// read enemy launchers and their missiles form XML
protected void readEnemyLaunchers() {
NodeList launchers = root.getElementsByTagName("launcher");
for (int i = 0; i < launchers.getLength(); i++) {
Element tempLauncher = (Element) launchers.item(i);
String idLauncher = tempLauncher.getAttribute("id");
boolean isHidden = Boolean.parseBoolean(tempLauncher.getAttribute("isHidden"));
// add to the war
war.addEnemyLauncher(idLauncher, isHidden);
IdGenerator.updateEnemyLauncherId(idLauncher);
NodeList missiles = tempLauncher.getElementsByTagName("missile");
// read all missiles
readMissilesForGivenLauncher(missiles, idLauncher);
}
// update the id's in the war
IdGenerator.updateFinalEnemyMissileId();
IdGenerator.updateFinalEnemyLauncherId();
}
// реализуем метод парсинга
@Override
public List<Root.News> parse(File fileToParse) {
try {
// создаем фабрику документов, в наш документ парсим файл
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
DocumentBuilder db = dbf.newDocumentBuilder();
// парсим файл в документ
dom = db.parse(fileToParse);
} catch (SAXException e1) {
e1.printStackTrace();
} catch (IOException e1) {
e1.printStackTrace();
} catch (Exception e) {
System.out.println(e.getMessage());
}
// root элемент
Element root = dom.getDocumentElement();
// NodeList новостей
NodeList elementsNodeList = root.getElementsByTagName("news").item(0).getChildNodes();
// перебираем все элементы
for (int i = 0; i < elementsNodeList.getLength(); i++) {
Node item = elementsNodeList.item(i);
if (item.getNodeType() != Node.ELEMENT_NODE) { // если вернуло что-то не то
continue;
}
Element element = (Element) item;
Root.News myNews = new Root.News();
// дата
String tempDate = element.getElementsByTagName("date").item(0).getTextContent();
SimpleDateFormat format = new SimpleDateFormat(Constants.DATE_FORMAT_IN);
Date date = null;
try {
date = format.parse(tempDate);
} catch (ParseException e) {
e.printStackTrace();
}
// описание
String description = element.getElementsByTagName("description").item(0).getTextContent();
// id
int id = Integer.parseInt(element.getElementsByTagName("id").item(0).getTextContent());
// ключевые слова
List<String> keywordsList = new ArrayList<String>();
// перебираем ключевые слова
NodeList keywords = element.getElementsByTagName("keywords").item(0).getChildNodes();
for (int j = 0; j < keywords.getLength(); j++) {
Node itemKey = keywords.item(j);
if (itemKey.getNodeType() != Node.ELEMENT_NODE) { // если вернуло что-то не то
continue;
}
keywordsList.add(itemKey.getFirstChild().getTextContent());
}
// заголовок
String title = element.getElementsByTagName("title").item(0).getTextContent();
// буленовская переменная
boolean isVisible =
Boolean.parseBoolean(element.getElementsByTagName("visible").item(0).getTextContent());
// записываем данные в экземпляр новости
myNews.setDescription(description);
myNews.setDate(date);
myNews.setTitle(title);
myNews.setId(id);
myNews.setKeywords(keywordsList);
myNews.setVisible(isVisible);
// добавляем новость в список
news.add(myNews);
}
System.out.println("---> Парсинг файла " + "\"" + fileToParse + "\" завершен!");
return news;
}
private ClassGraphics parse(Element grNode /*, boolean isRelation*/) {
ClassGraphics newGraphics = new ClassGraphics();
newGraphics.setShowFields(Boolean.parseBoolean(grNode.getAttribute(ATR_SHOW_FIELDS)));
// newGraphics.setRelation( isRelation );
NodeList list = grNode.getChildNodes();
for (int k = 0; k < list.getLength(); k++) {
if (list.item(k).getNodeType() != Node.ELEMENT_NODE) continue;
Element node = (Element) list.item(k);
String nodeName = node.getNodeName();
Shape shape = null;
if (EL_BOUNDS.equals(nodeName)) {
Dim dim = getDim(node);
newGraphics.setBounds(dim.x, dim.y, dim.width, dim.height);
continue;
} else if (EL_LINE.equals(nodeName)) {
shape = makeLine(node, newGraphics);
} else if (EL_RECT.equals(nodeName)) {
Dim dim = getDim(node);
Lineprops lp = getLineProps(node);
shape =
new Rect(
dim.x,
dim.y,
dim.width,
dim.height,
getColor(node),
isShapeFilled(node),
lp.strokeWidth,
lp.lineType);
} else if (EL_OVAL.equals(nodeName)) {
Dim dim = getDim(node);
Lineprops lp = getLineProps(node);
shape =
new Oval(
dim.x,
dim.y,
dim.width,
dim.height,
getColor(node),
isShapeFilled(node),
lp.strokeWidth,
lp.lineType);
} else if (EL_ARC.equals(nodeName)) {
Dim dim = getDim(node);
Lineprops lp = getLineProps(node);
int startAngle = Integer.parseInt(node.getAttribute(ATR_START_ANGLE));
int arcAngle = Integer.parseInt(node.getAttribute(ATR_ARC_ANGLE));
shape =
new Arc(
dim.x,
dim.y,
dim.width,
dim.height,
startAngle,
arcAngle,
getColor(node),
isShapeFilled(node),
lp.strokeWidth,
lp.lineType);
} else if (EL_POLYGON.equals(nodeName)) {
Lineprops lp = getLineProps(node);
Polygon polygon =
new Polygon(getColor(node), isShapeFilled(node), lp.strokeWidth, lp.lineType);
// points
NodeList points = node.getElementsByTagName(EL_POINT);
int pointCount = points.getLength();
// arrays of polygon points
int[] xs = new int[pointCount];
int[] ys = new int[pointCount];
// arrays of FIXED information about polygon points
int[] fxs = new int[pointCount];
int[] fys = new int[pointCount];
int width = newGraphics.getBoundWidth();
int height = newGraphics.getBoundHeight();
for (int j = 0; j < pointCount; j++) {
FixedCoords fc = getFixedCoords((Element) points.item(j), width, height, null);
xs[j] = fc.x;
fxs[j] = fc.fx;
ys[j] = fc.y;
fys[j] = fc.fy;
}
polygon.setPoints(xs, ys, fxs, fys);
shape = polygon;
} else if (EL_IMAGE.equals(nodeName)) {
Dim dim = getDim(node);
// image path should be relative to the package xml
String imgPath = node.getAttribute(ATR_PATH);
String fullPath = FileFuncs.preparePathOS(getWorkingDir() + imgPath);
shape = new Image(dim.x, dim.y, fullPath, imgPath, isShapeFixed(node));
} else if (EL_TEXT.equals(nodeName)) {
shape = makeText(node, newGraphics);
/*
* if (str.equals("*self")) newText.name = "self"; else if
* (str.equals("*selfWithName")) newText.name = "selfName";
*/
}
if (shape != null) newGraphics.addShape(shape);
}
return newGraphics;
}
private boolean isShapeFixed(Element shape) {
return Boolean.parseBoolean(shape.getAttribute(ATR_FIXED));
}
private void parsePort(PackageClass newClass, Element portNode) {
String name = portNode.getAttribute(ATR_NAME);
String type = portNode.getAttribute(ATR_TYPE);
String x = portNode.getAttribute(ATR_X);
String y = portNode.getAttribute(ATR_Y);
String portConnection = portNode.getAttribute(ATR_PORT_CONNECTION);
String strict = portNode.getAttribute(ATR_STRICT);
String multi = portNode.getAttribute(ATR_MULTI);
ClassField cf = newClass.getSpecField(name);
if (newClass.getComponentType().hasSpec()) {
if (name.indexOf(".") > -1) {
// TODO - temporarily do not dig into hierarchy
int idx = name.indexOf(".");
String root = name.substring(0, idx);
if (newClass.getSpecField(root) == null) {
collector.collectDiagnostic(
"Field "
+ root
+ " in class "
+ newClass.getName()
+ " is not declared in the specification, variable "
+ type
+ " "
+ name
+ " ignored ");
return;
}
newClass.addSpecField(new ClassField(name, type));
} else if (!TypeUtil.TYPE_THIS.equalsIgnoreCase(name)) {
if (cf == null) {
collector.collectDiagnostic(
"Port "
+ type
+ " "
+ name
+ " in class "
+ newClass.getName()
+ " does not have the corresponding field in the specification");
} else if (!cf.getType().equals(type)
// type may be declared as "alias", however cf.getType() returns e.g. "double[]", ignore
// it
&& !(cf.isAlias() && TypeUtil.TYPE_ALIAS.equals(type))) {
collector.collectDiagnostic(
"Port "
+ type
+ " "
+ name
+ " in class "
+ newClass.getName()
+ " does not match the field declared in the specification: "
+ cf.getType()
+ " "
+ cf.getName());
}
}
}
Port newPort =
new Port(
name,
type,
Integer.parseInt(x),
Integer.parseInt(y),
portConnection,
Boolean.parseBoolean(strict),
Boolean.parseBoolean(multi));
if (portNode.hasAttribute(ATR_ID)) newPort.setId(portNode.getAttribute(ATR_ID));
Element gr;
// open
if ((gr = getElementByName(portNode, EL_OPEN)) != null
&& (gr = getElementByName(gr, EL_GRAPHICS)) != null) {
newPort.setOpenGraphics(getGraphicsParser().parse(gr));
}
// closed
if ((gr = getElementByName(portNode, EL_CLOSED)) != null
&& (gr = getElementByName(gr, EL_GRAPHICS)) != null) {
newPort.setClosedGraphics(getGraphicsParser().parse(gr));
}
newClass.addPort(newPort);
}
private void parseField(PackageClass newClass, Element fieldNode) {
String name = fieldNode.getAttribute(ATR_NAME);
String type = fieldNode.getAttribute(ATR_TYPE);
ClassField newField;
if (newClass.getComponentType().hasSpec()) {
if (name.indexOf(".") > -1) {
// TODO - temporarily do not dig into hierarchy
int idx = name.indexOf(".");
String root = name.substring(0, idx);
if (newClass.getSpecField(root) == null) {
collector.collectDiagnostic(
"Field "
+ root
+ " in class "
+ newClass.getName()
+ " is not declared in the specification, variable "
+ type
+ " "
+ name
+ " ignored ");
return;
}
newField = new ClassField(name, type);
newClass.addSpecField(newField);
} else {
newField = newClass.getSpecField(name);
if (newField == null) {
collector.collectDiagnostic(
"Field "
+ type
+ " "
+ name
+ " in class "
+ newClass.getName()
+ " is not declared in the specification");
return;
} else if (!newField.getType().equals(type)) {
collector.collectDiagnostic(
"Field "
+ type
+ " "
+ name
+ " in class "
+ newClass.getName()
+ " does not match the field declared in the specification: "
+ newField.getType()
+ " "
+ newField.getName());
return;
}
}
} else {
newField = new ClassField(name, type);
newClass.addSpecField(newField);
}
newField.setValue(fieldNode.hasAttribute(ATR_VALUE) ? fieldNode.getAttribute(ATR_VALUE) : null);
newField.setDescription(fieldNode.getAttribute(ATR_DESCRIPTION));
newField.setHidden(Boolean.parseBoolean(fieldNode.getAttribute(ATR_HIDDEN)));
String nature = fieldNode.getAttribute(ATR_NATURE);
if ("input".equals(nature)) newField.setInput(true);
else if ("goal".equals(nature)) newField.setGoal(true);
newClass.addField(newField);
Element gr;
// known
if ((gr = getElementByName(fieldNode, EL_KNOWN)) != null
&& (gr = getElementByName(gr, EL_GRAPHICS)) != null) {
newField.setKnownGraphics(getGraphicsParser().parse(gr));
}
// default
if ((gr = getElementByName(fieldNode, EL_DEFAULT)) != null
&& (gr = getElementByName(gr, EL_GRAPHICS)) != null) {
newField.setDefaultGraphics(getGraphicsParser().parse(gr));
}
}
private PackageClass parseClass(Element classNode) {
PackageClass newClass = new PackageClass();
_package.getClasses().add(newClass);
newClass.setComponentType(PackageClass.ComponentType.getType(classNode.getAttribute(ATR_TYPE)));
newClass.setStatic(Boolean.parseBoolean(classNode.getAttribute(ATR_STATIC)));
newClass.setName(getElementByName(classNode, EL_NAME).getTextContent());
final String source = getElementStringByName(classNode, EL_FILE);
if (source != null) {
newClass.setSource(source);
}
newClass.setTarget(getElementStringByName(classNode, EL_EXTENDS));
newClass.setDescription(getElementByName(classNode, EL_DESCRIPTION).getTextContent());
newClass.setIcon(getElementByName(classNode, EL_ICON).getTextContent());
// parse all variables declared in the corresponding specification
if (newClass.getComponentType().hasSpec()) {
final String newClassName = newClass.getName();
try {
switch (RuntimeProperties.getSpecParserKind()) {
case REGEXP:
{
ClassList classList = new ClassList();
SpecParser.parseSpecClass(newClassName, getWorkingDir(), classList);
newClass.setSpecFields(classList.getType(newClassName).getFields());
break;
}
case ANTLR:
{
if (specificationLoader == null) {
specificationLoader =
new SpecificationLoader(new PackageSpecSourceProvider(_package), null);
}
final AnnotatedClass annotatedClass =
specificationLoader.getSpecification(newClassName);
newClass.setSpecFields(annotatedClass.getFields());
break;
}
default:
throw new IllegalStateException("Undefined specification language parser");
}
} catch (SpecParseException e) {
final String msg = "Unable to parse the specification of class " + newClassName;
logger.error(msg, e);
collector.collectDiagnostic(msg + "\nReason: " + e.getMessage() + "\nLine: " + e.getLine());
}
}
// Graphics
Element grNode = getElementByName(classNode, EL_GRAPHICS);
newClass.addGraphics(
getGraphicsParser().parse(grNode/*, newClass.getComponentType() == ComponentType.REL*/ ));
Element painter;
if ((painter = getElementByName(grNode, EL_PAINTER)) != null) {
newClass.setPainterName(painter.getTextContent());
}
// Ports
NodeList ports = classNode.getElementsByTagName(EL_PORT);
for (int i = 0; i < ports.getLength(); i++) {
parsePort(newClass, (Element) ports.item(i));
}
// Fields
NodeList fields = classNode.getElementsByTagName(EL_FIELD);
for (int i = 0; i < fields.getLength(); i++) {
parseField(newClass, (Element) fields.item(i));
}
return newClass;
}