Package org.apache.mina.filter.codec

Examples of org.apache.mina.filter.codec.ProtocolCodecSession

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        TextLineDecoder decoder = new TextLineDecoder(Charset.forName("UTF-8"),
                LineDelimiter.AUTO);
        decoder.setMaxLineLength(3);

        CharsetEncoder encoder = Charset.forName("UTF-8").newEncoder();
        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolDecoderOutput out = session.getDecoderOutput();
        IoBuffer in = IoBuffer.allocate(16);

        // Make sure the overflow exception is not thrown until
        // the delimiter is encountered.
        in.putString("A", encoder).flip().mark();
        decoder.decode(session, in.reset().mark(), out);
        Assert.assertEquals(0, session.getDecoderOutputQueue().size());
        decoder.decode(session, in.reset().mark(), out);
        Assert.assertEquals(0, session.getDecoderOutputQueue().size());
        decoder.decode(session, in.reset().mark(), out);
        Assert.assertEquals(0, session.getDecoderOutputQueue().size());
        decoder.decode(session, in.reset().mark(), out);
        Assert.assertEquals(0, session.getDecoderOutputQueue().size());

        in.clear().putString("A\r\nB\r\n", encoder).flip();
        try {
            decoder.decode(session, in, out);
            Assert.fail();
        } catch (RecoverableProtocolDecoderException e) {
            // Success!
        }

        decoder.decode(session, in, out);
        Assert.assertEquals(1, session.getDecoderOutputQueue().size());
        Assert.assertEquals("B", session.getDecoderOutputQueue().poll());

        // Make sure OOM is not thrown.
        System.gc();
        long oldFreeMemory = Runtime.getRuntime().freeMemory();
        in = IoBuffer.allocate(1048576 * 16).sweep((byte) ' ').mark();
        for (int i = 0; i < 10; i ++) {
            decoder.decode(session, in.reset().mark(), out);
            Assert.assertEquals(0, session.getDecoderOutputQueue().size());

            // Memory consumption should be minimal.
            Assert.assertTrue(Runtime.getRuntime().freeMemory() - oldFreeMemory < 1048576);
        }

        in.clear().putString("C\r\nD\r\n", encoder).flip();
        try {
            decoder.decode(session, in, out);
            Assert.fail();
        } catch (RecoverableProtocolDecoderException e) {
            // Success!
        }

        decoder.decode(session, in, out);
        Assert.assertEquals(1, session.getDecoderOutputQueue().size());
        Assert.assertEquals("D", session.getDecoderOutputQueue().poll());

        // Memory consumption should be minimal.
        Assert.assertTrue(Runtime.getRuntime().freeMemory() - oldFreeMemory < 1048576);
    }
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    }

    public void testEncode() throws Exception {
        TextLineEncoder encoder = new TextLineEncoder(Charset.forName("UTF-8"),
                LineDelimiter.WINDOWS);
        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolEncoderOutput out = session.getEncoderOutput();

        encoder.encode(session, "ABC", out);
        Assert.assertEquals(1, session.getEncoderOutputQueue().size());
        IoBuffer buf = (IoBuffer) session.getEncoderOutputQueue().poll();
        Assert.assertEquals(5, buf.remaining());
        Assert.assertEquals('A', buf.get());
        Assert.assertEquals('B', buf.get());
        Assert.assertEquals('C', buf.get());
        Assert.assertEquals('\r', buf.get());
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public class ObjectSerializationTest {
    @Test
    public void testEncoder() throws Exception {
        final String expected = "1234";

        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolEncoderOutput out = session.getEncoderOutput();

        ProtocolEncoder encoder = new ObjectSerializationEncoder();
        encoder.encode(session, expected, out);

        assertEquals(1, session.getEncoderOutputQueue().size());
        IoBuffer buf = (IoBuffer) session.getEncoderOutputQueue().poll();

        testDecoderAndInputStream(expected, buf);
    }
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        Object actual = osis.readObject();
        assertEquals(expected, actual);

        // Test ProtocolDecoder
        ProtocolDecoder decoder = new ObjectSerializationDecoder();
        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolDecoderOutput decoderOut = session.getDecoderOutput();
        decoder.decode(session, in.duplicate(), decoderOut);

        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals(expected, session.getDecoderOutputQueue().poll());
    }
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    @Test
    public void testNormalDecode() throws Exception {
        TextLineDecoder decoder = new TextLineDecoder(Charset.forName("UTF-8"), LineDelimiter.WINDOWS);

        CharsetEncoder encoder = Charset.forName("UTF-8").newEncoder();
        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolDecoderOutput out = session.getDecoderOutput();
        IoBuffer in = IoBuffer.allocate(16);

        // Test one decode and one output
        in.putString("ABC\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("ABC", session.getDecoderOutputQueue().poll());

        // Test two decode and one output
        in.clear();
        in.putString("DEF", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("GHI\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("DEFGHI", session.getDecoderOutputQueue().poll());

        // Test one decode and two output
        in.clear();
        in.putString("JKL\r\nMNO\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(2, session.getDecoderOutputQueue().size());
        assertEquals("JKL", session.getDecoderOutputQueue().poll());
        assertEquals("MNO", session.getDecoderOutputQueue().poll());

        // Test aborted delimiter (DIRMINA-506)
        in.clear();
        in.putString("ABC\r\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("ABC\r", session.getDecoderOutputQueue().poll());

        // Test splitted long delimiter
        decoder = new TextLineDecoder(Charset.forName("UTF-8"), new LineDelimiter("\n\n\n"));
        in.clear();
        in.putString("PQR\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("PQR", session.getDecoderOutputQueue().poll());

        // Test splitted long delimiter which produces two output
        decoder = new TextLineDecoder(Charset.forName("UTF-8"), new LineDelimiter("\n\n\n"));
        in.clear();
        in.putString("PQR\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\nSTU\n\n\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(2, session.getDecoderOutputQueue().size());
        assertEquals("PQR", session.getDecoderOutputQueue().poll());
        assertEquals("STU", session.getDecoderOutputQueue().poll());

        // Test splitted long delimiter mixed with partial non-delimiter.
        decoder = new TextLineDecoder(Charset.forName("UTF-8"), new LineDelimiter("\n\n\n"));
        in.clear();
        in.putString("PQR\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("X\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\n\nSTU\n\n\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(2, session.getDecoderOutputQueue().size());
        assertEquals("PQR\nX", session.getDecoderOutputQueue().poll());
        assertEquals("STU", session.getDecoderOutputQueue().poll());
    }
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    public void testAutoDecode() throws Exception {
        TextLineDecoder decoder = new TextLineDecoder(Charset.forName("UTF-8"), LineDelimiter.AUTO);

        CharsetEncoder encoder = Charset.forName("UTF-8").newEncoder();
        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolDecoderOutput out = session.getDecoderOutput();
        IoBuffer in = IoBuffer.allocate(16);

        // Test one decode and one output
        in.putString("ABC\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("ABC", session.getDecoderOutputQueue().poll());

        // Test two decode and one output
        in.clear();
        in.putString("DEF", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("GHI\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("DEFGHI", session.getDecoderOutputQueue().poll());

        // Test one decode and two output
        in.clear();
        in.putString("JKL\r\nMNO\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(2, session.getDecoderOutputQueue().size());
        assertEquals("JKL", session.getDecoderOutputQueue().poll());
        assertEquals("MNO", session.getDecoderOutputQueue().poll());

        // Test multiple '\n's
        in.clear();
        in.putString("\n\n\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(3, session.getDecoderOutputQueue().size());
        assertEquals("", session.getDecoderOutputQueue().poll());
        assertEquals("", session.getDecoderOutputQueue().poll());
        assertEquals("", session.getDecoderOutputQueue().poll());

        // Test splitted long delimiter (\r\r\n)
        in.clear();
        in.putString("PQR\r", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\r", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("PQR", session.getDecoderOutputQueue().poll());

        // Test splitted long delimiter (\r\r\n) which produces two output
        in.clear();
        in.putString("PQR\r", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\r", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\nSTU\r\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(2, session.getDecoderOutputQueue().size());
        assertEquals("PQR", session.getDecoderOutputQueue().poll());
        assertEquals("STU", session.getDecoderOutputQueue().poll());

        // Test splitted long delimiter mixed with partial non-delimiter.
        in.clear();
        in.putString("PQR\r", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("X\r", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.clear();
        in.putString("\r\nSTU\r\r\n", encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(2, session.getDecoderOutputQueue().size());
        assertEquals("PQR\rX", session.getDecoderOutputQueue().poll());
        assertEquals("STU", session.getDecoderOutputQueue().poll());

        in.clear();
        String s = new String(new byte[] { 0, 77, 105, 110, 97 });
        in.putString(s, encoder);
        in.flip();
        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals(s, session.getDecoderOutputQueue().poll());
    }
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    public void testOverflow() throws Exception {
        TextLineDecoder decoder = new TextLineDecoder(Charset.forName("UTF-8"), LineDelimiter.AUTO);
        decoder.setMaxLineLength(3);

        CharsetEncoder encoder = Charset.forName("UTF-8").newEncoder();
        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolDecoderOutput out = session.getDecoderOutput();
        IoBuffer in = IoBuffer.allocate(16);

        // Make sure the overflow exception is not thrown until
        // the delimiter is encountered.
        in.putString("A", encoder).flip().mark();
        decoder.decode(session, in.reset().mark(), out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        decoder.decode(session, in.reset().mark(), out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        decoder.decode(session, in.reset().mark(), out);
        assertEquals(0, session.getDecoderOutputQueue().size());
        decoder.decode(session, in.reset().mark(), out);
        assertEquals(0, session.getDecoderOutputQueue().size());

        in.clear().putString("A\r\nB\r\n", encoder).flip();

        try {
            decoder.decode(session, in, out);
            fail();
        } catch (RecoverableProtocolDecoderException e) {
            // signifies a successful test execution
            assertTrue(true);
        }

        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("B", session.getDecoderOutputQueue().poll());

        // Make sure OOM is not thrown.
        System.gc();
        long oldFreeMemory = Runtime.getRuntime().freeMemory();
        in = IoBuffer.allocate(1048576 * 16).sweep((byte) ' ').mark();

        for (int i = 0; i < 10; i++) {
            decoder.decode(session, in.reset().mark(), out);
            assertEquals(0, session.getDecoderOutputQueue().size());

            // Memory consumption should be minimal.
            assertTrue(Runtime.getRuntime().freeMemory() - oldFreeMemory < 1048576);
        }

        in.clear().putString("C\r\nD\r\n", encoder).flip();
        try {
            decoder.decode(session, in, out);
            fail();
        } catch (RecoverableProtocolDecoderException e) {
            // signifies a successful test execution
            assertTrue(true);
        }

        decoder.decode(session, in, out);
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("D", session.getDecoderOutputQueue().poll());

        // Memory consumption should be minimal.
        assertTrue(Runtime.getRuntime().freeMemory() - oldFreeMemory < 1048576);
    }
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    public void testSMTPDataBounds() throws Exception {
        TextLineDecoder decoder = new TextLineDecoder(Charset.forName("ISO-8859-1"), new LineDelimiter("\r\n.\r\n"));

        CharsetEncoder encoder = Charset.forName("ISO-8859-1").newEncoder();
        ProtocolCodecSession session = new ProtocolCodecSession();
        IoBuffer in = IoBuffer.allocate(16).setAutoExpand(true);

        in.putString("\r\n", encoder).flip().mark();
        decoder.decode(session, in.reset().mark(), session.getDecoderOutput());
        assertEquals(0, session.getDecoderOutputQueue().size());
        in.putString("Body\r\n.\r\n", encoder).flip().mark();
        decoder.decode(session, in.reset().mark(), session.getDecoderOutput());
        assertEquals(1, session.getDecoderOutputQueue().size());
        assertEquals("\r\n\r\nBody", session.getDecoderOutputQueue().poll());
    }
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*/
public class TextLineEncoderTest {
    @Test
    public void testEncode() throws Exception {
        TextLineEncoder encoder = new TextLineEncoder(Charset.forName("UTF-8"), LineDelimiter.WINDOWS);
        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolEncoderOutput out = session.getEncoderOutput();

        encoder.encode(session, "ABC", out);
        assertEquals(1, session.getEncoderOutputQueue().size());
        IoBuffer buf = (IoBuffer) session.getEncoderOutputQueue().poll();
        assertEquals(5, buf.remaining());
        assertEquals('A', buf.get());
        assertEquals('B', buf.get());
        assertEquals('C', buf.get());
        assertEquals('\r', buf.get());
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*/
public class ObjectSerializationTest extends TestCase {
    public void testEncoder() throws Exception {
        final String expected = "1234";

        ProtocolCodecSession session = new ProtocolCodecSession();
        ProtocolEncoderOutput out = session.getEncoderOutput();

        ProtocolEncoder encoder = new ObjectSerializationEncoder();
        encoder.encode(session, expected, out);

        Assert.assertEquals(1, session.getEncoderOutputQueue().size());
        IoBuffer buf = (IoBuffer) session.getEncoderOutputQueue().poll();

        testDecoderAndInputStream(expected, buf);
    }
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Related Classes of org.apache.mina.filter.codec.ProtocolCodecSession

  • org.apache.mina.filter.codec.serialization.ObjectSerializationTest
  • org.apache.mina.filter.codec.textline.TextLineDecoderTest
  • org.apache.mina.filter.codec.textline.TextLineEncoderTest
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