Package one.nio.gen

Class BytecodeGenerator

java.lang.Object

java.lang.ClassLoader

one.nio.gen.BytecodeGenerator

All Implemented Interfaces:

BytecodeGeneratorMXBean, org.objectweb.asm.Opcodes

Direct Known Subclasses:

DateFormatGenerator, DelegateGenerator, RequestHandlerGenerator, StubGenerator

public class BytecodeGenerator
extends java.lang.ClassLoader
implements BytecodeGeneratorMXBean, org.objectweb.asm.Opcodes

Field Summary

Fields

Modifier and Type	Field	Description
protected java.lang.String	dumpPath
static BytecodeGenerator	INSTANCE
private static org.slf4j.Logger	log
protected java.util.concurrent.atomic.AtomicInteger	totalBytes
protected java.util.concurrent.atomic.AtomicInteger	totalClasses

Fields inherited from interface org.objectweb.asm.Opcodes

AALOAD, AASTORE, ACC_ABSTRACT, ACC_ANNOTATION, ACC_BRIDGE, ACC_DEPRECATED, ACC_ENUM, ACC_FINAL, ACC_INTERFACE, ACC_MANDATED, ACC_MODULE, ACC_NATIVE, ACC_OPEN, ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC, ACC_RECORD, ACC_STATIC, ACC_STATIC_PHASE, ACC_STRICT, ACC_SUPER, ACC_SYNCHRONIZED, ACC_SYNTHETIC, ACC_TRANSIENT, ACC_TRANSITIVE, ACC_VARARGS, ACC_VOLATILE, ACONST_NULL, ALOAD, ANEWARRAY, ARETURN, ARRAYLENGTH, ASM10_EXPERIMENTAL, ASM4, ASM5, ASM6, ASM7, ASM8, ASM9, ASTORE, ATHROW, BALOAD, BASTORE, BIPUSH, CALOAD, CASTORE, CHECKCAST, D2F, D2I, D2L, DADD, DALOAD, DASTORE, DCMPG, DCMPL, DCONST_0, DCONST_1, DDIV, DLOAD, DMUL, DNEG, DOUBLE, DREM, DRETURN, DSTORE, DSUB, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, F_APPEND, F_CHOP, F_FULL, F_NEW, F_SAME, F_SAME1, F2D, F2I, F2L, FADD, FALOAD, FASTORE, FCMPG, FCMPL, FCONST_0, FCONST_1, FCONST_2, FDIV, FLOAD, FLOAT, FMUL, FNEG, FREM, FRETURN, FSTORE, FSUB, GETFIELD, GETSTATIC, GOTO, H_GETFIELD, H_GETSTATIC, H_INVOKEINTERFACE, H_INVOKESPECIAL, H_INVOKESTATIC, H_INVOKEVIRTUAL, H_NEWINVOKESPECIAL, H_PUTFIELD, H_PUTSTATIC, I2B, I2C, I2D, I2F, I2L, I2S, IADD, IALOAD, IAND, IASTORE, ICONST_0, ICONST_1, ICONST_2, ICONST_3, ICONST_4, ICONST_5, ICONST_M1, IDIV, IF_ACMPEQ, IF_ACMPNE, IF_ICMPEQ, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ICMPLT, IF_ICMPNE, IFEQ, IFGE, IFGT, IFLE, IFLT, IFNE, IFNONNULL, IFNULL, IINC, ILOAD, IMUL, INEG, INSTANCEOF, INTEGER, INVOKEDYNAMIC, INVOKEINTERFACE, INVOKESPECIAL, INVOKESTATIC, INVOKEVIRTUAL, IOR, IREM, IRETURN, ISHL, ISHR, ISTORE, ISUB, IUSHR, IXOR, JSR, L2D, L2F, L2I, LADD, LALOAD, LAND, LASTORE, LCMP, LCONST_0, LCONST_1, LDC, LDIV, LLOAD, LMUL, LNEG, LONG, LOOKUPSWITCH, LOR, LREM, LRETURN, LSHL, LSHR, LSTORE, LSUB, LUSHR, LXOR, MONITORENTER, MONITOREXIT, MULTIANEWARRAY, NEW, NEWARRAY, NOP, NULL, POP, POP2, PUTFIELD, PUTSTATIC, RET, RETURN, SALOAD, SASTORE, SIPUSH, SOURCE_DEPRECATED, SOURCE_MASK, SWAP, T_BOOLEAN, T_BYTE, T_CHAR, T_DOUBLE, T_FLOAT, T_INT, T_LONG, T_SHORT, TABLESWITCH, TOP, UNINITIALIZED_THIS, V_PREVIEW, V1_1, V1_2, V1_3, V1_4, V1_5, V1_6, V1_7, V1_8, V10, V11, V12, V13, V14, V15, V16, V17, V18, V19, V20, V21, V22, V23, V24, V25, V26, V9

Constructor Summary

Constructors

Constructor	Description
BytecodeGenerator()
BytecodeGenerator(java.lang.ClassLoader parent)

Method Summary

Modifier and Type	Method	Description
java.lang.Class<?>	defineClass(byte[] classData)
java.lang.Class<?>	defineClassIfNotExists(java.lang.String className, byte[] classData)
void	dumpClass(byte[] classData, java.lang.String className)
static void	emitBoxing(org.objectweb.asm.MethodVisitor mv, java.lang.Class type)
static void	emitDouble(org.objectweb.asm.MethodVisitor mv, double c)
static void	emitFloat(org.objectweb.asm.MethodVisitor mv, float c)
static void	emitGetField(org.objectweb.asm.MethodVisitor mv, java.lang.reflect.Field f)
static void	emitInt(org.objectweb.asm.MethodVisitor mv, int c)
static void	emitInvoke(org.objectweb.asm.MethodVisitor mv, java.lang.invoke.MethodHandleInfo m)
static void	emitInvoke(org.objectweb.asm.MethodVisitor mv, java.lang.reflect.Constructor c)
static void	emitInvoke(org.objectweb.asm.MethodVisitor mv, java.lang.reflect.Method m)
static void	emitLong(org.objectweb.asm.MethodVisitor mv, long c)
static void	emitPutField(org.objectweb.asm.MethodVisitor mv, java.lang.reflect.Field f)
static void	emitThrow(org.objectweb.asm.MethodVisitor mv, java.lang.String exceptionClass, java.lang.String message)
static void	emitUnboxing(org.objectweb.asm.MethodVisitor mv, java.lang.Class type)
java.lang.String	getDumpPath()
private static java.lang.String	getMethodDescriptor(java.lang.invoke.MethodType method)
int	getTotalBytes()
int	getTotalClasses()
<T> T	instantiate(byte[] classData, java.lang.Class<T> iface)
void	setDumpPath(java.lang.String dumpPath)

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findClass, findClass, findLibrary, findLoadedClass, findResource, findResource, findResources, findSystemClass, getClassLoadingLock, getDefinedPackage, getDefinedPackages, getName, getPackage, getPackages, getParent, getPlatformClassLoader, getResource, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, getUnnamedModule, isRegisteredAsParallelCapable, loadClass, loadClass, registerAsParallelCapable, resolveClass, resources, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Field Detail

log

private static final org.slf4j.Logger log

INSTANCE

public static final BytecodeGenerator INSTANCE

totalClasses

protected final java.util.concurrent.atomic.AtomicInteger totalClasses

totalBytes

protected final java.util.concurrent.atomic.AtomicInteger totalBytes

dumpPath

protected java.lang.String dumpPath

Constructor Detail

BytecodeGenerator

public BytecodeGenerator()

BytecodeGenerator

public BytecodeGenerator(java.lang.ClassLoader parent)

Method Detail

defineClass

public java.lang.Class<?> defineClass(byte[] classData)

defineClassIfNotExists

public java.lang.Class<?> defineClassIfNotExists(java.lang.String className,
                                                 byte[] classData)

instantiate

public <T> T instantiate(byte[] classData,
                         java.lang.Class<T> iface)

dumpClass

public void dumpClass(byte[] classData,
                      java.lang.String className)

emitGetField

public static void emitGetField(org.objectweb.asm.MethodVisitor mv,
                                java.lang.reflect.Field f)

emitPutField

public static void emitPutField(org.objectweb.asm.MethodVisitor mv,
                                java.lang.reflect.Field f)

emitInvoke

public static void emitInvoke(org.objectweb.asm.MethodVisitor mv,
                              java.lang.reflect.Method m)

emitInvoke

public static void emitInvoke(org.objectweb.asm.MethodVisitor mv,
                              java.lang.invoke.MethodHandleInfo m)

getMethodDescriptor

private static java.lang.String getMethodDescriptor(java.lang.invoke.MethodType method)

emitInvoke

public static void emitInvoke(org.objectweb.asm.MethodVisitor mv,
                              java.lang.reflect.Constructor c)

emitThrow

public static void emitThrow(org.objectweb.asm.MethodVisitor mv,
                             java.lang.String exceptionClass,
                             java.lang.String message)

emitInt

public static void emitInt(org.objectweb.asm.MethodVisitor mv,
                           int c)

emitLong

public static void emitLong(org.objectweb.asm.MethodVisitor mv,
                            long c)

emitFloat

public static void emitFloat(org.objectweb.asm.MethodVisitor mv,
                             float c)

emitDouble

public static void emitDouble(org.objectweb.asm.MethodVisitor mv,
                              double c)

emitBoxing

public static void emitBoxing(org.objectweb.asm.MethodVisitor mv,
                              java.lang.Class type)

emitUnboxing

public static void emitUnboxing(org.objectweb.asm.MethodVisitor mv,
                                java.lang.Class type)

getDumpPath

public java.lang.String getDumpPath()

Specified by:

getDumpPath in interface BytecodeGeneratorMXBean

setDumpPath

public void setDumpPath(java.lang.String dumpPath)

Specified by:

setDumpPath in interface BytecodeGeneratorMXBean

getTotalClasses

public int getTotalClasses()

Specified by:

getTotalClasses in interface BytecodeGeneratorMXBean

getTotalBytes

public int getTotalBytes()

Specified by:

getTotalBytes in interface BytecodeGeneratorMXBean