Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.document.linking.ui / src / org / simantics / document / linking / report / html / HTMLStreamElement.java

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 (file)
index 0000000..fdb821c
--- /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;\r
+\r
+import java.io.BufferedInputStream;\r
+import java.io.File;\r
+import java.io.FileInputStream;\r
+import java.io.IOException;\r
+import java.io.PrintStream;\r
+\r
+/**\r
+ * Base class for single HTML stream.\r
+ * \r
+ * @author Marko Luukkainen <marko.luukkainen@vtt.fi>\r
+ *\r
+ */\r
+\r
+public class HTMLStreamElement implements HTMLElement{\r
+       \r
+       protected HTMLStreamElement parent;\r
+       protected File file;\r
+       protected PrintStream os;\r
+       \r
+       public HTMLStreamElement(File file) throws Exception{\r
+               parent = null;\r
+               this.file = file;\r
+               os = new PrintStream(file,"UTF-8");\r
+       }\r
+       \r
+       public HTMLStreamElement(HTMLStreamElement parent) throws Exception{\r
+               this.parent = parent;\r
+               openStream();\r
+       }\r
+       \r
+       private void openStream() throws IOException {\r
+               file = File.createTempFile("report_content", ".html");\r
+               os = new PrintStream(file,"UTF-8");\r
+       }\r
+       \r
+\r
+       protected void copyData(File source, PrintStream dest)throws Exception {\r
+               BufferedInputStream is = new BufferedInputStream(new FileInputStream(source));\r
+               while (true) {\r
+                       int read = is.read();\r
+                       if (read == -1)\r
+                               break;\r
+                       dest.write(read);\r
+               }\r
+               is.close();\r
+       }\r
+       \r
+       public PrintStream getPrintStream() {\r
+               return os;\r
+       }\r
+       \r
+       /**\r
+        * Closes the stream and copies the contents to the parent stream.\r
+        * @throws Exception\r
+        */\r
+       public void close() throws Exception {\r
+               os.flush();\r
+               os.close();\r
+               if (parent != null) {\r
+                       copyData(file, parent.os);\r
+                       file.delete();\r
+               }\r
+               os = null;\r
+       }\r
+       \r
+       @Override\r
+       public String getId() {\r
+               return null;\r
+       }\r
+}\r