net.openhft.chronicle.core.util

Class CompilerUtils

java.lang.Object

net.openhft.chronicle.core.util.CompilerUtils

public final class CompilerUtils
extends Object

Utility class that facilitates the dynamic loading and debugging of Java classes.

This class provides a method for defining a new class in the context of the specified class loader, using an array of bytes in the form of an ongoing Java class file containing a class or interface definition.

Note that this class is intended for use cases where there is a need to load classes into the JVM programmatically during runtime.

Method Summary

Modifier and Type	Method and Description
static Class<?>	defineClass(@NotNull ClassLoader classLoader, @NotNull String className, byte[] bytes) Dynamically defines a new Java class in the context of the specified class loader, using an array of bytes containing the class file.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

defineClass

public static Class<?> defineClass(@NotNull
                                   @NotNull ClassLoader classLoader,
                                   @NotNull
                                   @NotNull String className,
                                   byte[] bytes)

Dynamically defines a new Java class in the context of the specified class loader, using an array of bytes containing the class file.

Parameters:

classLoader - The class loader into which the class should be loaded.

className - The expected fully qualified name of the class.

bytes - The bytes comprising the ongoing Java class file in the form of a class or interface definition.

Returns:

The Class object representing the defined class.

Throws:

AssertionError - if the class could not be defined for any reason.