org.apache.camel.util.component

Class AbstractApiEndpoint<E extends ApiName,T>

java.lang.Object

org.apache.camel.support.ServiceSupport

org.apache.camel.impl.DefaultEndpoint

org.apache.camel.util.component.AbstractApiEndpoint<E,T>

All Implemented Interfaces:

CamelContextAware, Endpoint, IsSingleton, Service, ShutdownableService, HasId, StatefulService, SuspendableService, PropertiesInterceptor, PropertyNamesInterceptor

public abstract class AbstractApiEndpoint<E extends ApiName,T>
extends DefaultEndpoint
implements PropertyNamesInterceptor, PropertiesInterceptor

Abstract base class for API Component Endpoints.

Field Summary

Fields

Modifier and Type	Field and Description
protected E	apiName
protected T	configuration
protected String	inBody
protected org.slf4j.Logger	log
protected ApiMethodHelper<? extends ApiMethod>	methodHelper
protected String	methodName

Fields inherited from class org.apache.camel.support.ServiceSupport

shutdown, shuttingdown, started, starting, stopped, stopping, suspended, suspending

Constructor Summary

Constructors

Constructor and Description
AbstractApiEndpoint(String endpointUri, Component component, E apiName, String methodName, ApiMethodHelper<? extends ApiMethod> methodHelper, T endpointConfiguration)

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract void	afterConfigureProperties() Initialize proxies, create server connections, etc.
void	configureProperties(Map<String,Object> options) Configure properties on this endpoint.
E	getApiName() Returns API name.
abstract Object	getApiProxy(ApiMethod method, Map<String,Object> args) Returns an instance of an API Proxy based on apiName, method and args.
List<ApiMethod>	getCandidates() Returns candidate methods for this endpoint.
T	getConfiguration() Returns endpoint configuration object.
Map<String,Object>	getEndpointProperties()
Set<String>	getEndpointPropertyNames()
ExecutorService	getExecutorService()
String	getInBody() Returns name of parameter passed in the exchange In Body.
ApiMethodHelper<? extends ApiMethod>	getMethodHelper() Returns method helper.
String	getMethodName() Returns method name.
protected abstract ApiMethodPropertiesHelper<T>	getPropertiesHelper() Returns generated helper that extends ApiMethodPropertiesHelper to work with API properties.
protected abstract String	getThreadProfileName() Returns Thread profile name.
void	interceptProperties(Map<String,Object> properties) Intercept method invocation arguments used to find and invoke API method.
void	interceptPropertyNames(Set<String> propertyNames) Intercept property names used to find API Method.
boolean	isSingleton() Whether this class supports being singleton or not.
void	setInBody(String inBody) Sets the name of a parameter to be passed in the exchange In Body.

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

configureConsumer, configurePollingConsumer, createEndpointConfiguration, createEndpointUri, createExchange, createExchange, createExchange, createPollingConsumer, doStart, doStop, equals, getCamelContext, getComponent, getConsumerProperties, getEndpointConfiguration, getEndpointKey, getEndpointUri, getExchangePattern, getId, getPollingConsumerQueueSize, hashCode, isLenientProperties, isPollingConsumerBlockWhenFull, isSynchronous, setCamelContext, setConsumerProperties, setEndpointConfiguration, setEndpointUri, setEndpointUriIfNotSpecified, setExchangePattern, setPollingConsumerBlockWhenFull, setPollingConsumerQueueSize, setProperties, setSynchronous, toString

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

doResume, doShutdown, doSuspend, getStatus, getVersion, isRunAllowed, isStarted, isStarting, isStopped, isStopping, isStoppingOrStopped, isSuspended, isSuspending, 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

createConsumer, createProducer

Methods inherited from interface org.apache.camel.Service

start, stop

Field Detail

log

protected final org.slf4j.Logger log

apiName

protected final E extends ApiName apiName

methodName

protected final String methodName

methodHelper

protected final ApiMethodHelper<? extends ApiMethod> methodHelper

configuration

@UriParam
protected final T configuration

inBody

@UriParam
protected String inBody

Constructor Detail

AbstractApiEndpoint

public AbstractApiEndpoint(String endpointUri,
                   Component component,
                   E apiName,
                   String methodName,
                   ApiMethodHelper<? extends ApiMethod> methodHelper,
                   T endpointConfiguration)

Method Detail

isSingleton

public boolean isSingleton()

Description copied from interface: IsSingleton

Whether this class supports being singleton or not.

Specified by:

isSingleton in interface IsSingleton

Returns:

true to be a single shared instance, false to create new instances.

getPropertiesHelper

protected abstract ApiMethodPropertiesHelper<T> getPropertiesHelper()

Returns generated helper that extends ApiMethodPropertiesHelper to work with API properties.

Returns:

properties helper.

configureProperties

public void configureProperties(Map<String,Object> options)

Description copied from interface: Endpoint

Configure properties on this endpoint.

Specified by:

configureProperties in interface Endpoint

Overrides:

configureProperties in class DefaultEndpoint

Parameters:

options - the options (properties)

afterConfigureProperties

protected abstract void afterConfigureProperties()

Initialize proxies, create server connections, etc. after endpoint properties have been configured.

interceptPropertyNames

public void interceptPropertyNames(Set<String> propertyNames)

Description copied from interface: PropertyNamesInterceptor

Intercept property names used to find API Method. Used to add any custom/hidden method arguments, which MUST be provided in interceptProperties() override.

Specified by:

interceptPropertyNames in interface PropertyNamesInterceptor

Parameters:

propertyNames - argument names.

interceptProperties

public void interceptProperties(Map<String,Object> properties)

Description copied from interface: PropertiesInterceptor

Intercept method invocation arguments used to find and invoke API method. Can be overridden to add custom/hidden method arguments.

Specified by:

interceptProperties in interface PropertiesInterceptor

Parameters:

properties - method invocation arguments.

getConfiguration

public final T getConfiguration()

Returns endpoint configuration object. One of the generated *EndpointConfiguration classes that extends component configuration class.

Returns:

endpoint configuration object

getApiName

public final E getApiName()

Returns API name.

Returns:

apiName property.

getMethodName

public final String getMethodName()

Returns method name.

Returns:

methodName property.

getMethodHelper

public final ApiMethodHelper<? extends ApiMethod> getMethodHelper()

Returns method helper.

Returns:

methodHelper property.

getCandidates

public final List<ApiMethod> getCandidates()

Returns candidate methods for this endpoint.

Returns:

list of candidate methods.

getInBody

public final String getInBody()

Returns name of parameter passed in the exchange In Body.

Returns:

inBody property.

setInBody

public final void setInBody(String inBody)
                     throws IllegalArgumentException

Sets the name of a parameter to be passed in the exchange In Body.

Parameters:

inBody - parameter name

Throws:

IllegalArgumentException - for invalid parameter name.

getEndpointPropertyNames

public final Set<String> getEndpointPropertyNames()

getEndpointProperties

public final Map<String,Object> getEndpointProperties()

getApiProxy

public abstract Object getApiProxy(ApiMethod method,
                 Map<String,Object> args)

Returns an instance of an API Proxy based on apiName, method and args. Called by AbstractApiConsumer or AbstractApiProducer.

Parameters:

method - method about to be invoked

args - method arguments

Returns:

a Java object that implements the method to be invoked.

See Also:

AbstractApiProducer, AbstractApiConsumer

getExecutorService

public final ExecutorService getExecutorService()

getThreadProfileName

protected abstract String getThreadProfileName()

Returns Thread profile name. Generated as a constant THREAD_PROFILE_NAME in *Constants.

Returns:

thread profile name to use.