#919 - io.ebean package initial

src/main/java/io/ebeaninternal/server/transaction/TransactionScopeManager.java

@@ -0,0 +1,58 @@
+package io.ebeaninternal.server.transaction;
+
+import io.ebeaninternal.api.SpiTransaction;
+import io.ebeaninternal.api.SpiTransactionScopeManager;
+
+/**
+ * Manages the Transactions typically held in a ThreadLocal.
+ */
+public abstract class TransactionScopeManager implements SpiTransactionScopeManager {
+
+  protected final TransactionManager transactionManager;
+
+  protected final String serverName;
+
+  public TransactionScopeManager(TransactionManager transactionManager) {
+    this.transactionManager = transactionManager;
+    this.serverName = transactionManager.getServerName();
+  }
+
+  /**
+   * Return the current Transaction for this serverName and Thread.
+   */
+  public abstract SpiTransaction get();
+
+  /**
+   * Set a new Transaction for this serverName and Thread.
+   */
+  public abstract void set(SpiTransaction trans);
+
+  /**
+   * Commit the current transaction.
+   */
+  public abstract void commit();
+
+  /**
+   * Rollback the current transaction.
+   */
+  public abstract void rollback();
+
+
+  /**
+   * Rollback if required.
+   */
+  public abstract void end();
+
+  /**
+   * Replace the current transaction with this one.
+   * <p>
+   * Used for Background fetching and Nested transaction scopes.
+   * </p>
+   * <p>
+   * Used for background fetching. Replaces the current transaction with a
+   * 'dummy' transaction. The current transaction is given to the background
+   * thread so it can continue the fetch.
+   * </p>
+   */
+  public abstract void replace(SpiTransaction trans);
+}