From def92d1b8e9d373e2f6f27c366d578d97d8960c6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 15 May 2024 05:34:50 +0200
Subject: Merging upstream version 126.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 parser/html/javasrc/Tokenizer.java   | 24 ++++++++++++++++++++++--
 parser/html/javasrc/TreeBuilder.java | 23 +++++++++++++++++++++--
 2 files changed, 43 insertions(+), 4 deletions(-)

(limited to 'parser/html/javasrc')

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[
diff --git a/parser/html/javasrc/TreeBuilder.java b/parser/html/javasrc/TreeBuilder.java
index f7b70ee0da..c190b7fd20 100644
--- a/parser/html/javasrc/TreeBuilder.java
+++ b/parser/html/javasrc/TreeBuilder.java
@@ -436,6 +436,8 @@ public abstract class TreeBuilder<T> implements TokenHandler,
 
     private boolean allowDeclarativeShadowRoots = false;
 
+    private boolean keepBuffer = false;
+
     // [NOCPP[
 
     private boolean reportingDoctype = true;
@@ -577,6 +579,18 @@ public abstract class TreeBuilder<T> implements TokenHandler,
 
     // ]NOCPP]
 
+    public void setKeepBuffer(boolean keepBuffer) {
+        this.keepBuffer = keepBuffer;
+    }
+
+    public boolean dropBufferIfLongerThan(int length) {
+        if (charBuffer.length > length) {
+            charBuffer = null;
+            return true;
+        }
+        return false;
+    }
+
     @SuppressWarnings("unchecked") public final void startTokenization(Tokenizer self) throws SAXException {
         tokenizer = self;
         stackNodes = new StackNode[64];
@@ -598,7 +612,9 @@ public abstract class TreeBuilder<T> implements TokenHandler,
         // ]NOCPP]
         start(fragment);
         charBufferLen = 0;
-        charBuffer = null;
+        if (!keepBuffer) {
+            charBuffer = null;
+        }
         framesetOk = true;
         if (fragment) {
             T elt;
@@ -1451,7 +1467,10 @@ public abstract class TreeBuilder<T> implements TokenHandler,
         // [NOCPP[
         idLocations.clear();
         // ]NOCPP]
-        charBuffer = null;
+
+        if (!keepBuffer) {
+            charBuffer = null;
+        }
         end();
     }
 
-- 
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