Examples with ByteArrayDataInputStream org.jgroups.util.ByteArrayDataInputStream used on opensource projects

Example 1 with ByteArrayDataInputStream

use of org.jgroups.util.ByteArrayDataInputStream in project JGroups by belaban.

the class MessageTest method testReadFromSkipPayload.

public void testReadFromSkipPayload() throws Exception {
    Message msg = new Message(Util.createRandomAddress("A"), "bela".getBytes()).src(Util.createRandomAddress("B"));
    addHeaders(msg);
    byte[] buf = Util.streamableToByteBuffer(msg);
    // ExposedByteArrayInputStream input=new ExposedByteArrayInputStream(buf);
    // DataInput in=new DataInputStream(input);
    ByteArrayDataInputStream in = new ByteArrayDataInputStream(buf);
    Message msg2 = new Message(false);
    int payload_position = msg2.readFromSkipPayload(in);
    msg2.setBuffer(buf, payload_position, buf.length - payload_position);
    assert msg2.getOffset() == payload_position;
    assert msg2.getLength() == msg.getLength();
    assert msg2.size() == msg.size();
    Message copy = msg2.copy();
    assert copy.getOffset() == payload_position;
    assert copy.getLength() == msg.getLength();
    assert copy.size() == msg2.size();
}

Example 2 with ByteArrayDataInputStream

use of org.jgroups.util.ByteArrayDataInputStream in project JGroups by belaban.

the class BuffersTest method readCookieVersionAndAddress.

protected void readCookieVersionAndAddress(final Buffers bufs, final byte[] cookie, final IpAddress addr) throws Exception {
    // cookie
    ByteBuffer cookie_buf = bufs.get(0);
    byte[] cookie2 = new byte[cookie_buf.position()];
    cookie_buf.flip();
    cookie_buf.get(cookie2, 0, cookie2.length);
    assert Arrays.equals(cookie, cookie2);
    // version
    ByteBuffer version_buf = bufs.get(1);
    short ver = version_buf.getShort(0);
    assert Version.version == ver;
    // address
    ByteBuffer addr_buf = bufs.get(2);
    addr_buf.flip();
    ByteArrayDataInputStream in = new ByteArrayDataInputStream(addr_buf);
    IpAddress address = new IpAddress();
    address.readFrom(in);
    assert addr.equals(address);
}

Example 3 with ByteArrayDataInputStream

use of org.jgroups.util.ByteArrayDataInputStream in project JGroups by belaban.

the class ByteArrayDataInputOutputStreamTest method testReadBeyondLimit.

public void testReadBeyondLimit() {
    byte[] buf = new byte[100];
    buf[10] = 'B';
    buf[11] = 'e';
    buf[12] = 'l';
    buf[13] = 'a';
    ByteArrayDataInputStream in = new ByteArrayDataInputStream(buf, 10, 4);
    assert in.position() == 10;
    assert in.limit() == 14;
    assert in.capacity() == buf.length;
    byte[] tmp = new byte[5];
    try {
        in.readFully(tmp, 0, tmp.length);
        assert false : " should have gotten an exception";
    } catch (Exception ex) {
        System.out.println("caught exception as expected: " + ex);
        assert ex instanceof EOFException;
    }
    in.position(10);
    for (int i = 0; i < 4; i++) in.read();
    assert in.read() == -1;
}

Example 4 with ByteArrayDataInputStream

use of org.jgroups.util.ByteArrayDataInputStream in project JGroups by belaban.

the class ByteArrayDataInputOutputStreamTest method testCompressedLong.

public void testCompressedLong() throws IOException {
    ByteArrayDataOutputStream out = new ByteArrayDataOutputStream(1024);
    long[] numbers = { Long.MIN_VALUE, -500, 0, 1, 100, Long.MAX_VALUE };
    for (long i : numbers) Bits.writeLong(i, out);
    ByteArrayDataInputStream in = new ByteArrayDataInputStream(out.buffer());
    for (long i : numbers) {
        long num = Bits.readLong(in);
        assert num == i;
    }
}

Example 5 with ByteArrayDataInputStream

use of org.jgroups.util.ByteArrayDataInputStream in project JGroups by belaban.

the class ByteArrayDataInputOutputStreamTest method testUnsignedByte.

public void testUnsignedByte() throws IOException {
    ByteArrayDataOutputStream out = new ByteArrayDataOutputStream(20);
    byte[] bytes = { -100, -50, 0, 1, 100, 127 };
    for (byte b : bytes) out.writeByte(b);
    ByteArrayDataInputStream in = new ByteArrayDataInputStream(out.buffer());
    for (byte b : bytes) {
        int tmp = in.readUnsignedByte();
        assert tmp == (b & 0xff);
    }
}