Rename AppConfig to DbConfig (#611)

[skip ci]

Author: nakamura-to

docs/config.rst

@@ -245,17 +245,17 @@ The simple definition is appropriate in following cases:
 
 .. code-block:: java
 
-  public class AppConfig implements Config {
+  public class DbConfig implements Config {
 
-      private static final AppConfig CONFIG = new AppConfig();
+      private static final DbConfig CONFIG = new DbConfig();
 
       private final Dialect dialect;
 
       private final LocalTransactionDataSource dataSource;
 
       private final TransactionManager transactionManager;
 
-      private AppConfig() {
+      private DbConfig() {
           dialect = new H2Dialect();
           dataSource = new LocalTransactionDataSource(
                   "jdbc:h2:mem:tutorial;DB_CLOSE_DELAY=-1", "sa", null);
@@ -278,16 +278,16 @@ The simple definition is appropriate in following cases:
           return transactionManager;
       }
 
-      public static AppConfig singleton() {
+      public static DbConfig singleton() {
           return CONFIG;
       }
   }
 
-You can use the above ``AppConfig`` class as follows:
+You can use the above ``DbConfig`` class as follows:
 
 .. code-block:: java
 
-  EmployeeDao dao = new EmployeeDaoImpl(AppConfig.singleton());
+  EmployeeDao dao = new EmployeeDaoImpl(DbConfig.singleton());
 
 The above ``EmployeeDao`` interface must be annotated with the ``@Dao`` annotation as follows:
 
@@ -312,7 +312,7 @@ Suppose the ``dialect`` and the ``dataSource`` are injected by the dependency in
 
 .. code-block:: java
 
-  public class AppConfig implements Config {
+  public class DbConfig implements Config {
 
       private Dialect dialect;
 

docs/transaction.rst

@@ -30,17 +30,17 @@ Here is an example:
 
 .. code-block:: java
 
-  public class AppConfig implements Config {
+  public class DbConfig implements Config {
 
-      private static final AppConfig CONFIG = new AppConfig();
+      private static final DbConfig CONFIG = new DbConfig();
 
       private final Dialect dialect;
 
       private final LocalTransactionDataSource dataSource;
 
       private final TransactionManager transactionManager;
 
-      private AppConfig() {
+      private DbConfig() {
           dialect = new H2Dialect();
           dataSource = new LocalTransactionDataSource(
                   "jdbc:h2:mem:tutorial;DB_CLOSE_DELAY=-1", "sa", null);
@@ -63,7 +63,7 @@ Here is an example:
           return transactionManager;
       }
 
-      public static AppConfig singleton() {
+      public static DbConfig singleton() {
           return CONFIG;
       }
   }
@@ -102,8 +102,8 @@ Use a lambda expression to write a process which you want to run in a transactio
 
 .. code-block:: java
 
-  TransactionManager tm = AppConfig.singleton().getTransactionManager();
-  EmployeeDao dao = new EmployeeDaoImpl(AppConfig.singleton());
+  TransactionManager tm = DbConfig.singleton().getTransactionManager();
+  EmployeeDao dao = new EmployeeDaoImpl(DbConfig.singleton());
 
   tm.required(() -> {
       Employee employee = dao.selectById(1);
@@ -122,8 +122,8 @@ Besides throwing an exception, you can use ``setRollbackOnly`` method to rollbac
 
 .. code-block:: java
 
-  TransactionManager tm = AppConfig.singleton().getTransactionManager();
-  EmployeeDao dao = new EmployeeDaoImpl(AppConfig.singleton());
+  TransactionManager tm = DbConfig.singleton().getTransactionManager();
+  EmployeeDao dao = new EmployeeDaoImpl(DbConfig.singleton());
 
   tm.required(() -> {
       Employee employee = dao.selectById(1);
@@ -141,8 +141,8 @@ With a savepoint, you can cancel specific changes in a transaction.
 
 .. code-block:: java
 
-  TransactionManager tm = AppConfig.singleton().getTransactionManager();
-  EmployeeDao dao = new EmployeeDaoImpl(AppConfig.singleton());
+  TransactionManager tm = DbConfig.singleton().getTransactionManager();
+  EmployeeDao dao = new EmployeeDaoImpl(DbConfig.singleton());
 
   tm.required(() -> {
       // Search and update

doma-core/src/main/java/org/seasar/doma/jdbc/tx/KeepAliveLocalTransaction.java

@@ -13,7 +13,7 @@
  * <p>This instance is thread safe.
  *
  * <pre>
- * KeepAliveLocalTransaction tx = AppConfig.getKeepAliveLocalTransaction();
+ * KeepAliveLocalTransaction tx = DbConfig.singleton().getKeepAliveLocalTransaction();
  * tx.init();
  * try {
  *     try {

doma-core/src/main/java/org/seasar/doma/jdbc/tx/LocalTransaction.java

@@ -21,7 +21,7 @@
  * the transaction always by {@link #commit()} or {@link #rollback()}.
  *
  * <pre>
- * LocalTransaction tx = AppConfig.getLocalTransaction();
+ * LocalTransaction tx = DbConfig.singleton().getLocalTransaction();
  * try {
  *     tx.begin();
  *
@@ -39,7 +39,8 @@
  * Same instance can handle multiple transactions sequentially.
  *
  * <pre>
- * LocalTransaction tx = AppConfig.getLocalTransaction();
+ * Db
+ * LocalTransaction tx = DbConfig.singleton().getLocalTransaction();
  * // transaction 1
  * try {
  *     tx.begin();