first commit

hrmsEjb/net/sf/jasperreports/engine/query/JRQueryExecuter.java

@@ -0,0 +1,12 @@
+package net.sf.jasperreports.engine.query;
+
+import net.sf.jasperreports.engine.JRDataSource;
+import net.sf.jasperreports.engine.JRException;
+
+public interface JRQueryExecuter {
+  JRDataSource createDatasource() throws JRException;
+  
+  void close();
+  
+  boolean cancelQuery() throws JRException;
+}