Example usage for io.netty.util AsciiString subSequence

Introduction

In this page you can find the example usage for io.netty.util AsciiString subSequence.

Prototype

public AsciiString subSequence(int start, int end, boolean copy) 

Source Link

Document

Either copy or share a subset of underlying sub-sequence of bytes.

Usage

From source file:com.linecorp.armeria.internal.ArmeriaHttpUtil.java

License:Apache License

private static CharSequenceMap toLowercaseMap(Iterator<? extends CharSequence> valuesIter, int arraySizeHint) {
    final CharSequenceMap result = new CharSequenceMap(arraySizeHint);

    while (valuesIter.hasNext()) {
        final AsciiString lowerCased = AsciiString.of(valuesIter.next()).toLowerCase();
        try {//from  ww w .  j  av a 2 s .c  o m
            int index = lowerCased.forEachByte(FIND_COMMA);
            if (index != -1) {
                int start = 0;
                do {
                    result.add(lowerCased.subSequence(start, index, false).trim(), EMPTY_STRING);
                    start = index + 1;
                } while (start < lowerCased.length() && (index = lowerCased.forEachByte(start,
                        lowerCased.length() - start, FIND_COMMA)) != -1);
                result.add(lowerCased.subSequence(start, lowerCased.length(), false).trim(), EMPTY_STRING);
            } else {
                result.add(lowerCased.trim(), EMPTY_STRING);
            }
        } catch (Exception e) {
            // This is not expect to happen because FIND_COMMA never throws but must be caught
            // because of the ByteProcessor interface.
            throw new IllegalStateException(e);
        }
    }
    return result;
}

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