net.oneandone.mork.reflect

Class Field

java.lang.Object

net.oneandone.mork.reflect.Function

net.oneandone.mork.reflect.Field

All Implemented Interfaces:

Serializable, Bytecodes

public class Field
extends Function
implements Bytecodes

A Function that reads a Java Field. Both static and non-static fields can be wrapped. Java Field means java.lang.reflect.Field.

See Also:

Serialized Form

Field Summary

Fields inherited from class net.oneandone.mork.reflect.Function

NO_CLASSES

Fields inherited from interface net.oneandone.mork.classfile.Bytecodes

AALOAD, AASTORE, ACONST_NULL, ALOAD, ALOAD_0, ALOAD_1, ALOAD_2, ALOAD_3, ANEWARRAY, ARETURN, ARRAYLENGTH, ASTORE, ASTORE_0, ASTORE_1, ASTORE_2, ASTORE_3, ATHROW, BALOAD, BASTORE, BIPUSH, CALOAD, CASTORE, CHECKCAST, D2F, D2I, D2L, DADD, DALOAD, DASTORE, DCMPG, DCMPL, DCONST_0, DCONST_1, DDIV, DLOAD, DLOAD_0, DLOAD_1, DLOAD_2, DLOAD_3, DMUL, DNEG, DREM, DRETURN, DSTORE, DSTORE_0, DSTORE_1, DSTORE_2, DSTORE_3, DSUB, DUP, DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, F2D, F2I, F2L, FADD, FALOAD, FASTORE, FCMPG, FCMPL, FCONST_0, FCONST_1, FCONST_2, FDIV, FLOAD, FLOAD_0, FLOAD_1, FLOAD_2, FLOAD_3, FMUL, FNEG, FREM, FRETURN, FSTORE, FSTORE_0, FSTORE_1, FSTORE_2, FSTORE_3, FSUB, GETFIELD, GETSTATIC, GOTO, GOTO_W, 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, ILOAD_0, ILOAD_1, ILOAD_2, ILOAD_3, IMUL, INEG, INSTANCEOF, INVOKEINTERFACE, INVOKESPECIAL, INVOKESTATIC, INVOKEVIRTUAL, IOR, IREM, IRETURN, ISHL, ISHR, ISTORE, ISTORE_0, ISTORE_1, ISTORE_2, ISTORE_3, ISUB, IUSHR, IXOR, JSR, JSR_W, L2D, L2F, L2I, LADD, LALOAD, LAND, LASTORE, LCMP, LCONST_0, LCONST_1, LDC, LDC_W, LDC2_W, LDIV, LLOAD, LLOAD_0, LLOAD_1, LLOAD_2, LLOAD_3, LMUL, LNEG, LOOKUPSWITCH, LOR, LREM, LRETURN, LSHL, LSHR, LSTORE, LSTORE_0, LSTORE_1, LSTORE_2, LSTORE_3, LSUB, LUSHR, LXOR, MONITORENTER, MONITOREXIT, MULTIANEWARRAY, NEW, NEWARRAY, NOP, POP, POP2, PUTFIELD, PUTSTATIC, RET, RETURN, SALOAD, SASTORE, SIPUSH, SWAP, TABLESWITCH, WIDE

Constructor Summary

Constructors

Constructor and Description
Field(Field fieldInit) Create a new Field.

Method Summary

Modifier and Type	Method and Description
static Field	create(Field fieldInit)
static Field	forName(Class cl, String name) Creates a Field if it the Java Field has valid modifiers.
static Field	forName(String name)
Class[]	getExceptionTypes()
String	getName() Gets the Function name.
Class[]	getParameterTypes() Gets the parameter types of this function.
Class	getReturnType() Gets the result type.
Object	invoke(Object[] vals) Reads this Field.
boolean	isStatic() Tests whether this Field is static.
static Field	read(ObjectInput in) Reads a Java Field.
void	translate(Code dest) Generate bytecode equivalent to invoke().
static void	write(ObjectOutput out, Field field) Writes a Java Field.

Methods inherited from class net.oneandone.mork.reflect.Function

invokeN, invokeN, invokeN, invokeN, matches, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

Field

public Field(Field fieldInit)

Create a new Field.

Parameters:

fieldInit - Java Field read by this Function

Method Detail

forName

public static Field forName(String name)

forName

public static Field forName(Class cl,
                            String name)

Creates a Field if it the Java Field has valid modifiers.

Parameters:

cl - Class containing the Java field

name - of the field

Returns:

Field or null

create

public static Field create(Field fieldInit)

isStatic

public boolean isStatic()

Tests whether this Field is static.

Returns:

true if the Java Field is static

getName

public String getName()

Gets the Function name.

Specified by:

getName in class Function

Returns:

the Function name

getReturnType

public Class getReturnType()

Gets the result type.

Specified by:

getReturnType in class Function

Returns:

the result type

getParameterTypes

public Class[] getParameterTypes()

Description copied from class: Function

Gets the parameter types of this function.

Specified by:

getParameterTypes in class Function

Returns:

parameter types

getExceptionTypes

public Class[] getExceptionTypes()

Specified by:

getExceptionTypes in class Function

invoke

public Object invoke(Object[] vals)

Reads this Field.

Specified by:

invoke in class Function

Parameters:

vals - an array of length null, or an array with the Object containing this Java Field

Returns:

the Object stored in the Java Field

write

public static void write(ObjectOutput out,
                         Field field)
                  throws IOException

Writes a Java Field.

Parameters:

out - target to write to

field - Java Field to be written

Throws:

IOException

read

public static Field read(ObjectInput in)
                  throws ClassNotFoundException,
                         NoSuchFieldException,
                         IOException

Reads a Java Field.

Parameters:

in - source to read from

Returns:

the Java Field read

Throws:

ClassNotFoundException

NoSuchFieldException

IOException

translate

public void translate(Code dest)

Description copied from class: Function

Generate bytecode equivalent to invoke(). The generated code expects arguments and the result on the operand stack.

Specified by:

translate in class Function