Class LineNumberData

java.lang.Object

org.openjdk.asmtools.jdis.Indenter

org.openjdk.asmtools.jdis.LineNumberData

All Implemented Interfaces:

Printable

public class LineNumberData
extends Indenter

Represents a single line number data entry within a Line Number Table attribute. This class extends the Indenter class to provide indentation functionality.

Nested Class Summary

Nested classes/interfaces inherited from class Indenter

Indenter.NotImplementedException

Field Summary

Fields

Modifier and Type	Field	Description
protected String	format	A format string used for printing the line number data.
protected short	line_number	The line number corresponding to the start_pc.
protected short	start_pc	The starting program counter of this line number entry.

Fields inherited from class Indenter

ARGUMENT_DELIMITER, bestEffort, BootstrapArgumentsBreakPositions, BootstrapMethodBreakPositions, CIRCULAR_COMMENT_OFFSET, COMMENT_PADDING, commentOffset, detailedOutput, dropCharacterRange, dropClasses, dropSignatures, dropSourceFile, extraDetailedOutput, hasSize, INDENT_CHAR, INDENT_OFFSET, INDENT_STEP, INDENT_STRING, INITIAL_COMMENT_OFFSET, INSTR_PREFIX_LENGTH, InvokeDynamicBreakPositions, LdwBreakPositions, LINE_SPLITTER, maxSize, maxSizeCalculated, NO_BSM_ARGUMENTS, NO_BSM_ARGUMENTS_REGEX, OPERAND_PLACEHOLDER_LENGTH, printable, printConstantPool, printCPIndex, printHEX, printLabelAsIdentifiers, printLineNumber, printLineTable, printLineTableLines, printLineTableNumbers, printLocalVariables, printLocalVariableTypes, printProgramCounter, printSourceLines, PROGRAM_COUNTER_PLACEHOLDER_LENGTH, REPLACEMENT_NO_BSM_ARGUMENTS, skipComments, STACKMAP_TYPE_PLACEHOLDER_LENGTH, sysInfo, TABLE_PADDING, tableFormat, tableToken, toolOutput, UNDEFINED

Constructor Summary

Constructors

Constructor	Description
LineNumberData(DataInputStream in, MethodData methodData)	Constructs a new LineNumberData instance from the given DataInputStream and MethodData.

Method Summary

Modifier and Type	Method	Description
protected String	getTitle()
boolean	isPrintable()	Checks if this LineNumberData instance should be printed.
protected void	jasmPrint(int index, int size)	Prints this LineNumberData instance in JASM format.
protected void	tablePrint(int index, int size)	Prints this LineNumberData instance in Table(javap) format.

Methods inherited from class Indenter

decIndent, decIndent, enlargedIndent, enlargedIndent, formatOperandLine, getCommentOffset, getIndentSize, getIndentStep, getIndentString, getLabelPrefix, getOffset, getPrintAttributeCommentPadding, getPrintAttributeKeyPadding, incIndent, incIndent, Indent, IndentPadLeft, IndentPadRight, initIndent, isTableOutput, jasmPrint, nCopies, padLeft, PadLeft, padRight, PadRight, print, print, print, print, printIndent, printIndent, printIndent, printIndentLn, printIndentLn, printIndentLn, printIndentPadLeft, printIndentPadRight, println, println, println, println, printPadLeft, printPadRight, setCommentOffset, setHasSize, setOffset, setTheSame, tableFormatSupported, tablePrint

Methods inherited from class Object

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

Field Details

start_pc

protected short start_pc

The starting program counter of this line number entry.

line_number

protected short line_number

The line number corresponding to the start_pc.

format

protected String format

A format string used for printing the line number data.

Constructor Details

LineNumberData

public LineNumberData(DataInputStream in,
 MethodData methodData)
               throws IOException

Constructs a new LineNumberData instance from the given DataInputStream and MethodData.

Parameters:

in - the DataInputStream containing the line number data

methodData - the MethodData instance associated with this LineNumberData

Throws:

IOException - if an I/O error occurs during construction

Method Details

isPrintable

public boolean isPrintable()

Checks if this LineNumberData instance should be printed.

Returns:

true if either printLineTable or tableFormat is enabled, false otherwise.

jasmPrint

protected void jasmPrint(int index,
 int size)
                  throws IOException

Prints this LineNumberData instance in JASM format.

Overrides:

jasmPrint in class Indenter

Parameters:

index - the index of this entry in the Line Number Table

size - the total number of entries in the Line Number Table

Throws:

IOException - if an I/O error occurs during printing

getTitle

protected String getTitle()

Overrides:

getTitle in class Indenter

tablePrint

protected void tablePrint(int index,
 int size)
                   throws IOException

Prints this LineNumberData instance in Table(javap) format.

Overrides:

tablePrint in class Indenter

Parameters:

index - the index of this entry in the Line Number Table

size - the total number of entries in the Line Number Table

Throws:

IOException - if an I/O error occurs during printing