Rename packages

[controller.git] / opendaylight / md-sal / sal-clustering-commons / src / main / java / org / opendaylight / controller / cluster / schema / provider / impl / RemoteSchemaProvider.java

diff --git a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/schema/provider/impl/RemoteSchemaProvider.java b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/schema/provider/impl/RemoteSchemaProvider.java
new file mode 100644 (file)
index 0000000..e2a42b2
--- /dev/null
+++ b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/schema/provider/impl/RemoteSchemaProvider.java
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.cluster.schema.provider.impl;
+
+import akka.dispatch.OnComplete;
+import com.google.common.annotations.Beta;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.SettableFuture;
+import org.opendaylight.controller.cluster.schema.provider.RemoteYangTextSourceProvider;
+import org.opendaylight.yangtools.util.concurrent.ExceptionMapper;
+import org.opendaylight.yangtools.yang.model.repo.api.SchemaSourceException;
+import org.opendaylight.yangtools.yang.model.repo.api.SourceIdentifier;
+import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
+import org.opendaylight.yangtools.yang.model.repo.spi.SchemaSourceProvider;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import scala.concurrent.ExecutionContext;
+import scala.concurrent.Future;
+
+/**
+ * Provides schema sources from {@link RemoteYangTextSourceProvider}.
+ */
+@Beta
+public class RemoteSchemaProvider implements SchemaSourceProvider<YangTextSchemaSource> {
+
+    private static final Logger LOG = LoggerFactory.getLogger(RemoteSchemaProvider.class);
+
+    private final RemoteYangTextSourceProvider remoteRepo;
+    private final ExecutionContext executionContext;
+
+    private static final ExceptionMapper<SchemaSourceException> MAPPER = new ExceptionMapper<SchemaSourceException>(
+            "schemaDownload", SchemaSourceException.class) {
+        @Override
+        protected SchemaSourceException newWithCause(final String s, final Throwable throwable) {
+            return new SchemaSourceException(s, throwable);
+        }
+    };
+
+    public RemoteSchemaProvider(RemoteYangTextSourceProvider remoteRepo, ExecutionContext executionContext) {
+        this.remoteRepo = remoteRepo;
+        this.executionContext = executionContext;
+    }
+
+    @Override
+    public CheckedFuture<YangTextSchemaSource, SchemaSourceException> getSource(SourceIdentifier sourceIdentifier) {
+        LOG.trace("Getting yang schema source for {}", sourceIdentifier.getName());
+
+        Future<YangTextSchemaSourceSerializationProxy> result = remoteRepo.getYangTextSchemaSource(sourceIdentifier);
+
+        final SettableFuture<YangTextSchemaSource> res = SettableFuture.create();
+        result.onComplete(new OnComplete<YangTextSchemaSourceSerializationProxy>() {
+            @Override
+            public void onComplete(Throwable throwable, YangTextSchemaSourceSerializationProxy yangTextSchemaSourceSerializationProxy) {
+                if(yangTextSchemaSourceSerializationProxy != null) {
+                    res.set(yangTextSchemaSourceSerializationProxy.getRepresentation());
+                }
+                if(throwable != null) {
+                    res.setException(throwable);
+                }
+            }
+
+        }, executionContext);
+
+        return Futures.makeChecked(res, MAPPER);
+    }
+}