jasi.sim.user.tree
Class AbstractLispTree

java.lang.Object
  jasi.sim.user.tree.Tree<java.lang.String>
      jasi.sim.user.tree.AbstractLispTree

Direct Known Subclasses:

IcdTree, LispTree

public abstract class AbstractLispTree
extends Tree<java.lang.String>

Abstract base class for lisp trees.

Field Summary

protected java.util.StringTokenizer

tokenizer The string tokenizer.

Fields inherited from class jasi.sim.user.tree.Tree

CHILD, ROOT, SIBLING

Constructor Summary

protected

AbstractLispTree(java.util.StringTokenizer tokenizer)

Method Summary

protected java.lang.String	collectText() Collect text tokens from ICD string until double quotes are found.
protected java.lang.String	nextText() Get a text token from ICD string.
protected java.lang.String	nextToken() Get next token from ICD string.

Methods inherited from class jasi.sim.user.tree.Tree

current, get, node, read, reduceLevel, root, toString, toString

Methods inherited from class java.lang.Object

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

Field Detail

tokenizer

protected final java.util.StringTokenizer tokenizer

The string tokenizer.

Constructor Detail

AbstractLispTree

protected AbstractLispTree(java.util.StringTokenizer tokenizer)

Method Detail

collectText

protected final java.lang.String collectText()
                                      throws TreeException

Collect text tokens from ICD string until double quotes are found.

Returns:

The next token.

Throws:

TreeException - If text token can not obtained.

nextText

protected final java.lang.String nextText()
                                   throws TreeException

Get a text token from ICD string.

Returns:

The next token.

Throws:

TreeException - If text token can not obtained.

nextToken

protected final java.lang.String nextToken()
                                    throws TreeException

Get next token from ICD string.

Returns:

The next token.

Throws:

TreeException - If next token can not obtained.