#919 - io.ebean package initial

src/main/java/io/ebeaninternal/server/query/CallableQueryIds.java

@@ -0,0 +1,36 @@
+package io.ebeaninternal.server.query;
+
+import io.ebean.Transaction;
+import io.ebeaninternal.api.SpiEbeanServer;
+import io.ebeaninternal.api.SpiQuery;
+
+import java.util.List;
+import java.util.concurrent.Callable;
+
+/**
+ * Represent the fetch Id's query as a Callable.
+ *
+ * @param <T> the entity bean type
+ */
+public class CallableQueryIds<T> extends CallableQuery<T> implements Callable<List<Object>> {
+
+
+  public CallableQueryIds(SpiEbeanServer server, SpiQuery<T> query, Transaction t) {
+    super(server, query, t);
+  }
+
+  /**
+   * Execute the find Id's query returning the list of Id's.
+   */
+  public List<Object> call() throws Exception {
+    // we have already made a copy of the query
+    // this way the same query instance is available to the
+    // QueryFutureIds (as so has access to the List before it is done)
+    try {
+      return server.findIdsWithCopy(query, transaction);
+    } finally {
+      transaction.end();
+    }
+  }
+
+}