public class CodeSizeEvaluator extends MethodAdapter implements Opcodes
MethodAdapter that can be used to approximate method size.mvAALOAD, AASTORE, ACC_ABSTRACT, ACC_ANNOTATION, ACC_BRIDGE, ACC_DEPRECATED, ACC_ENUM, ACC_FINAL, ACC_INTERFACE, ACC_NATIVE, ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC, ACC_STATIC, ACC_STRICT, ACC_SUPER, ACC_SYNCHRONIZED, ACC_SYNTHETIC, ACC_TRANSIENT, ACC_VARARGS, ACC_VOLATILE, ACONST_NULL, ALOAD, ANEWARRAY, ARETURN, ARRAYLENGTH, 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, 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, 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, SWAP, T_BOOLEAN, T_BYTE, T_CHAR, T_DOUBLE, T_FLOAT, T_INT, T_LONG, T_SHORT, TABLESWITCH, TOP, UNINITIALIZED_THIS, V1_1, V1_2, V1_3, V1_4, V1_5, V1_6| 构造器和说明 |
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CodeSizeEvaluator(MethodVisitor mv) |
| 限定符和类型 | 方法和说明 |
|---|---|
int |
getMaxSize() |
int |
getMinSize() |
void |
visitFieldInsn(int opcode,
String owner,
String name,
String desc)
Visits a field instruction.
|
void |
visitIincInsn(int var,
int increment)
Visits an IINC instruction.
|
void |
visitInsn(int opcode)
Visits a zero operand instruction.
|
void |
visitIntInsn(int opcode,
int operand)
Visits an instruction with a single int operand.
|
void |
visitJumpInsn(int opcode,
Label label)
Visits a jump instruction.
|
void |
visitLdcInsn(Object cst)
Visits a LDC instruction.
|
void |
visitLookupSwitchInsn(Label dflt,
int[] keys,
Label[] labels)
Visits a LOOKUPSWITCH instruction.
|
void |
visitMethodInsn(int opcode,
String owner,
String name,
String desc)
Visits a method instruction.
|
void |
visitMultiANewArrayInsn(String desc,
int dims)
Visits a MULTIANEWARRAY instruction.
|
void |
visitTableSwitchInsn(int min,
int max,
Label dflt,
Label[] labels)
Visits a TABLESWITCH instruction.
|
void |
visitTypeInsn(int opcode,
String desc)
Visits a type instruction.
|
void |
visitVarInsn(int opcode,
int var)
Visits a local variable instruction.
|
visitAnnotation, visitAnnotationDefault, visitAttribute, visitCode, visitEnd, visitFrame, visitLabel, visitLineNumber, visitLocalVariable, visitMaxs, visitParameterAnnotation, visitTryCatchBlockpublic CodeSizeEvaluator(MethodVisitor mv)
public int getMinSize()
public int getMaxSize()
public void visitInsn(int opcode)
MethodVisitorvisitInsn 在接口中 MethodVisitorvisitInsn 在类中 MethodAdapteropcode - the opcode of the instruction to be visited. This opcode is
either NOP, ACONST_NULL, ICONST_M1, ICONST_0, ICONST_1, ICONST_2,
ICONST_3, ICONST_4, ICONST_5, LCONST_0, LCONST_1, FCONST_0,
FCONST_1, FCONST_2, DCONST_0, DCONST_1, IALOAD, LALOAD, FALOAD,
DALOAD, AALOAD, BALOAD, CALOAD, SALOAD, IASTORE, LASTORE, FASTORE,
DASTORE, AASTORE, BASTORE, CASTORE, SASTORE, POP, POP2, DUP,
DUP_X1, DUP_X2, DUP2, DUP2_X1, DUP2_X2, SWAP, IADD, LADD, FADD,
DADD, ISUB, LSUB, FSUB, DSUB, IMUL, LMUL, FMUL, DMUL, IDIV, LDIV,
FDIV, DDIV, IREM, LREM, FREM, DREM, INEG, LNEG, FNEG, DNEG, ISHL,
LSHL, ISHR, LSHR, IUSHR, LUSHR, IAND, LAND, IOR, LOR, IXOR, LXOR,
I2L, I2F, I2D, L2I, L2F, L2D, F2I, F2L, F2D, D2I, D2L, D2F, I2B,
I2C, I2S, LCMP, FCMPL, FCMPG, DCMPL, DCMPG, IRETURN, LRETURN,
FRETURN, DRETURN, ARETURN, RETURN, ARRAYLENGTH, ATHROW,
MONITORENTER, or MONITOREXIT.public void visitIntInsn(int opcode,
int operand)
MethodVisitorvisitIntInsn 在接口中 MethodVisitorvisitIntInsn 在类中 MethodAdapteropcode - the opcode of the instruction to be visited. This opcode is
either BIPUSH, SIPUSH or NEWARRAY.operand - the operand of the instruction to be visited.Opcodes.T_BOOLEAN, Opcodes.T_CHAR,
Opcodes.T_FLOAT, Opcodes.T_DOUBLE,
Opcodes.T_BYTE, Opcodes.T_SHORT,
Opcodes.T_INT or Opcodes.T_LONG.public void visitVarInsn(int opcode,
int var)
MethodVisitorvisitVarInsn 在接口中 MethodVisitorvisitVarInsn 在类中 MethodAdapteropcode - the opcode of the local variable instruction to be visited.
This opcode is either ILOAD, LLOAD, FLOAD, DLOAD, ALOAD, ISTORE,
LSTORE, FSTORE, DSTORE, ASTORE or RET.var - the operand of the instruction to be visited. This operand is
the index of a local variable.public void visitTypeInsn(int opcode,
String desc)
MethodVisitorvisitTypeInsn 在接口中 MethodVisitorvisitTypeInsn 在类中 MethodAdapteropcode - the opcode of the type instruction to be visited. This
opcode is either NEW, ANEWARRAY, CHECKCAST or INSTANCEOF.desc - the operand of the instruction to be visited. This operand is
must be a fully qualified class name in internal form, or the type
descriptor of an array type (see Type).public void visitFieldInsn(int opcode,
String owner,
String name,
String desc)
MethodVisitorvisitFieldInsn 在接口中 MethodVisitorvisitFieldInsn 在类中 MethodAdapteropcode - the opcode of the type instruction to be visited. This
opcode is either GETSTATIC, PUTSTATIC, GETFIELD or PUTFIELD.owner - the internal name of the field's owner class (see getInternalName).name - the field's name.desc - the field's descriptor (see Type).public void visitMethodInsn(int opcode,
String owner,
String name,
String desc)
MethodVisitorvisitMethodInsn 在接口中 MethodVisitorvisitMethodInsn 在类中 MethodAdapteropcode - the opcode of the type instruction to be visited. This
opcode is either INVOKEVIRTUAL, INVOKESPECIAL, INVOKESTATIC or
INVOKEINTERFACE.owner - the internal name of the method's owner class (see getInternalName).name - the method's name.desc - the method's descriptor (see Type).public void visitJumpInsn(int opcode,
Label label)
MethodVisitorvisitJumpInsn 在接口中 MethodVisitorvisitJumpInsn 在类中 MethodAdapteropcode - the opcode of the type instruction to be visited. This
opcode is either IFEQ, IFNE, IFLT, IFGE, IFGT, IFLE, IF_ICMPEQ,
IF_ICMPNE, IF_ICMPLT, IF_ICMPGE, IF_ICMPGT, IF_ICMPLE, IF_ACMPEQ,
IF_ACMPNE, GOTO, JSR, IFNULL or IFNONNULL.label - the operand of the instruction to be visited. This operand
is a label that designates the instruction to which the jump
instruction may jump.public void visitLdcInsn(Object cst)
MethodVisitorvisitLdcInsn 在接口中 MethodVisitorvisitLdcInsn 在类中 MethodAdaptercst - the constant to be loaded on the stack. This parameter must be
a non null Integer, a Float, a Long, a
Double a String (or a Type for
.class constants, for classes whose version is 49.0 or
more).public void visitIincInsn(int var,
int increment)
MethodVisitorvisitIincInsn 在接口中 MethodVisitorvisitIincInsn 在类中 MethodAdaptervar - index of the local variable to be incremented.increment - amount to increment the local variable by.public void visitTableSwitchInsn(int min,
int max,
Label dflt,
Label[] labels)
MethodVisitorvisitTableSwitchInsn 在接口中 MethodVisitorvisitTableSwitchInsn 在类中 MethodAdaptermin - the minimum key value.max - the maximum key value.dflt - beginning of the default handler block.labels - beginnings of the handler blocks. labels[i] is
the beginning of the handler block for the min + i key.public void visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
MethodVisitorvisitLookupSwitchInsn 在接口中 MethodVisitorvisitLookupSwitchInsn 在类中 MethodAdapterdflt - beginning of the default handler block.keys - the values of the keys.labels - beginnings of the handler blocks. labels[i] is
the beginning of the handler block for the keys[i] key.public void visitMultiANewArrayInsn(String desc, int dims)
MethodVisitorvisitMultiANewArrayInsn 在接口中 MethodVisitorvisitMultiANewArrayInsn 在类中 MethodAdapterdesc - an array type descriptor (see Type).dims - number of dimensions of the array to allocate.Copyright © 2017. All Rights Reserved.