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Posted to cvs@cocoon.apache.org by cz...@apache.org on 2001/05/31 11:29:31 UTC
cvs commit: xml-cocoon2/src/org/apache/cocoon/transformation SQLTransformer.java
cziegeler 01/05/31 02:29:30
Modified: src/org/apache/cocoon/transformation SQLTransformer.java
Log:
Update to the SQLTransformer. It now resets (recycles) all instance variables
Revision Changes Path
1.4 +35 -21 xml-cocoon2/src/org/apache/cocoon/transformation/SQLTransformer.java
Index: SQLTransformer.java
===================================================================
RCS file: /home/cvs/xml-cocoon2/src/org/apache/cocoon/transformation/SQLTransformer.java,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- SQLTransformer.java 2001/05/23 12:32:18 1.3
+++ SQLTransformer.java 2001/05/31 09:29:26 1.4
@@ -18,6 +18,8 @@
import java.util.Map;
import java.util.Properties;
import java.util.Vector;
+import org.apache.avalon.excalibur.datasource.DataSourceComponent;
+import org.apache.avalon.excalibur.pool.Recyclable;
import org.apache.avalon.framework.activity.Disposable;
import org.apache.avalon.framework.component.Component;
import org.apache.avalon.framework.component.ComponentException;
@@ -31,8 +33,6 @@
import org.apache.cocoon.util.ClassUtils;
import org.apache.cocoon.xml.XMLConsumer;
import org.apache.cocoon.xml.XMLProducer;
-import org.apache.avalon.excalibur.datasource.DataSourceComponent;
-import org.apache.avalon.excalibur.pool.Poolable;
import org.apache.log.Logger;
import org.xml.sax.Attributes;
import org.xml.sax.ContentHandler;
@@ -46,10 +46,11 @@
* @author <a href="mailto:balld@webslingerZ.com">Donald Ball</a>
* @author <a href="mailto:giacomo.pati@pwr.ch">Giacomo Pati</a>
* (PWR Organisation & Entwicklung)
- * @version CVS $Revision: 1.3 $ $Date: 2001/05/23 12:32:18 $ $Author: giacomo $
+ * @version CVS $Revision: 1.4 $ $Date: 2001/05/31 09:29:26 $ $Author: cziegeler $
*/
-public class SQLTransformer extends AbstractTransformer implements Composable, Poolable, Disposable {
+public class SQLTransformer extends AbstractTransformer
+implements Composable, Recyclable, Disposable {
/** The SQL namespace **/
public static final String my_uri = "http://apache.org/cocoon/SQL/2.0";
@@ -78,26 +79,22 @@
public static final int STATE_INSIDE_ANCESTOR_VALUE_ELEMENT = 4;
/** Default parameters that might apply to all queries **/
- protected Properties default_properties = new Properties();
+ protected Properties default_properties;
/** The list of queries that we're currently working on **/
- protected Vector queries = new Vector();
+ protected Vector queries;
/** The offset of the current query in the queries list **/
- protected int current_query_index = -1;
+ protected int current_query_index;
/** The name of the value element we're currently receiving **/
protected String current_name;
/** The current state of the event receiving FSM **/
- protected int current_state = SQLTransformer.STATE_OUTSIDE;
+ protected int current_state;
/** The value of the value element we're currently receiving **/
- protected StringBuffer current_value = new StringBuffer();
-
- /** SAX producing state information **/
- protected XMLConsumer xml_consumer;
- protected LexicalHandler lexical_handler;
+ protected StringBuffer current_value;
protected ComponentSelector dbSelector = null;
protected ComponentManager manager;
@@ -111,12 +108,29 @@
}
}
+ /**
+ * Recycle this component
+ */
+ public void recylce() {
+ super.recycle();
+ this.queries = null;
+ this.current_value = null;
+ this.current_name = null;
+ this.default_properties = null;
+ }
+
/** BEGIN SitemapComponent methods **/
public void setup(SourceResolver resolver, Map objectModel,
String source, Parameters parameters)
throws ProcessingException, SAXException, IOException {
- current_state = SQLTransformer.STATE_OUTSIDE;
+ // setup instance variables
+ this.queries = new Vector();
+ this.current_value = new StringBuffer();
+ this.current_name = null;
+ this.current_query_index = -1;
+ this.default_properties = new Properties();
+ this.current_state = SQLTransformer.STATE_OUTSIDE;
// Check for connection
String parameter = parameters.getParameter(SQLTransformer.MAGIC_CONNECTION, null);
@@ -151,6 +165,13 @@
}
+ /**
+ * dispose
+ */
+ public void dispose() {
+ if(this.dbSelector != null) this.manager.release((Component) this.dbSelector);
+ }
+
/** END SitemapComponent methods **/
/** BEGIN my very own methods **/
@@ -635,11 +656,4 @@
}
-
- /**
- * dispose
- */
- public void dispose() {
- if(this.dbSelector != null) this.manager.release((Component) this.dbSelector);
- }
}
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