Avoid using strong-type-safe in Java generics provided only by higher version JDK compilers, make it more friendly to old-fashion 1.5 javac compiler

kelveny · kelveny · commit c67b9c96503b · 2013-02-08T18:00:33.000-08:00
diff --git a/utils/src/com/cloud/utils/component/ComponentContext.java b/utils/src/com/cloud/utils/component/ComponentContext.java
@@ -208,9 +208,10 @@ public static <T> T getTargetObject(Object instance) {
         return (T)instance;
     }
 
-    public static <T> T inject(Class<T> clz) {
-        T instance = s_appContext.getAutowireCapableBeanFactory().createBean(clz);
-        return inject(instance);
+    @SuppressWarnings("unchecked")
+	public static <T> T inject(Class<T> clz) {
+        Object instance = s_appContext.getAutowireCapableBeanFactory().createBean(clz);
+        return (T)inject(instance);
     }
 
     public static <T> T inject(Object instance) {

Original file line number	Diff line number	Diff line change
`@@ -208,9 +208,10 @@ public static <T> T getTargetObject(Object instance) {`
`208`	`208`	`return (T)instance;`
`209`	`209`	`}`
`210`	`210`
`211`		`- public static <T> T inject(Class<T> clz) {`
`212`		`- T instance = s_appContext.getAutowireCapableBeanFactory().createBean(clz);`
`213`		`- return inject(instance);`
	`211`	`+ @SuppressWarnings("unchecked")`
	`212`	`+ public static <T> T inject(Class<T> clz) {`
	`213`	`+ Object instance = s_appContext.getAutowireCapableBeanFactory().createBean(clz);`
	`214`	`+ return (T)inject(instance);`
`214`	`215`	`}`
`215`	`216`
`216`	`217`	`public static <T> T inject(Object instance) {`