org.zkoss.zuss.metainfo
Class Expression

java.lang.Object
  org.zkoss.zuss.metainfo.Expression

All Implemented Interfaces:

java.io.Serializable, NodeInfo

public class Expression
extends java.lang.Object

Represents an expression.

The children is a list of values and operators in the postfix expression.

Author:

tomyeh

See Also:

Serialized Form

Constructor Summary

Expression(int lineno)

Expression(NodeInfo parent, int lineno)

Method Summary

void	appendChild(NodeInfo child) Append a child
java.util.List<NodeInfo>	getChildren() Returns a readonly list of children.
int	getLine() Returns the line number of this info.
NodeInfo	getParent() Returns the parent, or null if it is the root.
boolean	removeChild(NodeInfo child) Removes a child.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Expression

public Expression(NodeInfo parent,
                  int lineno)

Expression

public Expression(int lineno)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

appendChild

public void appendChild(NodeInfo child)

Description copied from interface: NodeInfo

Append a child

Specified by:

appendChild in interface NodeInfo

removeChild

public boolean removeChild(NodeInfo child)

Description copied from interface: NodeInfo

Removes a child.

Specified by:

removeChild in interface NodeInfo

getChildren

public java.util.List<NodeInfo> getChildren()

Description copied from interface: NodeInfo

Returns a readonly list of children.

Note: the returned list is readonly. To modify, please use NodeInfo.appendChild(org.zkoss.zuss.metainfo.NodeInfo) and NodeInfo.removeChild(org.zkoss.zuss.metainfo.NodeInfo) instead.

Specified by:

getChildren in interface NodeInfo

getLine

public int getLine()

Description copied from interface: NodeInfo

Returns the line number of this info.

Specified by:

getLine in interface NodeInfo

getParent

public NodeInfo getParent()

Description copied from interface: NodeInfo

Returns the parent, or null if it is the root.

Specified by:

getParent in interface NodeInfo