org.apache.bcel.classfile
Class LineNumberTable
java.lang.Object
org.apache.bcel.classfile.Attribute
org.apache.bcel.classfile.LineNumberTable
- All Implemented Interfaces:
- java.io.Serializable, java.lang.Cloneable, Node
public final class LineNumberTable
- extends Attribute
This class represents a table of line numbers for debugging
purposes. This attribute is used by the Code attribute. It
contains pairs of PCs and line numbers.
- Version:
- $Id: LineNumberTable.java 386056 2006-03-15 11:31:56Z tcurdt $
- Author:
- M. Dahm
- See Also:
Code
,
LineNumber
,
Serialized Form
Methods inherited from class org.apache.bcel.classfile.Attribute |
addAttributeReader, clone, getConstantPool, getLength, getNameIndex, getTag, readAttribute, removeAttributeReader, setConstantPool, setLength, setNameIndex |
Methods inherited from class java.lang.Object |
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
line_number_table_length
private int line_number_table_length
line_number_table
private LineNumber[] line_number_table
LineNumberTable
public LineNumberTable(LineNumberTable c)
LineNumberTable
public LineNumberTable(int name_index,
int length,
LineNumber[] line_number_table,
ConstantPool constant_pool)
LineNumberTable
LineNumberTable(int name_index,
int length,
java.io.DataInputStream file,
ConstantPool constant_pool)
throws java.io.IOException
- Construct object from file stream.
- Parameters:
name_index
- Index of namelength
- Content length in bytesfile
- Input streamconstant_pool
- Array of constants
- Throws:
java.io.IOException
accept
public void accept(Visitor v)
- Called by objects that are traversing the nodes of the tree implicitely
defined by the contents of a Java class. I.e., the hierarchy of methods,
fields, attributes, etc. spawns a tree of objects.
- Specified by:
accept
in interface Node
- Specified by:
accept
in class Attribute
- Parameters:
v
- Visitor object
dump
public final void dump(java.io.DataOutputStream file)
throws java.io.IOException
- Dump line number table attribute to file stream in binary format.
- Overrides:
dump
in class Attribute
- Parameters:
file
- Output file stream
- Throws:
java.io.IOException
getLineNumberTable
public final LineNumber[] getLineNumberTable()
- Returns:
- Array of (pc offset, line number) pairs.
setLineNumberTable
public final void setLineNumberTable(LineNumber[] line_number_table)
- Parameters:
line_number_table
- the line number entries for this table
toString
public final java.lang.String toString()
- Overrides:
toString
in class Attribute
- Returns:
- String representation.
getSourceLine
public int getSourceLine(int pos)
- Map byte code positions to source code lines.
- Parameters:
pos
- byte code offset
- Returns:
- corresponding line in source code
copy
public Attribute copy(ConstantPool _constant_pool)
- Specified by:
copy
in class Attribute
- Returns:
- deep copy of this attribute
getTableLength
public final int getTableLength()