[empire-db] branch master updated: EMPIREDB-282 convenience function

[do...@apache.org]

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doebele pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/empire-db.git


The following commit(s) were added to refs/heads/master by this push:
     new 131e60f  EMPIREDB-282 convenience function
131e60f is described below

commit 131e60f7d41373e46aa455bcb5c6fcb7ec4513af
Author: Rainer Döbele <do...@apache.org>
AuthorDate: Thu Nov 14 19:02:23 2019 +0100

    EMPIREDB-282
    convenience function
---
 empire-db/src/main/java/org/apache/empire/db/DBCommandExpr.java | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/empire-db/src/main/java/org/apache/empire/db/DBCommandExpr.java b/empire-db/src/main/java/org/apache/empire/db/DBCommandExpr.java
index dc9292e..e55f4f8 100644
--- a/empire-db/src/main/java/org/apache/empire/db/DBCommandExpr.java
+++ b/empire-db/src/main/java/org/apache/empire/db/DBCommandExpr.java
@@ -429,6 +429,14 @@ public abstract class DBCommandExpr extends DBExpr
     	DBDatabaseDriver driver = getDatabase().getDriver();
     	return driver.createCombinedCommand(this, "INTERSECT", other);
     }
+    
+    /**
+     * Returns whether or not the command has order by set
+     */
+    public boolean hasOrderBy()
+    {
+        return (this.orderBy!=null ? !this.orderBy.isEmpty() : false);
+    }
 
     /**
      * Returns a copy of the defined order-bys.