Java Element.getElement方法代码示例

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseIText (Element itext) {
	Localizer l = new Localizer(true, true);
	_f.setLocalizer(l);
	l.registerLocalizable(_f);

     ArrayList<String> usedAtts = new ArrayList<String>(); //used for warning message

	for (int i = 0; i < itext.getChildCount(); i++) {
		Element trans = itext.getElement(i);
		if (trans == null || !trans.getName().equals("translation"))
			continue;

		parseTranslation(l, trans);
	}

	if (l.getAvailableLocales().length == 0)
		throw new XFormParseException("no <translation>s defined",itext);

	if (l.getDefaultLocale() == null)
		l.setDefaultLocale(l.getAvailableLocales()[0]);

	//print unused attribute warning message for parent element
	if(XFormUtils.showUnusedAttributeWarning(itext, usedAtts)){
		reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(itext, usedAtts), getVagueLocation(itext));
	}
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseControlChildren(Element e, QuestionDef question, IFormElement parent,
                                  boolean isSelect) {
    for (int i = 0; i < e.getChildCount(); i++) {
        int type = e.getType(i);
        Element child = (type == Node.ELEMENT ? e.getElement(i) : null);
        if (child == null) {
            continue;
        }
        String childName = child.getName();

        if (LABEL_ELEMENT.equals(childName) || HINT_ELEMENT.equals(childName)
                || HELP_ELEMENT.equals(childName) || CONSTRAINT_ELEMENT.equals(childName)) {
            parseHelperText(question, child);
        } else if (isSelect && "item".equals(childName)) {
            parseItem(question, child);
        } else if (isSelect && "itemset".equals(childName)) {
            parseItemset(question, child);
        } else if (actionHandlers.containsKey(childName)) {
            actionHandlers.get(childName).handle(this, child, question);
        }
    }
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseIText(Element itext) {
    Localizer l = new Localizer(true, true);
    _f.setLocalizer(l);
    l.registerLocalizable(_f);

    Vector<String> usedAtts = new Vector<String>(); //used for warning message

    for (int i = 0; i < itext.getChildCount(); i++) {
        Element trans = itext.getElement(i);
        if (trans == null || !trans.getName().equals("translation"))
            continue;

        parseTranslation(l, trans);
    }

    if (l.getAvailableLocales().length == 0)
        throw new XFormParseException("no <translation>s defined", itext);

    if (l.getDefaultLocale() == null)
        l.setDefaultLocale(l.getAvailableLocales()[0]);

    //print unused attribute warning message for parent element
    if (XFormUtils.showUnusedAttributeWarning(itext, usedAtts)) {
        reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(itext, usedAtts), getVagueLocation(itext));
    }
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseIText(Element itext) {
    Localizer l = new Localizer(true, true);
    _f.setLocalizer(l);

    Vector<String> usedAtts = new Vector<>(); //used for warning message

    for (int i = 0; i < itext.getChildCount(); i++) {
        Element trans = itext.getElement(i);
        if (trans == null || !trans.getName().equals("translation"))
            continue;

        parseTranslation(l, trans);
    }

    if (l.getAvailableLocales().length == 0)
        throw new XFormParseException("no <translation>s defined", itext);

    if (l.getDefaultLocale() == null)
        l.setDefaultLocale(l.getAvailableLocales()[0]);

    //print unused attribute warning message for parent element
    if (XFormUtils.showUnusedAttributeWarning(itext, usedAtts)) {
        reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(itext, usedAtts), getVagueLocation(itext));
    }
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private static Element getChildElement(Element parent, String childName) {
    Element e = null;
    int c = parent.getChildCount();
    int i = 0;
    for (i = 0; i < c; i++) {
        if (parent.getType(i) == Node.ELEMENT) {
            if (parent.getElement(i).getName().equalsIgnoreCase(childName)) {
                return parent.getElement(i);
            }
        }
    }
    return e;
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void saveInstanceNode (Element instance) {
	Element instanceNode = null;
	String instanceId = instance.getAttributeValue("", "id");

	for (int i = 0; i < instance.getChildCount(); i++) {
		if (instance.getType(i) == Node.ELEMENT) {
			if (instanceNode != null) {
				throw new XFormParseException("XForm Parse: <instance> has more than one child element", instance);
			} else {
				instanceNode = instance.getElement(i);
			}
		}
	}

	if(instanceNode == null) {
		//no kids
		instanceNode = instance;
	}

	if (mainInstanceNode == null) {
		mainInstanceNode = instanceNode;
	}

	instanceNodes.add(instanceNode);
	instanceNodeIdStrs.add(instanceId);



}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private static void loadInstanceData (Element node, TreeElement cur, FormDef f) {
	int numChildren = node.getChildCount();
	boolean hasElements = false;
	for (int i = 0; i < numChildren; i++) {
		if (node.getType(i) == Node.ELEMENT) {
			hasElements = true;
			break;
		}
	}

	if (hasElements) {
		HashMap<String, Integer> multiplicities = new HashMap<String, Integer>(); //stores max multiplicity seen for a given node name thus far
		for (int i = 0; i < numChildren; i++) {
			if (node.getType(i) == Node.ELEMENT) {
				Element child = node.getElement(i);

				String name = child.getName();
				int index;
				boolean isTemplate = (child.getAttributeValue(NAMESPACE_JAVAROSA, "template") != null);

				if (isTemplate) {
					index = TreeReference.INDEX_TEMPLATE;
				} else {
					//update multiplicity counter
					Integer mult = multiplicities.get(name);
					index = (mult == null ? 0 : mult.intValue() + 1);
					multiplicities.put(name, Integer.valueOf(index));
				}

				loadInstanceData(child, cur.getChild(name, index), f);
			}
		}
	} else {
		String text = getXMLText(node, true);
		if (text != null && text.trim().length() > 0) { //ignore text that is only whitespace
			//TODO: custom data types? modelPrototypes?
			cur.setValue(XFormAnswerDataParser.getAnswerData(text, cur.getDataType(), ghettoGetQuestionDef(cur.getDataType(), f, cur.getRef())));
		}
	}
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void saveInstanceNode(Element instance) {
    Element instanceNode = null;
    String instanceId = instance.getAttributeValue("", "id");

    for (int i = 0; i < instance.getChildCount(); i++) {
        if (instance.getType(i) == Node.ELEMENT) {
            if (instanceNode != null) {
                throw new XFormParseException("XForm Parse: <instance> has more than one child element", instance);
            } else {
                instanceNode = instance.getElement(i);
            }
        }
    }

    if (instanceNode == null) {
        //no kids
        instanceNode = instance;
    }

    if (mainInstanceNode == null) {
        mainInstanceNode = instanceNode;
    } else if (instanceId == null) {
        throw new XFormParseException("XForm Parse: Non-main <instance> element requires an id attribute", instance);
    }

    instanceNodes.addElement(instanceNode);
    instanceNodeIdStrs.addElement(instanceId);
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseTranslation (Localizer l, Element trans) {
	/////for warning message
     List<String> usedAtts = new ArrayList<String>();
	usedAtts.add("lang");
	usedAtts.add("default");
	/////////////////////////

	String lang = trans.getAttributeValue("", "lang");
	if (lang == null || lang.length() == 0) {
		throw new XFormParseException("no language specified for <translation>",trans);
	}
	String isDefault = trans.getAttributeValue("", "default");

	if (!l.addAvailableLocale(lang)) {
		throw new XFormParseException("duplicate <translation> for language '" + lang + "'",trans);
	}

	if (isDefault != null) {
		if (l.getDefaultLocale() != null)
			throw new XFormParseException("more than one <translation> set as default",trans);
		l.setDefaultLocale(lang);
	}

	TableLocaleSource source = new TableLocaleSource();

	//source.startEditing();
	for (int j = 0; j < trans.getChildCount(); j++) {
		Element text = trans.getElement(j);
		if (text == null || !text.getName().equals("text")) {
			continue;
		}

		parseTextHandle(source, text);
		//Clayton Sims - Jun 17, 2009 - This code is used when the stinginess flag
		//is set for the build. It dynamically wipes out old model nodes once they're
		//used. This is sketchy if anything else plans on touching the nodes.
		//This code can be removed once we're pull-parsing
		//#if org.javarosa.xform.stingy
		trans.removeChild(j);
		--j;
		//#endif
	}

	//print unused attribute warning message for parent element
	if(XFormUtils.showUnusedAttributeWarning(trans, usedAtts)){
		reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(trans, usedAtts), getVagueLocation(trans));
	}

	//source.stopEditing();
	l.registerLocaleResource(lang, source);
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseTextHandle (TableLocaleSource l, Element text) {
	String id = text.getAttributeValue("", ID_ATTR);

	//used for parser warnings...
     List<String> usedAtts = new ArrayList<String>();
     List<String> childUsedAtts = new ArrayList<String>();
	usedAtts.add(ID_ATTR);
	usedAtts.add(FORM_ATTR);
	childUsedAtts.add(FORM_ATTR);
	childUsedAtts.add(ID_ATTR);
	//////////

	if (id == null || id.length() == 0) {
		throw new XFormParseException("no id defined for <text>",text);
	}

	for (int k = 0; k < text.getChildCount(); k++) {
		Element value = text.getElement(k);
		if (value == null) continue;
		if(!value.getName().equals(VALUE)){
			throw new XFormParseException("Unrecognized element ["+value.getName()+"] in Itext->translation->text");
		}

		String form = value.getAttributeValue("", FORM_ATTR);
		if (form != null && form.length() == 0) {
			form = null;
		}
		String data = getLabel(value);
		if (data == null) {
			data = "";
		}

		String textID = (form == null ? id : id + ";" + form);  //kind of a hack
		if (l.hasMapping(textID)) {
			throw new XFormParseException("duplicate definition for text ID \"" + id + "\" and form \"" + form + "\""+". Can only have one definition for each text form.",text);
		}
		l.setLocaleMapping(textID, data);

		//print unused attribute warning message for child element
		if(XFormUtils.showUnusedAttributeWarning(value, childUsedAtts)){
			reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(value, childUsedAtts), getVagueLocation(value));
		}
	}

	//print unused attribute warning message for parent element
	if(XFormUtils.showUnusedAttributeWarning(text, usedAtts)){
		reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(text, usedAtts), getVagueLocation(text));
	}
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseTranslation(Localizer l, Element trans) {
    /////for warning message
    Vector<String> usedAtts = new Vector<String>();
    usedAtts.addElement("lang");
    usedAtts.addElement("default");
    /////////////////////////

    String lang = trans.getAttributeValue("", "lang");
    if (lang == null || lang.length() == 0) {
        throw new XFormParseException("no language specified for <translation>", trans);
    }
    String isDefault = trans.getAttributeValue("", "default");

    if (!l.addAvailableLocale(lang)) {
        throw new XFormParseException("duplicate <translation> for language '" + lang + "'", trans);
    }

    if (isDefault != null) {
        if (l.getDefaultLocale() != null)
            throw new XFormParseException("more than one <translation> set as default", trans);
        l.setDefaultLocale(lang);
    }

    TableLocaleSource source = new TableLocaleSource();

    //source.startEditing();
    for (int j = 0; j < trans.getChildCount(); j++) {
        Element text = trans.getElement(j);
        if (text == null || !text.getName().equals("text")) {
            continue;
        }

        parseTextHandle(source, text);
        //Clayton Sims - Jun 17, 2009 - This code is used when the stinginess flag
        //is set for the build. It dynamically wipes out old model nodes once they're
        //used. This is sketchy if anything else plans on touching the nodes.
        //This code can be removed once we're pull-parsing
        //#if org.javarosa.xform.stingy
        trans.removeChild(j);
        --j;
        //#endif
    }

    //print unused attribute warning message for parent element
    if (XFormUtils.showUnusedAttributeWarning(trans, usedAtts)) {
        reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(trans, usedAtts), getVagueLocation(trans));
    }

    //source.stopEditing();
    l.registerLocaleResource(lang, source);
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseTextHandle(TableLocaleSource l, Element text) {
    String id = text.getAttributeValue("", ID_ATTR);

    //used for parser warnings...
    Vector<String> usedAtts = new Vector<String>();
    Vector<String> childUsedAtts = new Vector<String>();
    usedAtts.addElement(ID_ATTR);
    usedAtts.addElement(FORM_ATTR);
    childUsedAtts.addElement(FORM_ATTR);
    childUsedAtts.addElement(ID_ATTR);
    //////////

    if (id == null || id.length() == 0) {
        throw new XFormParseException("no id defined for <text>", text);
    }

    for (int k = 0; k < text.getChildCount(); k++) {
        Element value = text.getElement(k);
        if (value == null) continue;
        if (!value.getName().equals(VALUE)) {
            throw new XFormParseException("Unrecognized element [" + value.getName() + "] in Itext->translation->text");
        }

        String form = value.getAttributeValue("", FORM_ATTR);
        if (form != null && form.length() == 0) {
            form = null;
        }
        String data = getLabel(value);
        if (data == null) {
            data = "";
        }

        String textID = (form == null ? id : id + ";" + form);  //kind of a hack
        if (l.hasMapping(textID)) {
            throw new XFormParseException("duplicate definition for text ID \"" + id + "\" and form \"" + form + "\"" + ". Can only have one definition for each text form.", text);
        }
        l.setLocaleMapping(textID, data);

        //print unused attribute warning message for child element
        if (XFormUtils.showUnusedAttributeWarning(value, childUsedAtts)) {
            reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(value, childUsedAtts), getVagueLocation(value));
        }
    }

    //print unused attribute warning message for parent element
    if (XFormUtils.showUnusedAttributeWarning(text, usedAtts)) {
        reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(text, usedAtts), getVagueLocation(text));
    }
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
/**
 * Traverse the node, copying data from it into the TreeElement argument.
 *
 * @param node Parsed XML for a form instance
 * @param cur  Valueless structure of the form instance, which will have
 *             values copied in by this method
 */
private static void loadInstanceData(Element node, TreeElement cur) {
    // TODO: hook here for turning sub-trees into complex IAnswerData
    // objects (like for immunizations)
    // FIXME: the 'ref' and FormDef parameters (along with the helper
    // function above that initializes them) are only needed so that we can
    // fetch QuestionDefs bound to the given node, as the QuestionDef
    // reference is needed to properly represent answers to select
    // questions. obviously, we want to fix this.
    int numChildren = node.getChildCount();
    boolean hasElements = false;
    for (int i = 0; i < numChildren; i++) {
        if (node.getType(i) == Node.ELEMENT) {
            hasElements = true;
            break;
        }
    }

    if (hasElements) {
        // recur on child nodes
        // stores max multiplicity seen for a given node name thus far
        Hashtable<String, Integer> multiplicities = new Hashtable<String, Integer>();
        for (int i = 0; i < numChildren; i++) {
            if (node.getType(i) == Node.ELEMENT) {
                Element child = node.getElement(i);

                String name = child.getName();
                int index;
                boolean isTemplate = (child.getAttributeValue(NAMESPACE_JAVAROSA, "template") != null);

                if (isTemplate) {
                    index = TreeReference.INDEX_TEMPLATE;
                } else {
                    //update multiplicity counter
                    Integer mult = multiplicities.get(name);
                    index = (mult == null ? 0 : mult.intValue() + 1);
                    multiplicities.put(name, DataUtil.integer(index));
                }

                loadInstanceData(child, cur.getChild(name, index));
            }
        }
    } else {
        // copy values from node into current tree element
        String text = getXMLText(node, true);
        if (text != null && text.trim().length() > 0) {
            // ignore text that is only whitespace
            // TODO: custom data types? modelPrototypes?
            cur.setValue(AnswerDataFactory.templateByDataType(cur.getDataType()).cast(new UncastData(text.trim())));
        }
    }
}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseItemset(QuestionDef q, Element e) {
    ItemsetBinding itemset = new ItemsetBinding();

    ////////////////USED FOR PARSER WARNING OUTPUT ONLY
    //catalogue of used attributes in this method/element
    Vector<String> usedAtts = new Vector<>();
    Vector<String> labelUA = new Vector<>(); //for child with name 'label'
    Vector<String> valueUA = new Vector<>(); //for child with name 'value'
    Vector<String> copyUA = new Vector<>(); //for child with name 'copy'
    usedAtts.addElement(NODESET_ATTR);
    labelUA.addElement(REF_ATTR);
    valueUA.addElement(REF_ATTR);
    valueUA.addElement(FORM_ATTR);
    copyUA.addElement(REF_ATTR);
    ////////////////////////////////////////////////////

    String nodesetStr = e.getAttributeValue("", NODESET_ATTR);
    if (nodesetStr == null) {
        throw new RuntimeException("No nodeset attribute in element: [" + e.getName() + "]. This is required. (Element Printout:" + XFormSerializer.elementToString(e) + ")");
    }

    XPathPathExpr path = XPathReference.getPathExpr(nodesetStr);
    itemset.nodesetExpr = new XPathConditional(path);
    itemset.contextRef = getFormElementRef(q);
    itemset.nodesetRef = FormInstance.unpackReference(getAbsRef(new XPathReference(path.getReference()), itemset.contextRef));

    for (int i = 0; i < e.getChildCount(); i++) {
        int type = e.getType(i);
        Element child = (type == Node.ELEMENT ? e.getElement(i) : null);
        String childName = (child != null ? child.getName() : null);

        if (LABEL_ELEMENT.equals(childName)) {
            parseItemsetLabelElement(child, itemset, labelUA);
        } else if ("copy".equals(childName)) {
            parseItemsetCopyElement(child, itemset, copyUA);
        } else if (VALUE.equals(childName)) {
            parseItemsetValueElement(child, itemset, valueUA);
        } else if (SORT.equals(childName)) {
            parseItemsetSortElement(child, itemset);
        }
    }

    if (itemset.labelRef == null) {
        throw new XFormParseException("<itemset> requires <label>");
    } else if (itemset.copyRef == null && itemset.valueRef == null) {
        throw new XFormParseException("<itemset> requires <copy> or <value>");
    }

    if (itemset.copyRef != null) {
        if (itemset.valueRef == null) {
            reporter.warning(XFormParserReporter.TYPE_TECHNICAL, "<itemset>s with <copy> are STRONGLY recommended to have <value> as well; pre-selecting, default answers, and display of answers will not work properly otherwise", getVagueLocation(e));
        } else if (!itemset.copyRef.isParentOf(itemset.valueRef, false)) {
            throw new XFormParseException("<value> is outside <copy>");
        }
    }

    q.setDynamicChoices(itemset);
    itemsets.addElement(itemset);

    if (XFormUtils.showUnusedAttributeWarning(e, usedAtts)) {
        reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(e, usedAtts), getVagueLocation(e));
    }

}
 

import org.kxml2.kdom.Element; //导入方法依赖的package包/类
private void parseTranslation(Localizer l, Element trans) {
    /////for warning message
    Vector<String> usedAtts = new Vector<>();
    usedAtts.addElement("lang");
    usedAtts.addElement("default");
    /////////////////////////

    String lang = trans.getAttributeValue("", "lang");
    if (lang == null || lang.length() == 0) {
        throw new XFormParseException("no language specified for <translation>", trans);
    }
    String isDefault = trans.getAttributeValue("", "default");

    if (!l.addAvailableLocale(lang)) {
        throw new XFormParseException("duplicate <translation> for language '" + lang + "'", trans);
    }

    if (isDefault != null) {
        if (l.getDefaultLocale() != null)
            throw new XFormParseException("more than one <translation> set as default", trans);
        l.setDefaultLocale(lang);
    }

    TableLocaleSource source = new TableLocaleSource();

    //source.startEditing();
    for (int j = 0; j < trans.getChildCount(); j++) {
        Element text = trans.getElement(j);
        if (text == null || !text.getName().equals("text")) {
            continue;
        }

        parseTextHandle(source, text);
        //Clayton Sims - Jun 17, 2009 - This code is used when the stinginess flag
        //is set for the build. It dynamically wipes out old model nodes once they're
        //used. This is sketchy if anything else plans on touching the nodes.
        //This code can be removed once we're pull-parsing
        //#if org.javarosa.xform.stingy
        trans.removeChild(j);
        --j;
        //#endif
    }

    //print unused attribute warning message for parent element
    if (XFormUtils.showUnusedAttributeWarning(trans, usedAtts)) {
        reporter.warning(XFormParserReporter.TYPE_UNKNOWN_MARKUP, XFormUtils.unusedAttWarning(trans, usedAtts), getVagueLocation(trans));
    }

    //source.stopEditing();
    l.registerLocaleResource(lang, source);
}