from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/operators/CollectionExecutor.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/serialization/SerializationSchema.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/serialization/DeserializationSchema.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/functions/RuntimeContext.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/functions/util/RuntimeUDFContext.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/functions/util/AbstractRuntimeUDFContext.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/eventtime/TimestampAssignerSupplier.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/common/eventtime/WatermarkGeneratorSupplier.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/connector/source/SourceReaderContext.java"
   contains "import org.apache.flink.metrics.MetricGroup;"

from: flink-core
to: flink-metrics
evidence:
 - file: "flink-core/src/main/java/org/apache/flink/api/connector/source/SplitEnumeratorContext.java"
   contains "import org.apache.flink.metrics.MetricGroup;"