File javassist-java8-compat.patch of Package javassist

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File javassist-java8-compat.patch of Package javassist (Revision 72c2bdaf13fc717a0d928ad475038322)

Currently displaying revision 72c2bdaf13fc717a0d928ad475038322 , Show latest

--- a/src/main/javassist/ClassPool.java	2023-06-06 17:43:01.915579458 +0200
+++ b/src/main/javassist/ClassPool.java	2023-06-06 18:01:26.034999321 +0200
@@ -1141,59 +1141,6 @@
 * Once this method is called, further modifications are not allowed
 * any more.
 *
- * This method is available in Java 9 or later.
- * It loads the class
- * by using {@code java.lang.invoke.MethodHandles} with {@code neighbor}.
- * 
- *
- * @param ct the class converted into {@code java.lang.Class}.
- * @param neighbor a class belonging to the same package that
- * the converted class belongs to.
- * @since 3.24
- */
- public Class<?> toClass(CtClass ct, Class<?> neighbor)
- throws CannotCompileException
- {
- try {
- return javassist.util.proxy.DefineClassHelper.toClass(neighbor,
- ct.toBytecode());
- }
- catch (IOException e) {
- throw new CannotCompileException(e);
- }
- }
-
- /**
- * Converts the class to a <code>java.lang.Class</code> object.
- * Once this method is called, further modifications are not allowed
- * any more.
- *
- * This method is available in Java 9 or later.
- * It loads the class
- * by using the given {@code java.lang.invoke.MethodHandles.Lookup}.
- * 
- *
- * @param ct the class converted into {@code java.lang.Class}.
- * @since 3.24
- */
- public Class<?> toClass(CtClass ct,
- java.lang.invoke.MethodHandles.Lookup lookup)
- throws CannotCompileException
- {
- try {
- return javassist.util.proxy.DefineClassHelper.toClass(lookup,
- ct.toBytecode());
- }
- catch (IOException e) {
- throw new CannotCompileException(e);
- }
- }
-
- /**
- * Converts the class to a <code>java.lang.Class</code> object.
- * Once this method is called, further modifications are not allowed
- * any more.
- *
 * When the JVM is Java 11 or later, this method loads the class
 * by using {@code java.lang.invoke.MethodHandles} with {@code neighbor}.
 * The other arguments {@code loader} and {@code domain} are not used;
--- a/src/main/javassist/CtClass.java	2023-06-06 17:43:01.915579458 +0200
+++ b/src/main/javassist/CtClass.java	2023-06-06 18:02:41.811506992 +0200
@@ -1300,59 +1300,6 @@
 
 /**
 * Converts this class to a <code>java.lang.Class</code> object.
- * Once this method is called, further modifications are not
- * allowed any more.
- *
- * This method is provided for convenience. You should use
- * {@code toClass(Lookup)} for better compatibility with the
- * module system.
- *
- * Note: this method calls <code>toClass()</code>
- * in <code>ClassPool</code>.
- *
- * Warning: A Class object returned by this method may not
- * work with a security manager or a signed jar file because a
- * protection domain is not specified.
- *
- * @param neighbor A class belonging to the same package that this
- * class belongs to. It is used to load the class.
- * @see ClassPool#toClass(CtClass,Class)
- * @see #toClass(java.lang.invoke.MethodHandles.Lookup)
- * @since 3.24
- */
- public Class<?> toClass(Class<?> neighbor) throws CannotCompileException
- {
- return getClassPool().toClass(this, neighbor);
- }
-
- /**
- * Converts this class to a <code>java.lang.Class</code> object.
- * Once this method is called, further modifications are not
- * allowed any more.
- *
- * This method is provided for convenience. If you need more
- * complex functionality, you should write your own class loader.
- *
- * Note: this method calls <code>toClass()</code>
- * in <code>ClassPool</code>.
- *
- * Warning: A Class object returned by this method may not
- * work with a security manager or a signed jar file because a
- * protection domain is not specified.
- *
- * @param lookup used when loading the class. It has to have
- * an access right to define a new class.
- * @see ClassPool#toClass(CtClass,java.lang.invoke.MethodHandles.Lookup)
- * @since 3.24
- */
- public Class<?> toClass(java.lang.invoke.MethodHandles.Lookup lookup)
- throws CannotCompileException
- {
- return getClassPool().toClass(this, lookup);
- }
-
- /**
- * Converts this class to a <code>java.lang.Class</code> object.
 * Once this method is called, further modifications are not allowed
 * any more.
 *
--- a/src/main/javassist/Loader.java	2023-06-06 17:43:01.923579511 +0200
+++ b/src/main/javassist/Loader.java	2023-06-06 17:43:21.591712028 +0200
@@ -421,9 +421,6 @@
 }
 
 private boolean isDefinedPackage(String name) {
- if (ClassFile.MAJOR_VERSION >= ClassFile.JAVA_9)
- return getDefinedPackage(name) == null;
- else
 return getPackage(name) == null;
 }
 
--- a/src/main/javassist/util/proxy/DefineClassHelper.java	2023-06-06 17:43:01.979579888 +0200
+++ b/src/main/javassist/util/proxy/DefineClassHelper.java	2023-06-06 17:56:53.241171849 +0200
@@ -44,15 +44,11 @@
 ClassLoader loader, ProtectionDomain protectionDomain)
 throws ClassFormatError, CannotCompileException
 {
- if (neighbor != null)
- return toClass(neighbor, bcode);
- else {
 // Lookup#defineClass() is not available. So fallback to invoking defineClass on
 // ClassLoader, which causes a warning message.
 return super.defineClass(name, bcode, off, len, neighbor, loader, protectionDomain);
 }
 }
- }
 
 private static class Java9 extends Helper {
 final class ReferencedUnsafe {
@@ -275,65 +271,5 @@
 }
 }
 
-
- /**
- * Loads a class file by {@code java.lang.invoke.MethodHandles.Lookup}.
- * It is obtained by using {@code neighbor}.
- *
- * @param neighbor a class belonging to the same package that the loaded
- * class belogns to.
- * @param bcode the bytecode.
- * @since 3.24
- */
- public static Class<?> toClass(Class<?> neighbor, byte[] bcode)
- throws CannotCompileException
- {
- try {
- DefineClassHelper.class.getModule().addReads(neighbor.getModule());
- Lookup lookup = MethodHandles.lookup();
- Lookup prvlookup = MethodHandles.privateLookupIn(neighbor, lookup);
- return prvlookup.defineClass(bcode);
- } catch (IllegalAccessException | IllegalArgumentException e) {
- throw new CannotCompileException(e.getMessage() + ": " + neighbor.getName()
- + " has no permission to define the class");
- }
- }
-
- /**
- * Loads a class file by {@code java.lang.invoke.MethodHandles.Lookup}.
- * It can be obtained by {@code MethodHandles.lookup()} called from
- * somewhere in the package that the loaded class belongs to.
- *
- * @param bcode the bytecode.
- * @since 3.24
- */
- public static Class<?> toClass(Lookup lookup, byte[] bcode)
- throws CannotCompileException
- {
- try {
- return lookup.defineClass(bcode);
- } catch (IllegalAccessException | IllegalArgumentException e) {
- throw new CannotCompileException(e.getMessage());
- }
- }
-
- /**
- * Loads a class file by {@code java.lang.invoke.MethodHandles.Lookup}.
- *
- * @since 3.22
- */
- static Class<?> toPublicClass(String className, byte[] bcode)
- throws CannotCompileException
- {
- try {
- Lookup lookup = MethodHandles.lookup();
- lookup = lookup.dropLookupMode(java.lang.invoke.MethodHandles.Lookup.PRIVATE);
- return lookup.defineClass(bcode);
- }
- catch (Throwable t) {
- throw new CannotCompileException(t);
- }
- }
-
 private DefineClassHelper() {}
 }
--- a/src/main/javassist/util/proxy/FactoryHelper.java	2023-06-06 17:43:01.979579888 +0200
+++ b/src/main/javassist/util/proxy/FactoryHelper.java	2023-06-06 18:03:56.172005165 +0200
@@ -148,29 +148,7 @@
 {
 try {
 byte[] b = toBytecode(cf);
- if (ProxyFactory.onlyPublicMethods)
- return DefineClassHelper.toPublicClass(cf.getName(), b);
- else
- return DefineClassHelper.toClass(cf.getName(), neighbor,
- loader, domain, b);
- }
- catch (IOException e) {
- throw new CannotCompileException(e);
- }
- }
-
- /**
- * Loads a class file by a given lookup.
- *
- * @param lookup used to define the class.
- * @since 3.24
- */
- public static Class<?> toClass(ClassFile cf, java.lang.invoke.MethodHandles.Lookup lookup)
- throws CannotCompileException
- {
- try {
- byte[] b = toBytecode(cf);
- return DefineClassHelper.toClass(lookup, b);
+ return DefineClassHelper.toClass(cf.getName(), neighbor, loader, domain, b);
 }
 catch (IOException e) {
 throw new CannotCompileException(e);
--- a/src/main/javassist/util/proxy/ProxyFactory.java	2023-06-06 17:43:01.979579888 +0200
+++ b/src/main/javassist/util/proxy/ProxyFactory.java	2023-06-06 18:05:06.452476007 +0200
@@ -636,10 +636,7 @@
 if (writeDirectory != null)
 FactoryHelper.writeFile(cf, writeDirectory);
 
- if (lookup == null)
 thisClass = FactoryHelper.toClass(cf, getClassInTheSamePackage(), cl, getDomain());
- else
- thisClass = FactoryHelper.toClass(cf, lookup);
 
 setField(FILTER_SIGNATURE_FIELD, signature);
 // legacy behaviour : we only set the default interceptor static field if we are not using the cache

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File javassist-java8-compat.patch of Package javassist (Revision 72c2bdaf13fc717a0d928ad475038322)

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