private void addCheckBox(
Element form, boolean flag, String prompt, String paramName, String onclick) {
Element check = new Element(HTMLNames.INPUT);
check.addAttribute(HTMLNames.TYPE, HTMLNames.CHECKBOX);
check.addAttribute(HTMLNames.NAME, paramName);
if (flag) check.addAttribute(HTMLNames.CHECKED, null);
if (onclick != null) check.addAttribute(HTMLNames.ONCLICK, onclick);
Element span = new Element(HTMLNames.SPAN);
span.addText(prompt);
form.addChild(span);
form.addChild(check);
}
protected void open(String name) {
Element child = new Element(name, current);
Element parent = current;
if (parent != null) parent.addChild(child);
elements.add(child);
current = child;
}
private static Element parseElement(XMLStreamReader xsr) throws XMLStreamException {
// xsr points to a START_ELEMENT event. Create the element and read all its attributes
// Then read all its children events
Element element = new Element(xsr.getLocalName());
// text that will be added to the element. Text can come in different events, so we add it here
// and add it to the element at the end
StringBuilder elementText = new StringBuilder();
int attributeCount = xsr.getAttributeCount();
for (int i = 0; i < attributeCount; i++) {
element.putAttribute(xsr.getAttributeLocalName(i), xsr.getAttributeValue(i));
}
while (xsr.hasNext()) {
xsr.next();
if (xsr.getEventType() == XMLStreamConstants.END_ELEMENT) {
// element is closed. Move the cursor and return it
// check if there is some text to add before (empty text is not added, but added text is not
// trimmed)
// we set empty text also if the element has no children
if (!elementText.toString().trim().isEmpty() || !element.hasChildren()) {
element.setText(elementText.toString());
}
// xsr.next();
return element;
} else if (xsr.getEventType() == XMLStreamConstants.CHARACTERS) {
// an attribute of the current element
elementText.append(xsr.getText());
} else if (xsr.getEventType() == XMLStreamConstants.START_ELEMENT) {
// new element begins -> read it recursively and add it to the current element
element.addChild(parseElement(xsr));
}
}
// we reached the end of the document without the tag end -> error parsing
throw new XMLStreamException(
"End of the document unexpectedly reached. Element " + element.getName() + " not closed");
}
/**
* Add a dropdown menu of lengths
*
* @param prompt the prompt explaining the menu
* @param parent the parnet element to attach it to
*/
private void addLengthSelector(String prompt, Element parent) {
Element select = new Element(HTMLNames.SELECT);
select.addAttribute(HTMLNames.NAME, Params.LENGTH);
addOption(select, "100", length == 100);
addOption(select, "150", length == 150);
addOption(select, "200", length == 200);
addOption(select, "250", length == 250);
parent.addText(prompt);
parent.addChild(select);
}
/**
* Add a dropdown menu containing all the nested versions and groups
*
* @param parent the parent element to attach it to
* @throws Exception
*/
void addVersionDropdown(Element parent) throws Exception {
Element select = new Element(HTMLNames.SELECT);
String versions = getVersions();
String[] opts = versions.split(",");
// remove trailing LF-
HashSet<String> selected = new HashSet<String>();
if (selectedVersions != null) {
String[] shortNames = selectedVersions.split(",");
for (int i = 0; i < shortNames.length; i++) selected.add(shortNames[i]);
}
opts[opts.length - 1] = opts[opts.length - 1].trim();
for (int i = 0; i < opts.length; i++) {
String[] cols = opts[i].split("/");
if (cols.length > 0 && cols[0].length() == 0) cols = popArray(cols);
if (cols.length > 1) {
HTMLOptGroup group = getGroup(select, cols[0]);
if (selected.contains(opts[i])) cols[cols.length - 1] += " ×";
if (group == null) {
group = new HTMLOptGroup(cols[0]);
select.addChild(group);
}
group.add(opts[i], popArray(cols));
} else if (cols.length == 1) {
Element option = new Element(HTMLNames.OPTION);
select.addChild(option);
String content = cols[cols.length - 1];
if (selected.contains(opts[i])) content += " \327";
option.addText(content);
option.addAttribute(HTMLNames.VALUE, opts[i]);
}
}
parent.addChild(select);
if (!someVersions) select.addAttribute(HTMLNames.DISABLED, null);
select.addAttribute(HTMLNames.ONCHANGE, "checkmark(this)");
select.addAttribute(HTMLNames.ID, "selector");
Element hidden = new Element(HTMLNames.INPUT);
hidden.addAttribute(HTMLNames.TYPE, HTMLNames.HIDDEN);
hidden.addAttribute(HTMLNames.ID, "versions");
hidden.addAttribute(HTMLNames.NAME, Params.SELECTED_VERSIONS);
parent.addChild(hidden);
}
/**
* Add a dropdown menu of lengths
*
* @param prompt the prompt explaining the menu
* @param parent the parent element to attach it to
*/
private void addOffsetSelector(String prompt, Element parent) {
Element select = new Element(HTMLNames.SELECT);
select.addAttribute(HTMLNames.NAME, Params.OFFSET);
addOption(select, "0", offset == 0);
addOption(select, "100", offset == 100);
addOption(select, "200", offset == 200);
addOption(select, "300", offset == 300);
addOption(select, "400", offset == 400);
addOption(select, "500", offset == 500);
addOption(select, "600", offset == 600);
addOption(select, "700", offset == 700);
parent.addText(prompt);
parent.addChild(select);
}
// public static void write(OutputStream stream, Element element, int hashLength) throws
// XMLStreamException {
// XMLOutputFactory xof = XMLOutputFactory.newInstance();
// IndentingXMLStreamWriter xtw = new
// IndentingXMLStreamWriter(xof.createXMLStreamWriter(stream));
// writeXMLStreamWriter(xtw, element, hashLength);
// }
//
private static void writeXMLStreamWriter(XMLStreamWriter xtw, Element element, int hashLength)
throws XMLStreamException {
if (hashLength > 0) {
String hash = element.getHash(hashLength);
Element hashElement = new Element(CRC_ELEMENT);
hashElement.setText(hash);
element.addChild(hashElement);
}
writeElement(xtw, element);
xtw.writeEndDocument();
xtw.flush();
xtw.close();
if (hashLength > 0) {
element.removeChildren(CRC_ELEMENT);
}
}
public void testXmlSerializer() throws Exception {
Format root = new DataFormat("root");
Format person = root.addChild("Person", Format.Form.STRUCT);
person.setProperty("test1", new Value("prop1"));
person.setProperty("test2", new Value(119));
person.setProperty("test3", new Value(true));
person.setProperty("test4", new Value(3.1415926f));
person.addChild("name", Format.Form.FIELD, Type.STRING);
Format asset = person.addChild("asset", Format.Form.ARRAYOFSTRUCT);
asset.addChild("test", Format.Form.ARRAYOFFIELD, Type.STRING);
asset.addChild("name", Format.Form.FIELD, Type.STRING);
asset.addChild("price", Format.Form.FIELD, Type.FLOAT);
Format name =
asset
.addChild("vendor", Format.Form.STRUCT)
.addChild("name", Format.Form.FIELD, Type.STRING);
Element personData = new DataElement(person);
Element nameData = personData.addChild("name");
nameData.setValue("James wang");
assertEquals("James wang", nameData.getValue().getString());
Element assetData = personData.addChild("asset");
Element assetDataItem = assetData.addArrayItem();
assetDataItem.addChild("test").addArrayItem().setValue("test collection default index");
assetDataItem.addChild("name").setValue("Mac air book");
assetDataItem.addChild("price").setValue(12000.05f);
assetDataItem.addChild("vendor").addChild("name").setValue("Apple");
assetDataItem = assetData.addArrayItem();
assetDataItem.addChild("name").setValue("HP computer");
assetDataItem.addChild("price").setValue(15000.05f);
assetDataItem.addChild("vendor").addChild("name").setValue("HP");
ElementXmlSerializer serializer = new ElementXmlSerializer(personData, true);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
serializer.write(baos);
System.out.println(baos.toString());
}
/**
* Get the content of this test: a table of versions
*
* @return a select element object with appropriate attributes and children
*/
@Override
public Element getContent() {
try {
Element div = new Element("div");
String rawURL = "http://localhost:8080" + Service.PREFIX + "/html/table";
String urn = Utils.escape(docID);
rawURL = calliope.URLEncoder.append(rawURL, urn);
// add required params
rawURL = addGetParam(rawURL, Params.HIDE_MERGED, (hideMerged) ? "1" : "0");
rawURL = addGetParam(rawURL, Params.COMPACT, (compact) ? "1" : "0");
rawURL = addGetParam(rawURL, Params.WHOLE_WORDS, (wholeWords) ? "1" : "0");
rawURL = addGetParam(rawURL, Params.LENGTH, Integer.toString(length));
rawURL = addGetParam(rawURL, Params.OFFSET, Integer.toString(offset));
rawURL = addGetParam(rawURL, Params.SOME_VERSIONS, (someVersions) ? "1" : "0");
if (someVersions && selectedVersions != null)
rawURL = addGetParam(rawURL, Params.SELECTED_VERSIONS, selectedVersions);
URL url = new URL(rawURL);
URLConnection conn = url.openConnection();
InputStream is = conn.getInputStream();
StringBuilder sb = new StringBuilder();
while (is.available() != 0) {
byte[] data = new byte[is.available()];
is.read(data);
sb.append(new String(data, "UTF-8"));
}
div.addChild(new HTMLLiteral(sb.toString()));
Element panel = new Element(HTMLNames.DIV);
Element form = formElement(Service.PREFIX + "/tests/table/");
Element p1 = new Element(HTMLNames.P);
form.addChild(p1);
addCheckBox(p1, hideMerged, "hide merged", Params.HIDE_MERGED, null);
addCheckBox(p1, wholeWords, " whole words", Params.WHOLE_WORDS, null);
addCheckBox(p1, compact, " compact", Params.COMPACT, null);
// submit button
Element submit = new Element(HTMLNames.INPUT);
submit.addAttribute(HTMLNames.TYPE, HTMLNames.SUBMIT);
submit.addAttribute(HTMLNames.ONCLICK, "presubmit()");
p1.addChild(submit);
// next row of buttons
Element p2 = new Element(HTMLNames.P);
form.addChild(p2);
// length and offset
addLengthSelector("length:", p2);
addOffsetSelector(" start offset:", p2);
// all versions
addCheckBox(
p2,
someVersions,
" some versions",
Params.SOME_VERSIONS,
"toggleVersionSelector(this)");
addVersionDropdown(p2);
panel.addChild(form);
div.addChild(panel);
Element explanation = new Element(HTMLNames.DIV);
Element p3 = new HTMLLiteral(EXPLANATION);
explanation.addChild(p3);
div.addChild(explanation);
return div;
} catch (Exception e) {
return new Text("Failed Table (HTML) test: " + e.getMessage());
}
}
/**
* Add the specified option to the selector
*
* @param select the selector element
* @param value the new value
*/
private void addOption(Element select, String value, boolean selectit) {
Element option = new Element(HTMLNames.OPTION);
option.addText(value);
if (selectit) option.addAttribute(HTMLNames.SELECTED, HTMLNames.SELECTED);
select.addChild(option);
}
