/**
* Factory method, equivalent to a "fromXML" for step creation. Looks for a class with the same
* name as the XML tag, with the first letter capitalized. For example, <call /> is
* abbot.script.Call.
*/
public static Step createStep(Resolver resolver, Element el) throws InvalidScriptException {
String tag = el.getName();
Map attributes = createAttributeMap(el);
String name = tag.substring(0, 1).toUpperCase() + tag.substring(1);
if (tag.equals(TAG_WAIT)) {
attributes.put(TAG_WAIT, "true");
name = "Assert";
}
try {
name = "abbot.script." + name;
Log.debug("Instantiating " + name);
Class cls = Class.forName(name);
try {
// Steps with contents require access to the XML element
Class[] argTypes = new Class[] {Resolver.class, Element.class, Map.class};
Constructor ctor = cls.getConstructor(argTypes);
return (Step) ctor.newInstance(new Object[] {resolver, el, attributes});
} catch (NoSuchMethodException nsm) {
// All steps must support this ctor
Class[] argTypes = new Class[] {Resolver.class, Map.class};
Constructor ctor = cls.getConstructor(argTypes);
return (Step) ctor.newInstance(new Object[] {resolver, attributes});
}
} catch (ClassNotFoundException cnf) {
String msg = Strings.get("step.unknown_tag", new Object[] {tag});
throw new InvalidScriptException(msg);
} catch (InvocationTargetException ite) {
Log.warn(ite);
throw new InvalidScriptException(ite.getTargetException().getMessage());
} catch (Exception exc) {
Log.warn(exc);
throw new InvalidScriptException(exc.getMessage());
}
}
/**
* 普通版填写包的公共部分
* @param root 开始节点
* @param map 参数map
* @param sCycName 循环节点名
* @return
*/
public Element writeptPublicNode(Element root,HashMap map,String sCycName)
{
Element node=null;
try
{
String sName="";
String sValue="";
List list=root.getChildren();
for(int i=0;i<list.size();i++)
{
node=(Element)list.get(i);
sName=node.getName();
sName=sName.trim();
sValue=(String)map.get(sName);
//System.err.println("sName:"+sName+":"+sValue);
if(sCycName.equals(sName)&&(root.getName()).trim().equals("ReqParamSet"))
{
//System.err.println("find cyc node:"+sName );
return node;
}
else if(sValue!=null && !"".equals(sValue) )
node.setText(sValue);
node=writeptPublicNode(node,map,sCycName);
}
}catch(Exception ex)
{
ex.printStackTrace();
System.err.println("error:"+ex.getMessage());
}
return node;
}
/*
* 递归完成查找
* para: Element root 开始查找节点
*/
public Element findNode(Element root,String sNodeName)
{
Element node =null;
try
{
String sName="";
List list=root.getChildren();
for(int i=0;i<list.size();i++)
{
node=(Element)list.get(i);
sName=node.getName();
sName=sName.trim();
//System.err.println("node name:"+sName+"-"+sNodeName);
if(sName.equals(sNodeName))
{
System.err.println("find the node:"+sName);
return node;
}
node=findNode(node,sNodeName);
}
}catch(Exception ex)
{
ex.printStackTrace();
System.err.println("error:"+ex.getMessage());
}
return node;
}
private void writeContent(final int end, final List childElements, final int depth)
throws IOException {
// sets index to end
for (final Iterator i = childElements.iterator(); i.hasNext(); ) {
final Element element = (Element) i.next();
final int elementBegin = element.begin;
if (elementBegin >= end) break;
if (indentAllElements) {
writeText(elementBegin, depth);
writeElement(element, depth, end, false, false);
} else {
if (inlinable(element)) continue; // skip over elements that can be inlined.
writeText(elementBegin, depth);
final String elementName = element.getName();
if (elementName == HTMLElementName.PRE || elementName == HTMLElementName.TEXTAREA) {
writeElement(element, depth, end, true, true);
} else if (elementName == HTMLElementName.SCRIPT) {
writeElement(element, depth, end, true, false);
} else {
writeElement(
element,
depth,
end,
false,
!removeLineBreaks && containsOnlyInlineLevelChildElements(element));
}
}
}
writeText(end, depth);
}
/**
* This will invoke the <code>startElement</code> callback in the <code>ContentHandler</code>.
*
* @param element <code>Element</code> used in callbacks.
* @param nsAtts <code>List</code> of namespaces to declare with the element or <code>null</code>.
*/
private void startElement(Element element, Attributes nsAtts) throws JDOMException {
String namespaceURI = element.getNamespaceURI();
String localName = element.getName();
String rawName = element.getQualifiedName();
// Allocate attribute list.
AttributesImpl atts = (nsAtts != null) ? new AttributesImpl(nsAtts) : new AttributesImpl();
List attributes = element.getAttributes();
Iterator i = attributes.iterator();
while (i.hasNext()) {
Attribute a = (Attribute) i.next();
atts.addAttribute(
a.getNamespaceURI(),
a.getName(),
a.getQualifiedName(),
getAttributeTypeName(a.getAttributeType()),
a.getValue());
}
try {
contentHandler.startElement(namespaceURI, localName, rawName, atts);
} catch (SAXException se) {
throw new JDOMException("Exception in startElement", se);
}
}
public void handleElement(Element e) {
// create family
if (e.getName().equals("family")) {
try {
lexicon.add(new Family(e));
} catch (RuntimeException exc) {
System.err.println("Skipping family: " + e.getAttributeValue("name"));
System.err.println(exc.toString());
}
}
// save distributive attributes
else if (e.getName().equals("distributive-features")) distrElt = e;
// save licensing features
else if (e.getName().equals("licensing-features")) licensingElt = e;
// save relation sort order
else if (e.getName().equals("relation-sorting")) relationSortingElt = e;
}
public void compileParser(Trace trace, Strictness strictness) {
SGrammar sGrammar = new SGrammar(this);
OldGrammar oldGrammar = null;
for (Production production : sGrammar.getProductions()) {
if (oldGrammar == null) {
oldGrammar = new OldGrammar(this, production.getName(), production);
}
OldProduction oldProduction = oldGrammar.getProduction(production.getName(), production);
for (Alternative alternative : production.getAlternatives()) {
OldAlternative oldAlternative = oldProduction.addAlternative("", alternative);
for (Element element : alternative.getElements()) {
OldElement oldElement;
if (element instanceof Element.TokenElement) {
Element.TokenElement tokenElement = (Element.TokenElement) element;
oldElement =
oldAlternative.addTokenElement(
this,
element.getName(),
oldGrammar.getToken(tokenElement.getTypeName()),
tokenElement);
} else {
Element.ProductionElement productionElement = (Element.ProductionElement) element;
oldElement =
oldAlternative.addProductionElement(
element.getName(),
oldGrammar.getProduction(
element.getTypeName(), productionElement.getReference()),
productionElement);
}
sGrammar.addOldElement(element, oldElement);
}
}
}
oldGrammar.stabilize();
oldGrammar.computeShortestLengthAndDetectUselessProductions();
sGrammar.setLRAutomaton(new LRAutomaton(oldGrammar, trace));
this.simplifiedGrammar = sGrammar;
}
private void load_snap_from_xml(Element snap, StructureCollection structs, LinkedList tempList)
throws VisualizerLoadException {
Iterator iterator = snap.getChildren().iterator();
if (!iterator.hasNext()) throw new VisualizerLoadException("Ran out of elements");
structs.loadTitle((Element) (iterator.next()), tempList, this);
structs.calcDimsAndStartPts(tempList, this);
if (!iterator.hasNext()) return;
Element child = (Element) iterator.next();
if (child.getName().compareTo("doc_url") == 0) {
// load the doc_url
add_a_documentation_URL(child.getText().trim());
if (!iterator.hasNext()) return;
child = (Element) iterator.next();
}
if (child.getName().compareTo("pseudocode_url") == 0) {
// load the psuedocode_url
add_a_pseudocode_URL(child.getText().trim());
if (!iterator.hasNext()) return;
child = (Element) iterator.next();
}
if (child.getName().compareTo("audio_text") == 0) {
// load the psuedocode_url
add_audio_text(child.getText().trim());
if (!iterator.hasNext()) return;
child = (Element) iterator.next();
}
// create & load the individual structures, hooking them into the StructureCollection.
// linespernode : calculate it at end of loadStructure call
while (child.getName().compareTo("question_ref") != 0) {
StructureType child_struct = assignStructureType(child);
child_struct.loadStructure(child, tempList, this);
structs.addChild(child_struct);
if (!iterator.hasNext()) return;
child = (Element) iterator.next();
}
if (child.getName().compareTo("question_ref") == 0) {
// set up question ref
add_a_question_xml(child.getAttributeValue("ref"));
} else
// should never happen
throw new VisualizerLoadException(
"Expected question_ref element, but found " + child.getName());
if (iterator.hasNext()) {
child = (Element) iterator.next();
throw new VisualizerLoadException(
"Found " + child.getName() + " when expecting end of snap.");
}
} // load_snap_from_xml
public void handleElement(Element e) {
// create morph item
if (e.getName().equals("entry")) {
try {
morphItems.add(new MorphItem(e));
} catch (RuntimeException exc) {
System.err.println("Skipping morph item: " + e.getAttributeValue("word"));
System.err.println(exc.toString());
}
}
// create macro item
else if (e.getName().equals("macro")) {
try {
macroItems.add(new MacroItem(e));
} catch (RuntimeException exc) {
System.err.println("Skipping macro item: " + e.getAttributeValue("name"));
System.err.println(exc.toString());
}
}
}
/**
* This will invoke the <code>endElement</code> callback in the <code>ContentHandler</code>.
*
* @param element <code>Element</code> used in callbacks.
*/
private void endElement(Element element) throws JDOMException {
String namespaceURI = element.getNamespaceURI();
String localName = element.getName();
String rawName = element.getQualifiedName();
try {
contentHandler.endElement(namespaceURI, localName, rawName);
} catch (SAXException se) {
throw new JDOMException("Exception in endElement", se);
}
}
/**
* 新增循环节点
* @param cycNode 循环节点
* @return
*/
public Element addCycNode(Element cycNode)
{
Element node=cycNode;
Element child=null;
Element newNode=null;
Element tmpNode=null;
String sName="";
if(cycNode==null)
return newNode;
newNode=new Element(node.getName());
node.getParent().addContent(newNode);
List cList=node.getChildren();
for(int i=0;i<cList.size();i++)
{
child=(Element)cList.get(i);
sName=child.getName();
sName=sName.trim();
tmpNode=new Element(sName);
newNode.addContent(tmpNode);
}
return newNode;
}
private boolean containsOnlyInlineLevelChildElements(final Element element) {
// returns true if the element contains only inline-level elements except for SCRIPT elements.
final Collection childElements = element.getChildElements();
if (childElements.isEmpty()) return true;
for (final Iterator i = childElements.iterator(); i.hasNext(); ) {
final Element childElement = (Element) i.next();
final String elementName = childElement.getName();
if (elementName == HTMLElementName.SCRIPT
|| !HTMLElements.getInlineLevelElementNames().contains(elementName)) return false;
if (!containsOnlyInlineLevelChildElements(childElement)) return false;
}
return true;
}
/** Make a keybinding out of an XML element */
public static KeyBinding readXML(Element e) {
try {
String plugin = e.getAttributeValue("plugin");
String desc = e.getAttributeValue("desc");
KeyBinding b = new KeyBinding(plugin, desc, null);
for (Object neo : e.getChildren()) {
Element ne = (Element) neo;
if (ne.getName().equals("char"))
b.types.add(new TypeChar(ne.getAttributeValue("char").charAt(0)));
else if (ne.getName().equals("keycode"))
b.types.add(
new TypeKeycode(
ne.getAttribute("keyCode").getIntValue(),
ne.getAttribute("modifier").getIntValue()));
else if (ne.getName().equals("jinput"))
b.types.add(
new TypeJInput(
ne.getAttributeValue("ident"), ne.getAttribute("value").getFloatValue()));
}
// backwards compatibility
if (e.getAttribute("key") != null) {
TypeChar kb = new TypeChar(e.getAttributeValue("key").charAt(0));
b.types.add(kb);
} else if (e.getAttribute("keyCode") != null) {
TypeKeycode kb =
new TypeKeycode(
e.getAttribute("keyCode").getIntValue(), e.getAttribute("modifier").getIntValue());
b.types.add(kb);
}
return b;
} catch (DataConversionException e1) {
e1.printStackTrace();
return null;
}
}
private boolean inlinable(final Element element) {
// returns true if the specified element should be inlined
final StartTagType startTagType = element.getStartTag().getStartTagType();
if (startTagType == StartTagType.DOCTYPE_DECLARATION) return false;
if (startTagType != StartTagType.NORMAL) return true;
// element is a normal type
final String elementName = element.getName();
if (elementName == HTMLElementName.SCRIPT) return !indentScriptElements;
if (removeLineBreaks && !HTMLElements.getElementNames().contains(elementName))
return true; // inline non-HTML elements if removing line breaks
if (!HTMLElements.getInlineLevelElementNames().contains(elementName)) return false;
// element is inline type
if (removeLineBreaks) return true;
return containsOnlyInlineLevelChildElements(
element); // only inline if it doesn't illegally contain non-inline elements
}
/**
*
* @param map 需要写入的参数map
* @param start 开始节点
* @param bNew 是否新增节点再写入参数
* @return
*/
public void writeParaMap(Element start,HashMap map)
{
try
{
String sName="";
String sValue="";
Element node=null;
List list=start.getChildren();
for(int i=0;i<list.size();i++)
{
node=(Element)list.get(i);
sName=node.getName();
sName=sName.trim();
sValue=(String)map.get(sName);
if(sValue!=null && !"".equals(sValue) );
node.setText(sValue);
}
}catch(Exception ex)
{
ex.printStackTrace();
System.err.println("error:"+ex.getMessage());
}
return ;
}
private StructureType assignStructureType(Element structure) throws VisualizerLoadException {
String name = structure.getName().toLowerCase();
if (name.compareTo("graph") == 0) {
if (structure.getAttributeValue("weighted").compareTo("true") == 0)
return new Graph_Network("NETWORK");
else return new Graph_Network("GRAPH");
} else if (name.equals("array")) return new MD_Array();
else if (name.equals("no3darray")) return new No3darray();
else if (name.equals("linkedlist")) return new VisLinkedList();
else if (name.equals("no3dlinkedlist")) return new No3dLinkedList();
else if (name.equals("linkedlistnonull")) return new VisLinkedListNoNull();
else if (name.equals("bargraph")) return new BarScat("BAR");
else if (name.equals("scattergraph"))
return new BarScat(
"SCAT"); // not implemented in xml dtd, and does not have a load-from-xml method defined
else if (name.equals("stack")) return new Stack();
else if (name.equals("queue")) return new Queue();
else if (name.equals("tree")) {
if (structure.getChild("binary_node") != null) return new BinaryTree();
else return new GeneralTree();
} else if (name.equals("text")) return new TextStructure();
// if the XML element name is different from your structure's name, you can do something like
// this:
// else if( name.equalsIgnoreCase("node"))
// return new Node();
else if (name.equals("legend")) return new LegendofColors();
else {
// try dynamic typing
try {
return assignStructureType(name);
} catch (Exception e) {
throw new VisualizerLoadException(
"Unable to instantiate class \"" + name + "\":\n" + e.getMessage());
}
}
}