levilentz commented on a change in pull request #4638: URL: https://github.com/apache/nifi/pull/4638#discussion_r519513501
########## File path: nifi-nar-bundles/nifi-graph-bundle/nifi-graph-processors/src/main/java/org/apache/nifi/processors/graph/ExecuteGraphQueryRecord.java ########## @@ -0,0 +1,265 @@ +package org.apache.nifi.processors.graph; + +import com.fasterxml.jackson.core.JsonProcessingException; +import com.fasterxml.jackson.databind.ObjectMapper; +import org.apache.nifi.annotation.behavior.DynamicProperty; +import org.apache.nifi.annotation.behavior.InputRequirement; +import org.apache.nifi.components.PropertyDescriptor; +import org.apache.nifi.components.Validator; +import org.apache.nifi.expression.ExpressionLanguageScope; +import org.apache.nifi.flowfile.FlowFile; +import org.apache.nifi.annotation.behavior.WritesAttribute; +import org.apache.nifi.annotation.behavior.WritesAttributes; +import org.apache.nifi.annotation.lifecycle.OnScheduled; +import org.apache.nifi.annotation.documentation.CapabilityDescription; +import org.apache.nifi.annotation.documentation.Tags; +import org.apache.nifi.graph.GraphClientService; +import org.apache.nifi.processor.exception.ProcessException; +import org.apache.nifi.processor.ProcessContext; +import org.apache.nifi.processor.ProcessSession; +import org.apache.nifi.processor.Relationship; +import org.apache.nifi.processor.util.StandardValidators; +import org.apache.nifi.record.path.FieldValue; +import org.apache.nifi.record.path.RecordPath; +import org.apache.nifi.record.path.RecordPathResult; +import org.apache.nifi.record.path.util.RecordPathCache; +import org.apache.nifi.serialization.RecordReader; +import org.apache.nifi.serialization.RecordReaderFactory; +import org.apache.nifi.serialization.RecordSetWriter; +import org.apache.nifi.serialization.RecordSetWriterFactory; + +import org.apache.commons.io.IOUtils; +import org.apache.nifi.serialization.record.Record; + +import java.io.InputStream; +import java.io.OutputStream; +import java.nio.charset.StandardCharsets; +import java.util.*; +import java.util.concurrent.ConcurrentHashMap; +import java.util.concurrent.ConcurrentMap; +import java.util.concurrent.atomic.AtomicLong; +import java.util.stream.Collectors; + +@Tags({"graph, gremlin"}) +@CapabilityDescription("This uses a flowfile as input to perform graph mutations.") +@WritesAttributes({ + @WritesAttribute(attribute = ExecuteGraphQueryRecord.GRAPH_OPERATION_TIME, description = "The amount of time it took to execute all of the graph operations."), + @WritesAttribute(attribute = ExecuteGraphQueryRecord.RECORD_COUNT, description = "The amount of record processed") +}) +@InputRequirement(InputRequirement.Requirement.INPUT_REQUIRED) +@DynamicProperty(name = "A FlowFile property to be used as a parameter in the graph script", value = "The variable name to be set", expressionLanguageScope = ExpressionLanguageScope.FLOWFILE_ATTRIBUTES, + description = "Uses a record path to set a variable as a parameter in the graph script") +public class ExecuteGraphQueryRecord extends AbstractGraphExecutor { + + public static final PropertyDescriptor CLIENT_SERVICE = new PropertyDescriptor.Builder() + .name("client-service") + .displayName("Client Service") Review comment: Description added ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org