From 6168dbe21f5f83b906e562ea0ab232d499b275a6 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Wed, 15 Jan 2020 14:56:04 -0500
Subject: Add java htmlparser sources that match the original 52-level state

https://hg.mozilla.org/projects/htmlparser/
Commit: abe62ab2a9b69ccb3b5d8a231ec1ae11154c571d
---
 .../src/nu/validator/encoding/Decoder.java         | 80 ++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 parser/html/java/htmlparser/src/nu/validator/encoding/Decoder.java

(limited to 'parser/html/java/htmlparser/src/nu/validator/encoding/Decoder.java')

diff --git a/parser/html/java/htmlparser/src/nu/validator/encoding/Decoder.java b/parser/html/java/htmlparser/src/nu/validator/encoding/Decoder.java
new file mode 100644
index 000000000..41e06c63a
--- /dev/null
+++ b/parser/html/java/htmlparser/src/nu/validator/encoding/Decoder.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2015 Mozilla Foundation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a 
+ * copy of this software and associated documentation files (the "Software"), 
+ * to deal in the Software without restriction, including without limitation 
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense, 
+ * and/or sell copies of the Software, and to permit persons to whom the 
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in 
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+package nu.validator.encoding;
+import java.nio.charset.Charset;
+import java.nio.charset.CharsetDecoder;
+import java.nio.charset.CodingErrorAction;
+
+public abstract class Decoder extends CharsetDecoder {
+
+    protected boolean report = true;
+    
+    protected Decoder(Charset cs, float averageCharsPerByte, float maxCharsPerByte) {
+        super(cs, averageCharsPerByte, maxCharsPerByte);
+    }
+
+    @Override protected final void implOnMalformedInput(CodingErrorAction newAction) {
+        if (newAction == null) {
+            throw new IllegalArgumentException("The argument must not be null.");
+        }
+        if (newAction == CodingErrorAction.IGNORE) {
+            throw new IllegalArgumentException("The Encoding Standard does not allow errors to be ignored.");
+        }
+        if (newAction == CodingErrorAction.REPLACE) {
+            this.report = false;
+            return;
+        }
+        if (newAction == CodingErrorAction.REPORT) {
+            this.report = true;
+            return;
+        }
+        assert false: "Unreachable.";
+        throw new IllegalArgumentException("Unknown CodingErrorAction.");
+    }
+
+    @Override protected final void implOnUnmappableCharacter(
+            CodingErrorAction newAction) {
+        if (newAction == null) {
+            throw new IllegalArgumentException("The argument must not be null.");
+        }
+        if (newAction == CodingErrorAction.IGNORE) {
+            throw new IllegalArgumentException("The Encoding Standard does not allow errors to be ignored.");
+        }
+        if (newAction == CodingErrorAction.REPLACE) {
+            return; // We don't actually care, since there are no unmappables.
+        }
+        if (newAction == CodingErrorAction.REPORT) {
+            return; // We don't actually care, since there are no unmappables.
+        }
+        assert false: "Unreachable.";
+        throw new IllegalArgumentException("Unknown CodingErrorAction.");
+    }
+
+    @Override protected final void implReplaceWith(String newReplacement) {
+        if (!"\uFFFD".equals(newReplacement)) {
+            throw new IllegalArgumentException("Only U+FFFD is allowed as the replacement.");
+        }
+    }
+    
+    // TODO: Check if the JDK decoders reset the reporting state on reset()
+}
-- 
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