Package io.airlift.slice

Examples of io.airlift.slice.DynamicSliceOutput.slice()

35
36
37
38
39
40
41
42
43
44
45
        VARCHAR.writeString(blockBuilder, "dave");
        Block block = blockBuilder.build();

        DynamicSliceOutput sliceOutput = new DynamicSliceOutput(1024);
        BlockEncoding blockEncoding = new DictionaryEncoder(VARCHAR, new UncompressedEncoder(VARCHAR, sliceOutput)).append(block).append(block).append(block).finish();
        Block actualBlock = blockEncoding.readBlock(sliceOutput.slice().getInput());

        BlockBuilder expectedBlockBuilder = VARCHAR.createBlockBuilder(new BlockBuilderStatus());
        VARCHAR.writeString(expectedBlockBuilder, "alice");
        VARCHAR.writeString(expectedBlockBuilder, "bob");
        VARCHAR.writeString(expectedBlockBuilder, "charlie");
View Full Code Here
41
42
43
44
45
46
47
48
49
50
51
        DynamicSliceOutput compressedOutput = new DynamicSliceOutput(1024);
        Encoder encoder = BlocksFileEncoding.SNAPPY.createBlocksWriter(VARCHAR, compressedOutput);

        encoder.append(block);
        BlockEncoding snappyEncoding = encoder.finish();
        Block actualBlock = snappyEncoding.readBlock(compressedOutput.slice().getInput());
        BlockAssertions.assertBlockEquals(VARCHAR, actualBlock, block);
    }

    @Test
    public void testLotsOfStuff()
View Full Code Here
77
78
79
80
81
82
83
84
85
86
        Block expectedBlock = expectedBlockBuilder.build();

        BlockEncoding snappyEncoding = encoder.finish();
        assertTrue(encoderOutput.size() < expectedBlock.getSizeInBytes());

        Block actualBlock = snappyEncoding.readBlock(encoderOutput.slice().getInput());

        BlockAssertions.assertBlockEquals(VARCHAR, actualBlock, expectedBlock);
    }
}
View Full Code Here
37
38
39
40
41
42
43
44
45
46
47
        RunLengthEncodedBlock expectedBlock = new RunLengthEncodedBlock(Tuples.createTuple("alice"), 11);

        DynamicSliceOutput sliceOutput = new DynamicSliceOutput(1024);
        RunLengthBlockEncoding blockEncoding = new RunLengthBlockEncoding(SINGLE_VARBINARY);
        blockEncoding.writeBlock(sliceOutput, expectedBlock);
        RunLengthEncodedBlock actualBlock = blockEncoding.readBlock(sliceOutput.slice().getInput());
        assertEquals(actualBlock.getSingleValue(), expectedBlock.getSingleValue());
        BlockAssertions.assertBlockEquals(actualBlock, expectedBlock);
    }

    @Test
View Full Code Here
61
62
63
64
65
66
67
68
69
70
71
                createTuple("charlie"),
                createTuple("charlie"));

        DynamicSliceOutput sliceOutput = new DynamicSliceOutput(1024);
        BlockEncoding blockEncoding = new RunLengthEncoder(sliceOutput).append(tuples).finish();
        SliceInput sliceInput = sliceOutput.slice().getInput();

        Block block = blockEncoding.readBlock(sliceInput);
        assertInstanceOf(block, RunLengthEncodedBlock.class);
        RunLengthEncodedBlock rleBlock = (RunLengthEncodedBlock) block;
        assertEquals(rleBlock.getSingleValue(), createTuple("alice"));
View Full Code Here
141
142
143
144
145
146
147
148
149
150
151
        long nextToken = token + responsePages.size();
        tokenByLocation.put(location, nextToken);

        DynamicSliceOutput sliceOutput = new DynamicSliceOutput(64);
        PagesSerde.writePages(createTestingBlockEncodingManager(), sliceOutput, responsePages);
        byte[] bytes = sliceOutput.slice().getBytes();
        return new TestingResponse(HttpStatus.OK,
                ImmutableListMultimap.of(
                        CONTENT_TYPE, PRESTO_PAGES,
                        PRESTO_PAGE_TOKEN, String.valueOf(token),
                        PRESTO_PAGE_NEXT_TOKEN, String.valueOf(nextToken)
View Full Code Here
357
358
359
360
361
362
363
364
365
366
367
            if (page != null) {
                headers.put(CONTENT_TYPE, PRESTO_PAGES);
                headers.put(PRESTO_PAGE_NEXT_TOKEN, String.valueOf(pageToken + 1));
                DynamicSliceOutput output = new DynamicSliceOutput(256);
                PagesSerde.writePages(createTestingBlockEncodingManager(), output, page);
                return new TestingResponse(HttpStatus.OK, headers.build(), output.slice().getInput());
            }
            else if (taskBuffer.isFinished()) {
                headers.put(PRESTO_PAGE_NEXT_TOKEN, String.valueOf(pageToken));
                return new TestingResponse(HttpStatus.GONE, headers.build(), new byte[0]);
            }
View Full Code Here
142
143
144
145
146
147
148
149
150
151
152
    private static Block copyBlock(Block block)
    {
        DynamicSliceOutput sliceOutput = new DynamicSliceOutput(1024);
        BlockEncoding blockEncoding = block.getEncoding();
        blockEncoding.writeBlock(sliceOutput, block);
        return blockEncoding.readBlock(sliceOutput.slice().getInput());
    }

    private static Block toSingeValuedBlock(Slice expectedValue)
    {
        BlockBuilder blockBuilder = VARBINARY.createBlockBuilder(new BlockBuilderStatus());
View Full Code Here
157
158
159
160
161
162
163
164
165
166
167
    private static Slice createGreaterValue(Slice expectedValue, int offset, int length)
    {
        DynamicSliceOutput greaterOutput = new DynamicSliceOutput(length + 1);
        greaterOutput.writeBytes(expectedValue, offset, length);
        greaterOutput.writeByte('_');
        return greaterOutput.slice();
    }

    protected static Slice createExpectedValue(int length)
    {
        DynamicSliceOutput dynamicSliceOutput = new DynamicSliceOutput(16);
View Full Code Here
166
167
168
169
170
171
172
173
174
175
176
    {
        DynamicSliceOutput dynamicSliceOutput = new DynamicSliceOutput(16);
        for (int index = 0; index < length; index++) {
            dynamicSliceOutput.writeByte(length * (index + 1));
        }
        return dynamicSliceOutput.slice();
    }

    protected static Object[] alternatingNullValues(Object[] slices)
    {
        Object[] slicesWithNulls = Arrays.copyOf(slices, slices.length * 2);
 
View Full Code Here
TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.