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27 lines
725 B
Plaintext
27 lines
725 B
Plaintext
redefine
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========
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Load the external `*.class` files to **re-define** the JVM-loaded classes.
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Reference: [Instrumentation#redefineClasses](https://docs.oracle.com/javase/8/docs/api/java/lang/instrument/Instrumentation.html#redefineClasses-java.lang.instrument.ClassDefinition...-)
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F.Y.I
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1. Re-defined classes cannot be restores any more;
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2. Re-definition can fail (like adding a new field/method); for more information, please refer to JDK documentation
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### Options
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|Name|Specification|
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|---:|:---|
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|[c:]|hashcode of the class loader|
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|[p:]|absolute path of the external `*.class` (multiple paths supported)|
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### Usage
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```
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redefine -p /tmp/Test.class
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redefine -c 327a647b -p /tmp/Test.class /tmp/Test$Inner.class
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```
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