Mercurial > hg > truffle
comparison src/share/vm/prims/jvmtiRedefineClasses.hpp @ 11198:1e6d5dec4a4e
Merge.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 05 Aug 2013 13:20:06 +0200 |
parents | 825e6cb66923 |
children | 50054b63f0aa |
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11197:3479ab380552 | 11198:1e6d5dec4a4e |
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328 // - The exception table update code in set_new_constant_pool() defines | 328 // - The exception table update code in set_new_constant_pool() defines |
329 // const values that are also defined in a local context elsewhere. | 329 // const values that are also defined in a local context elsewhere. |
330 // The same literal values are also used in elsewhere. We need to | 330 // The same literal values are also used in elsewhere. We need to |
331 // coordinate a cleanup of these constants with Runtime. | 331 // coordinate a cleanup of these constants with Runtime. |
332 // | 332 // |
333 | |
334 struct JvmtiCachedClassFileData { | |
335 jint length; | |
336 unsigned char data[1]; | |
337 }; | |
333 | 338 |
334 class VM_RedefineClasses: public VM_Operation { | 339 class VM_RedefineClasses: public VM_Operation { |
335 private: | 340 private: |
336 // These static fields are needed by ClassLoaderDataGraph::classes_do() | 341 // These static fields are needed by ClassLoaderDataGraph::classes_do() |
337 // facility and the AdjustCpoolCacheAndVtable helper: | 342 // facility and the AdjustCpoolCacheAndVtable helper: |
507 jvmtiError check_error() { return _res; } | 512 jvmtiError check_error() { return _res; } |
508 | 513 |
509 // Modifiable test must be shared between IsModifiableClass query | 514 // Modifiable test must be shared between IsModifiableClass query |
510 // and redefine implementation | 515 // and redefine implementation |
511 static bool is_modifiable_class(oop klass_mirror); | 516 static bool is_modifiable_class(oop klass_mirror); |
517 | |
518 static jint get_cached_class_file_len(JvmtiCachedClassFileData *cache) { | |
519 return cache == NULL ? 0 : cache->length; | |
520 } | |
521 static unsigned char * get_cached_class_file_bytes(JvmtiCachedClassFileData *cache) { | |
522 return cache == NULL ? NULL : cache->data; | |
523 } | |
512 }; | 524 }; |
513 #endif // SHARE_VM_PRIMS_JVMTIREDEFINECLASSES_HPP | 525 #endif // SHARE_VM_PRIMS_JVMTIREDEFINECLASSES_HPP |