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Merge pull request #311 from robbugh/master

Evict GrailsParameterMap objects before building flow execution url
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commit 3d1a7c801f64ed739a2240abebf4a3aea673b1ee 2 parents 0c48cce + 4e5e714
@graemerocher graemerocher authored
13 ...s-webflow/src/main/groovy/org/codehaus/groovy/grails/webflow/context/servlet/GrailsFlowUrlHandler.groovy
@@ -29,6 +29,7 @@ import org.codehaus.groovy.grails.web.mapping.UrlCreator
import org.codehaus.groovy.grails.web.mapping.UrlMappingsHolder
import org.codehaus.groovy.grails.web.servlet.GrailsApplicationAttributes
import org.codehaus.groovy.grails.web.servlet.mvc.GrailsWebRequest
+import org.codehaus.groovy.grails.web.servlet.mvc.GrailsParameterMap
import org.codehaus.groovy.grails.webflow.execution.GrailsFlowExecutorImpl
@@ -54,7 +55,17 @@ class GrailsFlowUrlHandler extends DefaultFlowUrlHandler implements ApplicationC
def newParams = [execution:flowExecutionKey]
for (entry in params) {
def key = entry.key
- if (key instanceof String) {
+ if (entry.value instanceof GrailsParameterMap) {
+ // GrailsParameterMap objects in the GrailsWebRequest parameters are synthetically created
+ // and added when the "params" attribute (of a redirect call in a controller, for instance)
+ // contains structured keys, e.g., "params: ['': 123]". In this case a new
+ // GrailsParameterMap object will be created and added to the controller's params map
+ // with the key/value, customer: [id:123]. These synthetic GrailsParameterMap parameters
+ // should not be included in the resulting flow execution URL as they can interfere
+ // with the original parameters, '' in this case, when the flow execution URL
+ // is parsed by the flow execution engine.
+ continue
+ } else if (key instanceof String) {
if (key.startsWith("_event") || key == 'execution') continue
newParams[key] = entry.value
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