Package com.amazonaws.resources.ec2.internal

Examples of com.amazonaws.resources.ec2.internal.InternetGatewayImpl$Codec

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    for (int i = 0; i < 255; i++)
      decode(Codec.BYTE1, new byte[] { (byte) i }, i, 0);
  }

  public void testByte1Delta() throws Exception {
    Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
    long last = 0;
    for (int i = 1; i < 255; i++)
      last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
  }
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    long last = 0;
    for (int i = 1; i < 255; i++)
      last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
  }
  public void testByte1DeltaException() throws Exception {
    Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
    try {
      BYTE1D.decode(new ByteArrayInputStream(new byte[] { (byte) 1 }));
      fail("Decoding with a delta stream and not passing a last value should throw exception");
    } catch (Pack200Exception e) {
      assertTrue(true);
    }
  }
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    } catch (Pack200Exception e) {
      assertTrue(true);
    }
  }
  public void testByte1Signed() throws Exception {
    Codec BYTE1S2 = new BHSDCodec(1,256,2);
    decode(BYTE1S2,new byte[] { 0 }, 0, 0);
    decode(BYTE1S2,new byte[] { 1 }, 1, 0);
    decode(BYTE1S2,new byte[] { 2 }, 2, 0);
    decode(BYTE1S2,new byte[] { 3 }, -1, 0);
    decode(BYTE1S2,new byte[] { 4 }, 3, 0);
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*
*/
public class CodecEncodingTest extends TestCase {

    public void testCanonicalEncodings() throws IOException, Pack200Exception {
        Codec defaultCodec = new BHSDCodec(2, 16, 0, 0);
        assertEquals(defaultCodec, CodecEncoding
                .getCodec(0, null, defaultCodec));
        Map map = new HashMap();
        // These are the canonical encodings specified by the Pack200 spec
        map.put(new Integer(1), "(1,256)");
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        for (int i = 1; i <= 115; i++) {
            assertEquals(i, CodecEncoding.getSpecifier(CodecEncoding.getCodec(i, null, null), null)[0]);
        }

        // Test a range of non-canonical codecs
        Codec c1 = new BHSDCodec(2, 125, 0, 1);
        int[] specifiers = CodecEncoding.getSpecifier(c1, null);
        assertEquals(3, specifiers.length);
        assertEquals(116, specifiers[0]);
        byte[] bytes = new byte[] {(byte) specifiers[1], (byte) specifiers[2]};
        InputStream in = new ByteArrayInputStream(bytes);
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        for (int i = 0; i < 255; i++)
            decode(Codec.BYTE1, new byte[] { (byte) i }, i, 0);
    }

    public void testByte1Delta() throws Exception {
        Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
        long last = 0;
        for (int i = 1; i < 255; i++)
            last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
    }
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        for (int i = 1; i < 255; i++)
            last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
    }

    public void testByte1DeltaException() throws Exception {
        Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
        try {
            BYTE1D.decode(new ByteArrayInputStream(new byte[] { (byte) 1 }));
            fail("Decoding with a delta stream and not passing a last value should throw exception");
        } catch (Pack200Exception e) {
            assertTrue(true);
        }
    }
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            assertTrue(true);
        }
    }

    public void testByte1Signed() throws Exception {
        Codec BYTE1S2 = new BHSDCodec(1, 256, 2);
        decode(BYTE1S2, new byte[] { 0 }, 0, 0);
        decode(BYTE1S2, new byte[] { 1 }, 1, 0);
        decode(BYTE1S2, new byte[] { 2 }, 2, 0);
        decode(BYTE1S2, new byte[] { 3 }, -1, 0);
        decode(BYTE1S2, new byte[] { 4 }, 3, 0);
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                    0, 0)), 0));
        }
    }

    public void testDeltaEncodings() throws IOException, Pack200Exception {
        Codec c = Codec.UDELTA5;
        int[] sequence = new int[] {0, 2, 4, 2, 2, 4};
        byte[] encoded = c.encode(sequence);
        int[] decoded = c.decodeInts(6, new ByteArrayInputStream(encoded));
        for (int i = 0; i < decoded.length; i++) {
            assertEquals(sequence[i], decoded[i]);
        }
    }
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        int[] band;
        // Useful for debugging
//        if(count > 0) {
//            System.out.println("decoding " + name + " " + count);
//        }
        Codec codecUsed = codec;
        if (codec.getB() == 1 || count == 0) {
            return codec.decodeInts(count, in);
        }
        int[] getFirst = codec.decodeInts(1, in);
        if (getFirst.length == 0) {
            return getFirst;
        }
        int first = getFirst[0];
        if (codec.isSigned() && first >= -256 && first <= -1) {
            // Non-default codec should be used
            codecUsed = CodecEncoding.getCodec((-1 - first), header
                    .getBandHeadersInputStream(), codec);
            band = codecUsed.decodeInts(count, in);
        } else if (!codec.isSigned() && first >= codec.getL()
                && first <= codec.getL() + 255) {
            // Non-default codec should be used
            codecUsed = CodecEncoding.getCodec(first - codec.getL(), header
                    .getBandHeadersInputStream(), codec);
            band = codecUsed.decodeInts(count, in);
        } else {
            // First element should not be discarded
            band = codec.decodeInts(count - 1, in, first);
        }
        // Useful for debugging -E options:
        //if(!codecUsed.equals(codec)) {
        //    int bytes = codecUsed.lastBandLength;
        //    System.out.println(count + " " + name + " encoded with " + codecUsed + " "  + bytes);
        //}
        if (codecUsed instanceof PopulationCodec) {
            PopulationCodec popCodec = (PopulationCodec) codecUsed;
            int[] favoured = (int[]) popCodec.getFavoured().clone();
            Arrays.sort(favoured);
            for (int i = 0; i < band.length; i++) {
                boolean favouredValue = Arrays.binarySearch(favoured, band[i]) > -1;
                Codec theCodec = favouredValue ? popCodec.getFavouredCodec()
                        : popCodec.getUnfavouredCodec();
                if (theCodec instanceof BHSDCodec
                        && ((BHSDCodec) theCodec).isDelta()) {
                    BHSDCodec bhsd = (BHSDCodec) theCodec;
                    long cardinality = bhsd.cardinality();
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