read feature

Author: pjfanning

src/main/java/tools/jackson/dataformat/xml/XmlMapper.java

@@ -249,7 +249,8 @@ public Builder configureForJackson2() {
                     .disable(XmlWriteFeature.WRITE_NULLS_AS_XSI_NIL)
                     .disable(XmlWriteFeature.UNWRAP_ROOT_OBJECT_NODE)
                     .disable(XmlWriteFeature.AUTO_DETECT_XSI_TYPE)
-                    .disable(XmlWriteFeature.WRITE_XML_SCHEMA_CONFORMING_FLOATS);
+                    .disable(XmlWriteFeature.WRITE_XML_SCHEMA_CONFORMING_FLOATS)
+                    .disable(XmlReadFeature.AUTO_DETECT_XSI_TYPE);
         }
 
         /*

src/main/java/tools/jackson/dataformat/xml/deser/FromXmlParser.java

@@ -19,6 +19,7 @@
 import tools.jackson.core.io.NumberInput;
 import tools.jackson.core.util.ByteArrayBuilder;
 import tools.jackson.core.util.JacksonFeatureSet;
+import tools.jackson.dataformat.xml.XmlWriteFeature;
 import tools.jackson.dataformat.xml.util.CaseInsensitiveNameSet;
 import tools.jackson.dataformat.xml.util.StaxUtil;
 
@@ -283,6 +284,10 @@ public void addVirtualWrapping(Set<String> namesToWrap0, boolean caseInsensitive
         _streamReadContext.setNamesToWrap(namesToWrap);
     }
 
+    public final boolean isEnabled(XmlReadFeature f) {
+        return (_formatFeatures & f.getMask()) != 0;
+    }
+
     /*
     /**********************************************************************
     /* JsonParser impl, closing etc

src/test/java/tools/jackson/dataformat/xml/XmlMapperTest.java

@@ -2,12 +2,15 @@
 
 import org.junit.jupiter.api.Test;
 import tools.jackson.core.StreamReadFeature;
+import tools.jackson.dataformat.xml.deser.FromXmlParser;
 import tools.jackson.dataformat.xml.ser.ToXmlGenerator;
 
+import javax.xml.stream.XMLInputFactory;
 import javax.xml.stream.XMLOutputFactory;
-import javax.xml.stream.XMLStreamWriter;
 
+import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
+import java.nio.charset.StandardCharsets;
 
 import static org.junit.jupiter.api.Assertions.assertFalse;
 
@@ -36,5 +39,16 @@ public void testBuilderWithJackson2Defaults() throws Exception
             final Point p = new Point(1, 2);
             mapper.writeValue(gen, p);
         }
+
+        final byte[] xml = "<root/>".getBytes(StandardCharsets.UTF_8);
+        XMLInputFactory inputFactory = mapper.tokenStreamFactory().getXMLInputFactory();
+        try (
+                ByteArrayInputStream bis = new ByteArrayInputStream(xml);
+                FromXmlParser parser =
+                        mapper.createParser(
+                                inputFactory.createXMLStreamReader(bis))
+        ) {
+            assertFalse(parser.isEnabled(XmlReadFeature.AUTO_DETECT_XSI_TYPE));
+        }
     }
 }