org.apache.camel.support
Class LanguageSupport

java.lang.Object
  org.apache.camel.support.LanguageSupport

All Implemented Interfaces:

CamelContextAware, IsSingleton, Language

Direct Known Subclasses:

SimpleLanguage, XPathLanguage

public abstract class LanguageSupport
extends Object
implements Language, IsSingleton, CamelContextAware

Base language for Language implementations.

Field Summary

static String

RESOURCE

Constructor Summary

LanguageSupport()

Method Summary

CamelContext	getCamelContext() Get the CamelContext
boolean	isSingleton() Whether this class supports being singleton or not.
protected String	loadResource(String expression) Loads the resource if the given expression is referring to an external resource by using the syntax resource:scheme:uri.
void	setCamelContext(CamelContext camelContext) Injects the CamelContext

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.camel.spi.Language

createExpression, createPredicate

Field Detail

RESOURCE

public static final String RESOURCE

See Also:

Constant Field Values

Constructor Detail

LanguageSupport

public LanguageSupport()

Method Detail

getCamelContext

public CamelContext getCamelContext()

Description copied from interface: CamelContextAware

Get the CamelContext

Specified by:

getCamelContext in interface CamelContextAware

Returns:

camelContext the Camel context

setCamelContext

public void setCamelContext(CamelContext camelContext)

Description copied from interface: CamelContextAware

Injects the CamelContext

Specified by:

setCamelContext in interface CamelContextAware

Parameters:

camelContext - the Camel context

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.

loadResource

protected String loadResource(String expression)
                       throws ExpressionIllegalSyntaxException

Loads the resource if the given expression is referring to an external resource by using the syntax resource:scheme:uri. If the expression is not referring to a resource, then its returned as is.

For example resource:classpath:mygroovy.groovy to refer to a groovy script on the classpath.

Parameters:

expression - the expression

Returns:

the expression

Throws:

ExpressionIllegalSyntaxException - is thrown if error loading the resource