Don't use wildcard imports.
Leads to ambiguous class reference in Java 9:
new class java.lang.Module vs. com.google.inject.Module.
package com.yahoo.jdisc.application;
import com.google.common.collect.ImmutableSet;
-import com.google.inject.*;
+import com.google.inject.Binding;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.Key;
+import com.google.inject.Module;
import com.google.inject.spi.DefaultElementVisitor;
import com.google.inject.spi.Element;
import com.google.inject.spi.Elements;
import com.yahoo.jdisc.Container;
import org.osgi.framework.Bundle;
-import java.util.*;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.ListIterator;
+import java.util.Map;
+import java.util.Set;
import java.util.logging.Logger;
/**
