Avoid use of types that are deprecated for removal, and add profiles for Java 26.

Author: raphw

byte-buddy-agent/src/main/java/net/bytebuddy/agent/Installer.java

@@ -52,7 +52,7 @@ private Installer() {
     /**
      * <p>
      * Returns the instrumentation that was loaded by the Byte Buddy agent. When a security manager is active,
-     * the {@link RuntimePermission} for {@code getInstrumentation} is required by the caller.
+     * the {@code RuntimePermission} for {@code getInstrumentation} is required by the caller.
      * </p>
      * <p>
      * <b>Important</b>: This method must only be invoked via the {@link ClassLoader#getSystemClassLoader()} where any
@@ -65,9 +65,12 @@ public static Instrumentation getInstrumentation() {
         try {
             Object securityManager = System.class.getMethod("getSecurityManager").invoke(null);
             if (securityManager != null) {
+                Object permission = Class.forName("java.lang.RuntimePermission")
+                        .getConstructor(String.class)
+                        .newInstance("net.bytebuddy.agent.getInstrumentation");
                 Class.forName("java.lang.SecurityManager")
                         .getMethod("checkPermission", Permission.class)
-                        .invoke(securityManager, new RuntimePermission("net.bytebuddy.agent.getInstrumentation"));
+                        .invoke(securityManager, permission);
             }
         } catch (NoSuchMethodException ignored) {
             /* security manager not available on current VM */
@@ -82,6 +85,8 @@ public static Instrumentation getInstrumentation() {
             }
         } catch (IllegalAccessException exception) {
             throw new IllegalStateException("Failed to access security manager", exception);
+        } catch (InstantiationException exception) {
+            throw new IllegalStateException("Failed to instantiate runtime permission", exception);
         }
         Instrumentation instrumentation = Installer.instrumentation;
         if (instrumentation == null) {

byte-buddy-dep/src/main/java/net/bytebuddy/dynamic/loading/ClassInjector.java

@@ -46,7 +46,10 @@
 import java.io.IOException;
 import java.io.OutputStream;
 import java.lang.instrument.Instrumentation;
-import java.lang.reflect.*;
+import java.lang.reflect.AccessibleObject;
+import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
 import java.net.URL;
 import java.security.Permission;
 import java.security.PrivilegedAction;
@@ -73,15 +76,32 @@
 public interface ClassInjector {
 
     /**
-     * A permission for the {@code suppressAccessChecks} permission.
+     * A permission for the {@code suppressAccessChecks} permission or {@code null} if not supported.
      */
-    Permission SUPPRESS_ACCESS_CHECKS = new ReflectPermission("suppressAccessChecks");
+    @MaybeNull
+    Permission SUPPRESS_ACCESS_CHECKS = suppressAccessChecks();
 
     /**
      * Determines the default behavior for type injections when a type is already loaded.
      */
     boolean ALLOW_EXISTING_TYPES = false;
 
+    /**
+     * Creates a permission for the {@code suppressAccessChecks} permission or {@code null} if not supported.
+     *
+     * @return A permission for the {@code suppressAccessChecks} permission or {@code null} if not supported.
+     */
+    @MaybeNull
+    static Permission suppressAccessChecks() {
+        try {
+            return (Permission) Class.forName("java.lang.reflect.ReflectPermission")
+                    .getConstructor(String.class)
+                    .newInstance("suppressAccessChecks");
+        } catch (Exception ignored) {
+            return null;
+        }
+    }
+
     /**
      * Indicates if this class injector is available on the current VM.
      *

byte-buddy-dep/src/main/java/net/bytebuddy/utility/dispatcher/JavaDispatcher.java

@@ -181,9 +181,12 @@ public T run() {
         try {
             Object securityManager = System.class.getMethod("getSecurityManager").invoke(null);
             if (securityManager != null) {
+                Object permission = Class.forName("java.lang.RuntimePermission")
+                        .getConstructor(String.class)
+                        .newInstance("net.bytebuddy.createJavaDispatcher");
                 Class.forName("java.lang.SecurityManager")
                         .getMethod("checkPermission", Permission.class)
-                        .invoke(securityManager, new RuntimePermission("net.bytebuddy.createJavaDispatcher"));
+                        .invoke(securityManager, permission);
             }
         } catch (NoSuchMethodException ignored) {
             /* security manager not available on current VM */
@@ -198,6 +201,8 @@ public T run() {
             }
         } catch (IllegalAccessException exception) {
             throw new IllegalStateException("Failed to access security manager", exception);
+        } catch (InstantiationException exception) {
+            throw new IllegalStateException("Failed to instantiate runtime permission", exception);
         }
         Map<Method, Dispatcher> dispatchers = generate
                 ? new LinkedHashMap<Method, Dispatcher>()

pom.xml

@@ -70,7 +70,7 @@
         <bytecode.test.version>1.6</bytecode.test.version>
         <pitest.target>net.bytebuddy</pitest.target>
         <version.asm>9.8</version.asm>
-        <version.asmjdkbridge>0.0.10</version.asmjdkbridge>
+        <version.asmjdkbridge>0.0.11</version.asmjdkbridge>
         <version.jna>5.12.1</version.jna>
         <version.junit>4.13.2</version.junit>
         <version.mockito>2.28.2</version.mockito>
@@ -812,6 +812,21 @@
                 <jacoco.skip>true</jacoco.skip>
             </properties>
         </profile>
+        <!-- Runs the build with compatibility for Java 26 JVMs. -->
+        <profile>
+            <id>java26-compatibility</id>
+            <activation>
+                <activeByDefault>false</activeByDefault>
+                <jdk>26</jdk>
+            </activation>
+            <properties>
+                <sourcecode.main.version>8</sourcecode.main.version>
+                <sourcecode.test.version>8</sourcecode.test.version>
+                <bytecode.main.version>8</bytecode.main.version>
+                <bytecode.test.version>8</bytecode.test.version>
+                <jacoco.skip>true</jacoco.skip>
+            </properties>
+        </profile>
         <!-- Builds using a byte code target for Java 6. -->
         <profile>
             <id>java6</id>
@@ -1039,6 +1054,18 @@
                 <spotbugs.skip>true</spotbugs.skip>
             </properties>
         </profile>
+        <!-- Builds using a byte code target for Java 26. -->
+        <profile>
+            <id>java26</id>
+            <activation>
+                <activeByDefault>false</activeByDefault>
+            </activation>
+            <properties>
+                <bytecode.main.version>26</bytecode.main.version>
+                <bytecode.test.version>26</bytecode.test.version>
+                <spotbugs.skip>true</spotbugs.skip>
+            </properties>
+        </profile>
         <!-- Enables dynamic agent loading when running a JDK 22 or newer. -->
         <profile>
             <id>surefire-enable-dynamic-attach</id>