svn commit: r1815964 - in /aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional: OSGi.java internal/EffectsOSGi.java

[cs...@apache.org]

Author: csierra
Date: Tue Nov 21 17:38:09 2017
New Revision: 1815964

URL: http://svn.apache.org/viewvc?rev=1815964&view=rev
Log:
[Component-DSL] Add effects only producer

Added:
    aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/internal/EffectsOSGi.java
Modified:
    aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/OSGi.java

Modified: aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/OSGi.java
URL: http://svn.apache.org/viewvc/aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/OSGi.java?rev=1815964&r1=1815963&r2=1815964&view=diff
==============================================================================
--- aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/OSGi.java (original)
+++ aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/OSGi.java Tue Nov 21 17:38:09 2017
@@ -29,6 +29,7 @@ import org.apache.aries.osgi.functional.
 import org.apache.aries.osgi.functional.internal.ConfigurationOSGiImpl;
 import org.apache.aries.osgi.functional.internal.ConfigurationsOSGiImpl;
 import org.apache.aries.osgi.functional.internal.AllOSGi;
+import org.apache.aries.osgi.functional.internal.EffectsOSGi;
 import org.apache.aries.osgi.functional.internal.IgnoreImpl;
 import org.apache.aries.osgi.functional.internal.JustOSGiImpl;
 import org.apache.aries.osgi.functional.internal.NothingOSGiImpl;
@@ -106,6 +107,10 @@ public interface OSGi<T> extends OSGiRun
 		return new ConfigurationsOSGiImpl(factoryPid);
 	}
 
+	static OSGi<Void> effects(Runnable onAdding, Runnable onRemoving) {
+		return new EffectsOSGi(onAdding, onRemoving);
+	}
+
 	static OSGi<Void> ignore(OSGi<?> program) {
 		return new IgnoreImpl(program);
 	}

Added: aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/internal/EffectsOSGi.java
URL: http://svn.apache.org/viewvc/aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/internal/EffectsOSGi.java?rev=1815964&view=auto
==============================================================================
--- aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/internal/EffectsOSGi.java (added)
+++ aries/trunk/component-dsl/component-dsl/src/main/java/org/apache/aries/osgi/functional/internal/EffectsOSGi.java Tue Nov 21 17:38:09 2017
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.aries.osgi.functional.internal;
+
+import java.util.concurrent.atomic.AtomicReference;
+
+/**
+ * @author Carlos Sierra Andrés
+ */
+public class EffectsOSGi extends OSGiImpl<Void> {
+
+    public EffectsOSGi(Runnable onAdding, Runnable onRemoving) {
+        super((bundleContext, op) -> {
+            AtomicReference<Runnable> reference = new AtomicReference<>();
+
+            return new OSGiResultImpl(
+                () -> {
+                    onAdding.run();
+
+                    reference.set(op.apply(null));
+
+                },
+                () -> {
+                    reference.get().run();
+
+                    onRemoving.run();
+                });
+        });
+    }
+}