Package org.lilyproject.repository.api

Examples of org.lilyproject.repository.api.IdGenerator.newRecordId()

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    @Test
    public void testSerializationRoundTrip() throws Exception {
        IdGenerator idGenerator = new IdGeneratorImpl();

        RecordIdWritable writable1 = new RecordIdWritable(idGenerator.newRecordId("foo"));

        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        DataOutput out = new DataOutputStream(bos);
        writable1.write(out);
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        assertEquals(1 /* vint length */ + 1 /* record id type byte */ + "foo".length(), bos.toByteArray().length);

        RecordIdWritable writable2 = new RecordIdWritable();
        writable2.readFields(new DataInputStream(new ByteArrayInputStream(bos.toByteArray())));

        assertEquals(idGenerator.newRecordId("foo"), writable2.getRecordId());
    }
}
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        byte[] mapping1Data = IOUtils.toByteArray(getClass().getClassLoader().getResourceAsStream(BASE_PATH + "shardingconfig1.json"));
        ShardSelector selector = JsonShardSelectorBuilder.build(mapping1Data);

        IdGenerator idGenerator = new IdGeneratorImpl();

        String shardName = selector.getShard(idGenerator.newRecordId());
        assertNotNull(shardName);
    }

    @Test
    public void testStringFieldListMapping() throws Exception {
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    public void testStringFieldListMapping() throws Exception {
        byte[] mappingData = IOUtils.toByteArray(getClass().getClassLoader().getResourceAsStream(BASE_PATH + "shardingconfig2.json"));
        ShardSelector selector = JsonShardSelectorBuilder.build(mappingData);

        IdGenerator idGenerator = new IdGeneratorImpl();
        RecordId recordId = idGenerator.newRecordId(Collections.singletonMap("transport", "car"));

        String shardName = selector.getShard(recordId);
        assertEquals("shard1", shardName);
    }
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    public void testLongFieldRangeMapping() throws Exception {
        byte[] mappingData = IOUtils.toByteArray(getClass().getClassLoader().getResourceAsStream(BASE_PATH + "shardingconfig3.json"));
        ShardSelector selector = JsonShardSelectorBuilder.build(mappingData);

        IdGenerator idGenerator = new IdGeneratorImpl();
        RecordId recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "400"));

        String shardName = selector.getShard(recordId);
        assertEquals("shard1", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "1000"));
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        RecordId recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "400"));

        String shardName = selector.getShard(recordId);
        assertEquals("shard1", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "1000"));
        shardName = selector.getShard(recordId);
        assertEquals("shard2", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "1200"));
        shardName = selector.getShard(recordId);
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        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "1000"));
        shardName = selector.getShard(recordId);
        assertEquals("shard2", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "1200"));
        shardName = selector.getShard(recordId);
        assertEquals("shard2", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "341234123"));
        shardName = selector.getShard(recordId);
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        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "1200"));
        shardName = selector.getShard(recordId);
        assertEquals("shard2", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "341234123"));
        shardName = selector.getShard(recordId);
        assertEquals("shard3", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "abc"));
        try {
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        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "341234123"));
        shardName = selector.getShard(recordId);
        assertEquals("shard3", shardName);

        recordId = idGenerator.newRecordId(Collections.singletonMap("weight", "abc"));
        try {
            shardName = selector.getShard(recordId);
            fail("Expected an exception");
        } catch (ShardSelectorException e) {
            // expected
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        boolean shard1Used = false;
        boolean shard2Used = false;
        boolean shard3Used = false;

        for (int i = 0; i < 50; i++) {
            String shardName = selector.getShard(idGenerator.newRecordId());
            assertTrue(shards.containsKey(shardName));

            if (shardName.equals("shard1")) {
                shard1Used = true;
            } else if (shardName.equals("shard2")) {
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