import static com.google.common.base.MoreObjects.firstNonNull;
import com.google.cloud.MonitoredResource;
import com.google.cloud.logging.Logging.WriteOption;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
<BUG>import com.google.common.collect.ImmutableSet;</BUG>
import java.util.LinkedList;
import java.util.List;
<BUG>import java.util.Set;</BUG>
import java.util.logging.ErrorManager;

import static com.google.common.base.MoreObjects.firstNonNull;
import com.google.cloud.MonitoredResource;
import com.google.cloud.logging.Logging.WriteOption;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import java.util.LinkedList;
import java.util.List;
import java.util.logging.ErrorManager;
