#919 - io.ebean package initial

src/main/java/io/ebeaninternal/server/persist/dmlbind/BindablePropertyUpdateGenerated.java

@@ -0,0 +1,64 @@
+package io.ebeaninternal.server.persist.dmlbind;
+
+import io.ebean.bean.EntityBean;
+import io.ebeaninternal.server.core.PersistRequestBean;
+import io.ebeaninternal.server.deploy.BeanProperty;
+import io.ebeaninternal.server.deploy.generatedproperty.GeneratedProperty;
+import io.ebeaninternal.server.persist.dml.GenerateDmlRequest;
+
+import java.sql.SQLException;
+import java.util.List;
+
+/**
+ * Bindable for update on a property with a GeneratedProperty.
+ * <p>
+ * This is typically a 'update timestamp' or 'counter'.
+ * </p>
+ */
+public class BindablePropertyUpdateGenerated extends BindableProperty {
+
+  private final GeneratedProperty gen;
+
+  public BindablePropertyUpdateGenerated(BeanProperty prop, GeneratedProperty gen) {
+    super(prop);
+    this.gen = gen;
+  }
+
+  /**
+   * Add BindablePropertyUpdateGenerated if the property is loaded.
+   */
+  public void addToUpdate(PersistRequestBean<?> request, List<Bindable> list) {
+    if (gen.includeInAllUpdates()) {
+      list.add(this);
+    } else if (request.isLoadedProperty(prop)) {
+      list.add(this);
+    }
+  }
+
+  public void dmlBind(BindableRequest request, EntityBean bean) throws SQLException {
+
+    Object value = gen.getUpdateValue(prop, bean, request.now());
+
+    // generated value should be the correct type
+    request.bind(value, prop);
+
+    if (prop.isVersion()) {
+      if (request.getPersistRequest().isLoadedProperty(prop)) {
+        // set to the bean after the where clause has been generated
+        request.registerGeneratedVersion(value);
+      }
+    } else {
+      // @WhenModified set without invoking interception
+      prop.setValueChanged(bean, value);
+    }
+  }
+
+  /**
+   * Always bind on Insert SET.
+   */
+  @Override
+  public void dmlAppend(GenerateDmlRequest request) {
+    request.appendColumn(prop.getDbColumn());
+  }
+
+}