1 files changed, 45 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/FieldInjector.java b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/FieldInjector.java
new file mode 100644
index 0000000000..c48f620a3f
--- /dev/null
+++ b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/FieldInjector.java
@@ -0,0 +1,45 @@
+package org.apache.tuscany.core.injection;
+
+import java.lang.reflect.Field;
+
+import org.apache.tuscany.core.builder.ObjectFactory;
+
+/**
+ * Injects a value created by an {@link ObjectFactory} on a given field
+ *
+ * @version $Rev$ $Date$
+ */
+public class FieldInjector<T> implements Injector<T> {
+
+    private final Field field;
+
+    private final ObjectFactory<?> objectFactory;
+
+    // //----------------------------------
+    // Constructors
+    // ----------------------------------
+
+    /**
+     * Create an injector and have it use the given <code>ObjectFactory</code>
+     * to inject a value on the instance using the reflected <code>Field</code>
+     */
+    public FieldInjector(Field field, ObjectFactory<?> objectFactory) {
+        this.field = field;
+        this.objectFactory = objectFactory;
+    }
+
+    // ----------------------------------
+    // Methods
+    // ----------------------------------
+
+    /**
+     * Inject a new value on the given isntance
+     */
+    public void inject(T instance) throws ObjectCreationException {
+        try {
+            field.set(instance, objectFactory.getInstance());
+        } catch (IllegalAccessException e) {
+            throw new AssertionError("Field is not accessible [" + field + "]");
+        }
+    }
+}