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org.apache.el.parser
Class SimpleNode

java.lang.Object
  extended by org.apache.el.lang.ELSupport
      extended by org.apache.el.parser.SimpleNode
All Implemented Interfaces:
Node
Direct Known Subclasses:
ArithmeticNode, AstBracketSuffix, AstChoice, AstCompositeExpression, AstDeferredExpression, AstDotSuffix, AstDynamicExpression, AstEmpty, AstFloatingPoint, AstFunction, AstIdentifier, AstInteger, AstLiteralExpression, AstNegative, AstNot, AstNull, AstString, AstValue, BooleanNode
public abstract class SimpleNode
extends ELSupport
implements Node

Author:
Jacob Hookom [jacob@hookom.net]

Field Summary
protected  Node[] children
           
protected  int id
           
protected  java.lang.String image
           
protected  Node parent
           
 
Constructor Summary
SimpleNode(int i)
           
 
Method Summary
 void accept(NodeVisitor visitor)
           
 void dump(java.lang.String prefix)
           
 boolean equals(java.lang.Object obj)
           
 java.lang.String getImage()
           
 javax.el.MethodInfo getMethodInfo(EvaluationContext ctx, java.lang.Class[] paramTypes)
           
 java.lang.Class getType(EvaluationContext ctx)
           
 java.lang.Object getValue(EvaluationContext ctx)
           
 int hashCode()
           
 java.lang.Object invoke(EvaluationContext ctx, java.lang.Class[] paramTypes, java.lang.Object[] paramValues)
           
 boolean isReadOnly(EvaluationContext ctx)
           
 void jjtAddChild(Node n, int i)
          This method tells the node to add its argument to the node's list of children.
 void jjtClose()
          This method is called after all the child nodes have been added.
 Node jjtGetChild(int i)
          This method returns a child node.
 int jjtGetNumChildren()
          Return the number of children the node has.
 Node jjtGetParent()
           
 void jjtOpen()
          This method is called after the node has been made the current node.
 void jjtSetParent(Node n)
          This pair of methods are used to inform the node of its parent.
 void setImage(java.lang.String image)
           
 void setValue(EvaluationContext ctx, java.lang.Object value)
           
 java.lang.String toString()
           
 java.lang.String toString(java.lang.String prefix)
           
 
Methods inherited from class org.apache.el.lang.ELSupport
checkType, coerceToBoolean, coerceToCharacter, coerceToEnum, coerceToNumber, coerceToNumber, coerceToNumber, coerceToNumber, coerceToString, coerceToType, compare, containsNulls, equals, isBigDecimalOp, isBigIntegerOp, isDoubleOp, isDoubleStringOp, isLongOp, isStringFloat, throwUnhandled, toFloat, toNumber
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 

Field Detail

parent

protected Node parent

children

protected Node[] children

id

protected int id

image

protected java.lang.String image
Constructor Detail

SimpleNode

public SimpleNode(int i)
Method Detail

jjtOpen

public void jjtOpen()
Description copied from interface: Node
This method is called after the node has been made the current node. It indicates that child nodes can now be added to it.

Specified by:
jjtOpen in interface Node

jjtClose

public void jjtClose()
Description copied from interface: Node
This method is called after all the child nodes have been added.

Specified by:
jjtClose in interface Node

jjtSetParent

public void jjtSetParent(Node n)
Description copied from interface: Node
This pair of methods are used to inform the node of its parent.

Specified by:
jjtSetParent in interface Node

jjtGetParent

public Node jjtGetParent()
Specified by:
jjtGetParent in interface Node

jjtAddChild

public void jjtAddChild(Node n,
                        int i)
Description copied from interface: Node
This method tells the node to add its argument to the node's list of children.

Specified by:
jjtAddChild in interface Node

jjtGetChild

public Node jjtGetChild(int i)
Description copied from interface: Node
This method returns a child node. The children are numbered from zero, left to right.

Specified by:
jjtGetChild in interface Node

jjtGetNumChildren

public int jjtGetNumChildren()
Description copied from interface: Node
Return the number of children the node has.

Specified by:
jjtGetNumChildren in interface Node

toString

public java.lang.String toString()
Overrides:
toString in class java.lang.Object

toString

public java.lang.String toString(java.lang.String prefix)

dump

public void dump(java.lang.String prefix)

getImage

public java.lang.String getImage()
Specified by:
getImage in interface Node

setImage

public void setImage(java.lang.String image)

getType

public java.lang.Class getType(EvaluationContext ctx)
                        throws javax.el.ELException
Specified by:
getType in interface Node
Throws:
javax.el.ELException

getValue

public java.lang.Object getValue(EvaluationContext ctx)
                          throws javax.el.ELException
Specified by:
getValue in interface Node
Throws:
javax.el.ELException

isReadOnly

public boolean isReadOnly(EvaluationContext ctx)
                   throws javax.el.ELException
Specified by:
isReadOnly in interface Node
Throws:
javax.el.ELException

setValue

public void setValue(EvaluationContext ctx,
                     java.lang.Object value)
              throws javax.el.ELException
Specified by:
setValue in interface Node
Throws:
javax.el.ELException

accept

public void accept(NodeVisitor visitor)
            throws java.lang.Exception
Specified by:
accept in interface Node
Throws:
java.lang.Exception

invoke

public java.lang.Object invoke(EvaluationContext ctx,
                               java.lang.Class[] paramTypes,
                               java.lang.Object[] paramValues)
                        throws javax.el.ELException
Specified by:
invoke in interface Node
Throws:
javax.el.ELException

getMethodInfo

public javax.el.MethodInfo getMethodInfo(EvaluationContext ctx,
                                         java.lang.Class[] paramTypes)
                                  throws javax.el.ELException
Specified by:
getMethodInfo in interface Node
Throws:
javax.el.ELException

hashCode

public int hashCode()
Overrides:
hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)
Overrides:
equals in class java.lang.Object
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Apache Tomcat 6.0.53
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