Implemented grid data export extension for swing client.

org.adempiere.base/plugin.xml

@@ -11,6 +11,7 @@
    <extension-point id="org.compiere.interfaces.Status" name="Status interface" schema="schema/org.compiere.interfaces.Status.exsd"/>
    <extension-point id="org.adempiere.base.IModelFactory" name="Model Factory" schema="schema/org.adempiere.base.IModelFactory.exsd"/>
    <extension-point id="org.adempiere.base.IDocFactory" name="Financial Document Factory" schema="schema/org.adempiere.base.IDocFactory.exsd"/>
+   <extension-point id="org.adempiere.base.IGridTabExporter" name="Grid data export extension" schema="schema/org.adempiere.base.IGridTabExporter.exsd"/>
    <extension
          id="org.adempiere.base.DefaultModelFactory"
          name="Default model factory"
@@ -30,5 +31,14 @@
             priority="0">
       </factory>
    </extension>
+   <extension
+         id="org.adempiere.impexp.GridTabXlsExporter"
+         name="Grid data excel exporter"
+         point="org.adempiere.base.IGridTabExporter">
+      <exporter
+            class="org.adempiere.impexp.GridTabExcelExporter"
+            priority="0">
+      </exporter>
+   </extension>
 
 </plugin>

org.adempiere.base/schema/org.adempiere.base.IGridTabExporter.exsd

@@ -0,0 +1,109 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Schema file written by PDE -->
+<schema targetNamespace="org.adempiere.base" xmlns="http://www.w3.org/2001/XMLSchema">
+<annotation>
+      <appinfo>
+         <meta.schema plugin="org.adempiere.base" id="org.adempiere.base.IGridTabExporter" name="Grid data export extension"/>
+      </appinfo>
+      <documentation>
+         [Enter description of this extension point.]
+      </documentation>
+   </annotation>
+
+   <element name="extension">
+      <annotation>
+         <appinfo>
+            <meta.element />
+         </appinfo>
+      </annotation>
+      <complexType>
+         <choice>
+            <element ref="exporter"/>
+         </choice>
+         <attribute name="point" type="string" use="required">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="id" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="name" type="string">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+               <appinfo>
+                  <meta.attribute translatable="true"/>
+               </appinfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+   <element name="exporter">
+      <complexType>
+         <attribute name="priority" type="string" use="required">
+            <annotation>
+               <documentation>
+                  numeric priority value, higher value is of higher priority.
+               </documentation>
+            </annotation>
+         </attribute>
+         <attribute name="class" type="string" use="required">
+            <annotation>
+               <documentation>
+                  
+               </documentation>
+               <appinfo>
+                  <meta.attribute kind="java" basedOn=":org.adempiere.base.IGridTabExporter"/>
+               </appinfo>
+            </annotation>
+         </attribute>
+      </complexType>
+   </element>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="since"/>
+      </appinfo>
+      <documentation>
+         [Enter the first release in which this extension point appears.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="examples"/>
+      </appinfo>
+      <documentation>
+         [Enter extension point usage example here.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="apiinfo"/>
+      </appinfo>
+      <documentation>
+         [Enter API information here.]
+      </documentation>
+   </annotation>
+
+   <annotation>
+      <appinfo>
+         <meta.section type="implementation"/>
+      </appinfo>
+      <documentation>
+         [Enter information about supplied implementation of this extension point.]
+      </documentation>
+   </annotation>
+
+
+</schema>

org.adempiere.base/src/org/adempiere/base/IGridTabExporter.java

@@ -0,0 +1,48 @@
+/******************************************************************************
+ * Product: Adempiere ERP & CRM Smart Business Solution                       *
+ * Copyright (C) 2010 Heng Sin Low                							  *
+ * This program is free software; you can redistribute it and/or modify it    *
+ * under the terms version 2 of the GNU General Public License as published   *
+ * by the Free Software Foundation. This program is distributed in the hope   *
+ * that it will be useful, but WITHOUT ANY WARRANTY; without even the implied *
+ * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.           *
+ * See the GNU General Public License for more details.                       *
+ * You should have received a copy of the GNU General Public License along    *
+ * with this program; if not, write to the Free Software Foundation, Inc.,    *
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.                     *
+ *****************************************************************************/
+package org.adempiere.base;
+
+import java.io.File;
+
+import org.compiere.model.GridTab;
+
+/**
+ *
+ * @author hengsin
+ *
+ */
+public interface IGridTabExporter {
+
+	/**
+	 * export gridTab data to file
+	 * @param gridTab
+	 * @param file
+	 */
+	public void export(GridTab gridTab, File file);
+
+	/**
+	 * @return file extension
+	 */
+	public String getFileExtension();
+
+	/**
+	 * @return description for file extension
+	 */
+	public String getFileExtensionLabel();
+
+	/**
+	 * @return mime type
+	 */
+	public String getContentType();
+}

org.adempiere.base/src/org/adempiere/impexp/GridTabExcelExporter.java

@@ -13,9 +13,11 @@
  *****************************************************************************/
 package org.adempiere.impexp;
 
+import java.io.File;
 import java.util.HashMap;
-import java.util.Properties;
 
+import org.adempiere.base.IGridTabExporter;
+import org.adempiere.exceptions.AdempiereException;
 import org.compiere.model.GridField;
 import org.compiere.model.GridTab;
 import org.compiere.model.Lookup;
@@ -23,22 +25,22 @@ import org.compiere.model.MLookup;
 import org.compiere.model.MLookupFactory;
 import org.compiere.util.DisplayType;
 import org.compiere.util.Env;
+import org.compiere.util.Msg;
 
 /**
  * Excel Exporter Adapter for GridTab
  * @author Teo Sarca, www.arhipac.ro
  * 			<li>FR [ 1943731 ] Window data export functionality
  */
-public class GridTabExcelExporter extends AbstractExcelExporter
+public class GridTabExcelExporter extends AbstractExcelExporter implements IGridTabExporter
 {
 	private GridTab m_tab = null;
-	
+
-	public GridTabExcelExporter(Properties ctx, GridTab tab)
+	public GridTabExcelExporter()
 	{
-		m_tab = tab;
 		setFreezePane(0, 1);
 	}
-	
+
 	@Override
 	public int getColumnCount()
 	{
@@ -119,9 +121,9 @@ public class GridTabExcelExporter extends AbstractExcelExporter
 	{
 		; // nothing
 	}
-	
+
 	private HashMap<String, MLookup> m_buttonLookups = new HashMap<String, MLookup>();
-	
+
 	private MLookup getButtonLookup(GridField mField)
 	{
 		MLookup lookup = m_buttonLookups.get(mField.getColumnName());
@@ -143,4 +145,29 @@ public class GridTabExcelExporter extends AbstractExcelExporter
 		m_buttonLookups.put(mField.getColumnName(), lookup);
 		return lookup;
 	}
+
+	@Override
+	public void export(GridTab gridTab, File file) {
+		m_tab = gridTab;
+		try {
+			export(file, null);
+		} catch (Exception e) {
+			throw new AdempiereException(e);
+		}
+	}
+
+	@Override
+	public String getFileExtension() {
+		return "xls";
+	}
+
+	@Override
+	public String getFileExtensionLabel() {
+		return Msg.getMsg(Env.getCtx(), "FileXLS");
+	}
+
+	@Override
+	public String getContentType() {
+		return "application/vnd.ms-excel";
+	}
 }

org.adempiere.ui.swing/src/org/compiere/apps/AExport.java

@@ -16,18 +16,19 @@ package org.compiere.apps;
 import java.awt.Cursor;
 import java.io.File;
 import java.io.IOException;
-import java.util.Properties;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 import java.util.logging.Level;
 
 import javax.swing.JFileChooser;
 
-import org.adempiere.impexp.GridTabExcelExporter;
+import org.adempiere.base.IGridTabExporter;
+import org.adempiere.base.Service;
 import org.compiere.model.GridTab;
 import org.compiere.util.CLogMgt;
 import org.compiere.util.CLogger;
-import org.compiere.util.Env;
 import org.compiere.util.ExtensionFileFilter;
-import org.compiere.util.Msg;
 
 /**
  * Export button consequences
@@ -36,17 +37,33 @@ import org.compiere.util.Msg;
  */
 public class AExport
 {
-	private CLogger log = CLogger.getCLogger(getClass());	
+	private CLogger log = CLogger.getCLogger(getClass());
-	private Properties m_ctx = null;
 	private int m_WindowNo = 0;
-	
+	private Map<String, IGridTabExporter> exporterMap = null;
+	private Map<String, String> extensionMap = null;
+
 	public AExport(APanel parent)
 	{
-		m_ctx = Env.getCtx();
 		m_WindowNo = parent.getWindowNo();
 		//
+		exporterMap = new HashMap<String, IGridTabExporter>();
+		extensionMap = new HashMap<String, String>();
+		List<IGridTabExporter> exporterList = Service.list(IGridTabExporter.class);
+		for(IGridTabExporter exporter : exporterList)
+		{
+			String extension = exporter.getFileExtension();
+			if (!extensionMap.containsKey(extension))
+			{
+				extensionMap.put(extension, exporter.getFileExtensionLabel());
+				exporterMap.put(extension, exporter);
+			}
+		}
 		JFileChooser chooser = new JFileChooser();
-		chooser.addChoosableFileFilter(new ExtensionFileFilter("xls", Msg.getMsg(m_ctx, "FileXLS")));
+		for(Map.Entry<String, String> entry : extensionMap.entrySet())
+		{
+			chooser.addChoosableFileFilter(new ExtensionFileFilter(entry.getKey(), entry.getValue()));
+		}
+
 		if (chooser.showSaveDialog(parent) != JFileChooser.APPROVE_OPTION)
 			return;
 
@@ -76,9 +93,9 @@ public class AExport
 		parent.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
 		try
 		{
-			if (ext.equals("xls"))
+			if (extensionMap.containsKey(ext))
 			{
-				createXLS(outFile, parent.getCurrentTab());
+				export(outFile, parent.getCurrentTab(), ext);
 			}
 			else
 			{
@@ -96,11 +113,11 @@ public class AExport
 			parent.setCursor(Cursor.getDefaultCursor());
 		}
 	}
-	
+
-	private void createXLS(File outFile, GridTab tab)
+	private void export(File outFile, GridTab tab, String extension)
 	throws Exception
 	{
-		GridTabExcelExporter exporter = new GridTabExcelExporter(m_ctx, tab);
+		IGridTabExporter exporter = exporterMap.get(extension);
-		exporter.export(outFile, null);
+		exporter.export(tab, outFile);
 	}
 }