dims 01/05/03 17:51:38
Modified: src/org/apache/cocoon/serialization Tag: xml-cocoon2
FOPSerializer.java
Log:
Checked-in Colin's Patch for FOPSerializer.
Revision Changes Path
No revision
No revision
1.1.2.20 +64 -9
xml-cocoon/src/org/apache/cocoon/serialization/Attic/FOPSerializer.java
Index: FOPSerializer.java
===================================================================
RCS file:
/home/cvs/xml-cocoon/src/org/apache/cocoon/serialization/Attic/FOPSerializer.java,v
retrieving revision 1.1.2.19
retrieving revision 1.1.2.20
diff -u -r1.1.2.19 -r1.1.2.20
--- FOPSerializer.java 2001/04/30 20:55:35 1.1.2.19
+++ FOPSerializer.java 2001/05/04 00:51:37 1.1.2.20
@@ -8,6 +8,8 @@
package org.apache.cocoon.serialization;
+import java.io.File;
+import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
@@ -15,8 +17,12 @@
import org.apache.cocoon.caching.Cacheable;
import org.apache.cocoon.caching.NOPCacheValidity;
import org.apache.avalon.excalibur.pool.Recyclable;
+import org.apache.avalon.framework.configuration.Configurable;
+import org.apache.avalon.framework.configuration.Configuration;
+import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.fop.apps.Driver;
import org.apache.fop.apps.FOPException;
+import org.apache.fop.apps.Options;
import org.apache.fop.apps.Version;
import org.apache.fop.messaging.MessageEvent;
import org.apache.fop.messaging.MessageHandler;
@@ -31,22 +37,70 @@
* (PWR Organisation & Entwicklung)
* @author <a href="mailto:[EMAIL PROTECTED]">Stefano Mazzocchi</a>
* @author <a href="mailto:[EMAIL PROTECTED]">Carsten Ziegeler</a>
- * @version CVS $Revision: 1.1.2.19 $ $Date: 2001/04/30 20:55:35 $
+ * @version CVS $Revision: 1.1.2.20 $ $Date: 2001/05/04 00:51:37 $
*
+ * The use of a config file for FOP is enabled by adding a configuration
+ * element to the serializer in the sitemap.
+ * <user-config src="../webapps/cocoon/WEB-INF/fop_config.xml"/>
+ * note the path to the config file has to be relative to where the
application
+ * started the JVM, or absolute. If any one wants to fix this, go ahead!
+ * (colin britton)
*/
public class FOPSerializer extends AbstractSerializer
-implements MessageListener, Recyclable, Cacheable {
+implements MessageListener, Recyclable, Configurable, Cacheable {
- /**
- * The FOP driver
- */
+ //Declare options for FOP
+ private Options options;
+
+ //Declare the FOP driver
private Driver driver;
+
+ /**
+ * Set the configurations for this serializer.
+ */
+ public void configure(Configuration conf)
+ throws ConfigurationException {
+ String userConfig = null;
+ File userConfigFile = null;
+
+ if (conf != null) {
+ Configuration child = conf.getChild("user-config");
+ if (child != null) {
+ try{
+ userConfig = child.getAttribute("src");
+ } catch(Exception ex) {
+ // getLogger().debug("FOPSerializer: No config file
specified ");
+ }
+ }
+ }
+
+ // Check for null, use external or inbuilt config.
+ if(userConfig != null){
+ try {
+ userConfigFile = new File(userConfig);
+ options = new Options(userConfigFile);
+ getLogger().debug("FOPSerializer: Using config file " +
userConfig);
+ } catch (Exception ex) {
+ getLogger().error("FOPSerializer: Cannot load config "
+ userConfig, ex);
+ throw new ConfigurationException("FOPSerializer: Cannot
load config " + userConfig, ex);
+ }
+ } else {
+ try {
+ options = new Options();
+ getLogger().debug("FOPSerializer: Using default config
file");
+ } catch (Exception e) {
+ getLogger().error("FOPSerializer: Cannot load default
config ", e);
+ }
+ }
+ }
+
/**
* Create the FOP driver
* Set the <code>OutputStream</code> where the XML should be serialized.
*/
public void setOutputStream(OutputStream out) {
+ // load the fop driver
this.driver = new Driver();
// the use of static resources sucks for servlet enviornments
@@ -88,10 +142,10 @@
* Receive FOP events.
*/
public void processMessage (MessageEvent event) {
- // XXX (SM)
- // we should consume the events in some meaningful way
- // for example formatting them on the metapipeline
- getLogger().debug("FOP Message: "+event.getMessage());
+ // Output FOP messgaes to Cocoon logging system
+ // Rather verbose, so wrote all as debug (including errors)
+ // Could be cleaned up to handle different messages as required (CB)
+ getLogger().debug("FOP Message: "+event.getMessage());
}
/**
@@ -124,6 +178,7 @@
public void recycle() {
super.recycle();
MessageHandler.removeListener(this);
+ this.options = null;
this.driver = null;
}
----------------------------------------------------------------------
In case of troubles, e-mail: [EMAIL PROTECTED]
To unsubscribe, e-mail: [EMAIL PROTECTED]
For additional commands, e-mail: [EMAIL PROTECTED]
