org.apache.camel.util
Class CamelContextHelper

java.lang.Object
  org.apache.camel.util.CamelContextHelper

public final class CamelContextHelper
extends Object

A number of helper methods

Version:

Method Summary

static <T> T	convertTo(CamelContext context, Class<T> type, Object value) Converts the given value to the requested type
static Endpoint	getEndpointInjection(CamelContext camelContext, String uri, String ref, String injectionPointName, boolean mandatory) Evaluates the @EndpointInject annotation using the given context
static Endpoint	getMandatoryEndpoint(CamelContext camelContext, String uri) Returns the mandatory endpoint for the given URI or the NoSuchEndpointException is thrown
static <T extends Endpoint> T	getMandatoryEndpoint(CamelContext camelContext, String uri, Class<T> type) Returns the mandatory endpoint for the given URI and type or the NoSuchEndpointException is thrown
static int	getMaximumCachePoolSize(CamelContext camelContext) Gets the maximum cache pool size.
static int	getMaximumEndpointCacheSize(CamelContext camelContext) Gets the maximum endpoint cache size.
static Object	lookup(CamelContext context, String name) Look up the given named bean in the Registry on the CamelContext
static <T> T	lookup(CamelContext context, String name, Class<T> beanType) Look up the given named bean of the given type in the Registry on the CamelContext
static <T> T	mandatoryConvertTo(CamelContext context, Class<T> type, Object value) Converts the given value to the specified type throwing an IllegalArgumentException if the value could not be converted to a non null value
static Object	mandatoryLookup(CamelContext context, String name) Look up the given named bean in the Registry on the CamelContext or throws NoSuchBeanException if not found.
static <T> T	mandatoryLookup(CamelContext context, String name, Class<T> beanType) Look up the given named bean of the given type in the Registry on the CamelContext or throws NoSuchBeanException if not found.
static <T> T	newInstance(CamelContext context, Class<T> beanType) Creates a new instance of the given type using the Injector on the given CamelContext
static Boolean	parseBoolean(CamelContext camelContext, String text) Parses the given text and converts it to an Boolean and handling property placeholders as well
static Double	parseDouble(CamelContext camelContext, String text) Parses the given text and converts it to a Double and handling property placeholders as well
static Integer	parseInteger(CamelContext camelContext, String text) Parses the given text and converts it to an Integer and handling property placeholders as well
static Long	parseLong(CamelContext camelContext, String text) Parses the given text and converts it to an Long and handling property placeholders as well
static String	parseText(CamelContext camelContext, String text) Parses the given text and handling property placeholders as well

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getMandatoryEndpoint

public static Endpoint getMandatoryEndpoint(CamelContext camelContext,
                                            String uri)
                                     throws NoSuchEndpointException

Returns the mandatory endpoint for the given URI or the NoSuchEndpointException is thrown

Throws:

NoSuchEndpointException

getMandatoryEndpoint

public static <T extends Endpoint> T getMandatoryEndpoint(CamelContext camelContext,
                                                          String uri,
                                                          Class<T> type)

Returns the mandatory endpoint for the given URI and type or the NoSuchEndpointException is thrown

convertTo

public static <T> T convertTo(CamelContext context,
                              Class<T> type,
                              Object value)

Converts the given value to the requested type

mandatoryConvertTo

public static <T> T mandatoryConvertTo(CamelContext context,
                                       Class<T> type,
                                       Object value)

Converts the given value to the specified type throwing an IllegalArgumentException if the value could not be converted to a non null value

newInstance

public static <T> T newInstance(CamelContext context,
                                Class<T> beanType)

Creates a new instance of the given type using the Injector on the given CamelContext

lookup

public static Object lookup(CamelContext context,
                            String name)

Look up the given named bean in the Registry on the CamelContext

lookup

public static <T> T lookup(CamelContext context,
                           String name,
                           Class<T> beanType)

Look up the given named bean of the given type in the Registry on the CamelContext

mandatoryLookup

public static Object mandatoryLookup(CamelContext context,
                                     String name)

Look up the given named bean in the Registry on the CamelContext or throws NoSuchBeanException if not found.

mandatoryLookup

public static <T> T mandatoryLookup(CamelContext context,
                                    String name,
                                    Class<T> beanType)

Look up the given named bean of the given type in the Registry on the CamelContext or throws NoSuchBeanException if not found.

getEndpointInjection

public static Endpoint getEndpointInjection(CamelContext camelContext,
                                            String uri,
                                            String ref,
                                            String injectionPointName,
                                            boolean mandatory)

Evaluates the @EndpointInject annotation using the given context

getMaximumCachePoolSize

public static int getMaximumCachePoolSize(CamelContext camelContext)
                                   throws IllegalArgumentException

Gets the maximum cache pool size.

Will use the property set on CamelContext with the key Exchange.MAXIMUM_CACHE_POOL_SIZE. If no property has been set, then it will fallback to return a size of 1000.

Parameters:

camelContext - the camel context

Returns:

the maximum cache size

Throws:

IllegalArgumentException - is thrown if the property is illegal

getMaximumEndpointCacheSize

public static int getMaximumEndpointCacheSize(CamelContext camelContext)
                                       throws IllegalArgumentException

Gets the maximum endpoint cache size.

Will use the property set on CamelContext with the key Exchange.MAXIMUM_ENDPOINT_CACHE_SIZE. If no property has been set, then it will fallback to return a size of 1000.

Parameters:

camelContext - the camel context

Returns:

the maximum cache size

Throws:

IllegalArgumentException - is thrown if the property is illegal

parseText

public static String parseText(CamelContext camelContext,
                               String text)
                        throws Exception

Parses the given text and handling property placeholders as well

Parameters:

camelContext - the camel context

text - the text

Returns:

the parsed text, or null if the text was null

Throws:

Exception - is thrown if illegal argument

parseInteger

public static Integer parseInteger(CamelContext camelContext,
                                   String text)
                            throws Exception

Parses the given text and converts it to an Integer and handling property placeholders as well

Parameters:

camelContext - the camel context

text - the text

Returns:

the integer vale, or null if the text was null

Throws:

Exception - is thrown if illegal argument or type conversion not possible

parseLong

public static Long parseLong(CamelContext camelContext,
                             String text)
                      throws Exception

Parses the given text and converts it to an Long and handling property placeholders as well

Parameters:

camelContext - the camel context

text - the text

Returns:

the long vale, or null if the text was null

Throws:

Exception - is thrown if illegal argument or type conversion not possible

parseDouble

public static Double parseDouble(CamelContext camelContext,
                                 String text)
                          throws Exception

Parses the given text and converts it to a Double and handling property placeholders as well

Parameters:

camelContext - the camel context

text - the text

Returns:

the double vale, or null if the text was null

Throws:

Exception - is thrown if illegal argument or type conversion not possible

parseBoolean

public static Boolean parseBoolean(CamelContext camelContext,
                                   String text)
                            throws Exception

Parses the given text and converts it to an Boolean and handling property placeholders as well

Parameters:

camelContext - the camel context

text - the text

Returns:

the boolean vale, or null if the text was null

Throws:

Exception - is thrown if illegal argument or type conversion not possible