diff options
| author | James Moger <james.moger@gmail.com> | 2013-03-08 21:14:50 -0500 |
|---|---|---|
| committer | James Moger <james.moger@gmail.com> | 2013-03-08 21:14:50 -0500 |
| commit | d8915c7da130b8a6de6f2c911effe0e10dbe4d12 (patch) | |
| tree | dec81ecb015b1e1102f019fd0d3d3ac5bb5492d0 /src/main/java/com/iciql/OrderExpression.java | |
| parent | 926634baaccf8f19f30fa179298ca7edebfeb58d (diff) | |
| download | iciql-d8915c7da130b8a6de6f2c911effe0e10dbe4d12.tar.gz iciql-d8915c7da130b8a6de6f2c911effe0e10dbe4d12.zip | |
Conform to Apache standard directory layout
Diffstat (limited to 'src/main/java/com/iciql/OrderExpression.java')
| -rw-r--r-- | src/main/java/com/iciql/OrderExpression.java | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/main/java/com/iciql/OrderExpression.java b/src/main/java/com/iciql/OrderExpression.java new file mode 100644 index 0000000..f450bfb --- /dev/null +++ b/src/main/java/com/iciql/OrderExpression.java @@ -0,0 +1,55 @@ +/*
+ * Copyright 2004-2011 H2 Group.
+ * Copyright 2011 James Moger.
+ *
+ * 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.
+ */
+
+package com.iciql;
+
+/**
+ * An expression to order by in a query.
+ *
+ * @param <T>
+ * the query data type
+ */
+
+class OrderExpression<T> {
+ private Query<T> query;
+ private Object expression;
+ private boolean desc;
+ private boolean nullsFirst;
+ private boolean nullsLast;
+
+ OrderExpression(Query<T> query, Object expression, boolean desc, boolean nullsFirst, boolean nullsLast) {
+ this.query = query;
+ this.expression = expression;
+ this.desc = desc;
+ this.nullsFirst = nullsFirst;
+ this.nullsLast = nullsLast;
+ }
+
+ void appendSQL(SQLStatement stat) {
+ query.appendSQL(stat, null, expression);
+ if (desc) {
+ stat.appendSQL(" DESC");
+ }
+ if (nullsLast) {
+ stat.appendSQL(" NULLS LAST");
+ }
+ if (nullsFirst) {
+ stat.appendSQL(" NULLS FIRST");
+ }
+ }
+
+}
|