build

Author: zeitlinger

prometheus-metrics-exposition-formats/generate-protobuf.sh

@@ -20,11 +20,14 @@ mkdir -p $PROTO_DIR
 OLD_PACKAGE=$(sed -nE 's/import (io.prometheus.metrics.expositionformats.generated.*).Metrics;/\1/p' src/main/java/io/prometheus/metrics/expositionformats/internal/PrometheusProtobufWriterImpl.java)
 PACKAGE="io.prometheus.metrics.expositionformats.generated.com_google_protobuf_${PROTOBUF_VERSION_STRING}"
 
-if [[ $OLD_PACKAGE != "$PACKAGE" ]]; then
-  echo "Replacing package $OLD_PACKAGE with $PACKAGE in all java files"
-  find .. -type f -name "*.java" -exec sed -i "s/$OLD_PACKAGE/$PACKAGE/g" {} +
+if [[ $OLD_PACKAGE == "$PACKAGE" ]]; then
+  echo "No new protobuf version detected. Skipping protobuf generation."
+  exit 0
 fi
 
+echo "Replacing package $OLD_PACKAGE with $PACKAGE in all java files"
+find .. -type f -name "*.java" -exec sed -i "s/$OLD_PACKAGE/$PACKAGE/g" {} +
+
 curl -sL https://raw.githubusercontent.com/prometheus/client_model/master/io/prometheus/client/metrics.proto -o $PROTO_DIR/metrics.proto
 
 sed -i "s/java_package = \"io.prometheus.client\"/java_package = \"$PACKAGE\"/" $PROTO_DIR/metrics.proto