HONEYCOMB-34: Configurable ConfigDataTree dependency

Change-Id: I17a93835541e66835398391e2a127b25767b774a
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>

5 files changed, 123 insertions, 45 deletions

diff --git a/v3po/data-impl/pom.xml b/v3po/data-impl/pom.xml
index 0df4f4cf9..954d25c30 100644
--- a/v3po/data-impl/pom.xml
+++ b/v3po/data-impl/pom.xml
@@ -17,10 +17,10 @@
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
-        <artifactId>api-parent</artifactId>
+        <artifactId>impl-parent</artifactId>
         <groupId>io.fd.honeycomb.common</groupId>
         <version>1.0.0-SNAPSHOT</version>
-        <relativePath>../../common/api-parent</relativePath>
+        <relativePath>../../common/impl-parent</relativePath>
     </parent>
 
     <modelVersion>4.0.0</modelVersion>
diff --git a/v3po/data-impl/src/main/java/io/fd/honeycomb/v3po/data/impl/ConfigDataTree.java b/v3po/data-impl/src/main/java/io/fd/honeycomb/v3po/data/impl/ConfigDataTree.java
index f636e6708..59a555fda 100644
--- a/v3po/data-impl/src/main/java/io/fd/honeycomb/v3po/data/impl/ConfigDataTree.java
+++ b/v3po/data-impl/src/main/java/io/fd/honeycomb/v3po/data/impl/ConfigDataTree.java
@@ -57,7 +57,7 @@ public final class ConfigDataTree implements ModifiableDataTree {
 
     private final BindingNormalizedNodeSerializer serializer;
     private final DataTree dataTree;
-    private final WriterRegistry writer;
+    private final WriterRegistry writerRegistry;
     public static final ReadableDataTree EMPTY_OPERATIONAL = new ReadableDataTree() {
         @Override
         public CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read(
@@ -69,16 +69,17 @@ public final class ConfigDataTree implements ModifiableDataTree {
     /**
      * Creates configuration data tree instance.
      *
-     * @param serializer service for serialization between Java Binding Data representation and NormalizedNode
-     *                   representation.
-     * @param dataTree   data tree for configuration data representation
-     * @param writer  service for translation between Java Binding Data and data provider.
+     * @param serializer     service for serialization between Java Binding Data representation and NormalizedNode
+     *                       representation.
+     * @param dataTree       data tree for configuration data representation
+     * @param writerRegistry service for translation between Java Binding Data and data provider, capable of performing
+     *                       bulk updates.
      */
     public ConfigDataTree(@Nonnull final BindingNormalizedNodeSerializer serializer,
-                          @Nonnull final DataTree dataTree, @Nonnull final WriterRegistry writer) {
+                          @Nonnull final DataTree dataTree, @Nonnull final WriterRegistry writerRegistry) {
         this.serializer = checkNotNull(serializer, "serializer should not be null");
         this.dataTree = checkNotNull(dataTree, "dataTree should not be null");
-        this.writer = checkNotNull(writer, "writer should not be null");
+        this.writerRegistry = checkNotNull(writerRegistry, "writerRegistry should not be null");
     }
 
     @Override
@@ -110,8 +111,8 @@ public final class ConfigDataTree implements ModifiableDataTree {
         final DOMDataReadOnlyTransaction beforeTx = new ReadOnlyTransaction(EMPTY_OPERATIONAL, takeSnapshot());
         final ConfigSnapshot modificationSnapshot = new ConfigSnapshot(modification);
         final DOMDataReadOnlyTransaction afterTx = new ReadOnlyTransaction(EMPTY_OPERATIONAL, modificationSnapshot);
-        try(final WriteContext ctx = new TransactionWriteContext(serializer, beforeTx, afterTx)) {
-            writer.update(nodesBefore, nodesAfter, ctx);
+        try (final WriteContext ctx = new TransactionWriteContext(serializer, beforeTx, afterTx)) {
+            writerRegistry.update(nodesBefore, nodesAfter, ctx);
         } catch (io.fd.honeycomb.v3po.translate.write.WriterRegistry.BulkUpdateException e) {
             LOG.warn("Failed to apply all changes", e);
             LOG.info("Trying to revert successful changes for current transaction");
diff --git a/v3po/data-impl/src/main/java/org/opendaylight/yang/gen/v1/urn/honeycomb/params/xml/ns/yang/data/impl/rev160411/ConfigDataTreeModule.java b/v3po/data-impl/src/main/java/org/opendaylight/yang/gen/v1/urn/honeycomb/params/xml/ns/yang/data/impl/rev160411/ConfigDataTreeModule.java
new file mode 100644
index 000000000..88e87956b
--- /dev/null
+++ b/v3po/data-impl/src/main/java/org/opendaylight/yang/gen/v1/urn/honeycomb/params/xml/ns/yang/data/impl/rev160411/ConfigDataTreeModule.java
@@ -0,0 +1,64 @@
+package org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.data.impl.rev160411;
+
+import io.fd.honeycomb.v3po.data.DataTreeSnapshot;
+import io.fd.honeycomb.v3po.data.ModifiableDataTree;
+import io.fd.honeycomb.v3po.data.impl.ConfigDataTree;
+import io.fd.honeycomb.v3po.translate.TranslationException;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataValidationFailedException;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.TreeType;
+import org.opendaylight.yangtools.yang.data.impl.schema.tree.InMemoryDataTreeFactory;
+
+public class ConfigDataTreeModule extends
+        org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.data.impl.rev160411.AbstractConfigDataTreeModule {
+    public ConfigDataTreeModule(org.opendaylight.controller.config.api.ModuleIdentifier identifier,
+                                org.opendaylight.controller.config.api.DependencyResolver dependencyResolver) {
+        super(identifier, dependencyResolver);
+    }
+
+    public ConfigDataTreeModule(org.opendaylight.controller.config.api.ModuleIdentifier identifier,
+                                org.opendaylight.controller.config.api.DependencyResolver dependencyResolver,
+                                org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.data.impl.rev160411.ConfigDataTreeModule oldModule,
+                                java.lang.AutoCloseable oldInstance) {
+        super(identifier, dependencyResolver, oldModule, oldInstance);
+    }
+
+    @Override
+    public void customValidation() {
+        // add custom validation form module attributes here.
+    }
+
+    @Override
+    public java.lang.AutoCloseable createInstance() {
+        final DataTree dataTree = InMemoryDataTreeFactory.getInstance().create(TreeType.CONFIGURATION);
+        dataTree.setSchemaContext(getSchemaServiceDependency().getGlobalContext());
+        return new CloseableConfigDataTree(new ConfigDataTree(getBindingNormalizedNodeSerializerDependency(), dataTree,
+                getWriterRegistryDependency()));
+    }
+
+    private static final class CloseableConfigDataTree implements ModifiableDataTree, AutoCloseable {
+
+        private final ConfigDataTree delegate;
+
+        CloseableConfigDataTree(final ConfigDataTree delegate) {
+            this.delegate = delegate;
+        }
+
+        @Override
+        public void close() throws Exception {
+            // NOP
+        }
+
+        @Override
+        public void modify(final DataTreeModification modification)
+                throws DataValidationFailedException, TranslationException {
+            delegate.modify(modification);
+        }
+
+        @Override
+        public DataTreeSnapshot takeSnapshot() {
+            return delegate.takeSnapshot();
+        }
+    }
+}
diff --git a/v3po/data-impl/src/main/java/org/opendaylight/yang/gen/v1/urn/honeycomb/params/xml/ns/yang/data/impl/rev160411/ConfigDataTreeModuleFactory.java b/v3po/data-impl/src/main/java/org/opendaylight/yang/gen/v1/urn/honeycomb/params/xml/ns/yang/data/impl/rev160411/ConfigDataTreeModuleFactory.java
new file mode 100644
index 000000000..19baab13a
--- /dev/null
+++ b/v3po/data-impl/src/main/java/org/opendaylight/yang/gen/v1/urn/honeycomb/params/xml/ns/yang/data/impl/rev160411/ConfigDataTreeModuleFactory.java
@@ -0,0 +1,13 @@
+/*
+* Generated file
+*
+* Generated from: yang module name: data-impl yang module local name: config-data-tree
+* Generated by: org.opendaylight.controller.config.yangjmxgenerator.plugin.JMXGenerator
+* Generated at: Sun Apr 10 22:07:29 CEST 2016
+*
+* Do not modify this file unless it is present under src/main directory
+*/
+package org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.data.impl.rev160411;
+public class ConfigDataTreeModuleFactory extends org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.data.impl.rev160411.AbstractConfigDataTreeModuleFactory {
+
+}
diff --git a/v3po/data-impl/src/main/yang/data-impl.yang b/v3po/data-impl/src/main/yang/data-impl.yang
index 093e1725b..841cdb3df 100644
--- a/v3po/data-impl/src/main/yang/data-impl.yang
+++ b/v3po/data-impl/src/main/yang/data-impl.yang
@@ -1,59 +1,59 @@
-module translate-utils {
+module data-impl {
     yang-version 1;
-    namespace "urn:honeycomb:params:xml:ns:yang:translate:utils";
+    namespace "urn:honeycomb:params:xml:ns:yang:data:impl";
     prefix "tutils";
 
     import config { prefix config; revision-date 2013-04-05; }
+    import opendaylight-md-sal-binding { prefix md-sal-binding; revision-date 2013-10-28;}
+    import opendaylight-md-sal-dom { prefix dom; revision-date 2013-10-28;}
+    import data-api { prefix dapi; revision-date 2016-04-11; }
     import translate-api { prefix tapi; revision-date 2016-04-06; }
 
     description
-        "This module contains translation layer utilities";
+        "This module contains YANG module definitions
+        for honeycomd data layer";
 
-    revision "2016-04-06" {
+    revision "2016-04-11" {
         description
             "Initial revision.";
     }
 
-    identity delegating-reader-registry {
+    identity honeycomb-config-data-tree {
         base config:module-type;
-        config:provided-service tapi:honeycomb-reader-registry;
-        config:java-name-prefix DelegatingReaderRegistry;
+        config:provided-service dapi:honeycomb-modifiable-data-tree;
+        config:java-name-prefix ConfigDataTree;
     }
 
     augment "/config:modules/config:module/config:configuration" {
-        case delegating-reader-registry {
-            when "/config:modules/config:module/config:type = 'delegating-reader-registry'";
-
-                list root-readers {
-                    uses config:service-ref {
-                        refine type {
-                            mandatory true;
-                            config:required-identity tapi:honeycomb-reader;
-                        }
+        case honeycomb-config-data-tree {
+            when "/config:modules/config:module/config:type = 'honeycomb-config-data-tree'";
+
+            container schema-service {
+                uses config:service-ref {
+                    refine type {
+                        mandatory true;
+                        config:required-identity dom:schema-service;
                     }
                 }
+            }
 
-        }
-    }
-
-    identity delegating-writer-registry {
-        base config:module-type;
-        config:provided-service tapi:honeycomb-writer-registry;
-        config:java-name-prefix DelegatingWriterRegistry;
-    }
+            container binding-normalized-node-serializer {
+                uses config:service-ref {
+                    refine type {
+                        mandatory true;
+                        config:required-identity md-sal-binding:binding-normalized-node-serializer;
+                    }
+                }
+            }
 
-    augment "/config:modules/config:module/config:configuration" {
-        case delegating-writer-registry {
-            when "/config:modules/config:module/config:type = 'delegating-writer-registry'";
-
-                list root-writers {
-                    uses config:service-ref {
-                        refine type {
-                            mandatory true;
-                            config:required-identity tapi:honeycomb-writer;
-                        }
+            container writer-registry {
+                uses config:service-ref {
+                    refine type {
+                        mandatory true;
+                        config:required-identity tapi:honeycomb-writer-registry;
                     }
                 }
+            }
 
         }
     }