FirstClassImport.java

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package com.arcle.rmt.j2se.bridge.swimport.rqml;

import com.arcle.rmt.j2se.bridge.swimport.FirstClassImporter;
import com.arcle.rmt.j2se.bridge.copy.CopierFacade;
import com.arcle.rmt.rqml.RQMLFirstClass;
import com.arcle.rmt.superwaba.model.Document;
import com.arcle.rmt.j2se.model.RQMLDocument;

public abstract class FirstClassImport implements FirstClassImporter {

    public boolean importFirstClass(Document srcDoc, RQMLDocument dstDoc) {
        int numElems = getTotalElements(srcDoc);
        boolean ok = true;
        for (int i=0; i<numElems; i++) {
            RQMLFirstClass srcElem = getElementAt(i, srcDoc);
            RQMLFirstClass dstElem = createDestinationElement(dstDoc);
            ok &= copyElement(srcElem, dstElem);
        }
        return ok;
    }

    public String toString() {
        return getClass().toString() + " (importer for '"
            + getSupportedClass().toString() + "') ";
    }

    protected boolean copyElement(RQMLFirstClass src, RQMLFirstClass dst) {
        return CopierFacade.getInstance().copy(getSupportedClass(), src, dst);
    }

    //-----------------------------------------------------------------------
    // Abstract Strategy Methods

    protected abstract Class getSupportedClass();

    protected abstract int getTotalElements(Document doc);

    protected abstract RQMLFirstClass getElementAt(int index, Document srcDoc);

    protected abstract RQMLFirstClass createDestinationElement(RQMLDocument doc);
}

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