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diff --git a/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/html/HTMLStreamElement.java b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/html/HTMLStreamElement.java
new file mode 100644
index 000000000..fdb821c84
--- /dev/null
+++ b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/html/HTMLStreamElement.java
@@ -0,0 +1,72 @@
+package org.simantics.document.linking.report.html;
+
+import java.io.BufferedInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.PrintStream;
+
+/**
+ * Base class for single HTML stream.
+ * 
+ * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
+ *
+ */
+
+public class HTMLStreamElement implements HTMLElement{
+	
+	protected HTMLStreamElement parent;
+	protected File file;
+	protected PrintStream os;
+	
+	public HTMLStreamElement(File file) throws Exception{
+		parent = null;
+		this.file = file;
+		os = new PrintStream(file,"UTF-8");
+	}
+	
+	public HTMLStreamElement(HTMLStreamElement parent) throws Exception{
+		this.parent = parent;
+		openStream();
+	}
+	
+	private void openStream() throws IOException {
+		file = File.createTempFile("report_content", ".html");
+		os = new PrintStream(file,"UTF-8");
+	}
+	
+
+	protected void copyData(File source, PrintStream dest)throws Exception {
+		BufferedInputStream is = new BufferedInputStream(new FileInputStream(source));
+		while (true) {
+			int read = is.read();
+			if (read == -1)
+				break;
+			dest.write(read);
+		}
+		is.close();
+	}
+	
+	public PrintStream getPrintStream() {
+		return os;
+	}
+	
+	/**
+	 * Closes the stream and copies the contents to the parent stream.
+	 * @throws Exception
+	 */
+	public void close() throws Exception {
+		os.flush();
+		os.close();
+		if (parent != null) {
+			copyData(file, parent.os);
+			file.delete();
+		}
+		os = null;
+	}
+	
+	@Override
+	public String getId() {
+		return null;
+	}
+}