#919 - io.ebean package initial

src/main/java/io/ebeaninternal/server/expression/NonPrepareExpression.java

@@ -0,0 +1,31 @@
+package io.ebeaninternal.server.expression;
+
+import io.ebean.event.BeanQueryRequest;
+import io.ebeaninternal.api.SpiExpression;
+
+/**
+ * Base abstract expression that does nothing for prepareExpression().
+ */
+abstract class NonPrepareExpression implements SpiExpression {
+
+  @Override
+  public void simplify() {
+    // do nothing
+  }
+
+  @Override
+  public void prepareExpression(BeanQueryRequest<?> request) {
+    // do nothing
+  }
+
+  @Override
+  public Object getIdEqualTo(String idName) {
+    // always null in this expression
+    return null;
+  }
+
+  @Override
+  public SpiExpression copyForPlanKey() {
+    return this;
+  }
+}