package org.maltparserx.parser;
import org.maltparserx.core.exception.MaltChainedException;
import org.maltparserx.core.syntaxgraph.LabelSet;
import org.maltparserx.parser.guide.OracleGuide;
import org.maltparserx.parser.history.GuideUserHistory;
import org.maltparserx.parser.history.action.GuideUserAction;
import org.maltparserx.parser.history.container.ActionContainer;
/**
* @author Johan Hall
*
*/
public abstract class Oracle implements OracleGuide {
private final DependencyParserConfig manager;
private final GuideUserHistory history;
private String name;
protected final ActionContainer[] actionContainers;
protected ActionContainer transActionContainer;
protected final ActionContainer[] arcLabelActionContainers;
public Oracle(DependencyParserConfig manager, GuideUserHistory history) throws MaltChainedException {
this.manager = manager;
this.history = history;
this.actionContainers = history.getActionContainerArray();
if (actionContainers.length < 1) {
throw new ParsingException("Problem when initialize the history (sequence of actions). There are no action containers. ");
}
int nLabels = 0;
for (int i = 0; i < actionContainers.length; i++) {
if (actionContainers[i].getTableContainerName().startsWith("A.")) {
nLabels++;
}
}
int j = 0;
this.arcLabelActionContainers = new ActionContainer[nLabels];
for (int i = 0; i < actionContainers.length; i++) {
if (actionContainers[i].getTableContainerName().equals("T.TRANS")) {
transActionContainer = actionContainers[i];
} else if (actionContainers[i].getTableContainerName().startsWith("A.")) {
arcLabelActionContainers[j++] = actionContainers[i];
}
}
}
public GuideUserHistory getHistory() {
return history;
}
public DependencyParserConfig getConfiguration() {
return manager;
}
public String getGuideName() {
return name;
}
public void setGuideName(String guideName) {
this.name = guideName;
}
protected GuideUserAction updateActionContainers(int transition, LabelSet arcLabels) throws MaltChainedException {
transActionContainer.setAction(transition);
if (arcLabels == null) {
for (int i = 0; i < arcLabelActionContainers.length; i++) {
arcLabelActionContainers[i].setAction(-1);
}
} else {
for (int i = 0; i < arcLabelActionContainers.length; i++) {
arcLabelActionContainers[i].setAction(arcLabels.get(arcLabelActionContainers[i].getTable()).shortValue());
}
}
GuideUserAction oracleAction = history.getEmptyGuideUserAction();
oracleAction.addAction(actionContainers);
return oracleAction;
}
}