jco$fielditerator.java

来自「SAP这个系统的一个转换器」· Java 代码 · 共 78 行

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) 
// Source File Name:   JCO.java

package com.sap.mw.jco;

import java.util.NoSuchElementException;

// Referenced classes of package com.sap.mw.jco:
//            JCO

public static class JCO$FieldIterator
{

    public void reset()
    {
        index = 0;
    }

    public boolean hasMoreElements()
    {
        return index < fields.length;
    }

    public boolean hasMoreFields()
    {
        return index < fields.length;
    }

    public boolean hasNextFields()
    {
        return index < fields.length;
    }

    public boolean hasPreviousFields()
    {
        return index > 0;
    }

    public Object nextElement()
    {
        if(index < fields.length)
            return fields[index++];
        else
            throw new NoSuchElementException("FieldEnumerator");
    }

    public JCO$Field nextField()
    {
        if(index < fields.length)
            return fields[index++];
        else
            throw new NoSuchElementException("FieldEnumerator");
    }

    public JCO$Field previousField()
    {
        if(index > 0)
            return fields[--index];
        else
            throw new NoSuchElementException("FieldEnumerator");
    }

    private JCO$Field fields[];
    int index;

    public JCO$FieldIterator(JCO$Record rec)
    {
        index = 0;
        int num_fields = rec.eldCount();
        fields = new JCO$Field[num_fields];
        for(int i = 0; i < num_fields; i++)
            fields[i] = new JCO$Field(rec, i);

    }
}