(convId);
  for (int i = 0; i < buf.length(); i++) {
    char ch = buf.charAt(i);
    int digit = Character.digit(ch, 10);
    if (digit >= 0) {
      buf.setCharAt(i, (char) ('0' + digit));
    }
  }
  return buf.toString();
}

代码示例来源：origin: eclipse-vertx/vert.x

static CharSequence toLowerCase(CharSequence s) {
 StringBuilder buffer = null;
 int len = s.length();
 for (int index = 0; index < len; index++) {
  char c = s.charAt(index);
  if (c >= 'A' && c <= 'Z') {
   if (buffer == null) {
    buffer = new StringBuilder(s);
   }
   buffer.setCharAt(index, (char)(c + ('a' - 'A')));
  }
 }
 if (buffer != null) {
  return buffer.toString();
 } else {
  return s;
 }
}

代码示例来源：origin: JodaOrg/joda-time

private static String convertToAsciiNumber(String convId) {
  StringBuilder buf = new StringBuilder(convId);
  for (int i = 0; i < buf.length(); i++) {
    char ch = buf.charAt(i);
    int digit = Character.digit(ch, 10);
    if (digit >= 0) {
      buf.setCharAt(i, (char) ('0' + digit));
    }
  }
  return buf.toString();
}

代码示例来源：origin: redisson/redisson

@Override
  protected StringBuilder toStringBuilder() {
    StringBuilder buf = super.toStringBuilder();
    buf.setCharAt(buf.length() - 1, ',');

    return buf.append(" task: ")
         .append(task)
         .append(')');
  }
}

代码示例来源：origin: lets-blade/blade

private void registerRoutePatterns(HttpMethod httpMethod) {
  StringBuilder patternBuilder = patternBuilders.get(httpMethod);
  if (patternBuilder.length() > 1) {
    patternBuilder.setCharAt(patternBuilder.length() - 1, '$');
  }
  log.debug("Fast Route Method: {}, regex: {}", httpMethod, patternBuilder);
  regexRoutePatterns.put(httpMethod, Pattern.compile(patternBuilder.toString()));
}

代码示例来源：origin: lets-blade/blade

private void registerRoutePatterns(HttpMethod httpMethod) {
  StringBuilder patternBuilder = patternBuilders.get(httpMethod);
  if (patternBuilder.length() > 1) {
    patternBuilder.setCharAt(patternBuilder.length() - 1, '$');
  }
  log.debug("Fast Route Method: {}, regex: {}", httpMethod, patternBuilder);
  regexRoutePatterns.put(httpMethod, Pattern.compile(patternBuilder.toString()));
}

代码示例来源：origin: hibernate/hibernate-orm

private static String getJavaAttributeNameFromXMLOne(String attributeName) {
  StringBuilder annotationAttributeName = new StringBuilder( attributeName );
  int index = annotationAttributeName.indexOf( WORD_SEPARATOR );
  while ( index != -1 ) {
    annotationAttributeName.deleteCharAt( index );
    annotationAttributeName.setCharAt(
        index, Character.toUpperCase( annotationAttributeName.charAt( index ) )
    );
    index = annotationAttributeName.indexOf( WORD_SEPARATOR );
  }
  return annotationAttributeName.toString();
}

代码示例来源：origin: redisson/redisson

@Override
protected StringBuilder toStringBuilder() {
  StringBuilder buf = super.toStringBuilder();
  buf.setCharAt(buf.length() - 1, ',');
  return buf.append(" id: ")
       .append(id)
       .append(", deadline: ")
       .append(deadlineNanos)
       .append(", period: ")
       .append(periodNanos)
       .append(')');
}

代码示例来源：origin: robolectric/robolectric

private static String replaceLastDotWith$IfInnerStaticClass(String receiverClassName) {
 String[] splits = receiverClassName.split("\\.", 0);
 String staticInnerClassRegex = "[A-Z][a-zA-Z]*";
 if (splits.length > 1
   && splits[splits.length - 1].matches(staticInnerClassRegex)
   && splits[splits.length - 2].matches(staticInnerClassRegex)) {
  int lastDotIndex = receiverClassName.lastIndexOf(".");
  StringBuilder buffer = new StringBuilder(receiverClassName);
  buffer.setCharAt(lastDotIndex, '$');
  return buffer.toString();
 }
 return receiverClassName;
}

代码示例来源：origin: apache/storm

private String getJsonFromTuples(List<? extends ITuple> tuples) throws SolrMapperException {
  final StringBuilder jsonListBuilder = new StringBuilder("[");
  for (ITuple tuple : tuples) {
    final String json = getJsonFromTuple(tuple);
    jsonListBuilder.append(json).append(",");
  }
  jsonListBuilder.setCharAt(jsonListBuilder.length() - 1, ']');
  return jsonListBuilder.toString();
}

代码示例来源：origin: facebook/stetho

private static String capitalize(String str) {
 if (str == null || str.length() == 0 || Character.isTitleCase(str.charAt(0))) {
  return str;
 }
 StringBuilder buffer = new StringBuilder(str);
 buffer.setCharAt(0, Character.toTitleCase(buffer.charAt(0)));
 return buffer.toString();
}

代码示例来源：origin: google/error-prone

@Override
 public Description matchLiteral(LiteralTree literalTree, VisitorState state) {
  if (!matcher.matches(literalTree, state)) {
   return Description.NO_MATCH;
  }
  StringBuilder longLiteral = new StringBuilder(getLongLiteral(literalTree, state));
  longLiteral.setCharAt(longLiteral.length() - 1, 'L');
  Fix fix = SuggestedFix.replace(literalTree, longLiteral.toString());
  return describeMatch(literalTree, fix);
 }
}

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