Honeycomb-73 Extensible initializers framework

Change-Id: Ib23453d4040d59a512686315995a5cf9e532cefc
Signed-off-by: Maros Marsalek <mmarsale@cisco.com>

1 files changed, 77 insertions, 0 deletions

diff --git a/infra/translate-spi/src/main/java/io/fd/honeycomb/translate/spi/read/Initialized.java b/infra/translate-spi/src/main/java/io/fd/honeycomb/translate/spi/read/Initialized.java
new file mode 100644
index 000000000..94fb3cd98
--- /dev/null
+++ b/infra/translate-spi/src/main/java/io/fd/honeycomb/translate/spi/read/Initialized.java
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.honeycomb.translate.spi.read;
+
+import com.google.common.base.Preconditions;
+import java.util.Objects;
+import javax.annotation.Nonnull;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+/**
+ * Just a DTO holding configuration data ID and the data itself.
+ */
+public final class Initialized<T extends DataObject> {
+
+    private final InstanceIdentifier<T> id;
+    private final T data;
+
+    private Initialized(final InstanceIdentifier<T> id, final T data) {
+        this.id = id;
+        this.data = data;
+    }
+
+    public InstanceIdentifier<T> getId() {
+        return id;
+    }
+
+    public T getData() {
+        return data;
+    }
+
+    @Override
+    public boolean equals(final Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+        final Initialized<?> that = (Initialized<?>) o;
+        return Objects.equals(id, that.id) &&
+                Objects.equals(data, that.data);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, data);
+    }
+
+    @Override
+    public String toString() {
+        return "Initialized{" +
+                "id=" + id +
+                ", data=" + data +
+                '}';
+    }
+
+    public static <C extends DataObject> Initialized<C> create(@Nonnull final InstanceIdentifier<C> id,
+                                                               @Nonnull final C data) {
+        return new Initialized<>(Preconditions.checkNotNull(id, "Id cannot be null"),
+                Preconditions.checkNotNull(data, "Data cannot be null"));
+    }
+}