1 files changed, 22 insertions, 2 deletions

diff --git a/parser/html/javasrc/Tokenizer.java b/parser/html/javasrc/Tokenizer.java
index 0357cd0155..6d7c349155 100644
--- a/parser/html/javasrc/Tokenizer.java
+++ b/parser/html/javasrc/Tokenizer.java
@@ -511,6 +511,8 @@ public class Tokenizer implements Locator, Locator2 {
 
     private boolean shouldSuspend;
 
+    private boolean keepBuffer;
+
     protected boolean confident;
 
     private int line;
@@ -570,6 +572,7 @@ public class Tokenizer implements Locator, Locator2 {
         this.systemIdentifier = null;
         this.attributes = null;
         this.shouldSuspend = false;
+        this.keepBuffer = false;
         this.confident = false;
         this.line = 0;
         // CPPONLY: this.attributeLine = 0;
@@ -632,6 +635,7 @@ public class Tokenizer implements Locator, Locator2 {
         // CPPONLY: this.attributes = tokenHandler.HasBuilder() ? new HtmlAttributes(mappingLangToXmlLang) : null;
         // CPPONLY: this.newAttributesEachTime = !tokenHandler.HasBuilder();
         this.shouldSuspend = false;
+        this.keepBuffer = false;
         this.confident = false;
         this.line = 0;
         // CPPONLY: this.attributeLine = 0;
@@ -653,6 +657,18 @@ public class Tokenizer implements Locator, Locator2 {
     // CPPONLY: return viewingXmlSource;
     // CPPONLY: }
 
+    public void setKeepBuffer(boolean keepBuffer) {
+        this.keepBuffer = keepBuffer;
+    }
+
+    public boolean dropBufferIfLongerThan(int length) {
+        if (strBuf.length > length) {
+            strBuf = null;
+            return true;
+        }
+        return false;
+    }
+
     // [NOCPP[
 
     /**
@@ -7225,7 +7241,9 @@ public class Tokenizer implements Locator, Locator2 {
     }
 
     public void end() throws SAXException {
-        strBuf = null;
+        if (!keepBuffer) {
+            strBuf = null;
+        }
         doctypeName = null;
         if (systemIdentifier != null) {
             Portability.releaseString(systemIdentifier);
@@ -7415,7 +7433,9 @@ public class Tokenizer implements Locator, Locator2 {
 
     public void initializeWithoutStarting() throws SAXException {
         confident = false;
-        strBuf = null;
+        if (!keepBuffer) {
+            strBuf = null;
+        }
         line = 1;
         // CPPONLY: attributeLine = 1;
         // [NOCPP[