类 org.objectweb.asm.Label
的使用

使用 Label 的软件包

org.objectweb.asm	Provides a small and fast bytecode manipulation framework.
org.objectweb.asm.commons	Provides some useful class and method adapters.
org.objectweb.asm.optimizer
org.objectweb.asm.tree	Provides an ASM visitor that constructs a tree representation of the classes it visits.
org.objectweb.asm.util	Provides ASM visitors that can be useful for programming and debugging purposes.
org.objectweb.asm.xml	Provides SAX 2.0 adapters for ASM visitors to convert classes to and from XML.

org.objectweb.asm 中 Label 的使用

返回 Label 的 org.objectweb.asm 中的方法

protected Label[]	Attribute.getLabels() Returns the labels corresponding to this attribute.
protected Label	ClassReader.readLabel(int offset, Label[] labels) Returns the label corresponding to the given offset.

参数类型为 Label 的 org.objectweb.asm 中的方法

protected Attribute	Attribute.read(ClassReader cr, int off, int len, char[] buf, int codeOff, Label[] labels) Reads a type attribute.
protected Label	ClassReader.readLabel(int offset, Label[] labels) Returns the label corresponding to the given offset.
void	MethodVisitor.visitJumpInsn(int opcode, Label label) Visits a jump instruction.
void	MethodAdapter.visitJumpInsn(int opcode, Label label)
void	MethodVisitor.visitLabel(Label label) Visits a label.
void	MethodAdapter.visitLabel(Label label)
void	MethodVisitor.visitLineNumber(int line, Label start) Visits a line number declaration.
void	MethodAdapter.visitLineNumber(int line, Label start)
void	MethodVisitor.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index) Visits a local variable declaration.
void	MethodAdapter.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	MethodVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels) Visits a LOOKUPSWITCH instruction.
void	MethodVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels) Visits a LOOKUPSWITCH instruction.
void	MethodAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	MethodAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	MethodVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels) Visits a TABLESWITCH instruction.
void	MethodVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels) Visits a TABLESWITCH instruction.
void	MethodAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	MethodAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	MethodVisitor.visitTryCatchBlock(Label start, Label end, Label handler, String type) Visits a try catch block.
void	MethodAdapter.visitTryCatchBlock(Label start, Label end, Label handler, String type)

org.objectweb.asm.commons 中 Label 的使用

返回 Label 的 org.objectweb.asm.commons 中的方法

Label	GeneratorAdapter.mark() Marks the current code position with a new label.
Label	GeneratorAdapter.newLabel() Creates a new Label.

参数类型为 Label 的 org.objectweb.asm.commons 中的方法

void	GeneratorAdapter.catchException(Label start, Label end, Type exception) Marks the start of an exception handler.
void	TableSwitchGenerator.generateCase(int key, Label end) Generates the code for a switch case.
void	GeneratorAdapter.goTo(Label label) Generates the instruction to jump to the given label.
void	GeneratorAdapter.ifCmp(Type type, int mode, Label label) Generates the instructions to jump to a label based on the comparison of the top two stack values.
void	GeneratorAdapter.ifICmp(int mode, Label label) Generates the instructions to jump to a label based on the comparison of the top two integer stack values.
void	GeneratorAdapter.ifNonNull(Label label) Generates the instruction to jump to the given label if the top stack value is not null.
void	GeneratorAdapter.ifNull(Label label) Generates the instruction to jump to the given label if the top stack value is null.
void	GeneratorAdapter.ifZCmp(int mode, Label label) Generates the instructions to jump to a label based on the comparison of the top integer stack value with zero.
void	GeneratorAdapter.mark(Label label) Marks the current code position with the given label.
void	JSRInlinerAdapter.visitJumpInsn(int opcode, Label lbl) Detects a JSR instruction and sets a flag to indicate we will need to do inlining.
void	EmptyVisitor.visitJumpInsn(int opcode, Label label)
void	CodeSizeEvaluator.visitJumpInsn(int opcode, Label label)
void	AnalyzerAdapter.visitJumpInsn(int opcode, Label label)
void	AdviceAdapter.visitJumpInsn(int opcode, Label label)
void	EmptyVisitor.visitLabel(Label label)
void	AnalyzerAdapter.visitLabel(Label label)
void	AdviceAdapter.visitLabel(Label label)
void	EmptyVisitor.visitLineNumber(int line, Label start)
void	RemappingMethodAdapter.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	LocalVariablesSorter.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	EmptyVisitor.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	EmptyVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	EmptyVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	CodeSizeEvaluator.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	CodeSizeEvaluator.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	AnalyzerAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	AnalyzerAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	AdviceAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	AdviceAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	EmptyVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	EmptyVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	CodeSizeEvaluator.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	CodeSizeEvaluator.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	AnalyzerAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	AnalyzerAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	AdviceAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	AdviceAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	RemappingMethodAdapter.visitTryCatchBlock(Label start, Label end, Label handler, String type)
void	EmptyVisitor.visitTryCatchBlock(Label start, Label end, Label handler, String type)

org.objectweb.asm.optimizer 中 Label 的使用

参数类型为 Label 的 org.objectweb.asm.optimizer 中的方法

void	MethodOptimizer.visitLineNumber(int line, Label start)
void	MethodConstantsCollector.visitLineNumber(int line, Label start)
void	MethodOptimizer.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	MethodConstantsCollector.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	MethodConstantsCollector.visitTryCatchBlock(Label start, Label end, Label handler, String type)

org.objectweb.asm.tree 中 Label 的使用

返回 Label 的 org.objectweb.asm.tree 中的方法

Label

LabelNode.getLabel()

参数类型为 Label 的 org.objectweb.asm.tree 中的方法

protected LabelNode	MethodNode.getLabelNode(Label l) Returns the LabelNode corresponding to the given Label.
void	MethodNode.visitJumpInsn(int opcode, Label label)
void	MethodNode.visitLabel(Label label)
void	MethodNode.visitLineNumber(int line, Label start)
void	MethodNode.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	MethodNode.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	MethodNode.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	MethodNode.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	MethodNode.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	MethodNode.visitTryCatchBlock(Label start, Label end, Label handler, String type)

参数类型为 Label 的 org.objectweb.asm.tree 中的构造方法

LabelNode(Label label)

org.objectweb.asm.util 中 Label 的使用

参数类型为 Label 的 org.objectweb.asm.util 中的方法

protected void	TraceMethodVisitor.appendLabel(Label l) Appends the name of the given label to buf.
void	TraceMethodVisitor.visitJumpInsn(int opcode, Label label)
void	CheckMethodAdapter.visitJumpInsn(int opcode, Label label)
void	ASMifierMethodVisitor.visitJumpInsn(int opcode, Label label)
void	TraceMethodVisitor.visitLabel(Label label)
void	CheckMethodAdapter.visitLabel(Label label)
void	ASMifierMethodVisitor.visitLabel(Label label)
void	TraceMethodVisitor.visitLineNumber(int line, Label start)
void	CheckMethodAdapter.visitLineNumber(int line, Label start)
void	ASMifierMethodVisitor.visitLineNumber(int line, Label start)
void	TraceMethodVisitor.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	CheckMethodAdapter.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	ASMifierMethodVisitor.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	TraceMethodVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	TraceMethodVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	CheckMethodAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	CheckMethodAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	ASMifierMethodVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	ASMifierMethodVisitor.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	TraceMethodVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	TraceMethodVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	CheckMethodAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	CheckMethodAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	ASMifierMethodVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	ASMifierMethodVisitor.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	TraceMethodVisitor.visitTryCatchBlock(Label start, Label end, Label handler, String type)
void	CheckMethodAdapter.visitTryCatchBlock(Label start, Label end, Label handler, String type)
void	ASMifierMethodVisitor.visitTryCatchBlock(Label start, Label end, Label handler, String type)

org.objectweb.asm.xml 中 Label 的使用

返回 Label 的 org.objectweb.asm.xml 中的方法

protected Label

ASMContentHandler.Rule.getLabel(Object label)

参数类型为 Label 的 org.objectweb.asm.xml 中的方法

void	SAXCodeAdapter.visitJumpInsn(int opcode, Label label)
void	SAXCodeAdapter.visitLabel(Label label)
void	SAXCodeAdapter.visitLineNumber(int line, Label start)
void	SAXCodeAdapter.visitLocalVariable(String name, String desc, String signature, Label start, Label end, int index)
void	SAXCodeAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	SAXCodeAdapter.visitLookupSwitchInsn(Label dflt, int[] keys, Label[] labels)
void	SAXCodeAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	SAXCodeAdapter.visitTableSwitchInsn(int min, int max, Label dflt, Label[] labels)
void	SAXCodeAdapter.visitTryCatchBlock(Label start, Label end, Label handler, String type)