view patches/openjdk/8012277-improve_dataflavour.patch @ 2938:d667440f2973

Add 2013/10/15 security fixes. 2013-10-29 Andrew John Hughes <gnu.andrew@redhat.com> * patches/ecj/bootver.patch: Removed as unapplied & incorporated in other patches. * Makefile.am: (SECURITY_PATCHES): Add security update. * NEWS: Updated. * patches/jtreg-LastErrorString.patch, * patches/openjdk/7196533-timezone_bottleneck.patch, * patches/openjdk/8010727-empty_logger_name.patch, * patches/openjdk/8010939-logmanager_deadlock.patch, * patches/openjdk/8012617-arrayindexoutofbounds_linebreakmeasurer.patch, * patches/openjdk/8014718-remove_logging_suntoolkit.patch: Regenerated. * patches/nss-config.patch: Fix path to java.security. * patches/openjdk/4075303-javap_update.patch, * patches/openjdk/4111861-static_fields.patch, * patches/openjdk/4501661-disallow_mixing.patch, * patches/openjdk/4884240-javap_additional_option.patch, * patches/openjdk/6708729-javap_makefile_update.patch, * patches/openjdk/6715767-javap_crash.patch, * patches/openjdk/6819246-javap_instruction_decoding.patch, * patches/openjdk/6824493-experimental.patch, * patches/openjdk/6841419-classfile_iterator.patch, * patches/openjdk/6841420-classfile_methods.patch, * patches/openjdk/6843013-missing_experimental.patch, * patches/openjdk/6852856-javap_subclasses.patch, * patches/openjdk/6867671-javap_whitespace.patch, * patches/openjdk/6868539-constant_pool_tags.patch, * patches/openjdk/6902264-fix_indentation.patch, * patches/openjdk/6954275-big_xml_signatures.patch, * patches/openjdk/7146431-java.security_files.patch, * patches/openjdk/8000450-restrict_access.patch, * patches/openjdk/8002070-remove_logger_stack_search.patch, * patches/openjdk/8003992-embedded_nulls.patch, * patches/openjdk/8004188-rename_java.security.patch, * patches/openjdk/8006882-jmockit.patch, * patches/openjdk/8006900-new_date_time.patch, * patches/openjdk/8008589-better_mbean_permission_validation.patch, * patches/openjdk/8010118-caller_sensitive.patch, * patches/openjdk/8011071-better_crypto_provider_handling.patch, * patches/openjdk/8011081-improve_jhat.patch, * patches/openjdk/8011139-revise_checking_getenclosingclass.patch, * patches/openjdk/8011157-improve_corba_portability-jdk.patch, * patches/openjdk/8011157-improve_corba_portability.patch, * patches/openjdk/8011990-logger_test_urls.patch, * patches/openjdk/8012071-better_bean_building.patch, * patches/openjdk/8012147-improve_tool.patch, * patches/openjdk/8012243-serial_regression.patch, * patches/openjdk/8012277-improve_dataflavour.patch, * patches/openjdk/8012425-transform_transformfactory.patch, * patches/openjdk/8012453-runtime.exec.patch, * patches/openjdk/8013380-logger_stack_walk_glassfish.patch, * patches/openjdk/8013503-improve_stream_factories.patch, * patches/openjdk/8013506-better_pack200.patch, * patches/openjdk/8013510-augment_image_writing.patch, * patches/openjdk/8013514-improve_cmap_stability.patch, * patches/openjdk/8013739-better_ldap_resource_management.patch, * patches/openjdk/8013744-better_tabling.patch, * patches/openjdk/8013827-createtempfile_hang.patch, * patches/openjdk/8014085-better_serialization.patch, * patches/openjdk/8014093-improve_image_parsing.patch, * patches/openjdk/8014102-improve_image_conversion.patch, * patches/openjdk/8014341-better_kerberos_service.patch, * patches/openjdk/8014349-getdeclaredclass_fix.patch, * patches/openjdk/8014530-better_dsp.patch, * patches/openjdk/8014534-better_profiling.patch, * patches/openjdk/8014745-logger_stack_walk_switch.patch, * patches/openjdk/8014987-augment_serialization.patch, * patches/openjdk/8015144-performance_regression.patch, * patches/openjdk/8015614-update_build.patch, * patches/openjdk/8015731-auth_improvements.patch, * patches/openjdk/8015743-address_internet_addresses.patch, * patches/openjdk/8015965-typo_in_property_name.patch, * patches/openjdk/8015978-incorrect_transformation.patch, * patches/openjdk/8016256-finalization_final.patch, * patches/openjdk/8016357-update_hs_diagnostic_class.patch, * patches/openjdk/8016653-ignoreable_characters.patch, * patches/openjdk/8016675-robust_javadoc.patch, * patches/openjdk/8017196-ensure_proxies_are_handled_appropriately-jdk.patch, * patches/openjdk/8017196-ensure_proxies_are_handled_appropriately.patch, * patches/openjdk/8017287-better_resource_disposal.patch, * patches/openjdk/8017291-cast_proxies_aside.patch, * patches/openjdk/8017298-better_xml_support.patch, * patches/openjdk/8017300-improve_interface_implementation.patch, * patches/openjdk/8017505-better_client_service.patch, * patches/openjdk/8017566-backout_part_of_8000450.patch, * patches/openjdk/8019292-better_attribute_value_exceptions.patch, * patches/openjdk/8019584-invalid_notification_fix.patch, * patches/openjdk/8019617-better_view_of_objects.patch, * patches/openjdk/8019969-inet6_test_case_fix.patch, * patches/openjdk/8019979-better_access_test.patch, * patches/openjdk/8020293-jvm_crash.patch, * patches/openjdk/8021290-signature_validation.patch, * patches/openjdk/8021355-splashscreen_regression.patch, * patches/openjdk/8021366-jaxp_test_fix-01.patch, * patches/openjdk/8021577-bean_serialization_fix.patch, * patches/openjdk/8021933-jaxp_test_fix-02.patch, * patches/openjdk/8021969-jnlp_load_failure.patch, * patches/openjdk/8022661-writeobject_flush.patch, * patches/openjdk/8022682-supporting_xom.patch, * patches/openjdk/8022940-enhance_corba_translations.patch, * patches/openjdk/8023683-enhance_class_file_parsing.patch, * patches/openjdk/8023964-ignore_test.patch, * patches/openjdk/8024914-swapped_usage.patch, * patches/openjdk/8025128-createtempfile_absolute_prefix.patch, * patches/openjdk/oj6-19-fix_8010118_test_cases.patch, * patches/openjdk/oj6-20-merge.patch, * patches/openjdk/oj6-21-overrides.patch: Added.
author Andrew John Hughes <gnu.andrew@redhat.com>
date Thu, 31 Oct 2013 00:22:07 +0000
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# HG changeset patch
# User malenkov
# Date 1370018612 -14400
#      Fri May 31 20:43:32 2013 +0400
# Node ID 337232ddaec36c6d9843ff35906e6160446844eb
# Parent  8521d2f3d9640e6516d8b71aa2f553bc4028362f
8012277: Improve AWT DataFlavor
Reviewed-by: art, skoivu

diff -r 8521d2f3d964 -r 337232ddaec3 src/share/classes/java/awt/datatransfer/DataFlavor.java
--- openjdk/jdk/src/share/classes/java/awt/datatransfer/DataFlavor.java	Tue Oct 15 16:27:14 2013 +0100
+++ openjdk/jdk/src/share/classes/java/awt/datatransfer/DataFlavor.java	Fri May 31 20:43:32 2013 +0400
@@ -25,12 +25,14 @@
 
 package java.awt.datatransfer;
 
-import java.awt.Toolkit;
 import java.io.*;
 import java.nio.*;
 import java.util.*;
 
 import sun.awt.datatransfer.DataTransferer;
+import sun.reflect.misc.ReflectUtil;
+
+import static sun.security.util.SecurityConstants.GET_CLASSLOADER_PERMISSION;
 
 /**
  * A {@code DataFlavor} provides meta information about data. {@code DataFlavor}
@@ -117,26 +119,36 @@
                                                    ClassLoader fallback)
         throws ClassNotFoundException
     {
-        ClassLoader systemClassLoader = (ClassLoader)
-            java.security.AccessController.doPrivileged(
-                new java.security.PrivilegedAction() {
-                    public Object run() {
-                        ClassLoader cl = Thread.currentThread().
-                            getContextClassLoader();
-                        return (cl != null)
-                            ? cl
-                            : ClassLoader.getSystemClassLoader();
+        ReflectUtil.checkPackageAccess(className);
+        try {
+            SecurityManager sm = System.getSecurityManager();
+            if (sm != null) {
+                sm.checkPermission(GET_CLASSLOADER_PERMISSION);
+            }
+            ClassLoader loader = ClassLoader.getSystemClassLoader();
+            try {
+                // bootstrap class loader and system class loader if present
+                return Class.forName(className, true, loader);
+            }
+            catch (ClassNotFoundException exception) {
+                // thread context class loader if and only if present
+                loader = Thread.currentThread().getContextClassLoader();
+                if (loader != null) {
+                    try {
+                        return Class.forName(className, true, loader);
                     }
-                    });
-
-        try {
-            return Class.forName(className, true, systemClassLoader);
-        } catch (ClassNotFoundException e2) {
-            if (fallback != null) {
-                return Class.forName(className, true, fallback);
-            } else {
-                throw new ClassNotFoundException(className);
+                    catch (ClassNotFoundException e) {
+                        // fallback to user's class loader
+                    }
+                }
             }
+        } catch (SecurityException exception) {
+            // ignore secured class loaders
+        }
+        if (fallback != null) {
+            return Class.forName(className, true, fallback);
+        } else {
+            throw new ClassNotFoundException(className);
         }
     }