The CreateTable permission should not be required to use the library if the tables already exist

Author: derXear

pom.xml

@@ -11,7 +11,7 @@
 
     <groupId>com.dasburo</groupId>
     <artifactId>spring-cache-dynamodb</artifactId>
-    <version>0.9.4</version>
+    <version>0.9.5</version>
 
     <name>Amazon DynamoDB for Spring Cache</name>
     <description>Spring Cache implementation based on Amazon DynamoDB</description>

src/main/java/com/dasburo/spring/cache/dynamo/DefaultDynamoCacheWriter.java

@@ -189,9 +189,14 @@ public boolean createIfNotExists(String name, Duration ttl, Long readCapacityUni
     Assert.notNull(name, "Name must not be null!");
     Assert.notNull(ttl, "TTL must not be null! Use Duration.ZERO to disable TTL.");
 
-    boolean created = TableUtils.createTableIfNotExists(dynamoTemplate, createTableRequest(name, readCapacityUnits, writeCapacityUnits));
-    if (created && !ttl.isZero()) {
-      dynamoTemplate.updateTimeToLive(updateTimeToLiveRequest(name));
+    boolean created = false;
+    try {
+      dynamoTemplate.describeTable(name);
+    } catch(ResourceNotFoundException e) {
+      created = TableUtils.createTableIfNotExists(dynamoTemplate, createTableRequest(name, readCapacityUnits, writeCapacityUnits));
+      if (created && !ttl.isZero()) {
+        dynamoTemplate.updateTimeToLive(updateTimeToLiveRequest(name));
+      }
     }
     return created;
   }