Example usage for io.netty.buffer ByteBuf writerIndex

Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf writerIndex.

Prototype

public abstract int writerIndex();

Source Link

Document

Returns the writerIndex of this buffer.

Usage

From source file:io.nodyn.buffer.Buffer.java

License:Apache License

public static long copy(JSObject src, JSObject target, int targetStart, int sourceStart, int sourceEnd) {

    ByteBuf srcBuf = extract(src);/*from  ww w.ja va2 s.  c om*/
    ByteBuf targetBuf = extract(target);

    int origWriter = targetBuf.writerIndex();

    targetBuf.writerIndex(targetStart);

    int len = sourceEnd - sourceStart;

    len = Math.min(len, bufLen(target) - targetStart);

    targetBuf.writeBytes(srcBuf, sourceStart, len);
    targetBuf.writerIndex(Math.max(targetBuf.writerIndex(), origWriter));

    return len;
}

From source file:io.nodyn.buffer.Buffer.java

License:Apache License

public static long[] utf8Write(JSObject object, String str, int offset, int len) {
    ByteBuf b = extract(object);
    int origWriter = b.writerIndex();
    byte[] bytes = str.getBytes(UTF8);
    b.writerIndex(offset);//  w  w  w .j  ava  2 s.  c o m
    len = Math.min(bytes.length, Math.min(len, bufLen(object) - offset));
    b.writeBytes(bytes, 0, len);
    b.writerIndex(Math.max(b.writerIndex(), origWriter));
    return new long[] { str.length(), len };
}

From source file:io.nodyn.buffer.Buffer.java

License:Apache License

public static long asciiWrite(JSObject object, String str, int offset, int len) {
    ByteBuf b = extract(object);
    int origWriter = b.writerIndex();
    byte[] bytes = str.getBytes(ASCII);
    len = Math.min(bytes.length, Math.min(len, b.writableBytes()));
    b.writeBytes(bytes, 0, len);//w  w  w  .ja  v  a  2  s. com
    b.writerIndex(Math.max(b.writerIndex(), origWriter));
    return len;
}

From source file:io.nodyn.buffer.Buffer.java

License:Apache License

public static long ucs2Write(JSObject object, String str, int offset, int len) {
    ByteBuf b = extract(object);
    int origWriter = b.writerIndex();
    byte[] bytes = str.getBytes(UCS2);
    len = Math.min(bytes.length, Math.min(len, b.writableBytes()));
    b.writeBytes(bytes, 0, len);// w ww.j av  a2 s.  c  o m
    b.writerIndex(Math.max(b.writerIndex(), origWriter));
    return len;
}

From source file:io.nodyn.buffer.Buffer.java

License:Apache License

public static long hexWrite(JSObject object, String str, int offset, int len) {
    ByteBuf b = extract(object);
    int origWriter = b.writerIndex();
    byte[] bytes = Hex.decode(str);
    b.writerIndex(offset);// w w w.j a v  a 2  s .c o m
    len = Math.min(bytes.length, Math.min(len, b.writableBytes()));
    b.writeBytes(bytes, 0, len);
    b.writerIndex(Math.max(b.writerIndex(), origWriter));
    return len;
}

From source file:io.nodyn.buffer.Buffer.java

License:Apache License

public static long base64Write(JSObject object, String str, int offset, int len) {
    ByteBuf b = extract(object);
    int origWriter = b.writerIndex();
    byte[] bytes = Base64.decode(str);
    b.writerIndex(offset);//from ww  w .j a  v a 2s. c o m
    len = Math.min(bytes.length, Math.min(len, b.writableBytes()));
    b.writeBytes(bytes, 0, len);
    b.writerIndex(Math.max(b.writerIndex(), origWriter));
    return len;
}

From source file:io.nodyn.buffer.Buffer.java

License:Apache License

public static long binaryWrite(JSObject object, String str, int offset, int len) {
    ByteBuf b = extract(object);
    int origWriter = b.writerIndex();
    byte[] bytes = str.getBytes(BINARY);
    len = Math.min(bytes.length, Math.min(len, b.writableBytes()));
    b.writeBytes(bytes, 0, len);/*w w w. ja v a  2  s  . c om*/
    b.writerIndex(Math.max(b.writerIndex(), origWriter));
    return len;
}

From source file:io.pravega.shared.protocol.netty.CommandEncoder.java

License:Open Source License

@SneakyThrows(IOException.class)
private void writeMessage(AppendBlock block, ByteBuf out) {
    int startIdx = out.writerIndex();
    ByteBufOutputStream bout = new ByteBufOutputStream(out);
    bout.writeInt(block.getType().getCode());
    bout.write(LENGTH_PLACEHOLDER);/*from w  w  w.j a  v a 2 s  . c o m*/
    block.writeFields(bout);
    bout.flush();
    bout.close();
    int endIdx = out.writerIndex();
    int fieldsSize = endIdx - startIdx - TYPE_PLUS_LENGTH_SIZE;
    out.setInt(startIdx + TYPE_SIZE, fieldsSize + currentBlockSize);
}

From source file:io.pravega.shared.protocol.netty.CommandEncoder.java

License:Open Source License

@SneakyThrows(IOException.class)
private int writeMessage(WireCommand msg, ByteBuf out) {
    int startIdx = out.writerIndex();
    ByteBufOutputStream bout = new ByteBufOutputStream(out);
    bout.writeInt(msg.getType().getCode());
    bout.write(LENGTH_PLACEHOLDER);// w ww  .  j  a v  a2s .  co m
    msg.writeFields(bout);
    bout.flush();
    bout.close();
    int endIdx = out.writerIndex();
    int fieldsSize = endIdx - startIdx - TYPE_PLUS_LENGTH_SIZE;
    out.setInt(startIdx + TYPE_SIZE, fieldsSize);
    return endIdx - startIdx;
}

From source file:io.reactiverse.pgclient.impl.codec.DataTypeCodec.java

License:Apache License

public static void encodeText(DataType id, Object value, ByteBuf buff) {
    int index = buff.writerIndex();
    buff.writeInt(0);/*  w  w w  .  jav  a  2s  .  c  o  m*/
    textEncode(id, value, buff);
    buff.setInt(index, buff.writerIndex() - index - 4);
}