How to use

trimToSize

method

in

java.lang.StringBuilder

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}

protected void invalidateBuffer() {
  if (buffer.length() > 0) {
    String str = buffer.substring(startLastMsg);
    buffer.delete(0, buffer.length());
    buffer.append(str);
    buffer.trimToSize();
  }
  startLastMsg = 0;
}

public void finish() {
  removeFirstEmptyLine();
  buf.trimToSize();
  code = buf.toString();
  buf = null;
  Iterator<Map.Entry<CodePosition, Object>> it = annotations.entrySet().iterator();
  while (it.hasNext()) {
    Map.Entry<CodePosition, Object> entry = it.next();
    Object v = entry.getValue();
    if (v instanceof DefinitionWrapper) {
      LineAttrNode l = ((DefinitionWrapper) v).getNode();
      l.setDecompiledLine(entry.getKey().getLine());
      it.remove();
    }
  }
}

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}

/**
 * Ensures that the char[] array of the specified StringBuilder does not exceed the specified number of characters.
 * This method is useful to ensure that excessively long char[] arrays are not kept in memory forever.
 *
 * @param stringBuilder the StringBuilder to check
 * @param maxSize the maximum number of characters the StringBuilder is allowed to have
 * @since 2.9
 */
public static void trimToMaxSize(final StringBuilder stringBuilder, final int maxSize) {
  if (stringBuilder != null && stringBuilder.capacity() > maxSize) {
    stringBuilder.setLength(maxSize);
    stringBuilder.trimToSize();
  }
}

size = 0;
sb.setLength(0);
sb.trimToSize();

@Override
public void close() throws IOException {
 try {
  super.close();
 } finally {
  str.setLength(0);
  str.trimToSize();
 }
}

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}

@Nonnull
public TextBuilder trimToLength() {
  builder.trimToSize();
  return this;
}

@Nonnull
public TextBuilder clear() {
  builder.setLength(0);
  builder.trimToSize();
  return this;
}

private void fillWithSpaces(StringBuilder sb, int i) {
  while (sb.length() < i) {
    sb.append(" ");
  }
  sb.trimToSize();
}

@Override
protected void clear() {
  super.clear();
  // get rid of anything large left in the buffers.
  buffer.setLength(0);
  buffer.trimToSize();
  languageTagBuffer.setLength(0);
  languageTagBuffer.trimToSize();
  datatypeUriBuffer.setLength(0);
  datatypeUriBuffer.trimToSize();
}

@Override
protected void clear() {
  super.clear();
  // get rid of anything large left in the buffers.
  buffer.setLength(0);
  buffer.trimToSize();
  languageTagBuffer.setLength(0);
  languageTagBuffer.trimToSize();
  datatypeUriBuffer.setLength(0);
  datatypeUriBuffer.trimToSize();
}

@Override
public void close() throws IOException {
 if(reader != null) {
  reader.close();
 }
 buf.setLength(0);
 buf.trimToSize();
}

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}

@Override
public void close() throws IOException {
 if(reader != null) {
  reader.close();
 }
 buf.setLength(0);
 buf.trimToSize();
}

public StringBuilder stringBuilder() {
  StringBuilder sb = stringBuilder;
  if (sb == null) {
    return stringBuilder = new StringBuilder(STRING_BUILDER_INITIAL_SIZE);
  }
  if (sb.capacity() > STRING_BUILDER_MAX_SIZE) {
    sb.setLength(STRING_BUILDER_INITIAL_SIZE);
    sb.trimToSize();
  }
  sb.setLength(0);
  return sb;
}