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package NET.worlds.scape;
import java.io.IOException;
import java.util.Enumeration;
import java.util.Vector;
public class ParallelAction extends Action implements RunningActionCallback {
protected static final int NONE = 0;
protected static final int FIRST = 1;
protected static final int ALL = -1;
protected Vector actions = new Vector();
protected int waitState = -1;
protected int waitingFor = 0;
protected Object currentRun = null;
private static Object classCookie = new Object();
@Override
public Persister trigger(Event evt, Persister seqID) {
if (seqID == null) {
if (this.waitingFor == 0) {
this.currentRun = new Object();
if (this.waitState == -1) {
this.waitingFor = this.actions.size();
seqID = this;
} else if (this.waitState == 1) {
this.waitingFor = 1;
seqID = this;
} else {
this.waitingFor = 0;
seqID = null;
}
RunningActionHandler.trigger(this.actions, this.getWorld(), evt, this, this.currentRun);
}
} else if (this.waitingFor == 0) {
seqID = null;
}
return seqID;
}
@Override
public void actionDone(Action a, Event e, Object o) {
if (this.waitingFor > 0 && o == this.currentRun) {
this.waitingFor--;
}
}
public void setWaitForAll() {
this.waitState = -1;
}
public void setWaitForFirst() {
this.waitState = 1;
}
public void setWaitForNone() {
this.waitState = 0;
}
public void addComponent(Action act) {
assert act != null;
this.actions.addElement(act);
}
public void insertComponent(Action act, int index) {
assert act != null;
this.actions.insertElementAt(act, index);
}
public boolean removeComponent(Action act) {
assert act != null;
return this.actions.removeElement(act);
}
public Enumeration getComponents() {
return this.actions.elements();
}
@Override
public Object properties(int index, int offset, int mode, Object value) throws NoSuchPropertyException {
Object ret = null;
switch (index - offset) {
case 0:
if (mode == 0) {
ret = ObjectPropertyAdder.make(new VectorProperty(this, index, "Components"), this.getRoot(), "NET.worlds.scape.Action");
} else if (mode == 1) {
ret = this.actions.clone();
} else if (mode == 4) {
this.actions.removeElement(value);
} else if (mode == 3) {
this.actions.addElement((Action)value);
}
break;
case 1:
if (mode == 0) {
String[] names = new String[]{"None", "First", "All"};
int[] values = new int[]{0, 1, -1};
ret = EnumPropertyEditor.make(new Property(this, index, "Wait for"), names, values);
} else if (mode == 1) {
ret = new Integer(this.waitState);
} else if (mode == 2) {
this.waitState = (Integer)value;
}
break;
default:
ret = super.properties(index, offset + 2, mode, value);
}
return ret;
}
@Override
public void saveState(Saver s) throws IOException {
s.saveVersion(2, classCookie);
super.saveState(s);
s.saveVector(this.actions);
s.saveInt(this.waitState);
}
@Override
public void restoreState(Restorer r) throws IOException, TooNewException {
switch (r.restoreVersion(classCookie)) {
case 1:
super.restoreState(r);
this.actions = r.restoreVector();
break;
case 2:
super.restoreState(r);
this.actions = r.restoreVector();
this.waitState = r.restoreInt();
break;
default:
throw new TooNewException();
}
}
}
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