org.apache.camel.component.cassandra

Class CassandraEndpoint

java.lang.Object

org.apache.camel.support.service.BaseService

org.apache.camel.support.service.ServiceSupport

org.apache.camel.support.DefaultEndpoint

org.apache.camel.support.ScheduledPollEndpoint

org.apache.camel.component.cassandra.CassandraEndpoint

All Implemented Interfaces:

AutoCloseable, org.apache.camel.CamelContextAware, org.apache.camel.Endpoint, org.apache.camel.IsSingleton, org.apache.camel.Service, org.apache.camel.ShutdownableService, org.apache.camel.spi.HasId, org.apache.camel.StatefulService, org.apache.camel.SuspendableService

@UriEndpoint(firstVersion="2.15.0",
             scheme="cql",
             title="Cassandra CQL",
             syntax="cql:beanRef:hosts:port/keyspace",
             category={DATABASE,NOSQL})
public class CassandraEndpoint
extends org.apache.camel.support.ScheduledPollEndpoint

Integrate with Cassandra 2.0+ using the CQL3 API (not the Thrift API). Based on Cassandra Java Driver provided by DataStax.

Field Summary

Fields inherited from class org.apache.camel.support.service.BaseService

BUILT, FAILED, INITIALIZED, INITIALIZING, lock, NEW, SHUTDOWN, SHUTTING_DOWN, STARTED, STARTING, status, STOPPED, STOPPING, SUSPENDED, SUSPENDING

Constructor Summary

Constructors

Constructor and Description
CassandraEndpoint(String uri, CassandraComponent component, com.datastax.oss.driver.api.core.CqlSession session, String keyspace)
CassandraEndpoint(String endpointUri, org.apache.camel.Component component)

Method Summary

Modifier and Type	Method and Description
org.apache.camel.Consumer	createConsumer(org.apache.camel.Processor processor)
org.apache.camel.Producer	createProducer()
protected com.datastax.oss.driver.api.core.CqlSessionBuilder	createSessionBuilder()
protected void	doStart()
protected void	doStop()
protected void	fillMessage(com.datastax.oss.driver.api.core.cql.ResultSet resultSet, org.apache.camel.Message message) Copy ResultSet into Message.
String	getBean()
String	getBeanRef() Deprecated.
String	getClusterName()
com.datastax.oss.driver.api.core.ConsistencyLevel	getConsistencyLevel()
String	getCql()
String	getDatacenter()
String	getHosts()
String	getKeyspace()
String	getLoadBalancingPolicyClass() To use a specific LoadBalancingPolicyClass
String	getPassword()
Integer	getPort()
ResultSetConversionStrategy	getResultSetConversionStrategy()
com.datastax.oss.driver.api.core.CqlSession	getSession()
protected CassandraSessionHolder	getSessionHolder()
String	getUsername()
boolean	isPrepareStatements()
protected com.datastax.oss.driver.api.core.cql.PreparedStatement	prepareStatement() Create and configure a Prepared CQL statement
protected com.datastax.oss.driver.api.core.cql.PreparedStatement	prepareStatement(String cql) Create and configure a Prepared CQL statement
void	setBean(String beanRef) Instead of using a hostname:port, refer to an existing configured Session or Cluster from the Camel registry to be used.
void	setBeanRef(String beanRef) Deprecated.
void	setClusterName(String clusterName) Cluster name
void	setConsistencyLevel(com.datastax.oss.driver.api.core.DefaultConsistencyLevel consistencyLevel) Consistency level to use
void	setCql(String cql) CQL query to perform.
void	setDatacenter(String datacenter) Datacenter to use
void	setHosts(String hosts) Hostname(s) Cassandra server(s).
void	setKeyspace(String keyspace) Keyspace to use
void	setLoadBalancingPolicyClass(String loadBalancingPolicyClass)
void	setPassword(String password) Password for session authentication
void	setPort(Integer port) Port number of Cassandra server(s)
void	setPrepareStatements(boolean prepareStatements) Whether to use PreparedStatements or regular Statements
void	setResultSetConversionStrategy(ResultSetConversionStrategy resultSetConversionStrategy) To use a custom class that implements logic for converting ResultSet into message body ALL, ONE, LIMIT_10, LIMIT_100...
void	setSession(com.datastax.oss.driver.api.core.CqlSession session) To use the Session instance (you would normally not use this option)
void	setUsername(String username) Username for session authentication

Methods inherited from class org.apache.camel.support.ScheduledPollEndpoint

configureConsumer, configureProperties, configureScheduledPollConsumerProperties, doConfigureConsumer, getBackoffErrorThreshold, getBackoffIdleThreshold, getBackoffMultiplier, getDefaultDelay, getDelay, getInitialDelay, getPollStrategy, getRepeatCount, getRunLoggingLevel, getScheduledExecutorService, getScheduler, getSchedulerProperties, getTimeUnit, isGreedy, isSendEmptyMessageWhenIdle, isStartScheduler, isUseFixedDelay, setBackoffErrorThreshold, setBackoffIdleThreshold, setBackoffMultiplier, setDelay, setGreedy, setInitialDelay, setPollStrategy, setRepeatCount, setRunLoggingLevel, setScheduledExecutorService, setScheduler, setSchedulerProperties, setSendEmptyMessageWhenIdle, setStartScheduler, setTimeUnit, setUseFixedDelay

Methods inherited from class org.apache.camel.support.DefaultEndpoint

configureExchange, configurePollingConsumer, createAsyncProducer, createEndpointUri, createExchange, createExchange, createPollingConsumer, doInit, equals, getCamelContext, getComponent, getEndpointKey, getEndpointUri, getExceptionHandler, getExchangePattern, getId, getPollingConsumerBlockTimeout, getPollingConsumerQueueSize, hashCode, isAutowiredEnabled, isBridgeErrorHandler, isLazyStartProducer, isLenientProperties, isPollingConsumerBlockWhenFull, isPollingConsumerCopy, isSingleton, setAutowiredEnabled, setBridgeErrorHandler, setCamelContext, setComponent, setEndpointUri, setEndpointUriIfNotSpecified, setExceptionHandler, setExchangePattern, setLazyStartProducer, setPollingConsumerBlockTimeout, setPollingConsumerBlockWhenFull, setPollingConsumerCopy, setPollingConsumerQueueSize, setProperties, toString

Methods inherited from class org.apache.camel.support.service.BaseService

build, doBuild, doFail, doLifecycleChange, doResume, doShutdown, doSuspend, fail, getStatus, init, isBuild, isInit, isNew, isRunAllowed, isShutdown, isStarted, isStarting, isStartingOrStarted, isStopped, isStopping, isStoppingOrStopped, isSuspended, isSuspending, isSuspendingOrSuspended, resume, shutdown, start, stop, suspend

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.camel.Endpoint

getEndpointBaseUri, isSingletonProducer

Methods inherited from interface org.apache.camel.IsSingleton

test

Methods inherited from interface org.apache.camel.Service

build, close, init, start, stop

Methods inherited from interface org.apache.camel.CamelContextAware

trySetCamelContext

Methods inherited from interface org.apache.camel.StatefulService

getStatus, isRunAllowed, isStarted, isStarting, isStopped, isStopping, isSuspending

Methods inherited from interface org.apache.camel.SuspendableService

isSuspended, resume, suspend

Methods inherited from interface org.apache.camel.ShutdownableService

shutdown

Constructor Detail

CassandraEndpoint

public CassandraEndpoint(String endpointUri,
                         org.apache.camel.Component component)

CassandraEndpoint

public CassandraEndpoint(String uri,
                         CassandraComponent component,
                         com.datastax.oss.driver.api.core.CqlSession session,
                         String keyspace)

Method Detail

createProducer

public org.apache.camel.Producer createProducer()
                                         throws Exception

Throws:

Exception

createConsumer

public org.apache.camel.Consumer createConsumer(org.apache.camel.Processor processor)
                                         throws Exception

Throws:

Exception

doStart

protected void doStart()
                throws Exception

Overrides:

doStart in class org.apache.camel.support.ScheduledPollEndpoint

Throws:

Exception

doStop

protected void doStop()
               throws Exception

Overrides:

doStop in class org.apache.camel.support.ScheduledPollEndpoint

Throws:

Exception

getSessionHolder

protected CassandraSessionHolder getSessionHolder()

createSessionBuilder

protected com.datastax.oss.driver.api.core.CqlSessionBuilder createSessionBuilder()

prepareStatement

protected com.datastax.oss.driver.api.core.cql.PreparedStatement prepareStatement(String cql)

Create and configure a Prepared CQL statement

prepareStatement

protected com.datastax.oss.driver.api.core.cql.PreparedStatement prepareStatement()

Create and configure a Prepared CQL statement

fillMessage

protected void fillMessage(com.datastax.oss.driver.api.core.cql.ResultSet resultSet,
                           org.apache.camel.Message message)

Copy ResultSet into Message.

getBean

public String getBean()

setBean

public void setBean(String beanRef)

Instead of using a hostname:port, refer to an existing configured Session or Cluster from the Camel registry to be used.

getBeanRef

@Deprecated
public String getBeanRef()

Deprecated.

setBeanRef

@Deprecated
public void setBeanRef(String beanRef)

Deprecated.

getHosts

public String getHosts()

setHosts

public void setHosts(String hosts)

Hostname(s) Cassandra server(s). Multiple hosts can be separated by comma.

getPort

public Integer getPort()

setPort

public void setPort(Integer port)

Port number of Cassandra server(s)

getKeyspace

public String getKeyspace()

setKeyspace

public void setKeyspace(String keyspace)

Keyspace to use

getDatacenter

public String getDatacenter()

setDatacenter

public void setDatacenter(String datacenter)

Datacenter to use

getCql

public String getCql()

setCql

public void setCql(String cql)

CQL query to perform. Can be overridden with the message header with key CamelCqlQuery.

getSession

public com.datastax.oss.driver.api.core.CqlSession getSession()

setSession

public void setSession(com.datastax.oss.driver.api.core.CqlSession session)

To use the Session instance (you would normally not use this option)

getClusterName

public String getClusterName()

setClusterName

public void setClusterName(String clusterName)

Cluster name

getUsername

public String getUsername()

setUsername

public void setUsername(String username)

Username for session authentication

getPassword

public String getPassword()

setPassword

public void setPassword(String password)

Password for session authentication

getConsistencyLevel

public com.datastax.oss.driver.api.core.ConsistencyLevel getConsistencyLevel()

setConsistencyLevel

public void setConsistencyLevel(com.datastax.oss.driver.api.core.DefaultConsistencyLevel consistencyLevel)

Consistency level to use

getResultSetConversionStrategy

public ResultSetConversionStrategy getResultSetConversionStrategy()

setResultSetConversionStrategy

public void setResultSetConversionStrategy(ResultSetConversionStrategy resultSetConversionStrategy)

To use a custom class that implements logic for converting ResultSet into message body ALL, ONE, LIMIT_10, LIMIT_100...

isPrepareStatements

public boolean isPrepareStatements()

setPrepareStatements

public void setPrepareStatements(boolean prepareStatements)

Whether to use PreparedStatements or regular Statements

getLoadBalancingPolicyClass

public String getLoadBalancingPolicyClass()

To use a specific LoadBalancingPolicyClass

setLoadBalancingPolicyClass

public void setLoadBalancingPolicyClass(String loadBalancingPolicyClass)