Example usage for org.apache.lucene.util CharsRefBuilder copyUTF8Bytes

Introduction

In this page you can find the example usage for org.apache.lucene.util CharsRefBuilder copyUTF8Bytes.

Prototype

public void copyUTF8Bytes(byte[] bytes, int offset, int length) 

Source Link

Document

Copy the provided bytes, interpreted as UTF-8 bytes.

Usage

From source file:org.elasticsearch.action.search.TransportSearchHelper.java

License:Apache License

static ParsedScrollId parseScrollId(String scrollId) {
    CharsRefBuilder spare = new CharsRefBuilder();
    try {/*from w  w w.  j  a  v a  2  s  .  c o  m*/
        byte[] decode = Base64.decode(scrollId, Base64.URL_SAFE);
        spare.copyUTF8Bytes(decode, 0, decode.length);
    } catch (Exception e) {
        throw new IllegalArgumentException("Failed to decode scrollId", e);
    }
    String[] elements = Strings.splitStringToArray(spare.get(), ';');
    if (elements.length < 2) {
        throw new IllegalArgumentException("Malformed scrollId [" + scrollId + "]");
    }

    int index = 0;
    String type = elements[index++];
    int contextSize = Integer.parseInt(elements[index++]);
    if (elements.length < contextSize + 2) {
        throw new IllegalArgumentException("Malformed scrollId [" + scrollId + "]");
    }

    ScrollIdForNode[] context = new ScrollIdForNode[contextSize];
    for (int i = 0; i < contextSize; i++) {
        String element = elements[index++];
        int sep = element.indexOf(':');
        if (sep == -1) {
            throw new IllegalArgumentException("Malformed scrollId [" + scrollId + "]");
        }
        context[i] = new ScrollIdForNode(element.substring(sep + 1), Long.parseLong(element.substring(0, sep)));
    }
    Map<String, String> attributes;
    int attributesSize = Integer.parseInt(elements[index++]);
    if (attributesSize == 0) {
        attributes = ImmutableMap.of();
    } else {
        attributes = Maps.newHashMapWithExpectedSize(attributesSize);
        for (int i = 0; i < attributesSize; i++) {
            String element = elements[index++];
            int sep = element.indexOf(':');
            attributes.put(element.substring(0, sep), element.substring(sep + 1));
        }
    }
    return new ParsedScrollId(scrollId, type, context, attributes);
}

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From source file:org.elasticsearch.common.bytes.PagedBytesReference.java

License:Apache License

@Override
public String toUtf8() {
    if (length() == 0) {
        return "";
    }//from w  w w.ja  v a2s. c o m

    byte[] bytes = toBytes();
    final CharsRefBuilder ref = new CharsRefBuilder();
    ref.copyUTF8Bytes(bytes, offset, length);
    return ref.toString();
}

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