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https://issues.apache.org/jira/browse/CAMEL-7488?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14027532#comment-14027532
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Sven Nold edited comment on CAMEL-7488 at 6/11/14 8:13 AM:
-----------------------------------------------------------
Hi Willem,
I already had that setting enabled, but even with 2.13-SNAPSHOT no luck.
If you enable tracing you can see lines like:
[pache.camel.spring.Main.main()] CamelContextFactoryBean INFO Bridging
Camel and Spring property placeholder configurer with id:
bridgePropertyPlaceHolder
[pache.camel.spring.Main.main()] SpringCamelContext DEBUG Using
ComponentResolver: org.apache.camel.impl.DefaultComponentResolver@70ff4bfb to
resolve component with name: properties
[pache.camel.spring.Main.main()] DefaultListableBeanFactory TRACE No bean
named 'properties' found in
org.springframework.beans.factory.support.DefaultListableBeanFactory@4b37f3f9:
defining beans
[ag.isb.camel.Constants.CONSTANT_1,bridgePropertyPlaceHolder,template,consumerTemplate,camel-1:beanPostProcessor,camel-1];
root of factory hierarchy
[pache.camel.spring.Main.main()] DefaultComponentResolver DEBUG Found
component: properties in registry: null
[pache.camel.spring.Main.main()] ObjectHelper TRACE Loading
class: org.apache.camel.component.properties.PropertiesComponent using
classloader: java.net.URLClassLoader@154f6189
[pache.camel.spring.Main.main()] DefaultComponentResolver DEBUG Found
component: properties via type:
org.apache.camel.component.properties.PropertiesComponent via:
META-INF/services/org/apache/camel/component/properties
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG Creating
instance of bean 'org.apache.camel.component.properties.PropertiesComponent'
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG Returning
cached instance of singleton bean 'ag.isb.camel.Constants.CONSTANT_1'
[pache.camel.spring.Main.main()] DefaultCamelBeanPostProcessor TRACE Camel
bean processing after initialization for bean: ag.isb.camel.Constants.CONSTANT_1
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG
Autowiring by type from bean name
'org.apache.camel.component.properties.PropertiesComponent' via constructor to
bean named 'ag.isb.camel.Constants.CONSTANT_1'
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG Returning
cached instance of singleton bean 'ag.isb.camel.Constants.CONSTANT_1'
[pache.camel.spring.Main.main()] DefaultCamelBeanPostProcessor TRACE Camel
bean processing after initialization for bean: ag.isb.camel.Constants.CONSTANT_1
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG
*Autowiring by type from bean name
'org.apache.camel.component.properties.PropertiesComponent' via constructor to
bean named 'ag.isb.camel.Constants.CONSTANT_1'*
[pache.camel.spring.Main.main()] DefaultCamelBeanPostProcessor TRACE Camel
bean processing before initialization for bean:
org.apache.camel.component.properties.PropertiesComponent
Why is it doing that?
was (Author: svennold):
Hi Willem,
I already had that setting enabled, but even with 2.13-SNAPSHOT no luck.
If you enable tracing you can see lines like:
[pache.camel.spring.Main.main()] CamelContextFactoryBean INFO Bridging
Camel and Spring property placeholder configurer with id:
bridgePropertyPlaceHolder
[pache.camel.spring.Main.main()] SpringCamelContext DEBUG Using
ComponentResolver: org.apache.camel.impl.DefaultComponentResolver@70ff4bfb to
resolve component with name: properties
[pache.camel.spring.Main.main()] DefaultListableBeanFactory TRACE No bean
named 'properties' found in
org.springframework.beans.factory.support.DefaultListableBeanFactory@4b37f3f9:
defining beans
[ag.isb.camel.Constants.CONSTANT_1,bridgePropertyPlaceHolder,template,consumerTemplate,camel-1:beanPostProcessor,camel-1];
root of factory hierarchy
[pache.camel.spring.Main.main()] DefaultComponentResolver DEBUG Found
component: properties in registry: null
[pache.camel.spring.Main.main()] ObjectHelper TRACE Loading
class: org.apache.camel.component.properties.PropertiesComponent using
classloader: java.net.URLClassLoader@154f6189
[pache.camel.spring.Main.main()] DefaultComponentResolver DEBUG Found
component: properties via type:
org.apache.camel.component.properties.PropertiesComponent via:
META-INF/services/org/apache/camel/component/properties
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG Creating
instance of bean 'org.apache.camel.component.properties.PropertiesComponent'
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG Returning
cached instance of singleton bean 'ag.isb.camel.Constants.CONSTANT_1'
[pache.camel.spring.Main.main()] DefaultCamelBeanPostProcessor TRACE Camel
bean processing after initialization for bean: ag.isb.camel.Constants.CONSTANT_1
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG
Autowiring by type from bean name
'org.apache.camel.component.properties.PropertiesComponent' via constructor to
bean named 'ag.isb.camel.Constants.CONSTANT_1'
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG Returning
cached instance of singleton bean 'ag.isb.camel.Constants.CONSTANT_1'
[pache.camel.spring.Main.main()] DefaultCamelBeanPostProcessor TRACE Camel
bean processing after initialization for bean: ag.isb.camel.Constants.CONSTANT_1
[pache.camel.spring.Main.main()] DefaultListableBeanFactory DEBUG
*Autowiring by type from bean name
'org.apache.camel.component.properties.PropertiesComponent' via constructor to
bean named 'ag.isb.camel.Constants.CONSTANT_1'*
[pache.camel.spring.Main.main()] DefaultCamelBeanPostProcessor TRACE Camel
bean processing before initialization for bean:
org.apache.camel.component.properties.PropertiesComponent
> PropertiesComponent gets initialized by util:constant
> -----------------------------------------------------
>
> Key: CAMEL-7488
> URL: https://issues.apache.org/jira/browse/CAMEL-7488
> Project: Camel
> Issue Type: Bug
> Components: camel-core, camel-spring
> Affects Versions: 2.13.0, 2.13.1
> Reporter: Sven Nold
> Assignee: Willem Jiang
> Attachments: camel-test.zip
>
>
> Using BridgePropertyPlaceholderConfigurer & Spring util constant namespace
> to reference a static field, the Properties Component gets initialized with
> this constant.
> {code:xml|title=camelContext.xml }
> <util:constant static-field="anypackage.CONSTANT_1"/>
> <bean id="bridgePropertyPlaceHolder"
> class="org.apache.camel.spring.spi.BridgePropertyPlaceholderConfigurer">
> <property name="locations">
> <list>
> <value>classpath:test.properties</value>
> </list>
> </property>
> </bean>
> <camel:camelContext xmlns="http://camel.apache.org/schema/spring";>
> <camel:route>
> <camel:from uri="direct://ignore" />
> <camel:setBody>
> <camel:simple>{{testProperty}}</camel:simple>
> </camel:setBody>
> <camel:to uri="mock://ignore" />
> </camel:route>
> </camel:camelContext>
> {code}
> Will produce following Stacktrace (constant contained '>>This will be loaded
> as location; but I am simply a constant<<'):
> {noformat}
> Caused by: java.io.FileNotFoundException: Properties file >>This will be
> loaded as location; but I am simply a constant<< not found in classpath
> at
> org.apache.camel.component.properties.DefaultPropertiesResolver.loadPropertiesFromClasspath(DefaultPropertiesResolver.java:96)
> at
> org.apache.camel.component.properties.DefaultPropertiesResolver.resolveProperties(DefaultPropertiesResolver.java:55)
> at
> org.apache.camel.spring.spi.BridgePropertyPlaceholderConfigurer.resolveProperties(BridgePropertyPlaceholderConfigurer.java:118)
> at
> org.apache.camel.component.properties.PropertiesComponent.parseUri(PropertiesComponent.java:131)
> at
> org.apache.camel.component.properties.PropertiesComponent.parseUri(PropertiesComponent.java:117)
> at
> org.apache.camel.impl.DefaultCamelContext.resolvePropertyPlaceholders(DefaultCamelContext.java:1223)
> at
> org.apache.camel.model.ProcessorDefinition.resolvePropertyPlaceholders(ProcessorDefinition.java:571)
> {noformat}
> My current workaround was to specify propertyPlaceholder with empty location
> in camelContext ...
> {code:xml|title=camelContext.xml }
> <!-- same as above -->
> <camel:camelContext xmlns="http://camel.apache.org/schema/spring";>
> <!-- location and id are mandatory -->
> <camel:propertyPlaceholder id="stupidMandatoryId" location=""/>
> <camel:route>
> <camel:from uri="direct://ignore" />
> <camel:setBody>
> <camel:simple>{{testProperty}}</camel:simple>
> </camel:setBody>
> <camel:to uri="mock://ignore" />
> </camel:route>
> </camel:camelContext>
> {code}
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