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Add parameters lost during Java 21 migration #554

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Merged
TharmiganK merged 3 commits into from
Jan 31, 2025
Merged

Add parameters lost during Java 21 migration #554

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5455b62
Add parameters lost during migration
ravinperera00 Jan 31, 2025
85deb8d
Add suggestions from code review
ravinperera00 Jan 31, 2025
221d3e8
Update test case
ravinperera00 Jan 31, 2025
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20 changes: 19 additions & 1 deletion native/src/main/java/io/ballerina/stdlib/file/service/FSListener.java
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Original file line number Diff line number Diff line change
Expand Up @@ -20,16 +20,24 @@

import io.ballerina.runtime.api.Runtime;
import io.ballerina.runtime.api.concurrent.StrandMetadata;
import io.ballerina.runtime.api.creators.ValueCreator;
import io.ballerina.runtime.api.types.MethodType;
import io.ballerina.runtime.api.types.ObjectType;
import io.ballerina.runtime.api.utils.StringUtils;
import io.ballerina.runtime.api.utils.TypeUtils;
import io.ballerina.runtime.api.values.BMap;
import io.ballerina.runtime.api.values.BObject;
import io.ballerina.runtime.api.values.BString;
import io.ballerina.stdlib.file.utils.FileConstants;
import io.ballerina.stdlib.file.utils.ModuleUtils;
import org.wso2.transport.localfilesystem.server.connector.contract.LocalFileSystemEvent;
import org.wso2.transport.localfilesystem.server.connector.contract.LocalFileSystemListener;

import java.util.HashMap;
import java.util.Map;

import static io.ballerina.stdlib.file.service.DirectoryListenerConstants.FILE_SYSTEM_EVENT;

/**
* File System connector listener for Ballerina.
*/
Expand All @@ -45,19 +53,29 @@ public FSListener(Runtime runtime) {
@Override
public void onMessage(LocalFileSystemEvent fileEvent) {
Thread.startVirtualThread(() -> {
Object[] parameters = getJvmSignatureParameters(fileEvent);
for (Map.Entry<BObject, Map<String, MethodType>> serviceEntry: serviceRegistry.entrySet()) {
MethodType serviceFunction = serviceEntry.getValue().get(fileEvent.getEvent());
if (serviceFunction != null) {
String functionName = serviceFunction.getName();
BObject service = serviceEntry.getKey();
ObjectType type = (ObjectType) TypeUtils.getReferredType(TypeUtils.getType(service));
boolean isConcurrentSafe = type.isIsolated() && type.isIsolated(functionName);
runtime.callMethod(service, functionName, new StrandMetadata(isConcurrentSafe, null));
runtime.callMethod(service, functionName, new StrandMetadata(isConcurrentSafe, null), parameters);
}
}
});
}

private Object[] getJvmSignatureParameters(LocalFileSystemEvent fileEvent) {
BMap<BString, Object> eventStruct = ValueCreator.createRecordValue(ModuleUtils.getModule(), FILE_SYSTEM_EVENT);
eventStruct.put(StringUtils.fromString(FileConstants.FILE_EVENT_NAME),
StringUtils.fromString(fileEvent.getFileName()));
eventStruct.put(StringUtils.fromString(FileConstants.FILE_EVENT_OPERATION),
StringUtils.fromString(fileEvent.getEvent()));
return new Object[] {eventStruct};
}

public void addService(BObject service, Map<String, MethodType> attachedFunctions) {
this.serviceRegistry.put(service, attachedFunctions);
}
Expand Down