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File connector list operation matchingPattern default value is incorrect #4044

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KalinduGandara opened this issue Feb 21, 2025 · 1 comment
Open

File connector list operation matchingPattern default value is incorrect #4044

KalinduGandara opened this issue Feb 21, 2025 · 1 comment
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@KalinduGandara
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Description

As provided in in form matchingPattern default value is *.*. But when running this give an error

ERROR {ListFiles} - Error while performing file:listFiles for folder file:////Users/kalindu/Downloads/folder/ java.util.regex.PatternSyntaxException: Dangling meta character '*' near index 0
*.*
^
	at java.base/java.util.regex.Pattern.error(Pattern.java:2028)
	at java.base/java.util.regex.Pattern.sequence(Pattern.java:2203)
	at java.base/java.util.regex.Pattern.expr(Pattern.java:2069)
	at java.base/java.util.regex.Pattern.compile(Pattern.java:1783)
	at java.base/java.util.regex.Pattern.<init>(Pattern.java:1429)
	at java.base/java.util.regex.Pattern.compile(Pattern.java:1069)
	at org.wso2.carbon.connector.utils.SimpleFileFiler.<init>(SimpleFileFiler.java:39)
	at org.wso2.carbon.connector.operations.ListFiles.getFilesAndFolders(ListFiles.java:328)
	at org.wso2.carbon.connector.operations.ListFiles.listFilesInHierarchicalFormat(ListFiles.java:257)
	at org.wso2.carbon.connector.operations.ListFiles.listFilesInFolder(ListFiles.java:227)
	at org.wso2.carbon.connector.operations.ListFiles.connect(ListFiles.java:141)
	at org.wso2.carbon.connector.core.AbstractConnector.mediate(AbstractConnector.java:32)
	at org.apache.synapse.mediators.ext.ClassMediator.updateInstancePropertiesAndMediate(ClassMediator.java:182)
	at org.apache.synapse.mediators.ext.ClassMediator.mediate(ClassMediator.java:95)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:126)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:74)
	at org.apache.synapse.mediators.template.TemplateMediator.mediate(TemplateMediator.java:147)
	at org.apache.synapse.mediators.template.InvokeMediator.mediate(InvokeMediator.java:180)
	at org.apache.synapse.mediators.template.InvokeMediator.mediate(InvokeMediator.java:96)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:126)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:74)
	at org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:158)
	at org.apache.synapse.api.Resource.process(Resource.java:338)
	at org.apache.synapse.api.API.process(API.java:462)
	at org.apache.synapse.api.AbstractApiHandler.apiProcess(AbstractApiHandler.java:95)
	at org.apache.synapse.api.AbstractApiHandler.dispatchToAPI(AbstractApiHandler.java:73)
	at org.apache.synapse.api.rest.RestRequestHandler.dispatchToAPI(RestRequestHandler.java:90)
	at org.apache.synapse.api.rest.RestRequestHandler.process(RestRequestHandler.java:76)
	at org.apache.synapse.rest.RESTRequestHandler.process(RESTRequestHandler.java:54)
	at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:350)
	at org.apache.synapse.core.axis2.SynapseMessageReceiver.receive(SynapseMessageReceiver.java:101)
	at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
	at org.apache.synapse.transport.passthru.ServerWorker.processNonEntityEnclosingRESTHandler(ServerWorker.java:401)
	at org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:215)
	at org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:829)

[2025-02-21 10:06:07,801] ERROR {ListFiles} - {api:listfiles} Error while performing file:listFiles for folder file:////Users/kalindu/Downloads/folder/ java.util.regex.PatternSyntaxException: Dangling meta character '*' near index 0
*.*
^
	at java.base/java.util.regex.Pattern.error(Pattern.java:2028)
	at java.base/java.util.regex.Pattern.sequence(Pattern.java:2203)
	at java.base/java.util.regex.Pattern.expr(Pattern.java:2069)
	at java.base/java.util.regex.Pattern.compile(Pattern.java:1783)
	at java.base/java.util.regex.Pattern.<init>(Pattern.java:1429)
	at java.base/java.util.regex.Pattern.compile(Pattern.java:1069)
	at org.wso2.carbon.connector.utils.SimpleFileFiler.<init>(SimpleFileFiler.java:39)
	at org.wso2.carbon.connector.operations.ListFiles.getFilesAndFolders(ListFiles.java:328)
	at org.wso2.carbon.connector.operations.ListFiles.listFilesInHierarchicalFormat(ListFiles.java:257)
	at org.wso2.carbon.connector.operations.ListFiles.listFilesInFolder(ListFiles.java:227)
	at org.wso2.carbon.connector.operations.ListFiles.connect(ListFiles.java:141)
	at org.wso2.carbon.connector.core.AbstractConnector.mediate(AbstractConnector.java:32)
	at org.apache.synapse.mediators.ext.ClassMediator.updateInstancePropertiesAndMediate(ClassMediator.java:182)
	at org.apache.synapse.mediators.ext.ClassMediator.mediate(ClassMediator.java:95)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:126)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:74)
	at org.apache.synapse.mediators.template.TemplateMediator.mediate(TemplateMediator.java:147)
	at org.apache.synapse.mediators.template.InvokeMediator.mediate(InvokeMediator.java:180)
	at org.apache.synapse.mediators.template.InvokeMediator.mediate(InvokeMediator.java:96)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:126)
	at org.apache.synapse.mediators.AbstractListMediator.mediate(AbstractListMediator.java:74)
	at org.apache.synapse.mediators.base.SequenceMediator.mediate(SequenceMediator.java:158)
	at org.apache.synapse.api.Resource.process(Resource.java:338)
	at org.apache.synapse.api.API.process(API.java:462)
	at org.apache.synapse.api.AbstractApiHandler.apiProcess(AbstractApiHandler.java:95)
	at org.apache.synapse.api.AbstractApiHandler.dispatchToAPI(AbstractApiHandler.java:73)
	at org.apache.synapse.api.rest.RestRequestHandler.dispatchToAPI(RestRequestHandler.java:90)
	at org.apache.synapse.api.rest.RestRequestHandler.process(RestRequestHandler.java:76)
	at org.apache.synapse.rest.RESTRequestHandler.process(RESTRequestHandler.java:54)
	at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:350)
	at org.apache.synapse.core.axis2.SynapseMessageReceiver.receive(SynapseMessageReceiver.java:101)
	at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
	at org.apache.synapse.transport.passthru.ServerWorker.processNonEntityEnclosingRESTHandler(ServerWorker.java:401)
	at org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:215)
	at org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:829)

Steps to Reproduce

  1. Create a project
  2. Add api and File connecter list operation
  3. Send request to api

Version

MI- 4.3.0, Connector - 4.0.35

Environment Details (with versions)

No response
@SanojPunchihewa
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Duplicate of #4016

@SanojPunchihewa SanojPunchihewa marked this as a duplicate of #4016 Feb 21, 2025
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@SanojPunchihewa @KalinduGandara