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/*
* VariableDeclaration.java 1.0
*
* This class is made to type ptree-node into the local variable
* declaration statement in the body of class.
*
* Jun 20, 1997 by mich
* Sep 29, 1997 by bv
* Oct 10, 1997 by mich
*
* @see io.devnulllabs.openjava.ptree.ParseTree
* @version 1.0 last updated: Oct 10, 1997
* @author Michiaki Tatsubori
*/
package io.devnulllabs.openjava.ptree;
import io.devnulllabs.openjava.ptree.util.ParseTreeVisitor;
/**
* The VariableDeclaration class presents
* local variable declaration statement node of parse tree.
*
* @see io.devnulllabs.openjava.ptree.ParseTree
* @see io.devnulllabs.openjava.ptree.NonLeaf
* @see io.devnulllabs.openjava.ptree.Statement
* @see io.devnulllabs.openjava.ptree.ModifierList
* @see io.devnulllabs.openjava.ptree.TypeName
* @see io.devnulllabs.openjava.ptree.VariableDeclarator
* @see io.devnulllabs.openjava.ptree.VariableInitializer
*/
public class VariableDeclaration extends NonLeaf implements Statement {
/**
* Allocates a new object.
*
* @param modifs the modifier list of this variable declaration.
* @param typespec the type specifier.
* @param vdeclr the variable declarator.
*/
public VariableDeclaration(
ModifierList modifs,
TypeName typespec,
VariableDeclarator vdeclr) {
super();
if (modifs == null) {
modifs = new ModifierList();
}
set(modifs, typespec, vdeclr);
}
/**
* Allocates a new object.
*
* @param typespec the type specifier.
* @param vdeclr the variable declarator.
*/
public VariableDeclaration(TypeName typespec, VariableDeclarator vdeclr) {
this(new ModifierList(), typespec, vdeclr);
}
/**
* Allocates a new object.
*
* @param modifs the modifier list of this variable declaration.
* @param typespec the type specifier.
* @param vname the variable name.
* @param vinit the variable initializer.
*/
public VariableDeclaration(
ModifierList modifs,
TypeName typespec,
String vname,
VariableInitializer vinit) {
this(modifs, typespec, new VariableDeclarator(vname, vinit));
}
/**
* Allocates a new object.
*
* @param modifs the modifier list of this variable declaration.
* @param typespec the type specifier.
* @param vname the variable name.
* @param vinit the variable initializer.
*/
public VariableDeclaration(
TypeName typespec,
String vname,
VariableInitializer vinit) {
this(new ModifierList(), typespec, vname, vinit);
}
VariableDeclaration() {
super();
}
/**
* Gets the modifer list of this variable declaration.
*
* @return the modifier list.
*/
public ModifierList getModifiers() {
return (ModifierList) elementAt(0);
}
/**
* Sets the modifer list of this variable declaration.
*
* @param modifs the modifier list to set.
*/
public void setModifiers(ModifierList modifs) {
setElementAt(modifs, 0);
}
/**
* Gets the type specifier of this variable declaration.
* Any modification on obtained objects is never reflected on
* this object.
*
* @return the type specifier for this variable.
*/
public TypeName getTypeSpecifier() {
TypeName result;
TypeName tn = (TypeName) elementAt(1);
VariableDeclarator vd = (VariableDeclarator) elementAt(2);
result = (TypeName) tn.makeCopy();
result.addDimension(vd.getDimension());
return result;
}
/**
* Sets the type specifier of this variable declaration.
*
* @param tspec the type specifier to set.
*/
public void setTypeSpecifier(TypeName tspec) {
setElementAt(tspec, 1);
}
/**
* Gets the variable declarator of this variable declaration.
*
* @return the variable declarator.
*/
public VariableDeclarator getVariableDeclarator() {
return (VariableDeclarator) elementAt(2);
}
/**
* Sets the variable declarator of this variable declaration.
*
* @param vdeclr the variable declarator to set.
*/
public void setVariableDeclarator(VariableDeclarator vdeclr) {
setElementAt(vdeclr, 2);
}
/**
* Gets declarator name, declarator name includes variable name
* but its dimension.
*
* @return declarator name
*/
public String getVariable() {
return getVariableDeclarator().getVariable();
}
/**
* Sets declarator name, declarator name includes variable name
* but its dimension.
*
* @param name declarator name to set.
* @see io.devnulllabs.openjava.ptree.TypeName
*/
public void setVariable(String name) {
getVariableDeclarator().setVariable(name);
}
/**
* Gets variable initializer.
*
* @return variable initializer.
*/
public VariableInitializer getInitializer() {
return getVariableDeclarator().getInitializer();
}
/**
* Sets variable initializer.
*
* @param vinit the variable initializer to set.
*/
public void setInitializer(VariableInitializer vinit) {
getVariableDeclarator().setInitializer(vinit);
}
public void accept(ParseTreeVisitor v) throws ParseTreeException {
v.visit(this);
}
}
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