Κεφάλαιο 1 - Nemertes

ΑΝΑΠΤΥΞΗ ΚΩ∆ΙΚΑ ΜΟΡΙΑΚΗΣ ∆ΥΝΑΜΙΚΗΣ
import java.util.List;
public class Particles
{
protected ArrayList theParticles;
protected ArrayList particlesToBeRemovedLater;
private Object particleId;
public Particles()
{
theParticles = new ArrayList();
particlesToBeRemovedLater = new ArrayList();
}
public void addParticle(Particle p)
{
theParticles.add(p);
}
public Iterator getParticlesIterator()
{
return ((List) theParticles.clone()).iterator();
}
public void remove(Particle p)
{
theParticles.remove(p);
}
public void removeLater(Particle p)
{
particlesToBeRemovedLater.add(p);
}
public int size()
{
return theParticles.size();
}
public void doRemove()
{
for (Iterator iter = particlesToBeRemovedLater.iterator(); iter.hasNext();)
{
Particle element = (Particle) iter.next();
remove(element);
}
particlesToBeRemovedLater.clear();
}
public void importModel(String filename, MDParameters params)
{
File f = new File(filename);
FileReader fr;
try
{
fr = new FileReader(f);
LineNumberReader lr = new LineNumberReader(fr);
//discard header line
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