Adding dynamo support.

1 files changed, 37 insertions, 0 deletions

diff --git a/src/com/p4square/grow/backend/dynamo/DynamoProviderImpl.java b/src/com/p4square/grow/backend/dynamo/DynamoProviderImpl.java
new file mode 100644
index 0000000..93a535f
--- /dev/null
+++ b/src/com/p4square/grow/backend/dynamo/DynamoProviderImpl.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2013 Jesse Morgan
+ */
+
+package com.p4square.grow.backend.dynamo;
+
+import java.io.IOException;
+
+import com.p4square.grow.provider.Provider;
+import com.p4square.grow.provider.JsonEncodedProvider;
+
+/**
+ * Provider implementation backed by a DynamoDB Table.
+ *
+ * @author Jesse Morgan <jesse@jesterpm.net>
+ */
+public class DynamoProviderImpl<V> extends JsonEncodedProvider<V> implements Provider<DynamoKey, V> {
+    private final DynamoDatabase mDb;
+
+    public DynamoProviderImpl(DynamoDatabase db, Class<V> clazz) {
+        super(clazz);
+
+        mDb = db;
+    }
+
+    @Override
+    public V get(DynamoKey key) throws IOException {
+        String blob = mDb.getAttribute(key);
+        return decode(blob);
+    }
+
+    @Override
+    public void put(DynamoKey key, V obj) throws IOException {
+        String blob = encode(obj);
+        mDb.putAttribute(key, blob);
+    }
+}