diff options
Diffstat (limited to 'sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/MethodInjector.java')
-rw-r--r-- | sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/MethodInjector.java | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/MethodInjector.java b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/MethodInjector.java new file mode 100644 index 0000000000..55ea7bae5f --- /dev/null +++ b/sca-java-1.x/tags/java-stable-20060304/sca/core/src/main/java/org/apache/tuscany/core/injection/MethodInjector.java @@ -0,0 +1,30 @@ +package org.apache.tuscany.core.injection; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; + +import org.apache.tuscany.core.builder.ObjectFactory; + +/** + * Injects a value created by an {@link ObjectFactory} using a given method + * @version $Rev$ $Date$ + */ +public class MethodInjector<T> implements Injector<T> { + private final Method method; + private final ObjectFactory<?> objectFactory; + + public MethodInjector(Method method, ObjectFactory<?> objectFactory) { + this.method = method; + this.objectFactory = objectFactory; + } + + public void inject(T instance) throws ObjectCreationException { + try { + method.invoke(instance, new Object[]{objectFactory.getInstance()}); + } catch (IllegalAccessException e) { + throw new AssertionError("Method is not accessible [" + method + "]"); + } catch (InvocationTargetException e) { + throw new ObjectCreationException("Exception thrown by setter [" + method + "]", e); + } + } +} |