initial add of EbeanORM server based on v2.8.1

src/main/java/com/avaje/ebeaninternal/server/expression/NotExpression.java

@@ -0,0 +1,55 @@
+package com.avaje.ebeaninternal.server.expression;
+
+import com.avaje.ebean.Expression;
+import com.avaje.ebean.event.BeanQueryRequest;
+import com.avaje.ebeaninternal.api.ManyWhereJoins;
+import com.avaje.ebeaninternal.api.SpiExpression;
+import com.avaje.ebeaninternal.api.SpiExpressionRequest;
+import com.avaje.ebeaninternal.server.deploy.BeanDescriptor;
+
+final class NotExpression implements SpiExpression, LuceneAwareExpression {
+
+  private static final long serialVersionUID = 5648926732402355781L;
+
+  private static final String NOT = "not (";
+
+  private final SpiExpression exp;
+
+  NotExpression(Expression exp) {
+    this.exp = (SpiExpression) exp;
+  }
+
+  public void containsMany(BeanDescriptor<?> desc, ManyWhereJoins manyWhereJoin) {
+    exp.containsMany(desc, manyWhereJoin);
+  }
+
+  public void addBindValues(SpiExpressionRequest request) {
+    exp.addBindValues(request);
+  }
+
+  public void addSql(SpiExpressionRequest request) {
+    request.append(NOT);
+    exp.addSql(request);
+    request.append(") ");
+  }
+
+  /**
+   * Based on the expression.
+   */
+  public int queryAutoFetchHash() {
+    int hc = NotExpression.class.getName().hashCode();
+    hc = hc * 31 + exp.queryAutoFetchHash();
+    return hc;
+  }
+
+  public int queryPlanHash(BeanQueryRequest<?> request) {
+    int hc = NotExpression.class.getName().hashCode();
+    hc = hc * 31 + exp.queryPlanHash(request);
+    return hc;
+  }
+
+  public int queryBindHash() {
+    return exp.queryBindHash();
+  }
+
+}