edu.uci.eecs.doc.cascade.tree
Class AbstractTreeWriter

java.lang.Object
  edu.uci.eecs.doc.cascade.tree.AbstractTreeWriter

All Implemented Interfaces:

TreeWriter

Direct Known Subclasses:

SVGTreeWriter, TextTreeWriter

public abstract class AbstractTreeWriter
extends Object
implements TreeWriter

An abstract base class for exporting a control flow tree to various output formats.

Author:

Trevor Harmon

Field Summary

protected boolean	showInstructions
protected List<Tree>	trees

Constructor Summary

AbstractTreeWriter(List<Tree> trees)
Creates a new TreeWriter object for the given control flow trees.

Method Summary

void	setShowInstructions(boolean showInstructions) Tells whether the string representations of the nodes should include a list of the node's bytecode instructions.
void	write() Prints the control flow tree to standard output (System.out).
void	write(String filename) Exports the control flow tree to the specified file.
abstract void	write(Writer out) Exports the control flow tree to the specified output stream.

Methods inherited from class java.lang.Object

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

Field Detail

trees

protected List<Tree> trees

showInstructions

protected boolean showInstructions

Constructor Detail

AbstractTreeWriter

public AbstractTreeWriter(List<Tree> trees)

Creates a new TreeWriter object for the given control flow trees.

Parameters:

trees - the list of control flow trees to be exported

Method Detail

setShowInstructions

public void setShowInstructions(boolean showInstructions)

Tells whether the string representations of the nodes should include a list of the node's bytecode instructions.

Specified by:

setShowInstructions in interface TreeWriter

Parameters:

showInstructions - true if instructions should be displayed; false otherwise

write

public void write()

Prints the control flow tree to standard output (System.out).

Specified by:

write in interface TreeWriter

write

public void write(String filename)
           throws IOException

Exports the control flow tree to the specified file.

Specified by:

write in interface TreeWriter

Parameters:

filename - the name of a file in which to save the tree

Throws:

IOException - if the tree cannot be written to disk

write

public abstract void write(Writer out)
                    throws IOException

Exports the control flow tree to the specified output stream.

Specified by:

write in interface TreeWriter

Parameters:

out - an output stream in which to save the tree

Throws:

IOException - if the tree cannot be written to the stream