ONOS Swagger Plugin

just does swagger now
to build the plugin, you need to download to following:
https://github.com/bocon13/buck/releases/download/v2016.07.29.01-wip/buck.jar

put the buck.jar in tools/build/buck-plugin/lib

Change-Id: Id1b833dd013fbc5581f8e884e755920829c4a17e
diff --git a/tools/build/buck-plugin/src/main/java/org/onosproject/onosjar/OnosJar.java b/tools/build/buck-plugin/src/main/java/org/onosproject/onosjar/OnosJar.java
new file mode 100644
index 0000000..a63c115
--- /dev/null
+++ b/tools/build/buck-plugin/src/main/java/org/onosproject/onosjar/OnosJar.java
@@ -0,0 +1,88 @@
+/*
+ * Copyright 2016-present Open Networking Laboratory
+ *
+ * Licensed 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.onosproject.onosjar;
+
+import com.facebook.buck.jvm.java.CompileToJarStepFactory;
+import com.facebook.buck.jvm.java.DefaultJavaLibrary;
+import com.facebook.buck.model.BuildTarget;
+import com.facebook.buck.rules.AddToRuleKey;
+import com.facebook.buck.rules.BuildRule;
+import com.facebook.buck.rules.BuildRuleParams;
+import com.facebook.buck.rules.SourcePath;
+import com.facebook.buck.rules.SourcePathResolver;
+import com.google.common.base.Optional;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.ImmutableSortedSet;
+
+import java.nio.file.Path;
+import java.util.Set;
+import java.util.regex.Pattern;
+
+/**
+ * Implementation of a build rule that generates a onosjar.json file for a set
+ * of Java sources.
+ */
+public class OnosJar extends DefaultJavaLibrary {
+
+    @AddToRuleKey
+    final Optional<String> webContext;
+
+    @AddToRuleKey
+    final Optional<String> apiTitle;
+
+    @AddToRuleKey
+    final Optional<String> apiVersion;
+
+    @AddToRuleKey
+    final Optional<String> apiPackage;
+
+    @AddToRuleKey
+    final Optional<String> apiDescription;
+
+    public OnosJar(BuildRuleParams params,
+                   SourcePathResolver resolver,
+                   Set<? extends SourcePath> srcs,
+                   Set<? extends SourcePath> resources,
+                   Optional<Path> generatedSourceFolder,
+                   Optional<SourcePath> proguardConfig,
+                   ImmutableList<String> postprocessClassesCommands,
+                   ImmutableSortedSet<BuildRule> exportedDeps,
+                   ImmutableSortedSet<BuildRule> providedDeps,
+                   SourcePath abiJar, boolean trackClassUsage,
+                   ImmutableSet<Path> additionalClasspathEntries,
+                   CompileToJarStepFactory compileStepFactory,
+                   Optional<Path> resourcesRoot,
+                   Optional<String> mavenCoords,
+                   ImmutableSortedSet<BuildTarget> tests,
+                   ImmutableSet<Pattern> classesToRemoveFromJar,
+                   Optional<String> webContext,
+                   Optional<String> apiTitle,
+                   Optional<String> apiVersion,
+                   Optional<String> apiPackage,
+                   Optional<String> apiDescription) {
+        super(params, resolver, srcs, resources, generatedSourceFolder,
+              proguardConfig, postprocessClassesCommands, exportedDeps,
+              providedDeps, abiJar, trackClassUsage, additionalClasspathEntries,
+              compileStepFactory, resourcesRoot, mavenCoords, tests,
+              classesToRemoveFromJar);
+        this.webContext = webContext;
+        this.apiTitle = apiTitle;
+        this.apiVersion = apiVersion;
+        this.apiPackage = apiPackage;
+        this.apiDescription = apiDescription;
+    }
+}