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Preferring the constant empty string for clarity instead of quotes.

This commit is contained in:
Aldrin Piri 2015-02-17 17:01:06 -05:00
parent a058fd0460
commit 408f636361
1 changed files with 2 additions and 1 deletions
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3
nifi/nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/EvaluateJsonPath.java
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@ -35,6 +35,7 @@ import org.apache.nifi.processor.io.OutputStreamCallback;
import org.apache.nifi.processors.standard.util.JsonUtils; import org.apache.nifi.processors.standard.util.JsonUtils;
import org.apache.nifi.stream.io.BufferedOutputStream; import org.apache.nifi.stream.io.BufferedOutputStream;
import org.apache.nifi.util.ObjectHolder; import org.apache.nifi.util.ObjectHolder;
import org.apache.nifi.util.StringUtils;
import java.io.IOException; import java.io.IOException;
import java.io.OutputStream; import java.io.OutputStream;
@ -206,7 +207,7 @@ public class EvaluateJsonPath extends AbstractProcessor {
} catch (PathNotFoundException e) { } catch (PathNotFoundException e) {
logger.warn("FlowFile {} could not find path {} for attribute key {}.", new Object[]{flowFile.getId(), jsonPathExp.getPath(), jsonPathAttrKey}, e); logger.warn("FlowFile {} could not find path {} for attribute key {}.", new Object[]{flowFile.getId(), jsonPathExp.getPath(), jsonPathAttrKey}, e);
if (destination.equals(DESTINATION_ATTRIBUTE)) { if (destination.equals(DESTINATION_ATTRIBUTE)) {
jsonPathResults.put(jsonPathAttrKey, ""); jsonPathResults.put(jsonPathAttrKey, StringUtils.EMPTY);
continue jsonPathEvalLoop; continue jsonPathEvalLoop;
} else { } else {
processSession.transfer(flowFile, REL_NO_MATCH); processSession.transfer(flowFile, REL_NO_MATCH);