[#5413] Add support for Oracle's RATIO_TO_REPORT() analytic function

jOOQ/src/main/java/org/jooq/impl/RatioToReport.java

@@ -0,0 +1,83 @@
+/**
+ * Copyright (c) 2009-2016, Data Geekery GmbH (http://www.datageekery.com)
+ * All rights reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * Other licenses:
+ * -----------------------------------------------------------------------------
+ * Commercial licenses for this work are available. These replace the above
+ * ASL 2.0 and offer limited warranties, support, maintenance, and commercial
+ * database integrations.
+ *
+ * For more information, please visit: http://www.jooq.org/licenses
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ *
+ */
+package org.jooq.impl;
+
+import java.math.BigDecimal;
+
+import org.jooq.Context;
+import org.jooq.Field;
+
+/**
+ * @author Lukas Eder
+ */
+final class RatioToReport extends Function<BigDecimal> {
+
+    /**
+     * Generated UID
+     */
+    private static final long             serialVersionUID = 7292087943334025737L;
+    private final Field<? extends Number> field;
+
+    RatioToReport(Field<? extends Number> field) {
+        super("ratio_to_report", SQLDataType.DECIMAL, field);
+
+        this.field = field;
+    }
+
+    @Override
+    public final void accept(Context<?> ctx) {
+        switch (ctx.family()) {
+
+
+
+
+
+
+
+            default:
+                ctx.visit(field.cast(SQLDataType.DECIMAL))
+                   .sql(" / ")
+                   .visit(DSL.sum(field));
+                toSQLOverClause(ctx);
+                break;
+        }
+    }
+}