Do not resolve external entities

git-svn-id: https://svn.apache.org/repos/asf/maven/maven-1/plugins/trunk@292859 13f79535-47bb-0310-9956-ffa450edef68

plugin/src/main/org/apache/maven/JaxpMsvBean.java

@@ -21,6 +21,7 @@ package org.apache.maven;
 import com.sun.msv.verifier.jaxp.SAXParserFactoryImpl;
 
 import java.io.File;
+import java.io.ByteArrayInputStream;
 
 import javax.xml.parsers.*;
 
@@ -30,6 +31,7 @@ import org.apache.commons.logging.LogFactory;
 import org.xml.sax.helpers.DefaultHandler;
 import org.xml.sax.SAXParseException;
 import org.xml.sax.SAXException;
+import org.xml.sax.InputSource;
 
 
 /**
@@ -50,6 +52,9 @@ public class JaxpMsvBean
     /** For debug output. */
     private Log log = LogFactory.getLog(JaxpMsvBean.class);
 
+    private static String EMPTY = "";
+    private static ByteArrayInputStream bais =
+        new ByteArrayInputStream(EMPTY.getBytes());
 
     //~ Methods --------------------------------------------------------------
 
@@ -79,6 +84,13 @@ public class JaxpMsvBean
                 log.error(e);
                 isValid = false;
             }
+            public InputSource resolveEntity(String publicId,
+                                 String systemId) throws SAXException
+            {
+                log.warn("WARNING: External entity " + systemId
+                    + " won't be resolved!");
+                return new InputSource(bais);
+            }
             public void endDocument()
             {
                 if(isValid)