本文整理汇总了Java中org.apache.cassandra.locator.TokenMetadata.getEndpoint方法的典型用法代码示例。如果您正苦于以下问题:Java TokenMetadata.getEndpoint方法的具体用法?Java TokenMetadata.getEndpoint怎么用?Java TokenMetadata.getEndpoint使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.cassandra.locator.TokenMetadata
的用法示例。
在下文中一共展示了TokenMetadata.getEndpoint方法的6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: adjustForCrossDatacenterClashes
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
private static Collection<Token> adjustForCrossDatacenterClashes(final TokenMetadata tokenMetadata,
StrategyAdapter strategy, Collection<Token> tokens)
{
List<Token> filtered = Lists.newArrayListWithCapacity(tokens.size());
for (Token t : tokens)
{
while (tokenMetadata.getEndpoint(t) != null)
{
InetAddress other = tokenMetadata.getEndpoint(t);
if (strategy.inAllocationRing(other))
throw new ConfigurationException(String.format("Allocated token %s already assigned to node %s. Is another node also allocating tokens?", t, other));
t = t.increaseSlightly();
}
filtered.add(t);
}
return filtered;
}
示例2: getBootstrapTokens
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
/**
* if initialtoken was specified, use that (split on comma).
* otherwise, if num_tokens == 1, pick a token to assume half the load of the most-loaded node.
* else choose num_tokens tokens at random
*/
public static Collection<Token> getBootstrapTokens(final TokenMetadata metadata) throws ConfigurationException
{
Collection<String> initialTokens = DatabaseDescriptor.getInitialTokens();
// if user specified tokens, use those
if (initialTokens.size() > 0)
{
logger.debug("tokens manually specified as {}", initialTokens);
List<Token> tokens = new ArrayList<Token>(initialTokens.size());
for (String tokenString : initialTokens)
{
Token token = StorageService.getPartitioner().getTokenFactory().fromString(tokenString);
if (metadata.getEndpoint(token) != null)
throw new ConfigurationException("Bootstrapping to existing token " + tokenString + " is not allowed (decommission/removenode the old node first).");
tokens.add(token);
}
return tokens;
}
int numTokens = DatabaseDescriptor.getNumTokens();
if (numTokens < 1)
throw new ConfigurationException("num_tokens must be >= 1");
if (numTokens == 1)
logger.warn("Picking random token for a single vnode. You should probably add more vnodes; failing that, you should probably specify the token manually");
return getRandomTokens(metadata, numTokens);
}
示例3: getRandomTokens
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
public static Collection<Token> getRandomTokens(TokenMetadata metadata, int numTokens)
{
Set<Token> tokens = new HashSet<Token>(numTokens);
while (tokens.size() < numTokens)
{
Token token = StorageService.getPartitioner().getRandomToken();
if (metadata.getEndpoint(token) == null)
tokens.add(token);
}
return tokens;
}
示例4: getBootstrapTokens
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
/**
* if initialtoken was specified, use that (split on comma).
* otherwise, if num_tokens == 1, pick a token to assume half the load of the most-loaded node.
* else choose num_tokens tokens at random
*/
public static Collection<Token> getBootstrapTokens(final TokenMetadata metadata, Map<InetAddress, Double> load) throws ConfigurationException
{
Collection<String> initialTokens = DatabaseDescriptor.getInitialTokens();
// if user specified tokens, use those
if (initialTokens.size() > 0)
{
logger.debug("tokens manually specified as {}", initialTokens);
List<Token> tokens = new ArrayList<Token>(initialTokens.size());
for (String tokenString : initialTokens)
{
Token token = StorageService.getPartitioner().getTokenFactory().fromString(tokenString);
if (metadata.getEndpoint(token) != null)
throw new ConfigurationException("Bootstraping to existing token " + tokenString + " is not allowed (decommission/removetoken the old node first).");
tokens.add(token);
}
return tokens;
}
int numTokens = DatabaseDescriptor.getNumTokens();
if (numTokens < 1)
throw new ConfigurationException("num_tokens must be >= 1");
if (numTokens == 1)
logger.warn("Picking random token for a single vnode. You should probably add more vnodes; failing that, you should probably specify the token manually");
return getRandomTokens(metadata, numTokens);
}
示例5: getSpecifiedTokens
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
private static Collection<Token> getSpecifiedTokens(final TokenMetadata metadata,
Collection<String> initialTokens)
{
logger.trace("tokens manually specified as {}", initialTokens);
List<Token> tokens = new ArrayList<>(initialTokens.size());
for (String tokenString : initialTokens)
{
Token token = metadata.partitioner.getTokenFactory().fromString(tokenString);
if (metadata.getEndpoint(token) != null)
throw new ConfigurationException("Bootstrapping to existing token " + tokenString + " is not allowed (decommission/removenode the old node first).");
tokens.add(token);
}
return tokens;
}
示例6: getRandomTokens
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
public static Collection<Token> getRandomTokens(TokenMetadata metadata, int numTokens)
{
Set<Token> tokens = new HashSet<>(numTokens);
while (tokens.size() < numTokens)
{
Token token = metadata.partitioner.getRandomToken();
if (metadata.getEndpoint(token) == null)
tokens.add(token);
}
return tokens;
}