Package com.yworks.yguard.obf.classfile

Class LocalVariableTableAttrInfo

java.lang.Object

com.yworks.yguard.obf.classfile.AttrInfo

com.yworks.yguard.obf.classfile.LocalVariableTableAttrInfo

All Implemented Interfaces:

ClassConstants

public class LocalVariableTableAttrInfo
extends AttrInfo

Representation of an attribute.

Field Summary

Fields inherited from class com.yworks.yguard.obf.classfile.AttrInfo

CONSTANT_FIELD_SIZE, owner, u4attrLength

Fields inherited from interface com.yworks.yguard.obf.classfile.ClassConstants

ACC_ABSTRACT, ACC_ANNOTATION, ACC_BRIDGE, ACC_ENUM, ACC_FINAL, ACC_INTERFACE, ACC_NATIVE, ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC, ACC_STATIC, ACC_SUPER, ACC_SYNCHRONIZED, ACC_SYNTHETIC, ACC_TRANSIENT, ACC_VARARGS, ACC_VOLATILE, ATTR_AnnotationDefault, ATTR_BootstrapMethods, ATTR_Bridge, ATTR_Code, ATTR_ConstantValue, ATTR_Deprecated, ATTR_EnclosingMethod, ATTR_Enum, ATTR_Exceptions, ATTR_InnerClasses, ATTR_LineNumberTable, ATTR_LocalVariableTable, ATTR_LocalVariableTypeTable, ATTR_MethodParameters, ATTR_Module, ATTR_ModuleMainClass, ATTR_ModulePackages, ATTR_NestHost, ATTR_NestMembers, ATTR_PermittedSubclasses, ATTR_Record, ATTR_RuntimeInvisibleAnnotations, ATTR_RuntimeInvisibleParameterAnnotations, ATTR_RuntimeInvisibleTypeAnnotations, ATTR_RuntimeVisibleAnnotations, ATTR_RuntimeVisibleParameterAnnotations, ATTR_RuntimeVisibleTypeAnnotations, ATTR_Signature, ATTR_SourceDebug, ATTR_SourceDebugExtension, ATTR_SourceFile, ATTR_StackMapTable, ATTR_Synthetic, ATTR_Unknown, ATTR_Varargs, CONSTANT_Class, CONSTANT_Double, CONSTANT_Dynamic, CONSTANT_Fieldref, CONSTANT_Float, CONSTANT_Integer, CONSTANT_InterfaceMethodref, CONSTANT_InvokeDynamic, CONSTANT_Long, CONSTANT_MethodHandle, CONSTANT_Methodref, CONSTANT_MethodType, CONSTANT_Module, CONSTANT_NameAndType, CONSTANT_Package, CONSTANT_String, CONSTANT_Utf8, KNOWN_ATTRS, MAGIC, MAJOR_VERSION, MINOR_VERSION_MAX, REF_getField, REF_getStatic, REF_invokeInterface, REF_invokeSpecial, REF_invokeStatic, REF_invokeVirtual, REF_newInvokeSpecial, REF_putField, REF_putStatic, REQUIRED_ATTRS

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	LocalVariableTableAttrInfo(ClassFile cf, int attrNameIndex, int attrLength)	Instantiates a new Local variable table attr info.

Method Summary

Modifier and Type	Method	Description
protected java.lang.String	getAttrName()	Return the String name of the attribute; over-ride this in sub-classes.
protected LocalVariableInfo[]	getLocalVariableTable()	Return the array of local variable table entries.
protected void	markUtf8RefsInInfo(ConstantPool pool)	Check for Utf8 references in the 'info' data to the constant pool and mark them.
protected void	readInfo(java.io.DataInput din)	Read the data following the header.
void	setLocalVariableTable(LocalVariableInfo[] lvts)	Sets local variable table.
void	writeInfo(java.io.DataOutput dout)	Export data following the header to a DataOutput stream.

Methods inherited from class com.yworks.yguard.obf.classfile.AttrInfo

create, getAttrInfoLength, getAttrNameIndex, markUtf8Refs, toString, trimAttrsExcept, write

Methods inherited from class java.lang.Object

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

Constructor Detail

LocalVariableTableAttrInfo

protected LocalVariableTableAttrInfo(ClassFile cf,
                                     int attrNameIndex,
                                     int attrLength)

Instantiates a new Local variable table attr info.

Parameters:

cf - the cf

attrNameIndex - the attr name index

attrLength - the attr length

Method Detail

getAttrName

protected java.lang.String getAttrName()

Return the String name of the attribute; over-ride this in sub-classes.

Overrides:

getAttrName in class AttrInfo

Returns:

the attr name

getLocalVariableTable

protected LocalVariableInfo[] getLocalVariableTable()

Return the array of local variable table entries.

Returns:

the local variable info [ ]

setLocalVariableTable

public void setLocalVariableTable(LocalVariableInfo[] lvts)

Sets local variable table.

Parameters:

lvts - the lvts

markUtf8RefsInInfo

protected void markUtf8RefsInInfo(ConstantPool pool)

Check for Utf8 references in the 'info' data to the constant pool and mark them.

Overrides:

markUtf8RefsInInfo in class AttrInfo

Parameters:

pool - the pool

readInfo

protected void readInfo(java.io.DataInput din)
                 throws java.io.IOException

Read the data following the header.

Overrides:

readInfo in class AttrInfo

Parameters:

din - the din

Throws:

java.io.IOException - the io exception

writeInfo

public void writeInfo(java.io.DataOutput dout)
               throws java.io.IOException

Export data following the header to a DataOutput stream.

Overrides:

writeInfo in class AttrInfo

Parameters:

dout - the dout

Throws:

java.io.IOException - the io exception