injector: Add option to keep old implementation when introducing new imp

speedment · Jan 10, 2017 · 705fd2e · 705fd2e
1 parent 727e838
commit 705fd2e
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Showing 3 changed files with 269 additions and 131 deletions.
diff --git a/common-parent/injector/src/main/java/com/speedment/common/injector/Injector.java b/common-parent/injector/src/main/java/com/speedment/common/injector/Injector.java
@@ -21,7 +21,6 @@
 import com.speedment.common.injector.annotation.Inject;
 import com.speedment.common.injector.exception.NoDefaultConstructorException;
 import com.speedment.common.injector.internal.InjectorImpl;
-
 import java.nio.file.Path;
 import java.util.Optional;
 import java.util.stream.Stream;
@@ -39,6 +38,16 @@
  * @see ExecuteBefore
  */
 public interface Injector {
+
+    /**
+     * Returns a stream of all the instances associated with the specified class
+     * signature.
+     * 
+     * @param <T>   the class signature of the injectable type
+     * @param type  the expected type
+     * @return      the automatically resolved instances
+     */
+    <T> Stream<T> stream(Class<T> type);
 
     /**
      * Returns the instance associated with the specified class signature.