X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=org.simantics.xml.sax.base%2Fsrc%2Forg%2Fsimantics%2Fxml%2Fsax%2Fbase%2FAbstractExporter.java;fp=org.simantics.xml.sax.base%2Fsrc%2Forg%2Fsimantics%2Fxml%2Fsax%2Fbase%2FAbstractExporter.java;h=14a3fca9f327c5dfd6e80f3e26e5ede095d7fba7;hb=dd3b2c7ecd5f4b60734f2602b16637aa8be2a263;hp=0000000000000000000000000000000000000000;hpb=47791aa9453c9d90786bc8ca7de102fb3ee90f3b;p=simantics%2Finterop.git

diff --git a/org.simantics.xml.sax.base/src/org/simantics/xml/sax/base/AbstractExporter.java b/org.simantics.xml.sax.base/src/org/simantics/xml/sax/base/AbstractExporter.java
new file mode 100644
index 0000000..14a3fca
--- /dev/null
+++ b/org.simantics.xml.sax.base/src/org/simantics/xml/sax/base/AbstractExporter.java
@@ -0,0 +1,79 @@
+package org.simantics.xml.sax.base;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+import javax.xml.stream.XMLOutputFactory;
+import javax.xml.stream.XMLStreamException;
+import javax.xml.stream.XMLStreamWriter;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.Session;
+import org.simantics.db.common.request.ReadRequest;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.message.ILogger;
+import org.simantics.message.MessageService;
+
+public class AbstractExporter {
+	
+	private Session session;
+	private File file;
+	private ILogger logger;
+	private Resource root;
+	private XMLWriter xmlWriter;
+	
+	public AbstractExporter(Session session, File file , Resource root, XMLWriter xmlWriter)  {
+		this.session = session;
+		this.file = file;
+		this.root = root;
+		this.xmlWriter = xmlWriter;
+	}
+	
+	public AbstractExporter(Session session, File file , Resource root)  {
+		this.session = session;
+		this.file = file;
+		this.root = root;
+	}
+	
+	public void setXmlWriter(XMLWriter xmlWriter) {
+		this.xmlWriter = xmlWriter;
+	}
+	
+	public void doExport() throws DatabaseException {
+		doExport(MessageService.getDefault()); 	
+	}
+	
+	public void doExport(ILogger logger) throws DatabaseException {
+		ExportRequest req = new ExportRequest();
+		session.syncRequest(req);
+	}
+	
+	
+	private class ExportRequest extends ReadRequest {
+		@Override
+		public void run(ReadGraph graph) throws DatabaseException {
+			XMLStreamWriter writer = null;
+			try {
+				XMLOutputFactory output = XMLOutputFactory.newInstance();
+				writer = output.createXMLStreamWriter(new FileOutputStream(file),"UTF-8");
+				writer.writeStartDocument("UTF-8", "1.0");
+				xmlWriter.write(root, writer);
+				
+				writer.writeEndDocument();
+				writer.close();
+			} catch (IOException|XMLStreamException e) {
+				try {
+					writer.close();
+				} catch (XMLStreamException err) {
+					
+				}
+				throw new DatabaseException(e);
+			} 
+			
+			
+		}
+	}
+
+}