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Java StringToken类代码示例

本文整理汇总了Java中org.apache.cassandra.dht.StringToken类的典型用法代码示例。如果您正苦于以下问题：Java StringToken类的具体用法？Java StringToken怎么用？Java StringToken使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。


StringToken类属于org.apache.cassandra.dht包，在下文中一共展示了StringToken类的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: testPrimaryRangeForEndpointWithinDCWithNetworkTopologyStrategyOneDCOnly

import org.apache.cassandra.dht.StringToken; //导入依赖的package包/类
@Test
public void testPrimaryRangeForEndpointWithinDCWithNetworkTopologyStrategyOneDCOnly() throws Exception
{
    TokenMetadata metadata = StorageService.instance.getTokenMetadata();
    metadata.clearUnsafe();
    // DC1
    metadata.updateNormalToken(new StringToken("A"), InetAddress.getByName("127.0.0.1"));
    metadata.updateNormalToken(new StringToken("C"), InetAddress.getByName("127.0.0.2"));
    // DC2
    metadata.updateNormalToken(new StringToken("B"), InetAddress.getByName("127.0.0.4"));
    metadata.updateNormalToken(new StringToken("D"), InetAddress.getByName("127.0.0.5"));

    Map<String, String> configOptions = new HashMap<>();
    configOptions.put("DC2", "2");

    Keyspace.clear("Keyspace1");
    KSMetaData meta = KSMetaData.newKeyspace("Keyspace1", "NetworkTopologyStrategy", configOptions, false);
    Schema.instance.setKeyspaceDefinition(meta);

    // endpoints in DC1 should not have primary range
    Collection<Range<Token>> primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.1"));
    assertTrue(primaryRanges.isEmpty());

    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name,
                                                                               InetAddress.getByName("127.0.0.2"));
    assertTrue(primaryRanges.isEmpty());

    // endpoints in DC2 should have primary ranges which also cover DC1
    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.4"));
    assertTrue(primaryRanges.size() == 2);
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("A"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));

    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.5"));
    assertTrue(primaryRanges.size() == 2);
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
}
开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:39，代码来源:StorageServiceServerTest.java

示例2: testLargeCluster

import org.apache.cassandra.dht.StringToken; //导入依赖的package包/类
@Test
public void testLargeCluster() throws UnknownHostException, ConfigurationException
{
    int[] dcRacks = new int[]{2, 4, 8};
    int[] dcEndpoints = new int[]{128, 256, 512};
    int[] dcReplication = new int[]{2, 6, 6};

    IEndpointSnitch snitch = new RackInferringSnitch();
    DatabaseDescriptor.setEndpointSnitch(snitch);
    TokenMetadata metadata = new TokenMetadata();
    Map<String, String> configOptions = new HashMap<String, String>();
    Multimap<InetAddress, Token> tokens = HashMultimap.create();

    int totalRF = 0;
    for (int dc = 0; dc < dcRacks.length; ++dc)
    {
        totalRF += dcReplication[dc];
        configOptions.put(Integer.toString(dc), Integer.toString(dcReplication[dc]));
        for (int rack = 0; rack < dcRacks[dc]; ++rack)
        {
            for (int ep = 1; ep <= dcEndpoints[dc]/dcRacks[dc]; ++ep)
            {
                byte[] ipBytes = new byte[]{10, (byte)dc, (byte)rack, (byte)ep};
                InetAddress address = InetAddress.getByAddress(ipBytes);
                StringToken token = new StringToken(String.format("%02x%02x%02x", ep, rack, dc));
                logger.debug("adding node " + address + " at " + token);
                tokens.put(address, token);
            }
        }
    }
    metadata.updateNormalTokens(tokens);

    NetworkTopologyStrategy strategy = new NetworkTopologyStrategy(keyspaceName, metadata, snitch, configOptions);

    for (String testToken : new String[]{"123456", "200000", "000402", "ffffff", "400200"})
    {
        List<InetAddress> endpoints = strategy.calculateNaturalEndpoints(new StringToken(testToken), metadata);
        Set<InetAddress> epSet = new HashSet<InetAddress>(endpoints);

        Assert.assertEquals(totalRF, endpoints.size());
        Assert.assertEquals(totalRF, epSet.size());
        logger.debug(testToken + ": " + endpoints.toString());
    }
}
开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:45，代码来源:NetworkTopologyStrategyTest.java

示例3: tokenFactory

import org.apache.cassandra.dht.StringToken; //导入依赖的package包/类
public void tokenFactory(TokenMetadata metadata, String token, byte[] bytes) throws UnknownHostException
{
    Token token1 = new StringToken(token);
    InetAddress add1 = InetAddress.getByAddress(bytes);
    metadata.updateNormalToken(token1, add1);
}
开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:7，代码来源:NetworkTopologyStrategyTest.java

示例4: testPrimaryRangeForEndpointWithinDCWithNetworkTopologyStrategy

import org.apache.cassandra.dht.StringToken; //导入依赖的package包/类
@Test
public void testPrimaryRangeForEndpointWithinDCWithNetworkTopologyStrategy() throws Exception
{
    TokenMetadata metadata = StorageService.instance.getTokenMetadata();
    metadata.clearUnsafe();

    // DC1
    metadata.updateNormalToken(new StringToken("A"), InetAddress.getByName("127.0.0.1"));
    metadata.updateNormalToken(new StringToken("C"), InetAddress.getByName("127.0.0.2"));

    // DC2
    metadata.updateNormalToken(new StringToken("B"), InetAddress.getByName("127.0.0.4"));
    metadata.updateNormalToken(new StringToken("D"), InetAddress.getByName("127.0.0.5"));

    Map<String, String> configOptions = new HashMap<>();
    configOptions.put("DC1", "1");
    configOptions.put("DC2", "1");

    Keyspace.clear("Keyspace1");
    KSMetaData meta = KSMetaData.newKeyspace("Keyspace1", "NetworkTopologyStrategy", configOptions, false);
    Schema.instance.setKeyspaceDefinition(meta);

    Collection<Range<Token>> primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name,
                                                                                                        InetAddress.getByName("127.0.0.1"));
    assertEquals(2, primaryRanges.size());
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("A"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));

    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.2"));
    assertEquals(2, primaryRanges.size());
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));

    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.4"));
    assertEquals(2, primaryRanges.size());
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("A"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));

    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.5"));
    assertEquals(2, primaryRanges.size());
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
}
开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:44，代码来源:StorageServiceServerTest.java

示例5: testPrimaryRangeForEndpointWithinDCWithVnodes

import org.apache.cassandra.dht.StringToken; //导入依赖的package包/类
@Test
public void testPrimaryRangeForEndpointWithinDCWithVnodes() throws Exception
{
    TokenMetadata metadata = StorageService.instance.getTokenMetadata();
    metadata.clearUnsafe();

    // DC1
    Multimap<InetAddress, Token> dc1 = HashMultimap.create();
    dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("A"));
    dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("E"));
    dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("H"));
    dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("C"));
    dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("I"));
    dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("J"));
    metadata.updateNormalTokens(dc1);

    // DC2
    Multimap<InetAddress, Token> dc2 = HashMultimap.create();
    dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("B"));
    dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("G"));
    dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("L"));
    dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("D"));
    dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("F"));
    dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("K"));
    metadata.updateNormalTokens(dc2);

    Map<String, String> configOptions = new HashMap<>();
    configOptions.put("DC1", "1");
    configOptions.put("DC2", "2");

    Keyspace.clear("Keyspace1");
    KSMetaData meta = KSMetaData.newKeyspace("Keyspace1", "NetworkTopologyStrategy", configOptions, false);
    Schema.instance.setKeyspaceDefinition(meta);

    // endpoints in DC1 should have primary ranges which also cover DC2
    Collection<Range<Token>> primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.1"));
    assertEquals(8, primaryRanges.size());
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("J"), new StringToken("K"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("K"), new StringToken("L"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("L"), new StringToken("A"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("E"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("E"), new StringToken("F"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("F"), new StringToken("G"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("G"), new StringToken("H"))));

    // endpoints in DC1 should have primary ranges which also cover DC2
    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.2"));
    assertEquals(4, primaryRanges.size());
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("H"), new StringToken("I"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("I"), new StringToken("J"))));

    // endpoints in DC2 should have primary ranges which also cover DC1
    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.4"));
    assertEquals(4, primaryRanges.size());
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("F"), new StringToken("G"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("K"), new StringToken("L"))));
    // because /127.0.0.4 holds token "B" which is the next to token "A" from /127.0.0.1,
    // the node covers range (L, A]
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("L"), new StringToken("A"))));

    primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.5"));
    assertTrue(primaryRanges.size() == 8);
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("E"), new StringToken("F"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("J"), new StringToken("K"))));
    // ranges from /127.0.0.1
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("E"))));
    // the next token to "H" in DC2 is "K" in /127.0.0.5, so (G, H] goes to /127.0.0.5
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("G"), new StringToken("H"))));
    // ranges from /127.0.0.2
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("H"), new StringToken("I"))));
    assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("I"), new StringToken("J"))));
}
开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:79，代码来源:StorageServiceServerTest.java

示例6: testLargeCluster

import org.apache.cassandra.dht.StringToken; //导入依赖的package包/类
@Test
public void testLargeCluster() throws UnknownHostException, ConfigurationException
{
    int[] dcRacks = new int[]{2, 4, 8};
    int[] dcEndpoints = new int[]{128, 256, 512};
    int[] dcReplication = new int[]{2, 6, 6};

    IEndpointSnitch snitch = new RackInferringSnitch();
    DatabaseDescriptor.setEndpointSnitch(snitch);
    TokenMetadata metadata = new TokenMetadata();
    Map<String, String> configOptions = new HashMap<String, String>();
    Multimap<InetAddress, Token> tokens = HashMultimap.create();

    int totalRF = 0;
    for (int dc = 0; dc < dcRacks.length; ++dc)
    {
        totalRF += dcReplication[dc];
        configOptions.put(Integer.toString(dc), Integer.toString(dcReplication[dc]));
        for (int rack = 0; rack < dcRacks[dc]; ++rack)
        {
            for (int ep = 1; ep <= dcEndpoints[dc]/dcRacks[dc]; ++ep)
            {
                byte[] ipBytes = new byte[]{10, (byte)dc, (byte)rack, (byte)ep};
                InetAddress address = InetAddress.getByAddress(ipBytes);
                StringToken token = new StringToken(String.format("%02x%02x%02x", ep, rack, dc));
                logger.debug("adding node {} at {}", address, token);
                tokens.put(address, token);
            }
        }
    }
    metadata.updateNormalTokens(tokens);

    NetworkTopologyStrategy strategy = new NetworkTopologyStrategy(keyspaceName, metadata, snitch, configOptions);

    for (String testToken : new String[]{"123456", "200000", "000402", "ffffff", "400200"})
    {
        List<InetAddress> endpoints = strategy.calculateNaturalEndpoints(new StringToken(testToken), metadata);
        Set<InetAddress> epSet = new HashSet<InetAddress>(endpoints);

        Assert.assertEquals(totalRF, endpoints.size());
        Assert.assertEquals(totalRF, epSet.size());
        logger.debug("{}: {}", testToken, endpoints);
    }
}
开发者ID:daidong，项目名称:GraphTrek，代码行数:45，代码来源:NetworkTopologyStrategyTest.java

示例7: testLargeCluster

import org.apache.cassandra.dht.StringToken; //导入依赖的package包/类
@Test
public void testLargeCluster() throws UnknownHostException, ConfigurationException
{
    int[] dcRacks = new int[]{2, 4, 8};
    int[] dcEndpoints = new int[]{128, 256, 512};
    int[] dcReplication = new int[]{2, 6, 6};

    IEndpointSnitch snitch = new RackInferringSnitch();
    DatabaseDescriptor.setEndpointSnitch(snitch);
    TokenMetadata metadata = new TokenMetadata();
    Map<String, String> configOptions = new HashMap<String, String>();
    Multimap<InetAddress, Token> tokens = HashMultimap.create();

    int totalRF = 0;
    for (int dc = 0; dc < dcRacks.length; ++dc)
    {
        totalRF += dcReplication[dc];
        configOptions.put(Integer.toString(dc), Integer.toString(dcReplication[dc]));
        for (int rack = 0; rack < dcRacks[dc]; ++rack)
        {
            for (int ep = 1; ep <= dcEndpoints[dc]/dcRacks[dc]; ++ep)
            {
                byte[] ipBytes = new byte[]{10, (byte)dc, (byte)rack, (byte)ep};
                InetAddress address = InetAddress.getByAddress(ipBytes);
                StringToken token = new StringToken(String.format("%02x%02x%02x", ep, rack, dc));
                logger.debug("adding node " + address + " at " + token);
                tokens.put(address, token);
            }
        }
    }
    metadata.updateNormalTokens(tokens);

    NetworkTopologyStrategy strategy = new NetworkTopologyStrategy(table, metadata, snitch, configOptions);

    for (String testToken : new String[]{"123456", "200000", "000402", "ffffff", "400200"})
    {
        List<InetAddress> endpoints = strategy.calculateNaturalEndpoints(new StringToken(testToken), metadata);
        Set<InetAddress> epSet = new HashSet<InetAddress>(endpoints);

        Assert.assertEquals(totalRF, endpoints.size());
        Assert.assertEquals(totalRF, epSet.size());
        logger.debug(testToken + ": " + endpoints.toString());
    }
}
开发者ID:dprguiuc，项目名称:Cassandra-Wasef，代码行数:45，代码来源:NetworkTopologyStrategyTest.java


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