Changeset 32160

Timestamp:

2018-03-15T01:07:14+13:00 (6 years ago)

Author:

Georgiy Litvinov

Message:

Cache last document to speed up multisection documents load.

File:

• main/trunk/greenstone3/src/java/org/greenstone/gsdl3/service/GS2LuceneRetrieve.java (modified) (2 diffs)

main/trunk/greenstone3/src/java/org/greenstone/gsdl3/service/GS2LuceneRetrieve.java

@@ -59 +59 @@
 
     private boolean text_available = true;
+    protected Element lastXMLDocumentElement = null;
+    protected File lastXMLDocumentFile = null;
+
 
     public GS2LuceneRetrieve()
@@ -131 +134 @@
                 throw new Exception("Doc XML file " + doc_xml_file.getPath() + " does not exist");
             }
-            Document doc_xml_doc = this.converter.getDOM(doc_xml_file, "utf-8");
-            if (doc_xml_doc == null)
-            {
-                throw new Exception("Couldn't parse file " + doc_xml_file.getPath());
+            Element full_document = null;
+            if (lastXMLDocumentFile != null && lastXMLDocumentFile.equals(doc_xml_file)) {
+                full_document = lastXMLDocumentElement;
+            } else {
+                Document doc_xml_doc = this.converter.getDOM(doc_xml_file, "utf-8");
+                if (doc_xml_doc == null)
+                {
+                    throw new Exception("Couldn't parse file " + doc_xml_file.getPath());
+                }
+                full_document = doc_xml_doc.getDocumentElement();
+                if (full_document == null)
+                {
+                    throw new Exception("Couldn't parse file " + doc_xml_file.getPath());
+                }
             }
-            Element full_document = doc_xml_doc.getDocumentElement();
-            if (full_document == null)
-            {
-                throw new Exception("Couldn't parse file " + doc_xml_file.getPath());
-            }
+            lastXMLDocumentElement = full_document;
+            lastXMLDocumentFile = doc_xml_file;
+            
             Element current_section = null;
             if (default_level.equals(DOC_LEVEL))