FieldDeclaration.java #2

/*
 * FieldDeclaration.java 1.0
 *
 * Jun 11, 1997
 *  
 * @see openjava.ptree.ParseTree
 * @version 1.0 last updated: Sep 4, 1997
 * @author  Michiaki Tatsubori
 */
package openjava.ptree;


import java.util.Hashtable;
import openjava.ptree.util.*;
import openjava.mop.*;
import openjava.ptree.util.PartialParser;


/**
 * The FieldDeclaration class presents for node of parse tree.
 * FieldDeclaration
 *   :=  ModifierList TypeName VariableDeclarator SEMI
 *
 */
public class FieldDeclaration extends NonLeaf
    implements MemberDeclaration
{
    private Hashtable suffixes = null;

    /**
     * Allocates this object
     *
     */
    public FieldDeclaration(
	ModifierList		e0,
	TypeName		e1,
	VariableDeclarator	e2 )
    {
	super();
	set( e0, e1, e2 );
    }

    public FieldDeclaration(
	ModifierList		e0,
	TypeName		e1,
	String			e2,
	VariableInitializer	e3 )
    {
	super();
	VariableDeclarator vd = new VariableDeclarator( e2, e3 );
	set( e0, e1, vd );
    }

    /**
     * Is needed for recursive copy.
     */
    FieldDeclaration() {
	super();
    }

    /**
     * Overrides writing code method
     *
     */
    public void writeCode() {
        writeTab();
        writeDebugL();
    
        //ModifierList
        ModifierList modiflist = getModifiers();
        modiflist.writeCode();
        if(! modiflist.isEmpty()){
          out.print( " " );
        }
    
        //TypeName
        TypeName ts = getTypeSpecifier();
        ts.writeCode();
    
        out.print( " " );
    
        //VariableDeclarator
        VariableDeclarator vd = getVariableDeclarator();
        vd.writeCode();
    
        //";"
	out.print( ";" );
    
        writeDebugR();
        out.println();
    }
  
    /**
     * Gets modifier list of this field.
     *
     * @return  modifier list. if there is no modifiers, this returns
     *          an empty list.
     */
    public ModifierList getModifiers() {
      return (ModifierList) elementAt( 0 );
    }
  
    /**
     * Sets modifier list of this field.
     *
     * @param  modifs  modifiers to set
     */
    public void setModifiers( ModifierList modifs ) {
      setElementAt( modifs, 0 );
    }
  
    /**
     * Gets type specifier of this field variable.
     * Any modification on obtained objects is never reflected on
     * this object.
     *
     * @return  the type specifier for this field.
     */
    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 type specifier of this field variable.
     *
     * @param  tspec  type specifier to set
     */
    public void setTypeSpecifier( TypeName tspec ) {
      setElementAt( tspec, 1 );
    }
  
    /**
     * Gets variable declarator of this field
     *
     * @return  variable declarator
     * @see openjava.ptree.VariableDeclarator
     * @deprecate
     */
    public VariableDeclarator getVariableDeclarator() {
      return (VariableDeclarator) elementAt( 2 );
    }
  
    /**
     * Sets type specifier of this field variable.
     *
     * @param  vdeclr  variable declarator to set
     * @deprecate
     */
    public void setVariableDeclarator( VariableDeclarator vdeclr ) {
      setElementAt( vdeclr, 2 );
    }
  
    /**
     * Gets variable name of this field.
     *
     * @return  identifier of field variable
     */
    public String getVariable() {
      return (String) getVariableDeclarator().getVariable();
    }
  
    /**
     * Gets variable name of this field.
     *
     * @return  identifier of field variable
     * @deprecate
     */
    public String getName() {
	return (String) getVariableDeclarator().getVariable();
    }

  
    /**
     * Sets variable name of this field.
     *
     * @param  name  identifier of field variable
     */
    public void setVariable( String name ) {
      getVariableDeclarator().setVariable( name );
    }
  
    /**
     * Gets variable initializer of this field.
     *
     * @return  variable initializer
     */
    public VariableInitializer getInitializer() {
	return (VariableInitializer) getVariableDeclarator().getInitializer();
    }
  
    /**
     * Gets variable initializer of this field.
     *
     * @return  variable initializer
     */
    public void setInitializer( VariableInitializer vinit ) {
	getVariableDeclarator().setInitializer( vinit );
    }

    public void setSuffixes( Hashtable suffixes ) {
        this.suffixes = suffixes;
    }

    public Hashtable getSuffixes() {
        return this.suffixes;
    }
  
    public void accept( ParseTreeVisitor v ) throws ParseTreeException {
        v.visit( this );
    }

}