From 81bcd5c1f677de9c79155c87bcfbfc5896920403 Mon Sep 17 00:00:00 2001
From: Jesse Wilson <jessewilson@google.com>
Date: Tue, 20 Apr 2010 14:16:25 -0700
Subject: Fixing reset() on SAXParser and DocumentBuilder, and cleaning up
 nearby tests.

Also fixing vogar to support a directory of test expectations, so we
can group them by file rather than colocating failures we want to fix
with those that we don't.
---
 xml/src/main/java/javax/xml/parsers/SAXParser.java |  2 +-
 .../java/org/apache/harmony/xml/ExpatReader.java   |  2 +-
 .../harmony/xml/parsers/DocumentBuilderImpl.java   | 17 +++++-----
 .../apache/harmony/xml/parsers/SAXParserImpl.java  | 37 +++++++++++++++++-----
 4 files changed, 40 insertions(+), 18 deletions(-)

(limited to 'xml')

diff --git a/xml/src/main/java/javax/xml/parsers/SAXParser.java b/xml/src/main/java/javax/xml/parsers/SAXParser.java
index cd020ab..8c52461 100644
--- a/xml/src/main/java/javax/xml/parsers/SAXParser.java
+++ b/xml/src/main/java/javax/xml/parsers/SAXParser.java
@@ -63,7 +63,7 @@ import org.xml.sax.helpers.DefaultHandler;
  * given {@link org.xml.sax.HandlerBase} or the
  * {@link org.xml.sax.helpers.DefaultHandler} are called.<p>
  *
- * Implementors of this class which wrap an underlaying implementation
+ * Implementations of this class which wrap an underlying implementation
  * can consider using the {@link org.xml.sax.helpers.ParserAdapter}
  * class to initially adapt their SAX1 implementation to work under
  * this revised class.
diff --git a/xml/src/main/java/org/apache/harmony/xml/ExpatReader.java b/xml/src/main/java/org/apache/harmony/xml/ExpatReader.java
index d187456..3bf5d07 100644
--- a/xml/src/main/java/org/apache/harmony/xml/ExpatReader.java
+++ b/xml/src/main/java/org/apache/harmony/xml/ExpatReader.java
@@ -148,7 +148,7 @@ public class ExpatReader implements XMLReader {
 
         if (name.equals(LEXICAL_HANDLER_PROPERTY)) {
             // The object must implement LexicalHandler
-            if (value instanceof LexicalHandler) {
+            if (value instanceof LexicalHandler || value == null) {
                 this.lexicalHandler = (LexicalHandler) value;
                 return;
             }
diff --git a/xml/src/main/java/org/apache/harmony/xml/parsers/DocumentBuilderImpl.java b/xml/src/main/java/org/apache/harmony/xml/parsers/DocumentBuilderImpl.java
index 8bce9aa..31384a0 100644
--- a/xml/src/main/java/org/apache/harmony/xml/parsers/DocumentBuilderImpl.java
+++ b/xml/src/main/java/org/apache/harmony/xml/parsers/DocumentBuilderImpl.java
@@ -57,19 +57,20 @@ class DocumentBuilderImpl extends DocumentBuilder {
     private static DOMImplementationImpl dom = DOMImplementationImpl.getInstance();
 
     private boolean coalescing;
-
     private EntityResolver entityResolver;
-
     private ErrorHandler errorHandler;
-
     private boolean ignoreComments;
-
     private boolean ignoreElementContentWhitespace;
-
     private boolean namespaceAware;
-
-    DocumentBuilderImpl() {
-        // Do nothing.
+    // adding a new field? don't forget to update reset().
+
+    @Override public void reset() {
+        coalescing = false;
+        entityResolver = null;
+        errorHandler = null;
+        ignoreComments = false;
+        ignoreElementContentWhitespace = false;
+        namespaceAware = false;
     }
 
     @Override
diff --git a/xml/src/main/java/org/apache/harmony/xml/parsers/SAXParserImpl.java b/xml/src/main/java/org/apache/harmony/xml/parsers/SAXParserImpl.java
index b3af61f..55de4b3 100644
--- a/xml/src/main/java/org/apache/harmony/xml/parsers/SAXParserImpl.java
+++ b/xml/src/main/java/org/apache/harmony/xml/parsers/SAXParserImpl.java
@@ -16,6 +16,8 @@
 
 package org.apache.harmony.xml.parsers;
 
+import java.util.Collections;
+import java.util.HashMap;
 import org.apache.harmony.xml.ExpatReader;
 
 import java.util.Map;
@@ -30,25 +32,44 @@ import org.xml.sax.XMLReader;
 import org.xml.sax.helpers.XMLReaderAdapter;
 
 /**
- * Provides a straightforward SAXParser implementation based on ExpatReader.
- * The class is used internally only, thus only notable members that are not
- * already in the abstract superclass are documented. Hope that's ok.
+ * A SAX parser based on Expat.
  */
-class SAXParserImpl extends SAXParser {
+final class SAXParserImpl extends SAXParser {
 
+    private Map<String, Boolean> initialFeatures;
     private XMLReader reader;
-
     private Parser parser;
 
-    SAXParserImpl(Map<String, Boolean> features)
+    SAXParserImpl(Map<String, Boolean> initialFeatures)
             throws SAXNotRecognizedException, SAXNotSupportedException {
-        reader = new ExpatReader();
+        this.initialFeatures = initialFeatures.isEmpty()
+                ? Collections.<String, Boolean>emptyMap()
+                : new HashMap<String, Boolean>(initialFeatures);
+        resetInternal();
+    }
 
-        for (Map.Entry<String,Boolean> entry : features.entrySet()) {
+    private void resetInternal()
+            throws SAXNotSupportedException, SAXNotRecognizedException {
+        reader = new ExpatReader();
+        for (Map.Entry<String,Boolean> entry : initialFeatures.entrySet()) {
             reader.setFeature(entry.getKey(), entry.getValue());
         }
     }
 
+    @Override public void reset() {
+        /*
+         * The exceptions are impossible. If any features are unrecognized or
+         * unsupported, construction of this instance would have failed.
+         */
+        try {
+            resetInternal();
+        } catch (SAXNotRecognizedException e) {
+            throw new AssertionError();
+        } catch (SAXNotSupportedException e) {
+            throw new AssertionError();
+        }
+    }
+
     @Override
     public Parser getParser() {
         if (parser == null) {
-- 
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