java.lang.instrument: public final class: ClassDefinition

java.lang.instrument
public final class: ClassDefinition [javadoc | source]

java.lang.Object
   java.lang.instrument.ClassDefinition

This class serves as a parameter block to the Instrumentation.redefineClasses method. Serves to bind the Class that needs redefining together with the new class file bytes.

Also see:

java.lang.instrument.Instrumentation#redefineClasses

since: 1.5 -

Constructor:

Constructor:
public ClassDefinition(Class theClass, byte[] theClassFile) { if (theClass == null \|\| theClassFile == null) { throw new NullPointerException(); } mClass = theClass; mClassFile = theClassFile; } Creates a new `ClassDefinition` binding using the supplied class and class file bytes. Does not copy the supplied buffer, just captures a reference to it. Parameters: `theClass` - the `Class` that needs redefining `theClassFile` - the new class file bytes Throws: `java.lang.NullPointerException` - if the supplied class or array is `null`.

 public ClassDefinition(Class theClass,
    byte[] theClassFile) {
        if (theClass == null || theClassFile == null) {
            throw new NullPointerException();
        }
        mClass      = theClass;
        mClassFile  = theClassFile;
}

ClassDefinition

Parameters:

theClass - the Class that needs redefining

theClassFile - the new class file bytes

Throws:

java.lang.NullPointerException - if the supplied class or array is null.

Method from java.lang.instrument.ClassDefinition Summary:
getDefinitionClass, getDefinitionClassFile

Methods from java.lang.Object:
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method from java.lang.instrument.ClassDefinition Detail:
public Class getDefinitionClass() { return mClass; } Returns the class.
public byte[] getDefinitionClassFile() { return mClassFile; } Returns the array of bytes that contains the new class file.

Method from java.lang.instrument.ClassDefinition Detail:

 public Class getDefinitionClass() {
        return mClass;
}

Returns the class.

 public byte[] getDefinitionClassFile() {
        return mClassFile;
}

Returns the array of bytes that contains the new class file.