/**
* If the outbound level is BINARY, convert the string field to binary, then pad to the left with
* the appropriate number of zero bits to reach a number of bits specified by the bitLength
* attribute of the TDT definition file.
*/
private void binaryPadding(Map<String, String> extraparams, Field tdtfield) {
String fieldname = tdtfield.getName();
int reqbitlength = tdtfield.getBitLength();
String value;
String binaryValue = fieldToBinary(tdtfield, extraparams);
if (binaryValue.length() < reqbitlength) {
int extraBitLength = reqbitlength - binaryValue.length();
StringBuilder zeroPaddedBinaryValue = new StringBuilder("");
for (int i = 0; i < extraBitLength; i++) {
zeroPaddedBinaryValue.append("0");
}
zeroPaddedBinaryValue.append(binaryValue);
value = zeroPaddedBinaryValue.toString();
} else {
if (binaryValue.length() > reqbitlength)
throw new TDTException(
"Binary value ["
+ binaryValue
+ "] for field "
+ fieldname
+ " exceeds maximum allowed "
+ reqbitlength
+ " bits. Decimal value was "
+ extraparams.get(fieldname));
value = binaryValue;
}
extraparams.put(fieldname, value);
}
private AlbumBean addOrUpdateAlbum(
Map<Integer, AlbumBean> map, SongBean song, boolean albumOnly) {
// Add an album bean
if (song != null && song.getAlbum() != null) {
int hashCode = (song.getAlbum() + (albumOnly ? "" : '\uFFFF' + song.getArtist())).hashCode();
// Check if the album beam already exists
AlbumBean album = map.get(hashCode);
if (album == null) {
album = new AlbumBean();
album.setAlbum(song.getAlbum());
map.put(hashCode, album);
}
// Update the album properties
try {
// Add the track id to the album bean
album.addSong(song);
album.incTracks();
album.setArtist(song.getArtist());
album.setGenre(song.getGenre());
album.setDisc_Count(song.getDisc_Count());
} catch (LibraryException le) {
// There was an error adding the song to this album, remove it
map.remove(hashCode);
// Add to warning message
warningList.add(song.getName() + " " + le);
}
return album;
}
return null;
}
public Set<String> getOperatorClasses(String parent, String searchTerm)
throws ClassNotFoundException {
if (CollectionUtils.isEmpty(operatorClassNames)) {
loadOperatorClass();
}
if (parent == null) {
parent = Operator.class.getName();
} else {
if (!typeGraph.isAncestor(Operator.class.getName(), parent)) {
throw new IllegalArgumentException("Argument must be a subclass of Operator class");
}
}
Set<String> filteredClass =
Sets.filter(
operatorClassNames,
new Predicate<String>() {
@Override
public boolean apply(String className) {
OperatorClassInfo oci = classInfo.get(className);
return oci == null || !oci.tags.containsKey("@omitFromUI");
}
});
if (searchTerm == null && parent.equals(Operator.class.getName())) {
return filteredClass;
}
if (searchTerm != null) {
searchTerm = searchTerm.toLowerCase();
}
Set<String> result = new HashSet<String>();
for (String clazz : filteredClass) {
if (parent.equals(Operator.class.getName()) || typeGraph.isAncestor(parent, clazz)) {
if (searchTerm == null) {
result.add(clazz);
} else {
if (clazz.toLowerCase().contains(searchTerm)) {
result.add(clazz);
} else {
OperatorClassInfo oci = classInfo.get(clazz);
if (oci != null) {
if (oci.comment != null && oci.comment.toLowerCase().contains(searchTerm)) {
result.add(clazz);
} else {
for (Map.Entry<String, String> entry : oci.tags.entrySet()) {
if (entry.getValue().toLowerCase().contains(searchTerm)) {
result.add(clazz);
break;
}
}
}
}
}
}
}
}
return result;
}
private void addTagToMethod(
Map<String, MethodInfo> methods, String tagText, MethodTagType tagType) {
MethodInfo mi = methods.get(methodName);
if (mi == null) {
mi = new MethodInfo();
methods.put(methodName, mi);
}
if (tagType == MethodTagType.OMIT_FROM_UI) {
mi.omitFromUI = true;
return;
}
String[] tagParts =
Iterables.toArray(
Splitter.on(WHITESPACE_PATTERN)
.trimResults()
.omitEmptyStrings()
.limit(2)
.split(tagText),
String.class);
if (tagParts.length == 2) {
if (tagType == MethodTagType.DESCRIPTION) {
mi.descriptions.put(tagParts[0], tagParts[1]);
} else {
mi.useSchemas.put(tagParts[0], tagParts[1]);
}
}
}
public RepositoryRoot getRepositoryRootFor(ICVSRepositoryLocation location) {
RepositoryRoot root = (RepositoryRoot) repositoryRoots.get(location.getLocation(false));
if (root == null) {
root = new RepositoryRoot(location);
add(root);
}
return root;
}
/**
* Associated one DocumentBuilder per thread. This is so we avoid synchronizing (parse() for
* example may take a lot of time on a DocumentBuilder) or creating DocumentBuilder instances all
* the time. Since typically in an app server we work with a thread pool, not too many instances
* of DocumentBuilder should be created.
*/
private static DocumentBuilder getThreadDocumentBuilder() {
Thread thread = Thread.currentThread();
DocumentBuilder documentBuilder =
(documentBuilders == null) ? null : documentBuilders.get(thread);
// Try a first test outside the synchronized block
if (documentBuilder == null) {
synchronized (documentBuilderFactory) {
// Redo the test within the synchronized block
documentBuilder = (documentBuilders == null) ? null : documentBuilders.get(thread);
if (documentBuilder == null) {
if (documentBuilders == null) documentBuilders = new HashMap<Thread, DocumentBuilder>();
documentBuilder = newDocumentBuilder();
documentBuilders.put(thread, documentBuilder);
}
}
}
return documentBuilder;
}
private void addDefaultValues(Map attributes, Map mappings) {
if (mappings == null) return;
Iterator i = mappings.entrySet().iterator();
while (i.hasNext()) {
Map.Entry e = (Map.Entry) i.next();
TagMap.AttributeMapping m = (TagMap.AttributeMapping) e.getValue();
if (null != m && null != m.getDefaultValue() && null == attributes.get(m.getPropertyName()))
attributes.put(m.getPropertyName(), m.getDefaultValue());
}
}
private static final Skeleton parseSkeleton(Node skel_node) {
Map name_to_bone_map = new HashMap();
Map initial_pose =
AnimationLoader.parseFrame(ConvertToBinary.getNodeByName("init_pose", skel_node));
NodeList bone_list = ConvertToBinary.getNodeByName("bones", skel_node).getChildNodes();
Map bone_parent_map = new HashMap();
for (int i = 0; i < bone_list.getLength(); i++) {
Node bone_node = bone_list.item(i);
if (bone_node.getNodeName().equals("bone")) {
String bone_name = bone_node.getAttributes().getNamedItem("name").getNodeValue();
String bone_parent_name = bone_node.getAttributes().getNamedItem("parent").getNodeValue();
// System.out.println("bone name = " + bone_name + " parent name = " + bone_parent_name);
bone_parent_map.put(bone_name, bone_parent_name);
}
}
Map bone_children_map = new HashMap();
Iterator it = bone_parent_map.keySet().iterator();
String root = null;
while (it.hasNext()) {
String name = (String) it.next();
String parent = (String) bone_parent_map.get(name);
if (bone_parent_map.get(parent) == null) {
if (root != null) {
System.out.println(
"WARNING: Multiple roots in skeleton, root = "
+ root
+ ", additional root = "
+ name);
parent = root;
bone_parent_map.put(name, parent);
} else root = name;
}
List parent_children = (List) bone_children_map.get(parent);
if (parent_children == null) {
parent_children = new ArrayList();
bone_children_map.put(parent, parent_children);
}
parent_children.add(name);
}
Bone bone_root = buildBone((byte) 0, bone_children_map, root, name_to_bone_map);
return new Skeleton(bone_root, initial_pose, name_to_bone_map);
}
/**
* Get a SAXParserFactory to build combinations of validating and XInclude-aware SAXParser.
*
* @param parserConfiguration parser configuration
* @return the SAXParserFactory
*/
public static synchronized SAXParserFactory getSAXParserFactory(
XMLUtils.ParserConfiguration parserConfiguration) {
final String key = parserConfiguration.getKey();
final SAXParserFactory existingFactory = parserFactories.get(key);
if (existingFactory != null) return existingFactory;
final SAXParserFactory newFactory = createSAXParserFactory(parserConfiguration);
parserFactories.put(key, newFactory);
return newFactory;
}
/**
* Returns a string built using a particular grammar. Single-quotes strings are counted as literal
* strings, whereas all other strings appearing in the grammar require substitution with the
* corresponding value from the extraparams hashmap.
*/
private String buildGrammar(String grammar, Map<String, String> extraparams) {
StringBuilder outboundstring = new StringBuilder();
String[] fields = Pattern.compile("\\s+").split(grammar);
for (int i = 0; i < fields.length; i++) {
if (fields[i].substring(0, 1).equals("'")) {
outboundstring.append(fields[i].substring(1, fields[i].length() - 1));
} else {
outboundstring.append(extraparams.get(fields[i]));
}
}
return outboundstring.toString();
}
private void putFieldDescription(CompactFieldNode field, JSONObject port, TypeGraphVertex tgv)
throws JSONException {
OperatorClassInfo oci = classInfo.get(tgv.typeName);
if (oci != null) {
String fieldDesc = oci.fields.get(field.getName());
if (fieldDesc != null) {
port.put("description", fieldDesc);
return;
}
}
for (TypeGraphVertex ancestor : tgv.getAncestors()) {
putFieldDescription(field, port, ancestor);
}
}
/**
* The convert method translates a String input to a specified outbound level of the same coding
* scheme. For example, the input string value may be a tag-encoding URI and the outbound level
* specified by string outboundlevel may be BINARY, in which case the return value is a binary
* representation expressed as a string.
*
* @param input the identifier to be converted.
* @param inputParameters additional parameters which need to be provided because they cannot
* always be determined from the input value alone. Examples include the taglength,
* companyprefixlength and filter values.
* @param outputLevel the outbound level required for the ouput. Permitted values include BINARY,
* TAG_ENCODING, PURE_IDENTITY, LEGACY and ONS_HOSTNAME.
* @return the identifier converted to the output level.
*/
public String convert(
String input, Map<String, String> inputParameters, LevelTypeList outputLevel) {
TagLengthList tagLength = null;
if (inputParameters.containsKey("taglength")) {
// in principle, the user should provide a
// TagLengthList object in the parameter list.
String s = inputParameters.get("taglength");
tagLength = TagLengthList.valueOf(s);
}
PrefixMatch match = findPrefixMatch(input, tagLength);
return convertLevel(match.getScheme(), match.getLevel(), input, inputParameters, outputLevel);
}
/**
* Returns the value of a specified fieldname from the specified hashmap and returns an integer
* value or throws an exception if the value is not an integer
*/
private int getIntValue(String fieldname, Map<String, String> extraparams) {
Matcher checkint = Pattern.compile("^\\d+$").matcher(fieldname);
int rv;
if (checkint.matches()) {
rv = Integer.parseInt(fieldname);
} else {
if (extraparams.containsKey(fieldname)) {
rv = Integer.parseInt(extraparams.get(fieldname));
} else {
rv = -1;
throw new TDTException(
"No integer value for " + fieldname + " can be found - check extraparams");
}
}
return rv;
}
/** Get the list of known version tags for a given project. */
public CVSTag[] getKnownTags(ICVSRepositoryLocation location, int tagType) {
Set result = new HashSet();
RepositoryRoot root = (RepositoryRoot) repositoryRoots.get(location.getLocation(false));
if (root != null) {
String[] paths = root.getKnownRemotePaths();
for (int i = 0; i < paths.length; i++) {
String path = paths[i];
CVSTag[] tags = root.getAllKnownTags(path);
for (int j = 0; j < tags.length; j++) {
CVSTag tag = tags[j];
if (tag.getType() == tagType) result.add(tag);
}
}
}
return (CVSTag[]) result.toArray(new CVSTag[0]);
}
private OperatorClassInfo getOperatorClassWithGetterSetter(
TypeGraphVertex tgv, String setterName, String getterName) {
OperatorClassInfo oci = classInfo.get(tgv.typeName);
if (oci != null
&& (oci.getMethods.containsKey(getterName) || oci.setMethods.containsKey(setterName))) {
return oci;
} else {
if (tgv.getAncestors() != null) {
for (TypeGraphVertex ancestor : tgv.getAncestors()) {
return getOperatorClassWithGetterSetter(ancestor, setterName, getterName);
}
}
}
return null;
}
private static final Bone buildBone(
byte index, Map bone_children_map, String bone_name, Map name_to_bone_map) {
List children_list = (List) bone_children_map.get(bone_name);
Bone[] children_array;
if (children_list != null) {
children_array = new Bone[children_list.size()];
for (int i = 0; i < children_array.length; i++) {
String child_name = (String) children_list.get(i);
Bone child_bone = buildBone(index, bone_children_map, child_name, name_to_bone_map);
children_array[i] = child_bone;
index = (byte) (child_bone.getIndex() + 1);
}
} else children_array = new Bone[0];
Bone bone = new Bone(bone_name, index, children_array);
name_to_bone_map.put(bone_name, bone);
return bone;
}
private void checkForRequiredAttributes(String tagName, Map attributes, Map mappings)
throws ParserException {
if (mappings == null) return;
Iterator i = mappings.entrySet().iterator();
while (i.hasNext()) {
Map.Entry e = (Map.Entry) i.next();
TagMap.AttributeMapping m = (TagMap.AttributeMapping) e.getValue();
if (null != m && m.getRequired())
if (null == mappings || null == attributes.get(m.getPropertyName()))
throw new ParserException(
"An attribute that maps to property name: "
+ m.getPropertyName()
+ " is required and was not specified for tag:"
+ tagName
+ "!");
}
}
private Map attributeMap(String tagName, Attributes atts) throws ParserException {
if (null == tagName || null == atts) return null;
Map mapping = null;
try {
mapping = (Map) attributeMaps.get(tagName);
} catch (Exception e) {
throw new ParserException(
"Typecast error, unknown element found in attribute list mappings! " + e.getMessage());
}
if (null == mapping) return null;
Map resultMapping = new HashMap();
for (int i = 0; i < atts.getLength(); i++) {
String xmlName = atts.getQName(i);
String value = atts.getValue(i);
TagMap.AttributeMapping aMap = null;
try {
aMap = (TagMap.AttributeMapping) mapping.get(xmlName);
} catch (Exception e) {
throw new ParserException(
"Typecast error, unknown element found in property mapping! " + e.getMessage());
}
if (null == aMap)
throw new ParserException(
"No attribute mapping specified for attribute: " + xmlName + " in tag: " + tagName);
String propertyName = aMap.getPropertyName();
try {
resultMapping.put(propertyName, aMap.convertValue(value));
} catch (Exception e) {
throw new ParserException(
"Can not convert given value: \""
+ value
+ "\" to specified type: "
+ aMap.getType()
+ " for attribute: "
+ xmlName
+ " in tag: "
+ tagName
+ "! "
+ e.getMessage());
}
}
checkForRequiredAttributes(tagName, resultMapping, mapping);
addDefaultValues(resultMapping, mapping);
return resultMapping;
}
/** pad a value according the field definition. */
private void padField(Map<String, String> extraparams, Field field) {
String name = field.getName();
String value = extraparams.get(name);
PadDirectionList padDir = field.getPadDir();
int requiredLength = field.getLength();
// assert value != null;
if (value == null) return;
String padCharString = field.getPadChar();
// if no pad char specified, don't attempt padding
if (padCharString == null) return;
assert padCharString.length() > 0;
char padChar = padCharString.charAt(0);
StringBuilder buf = new StringBuilder(requiredLength);
if (padDir == PadDirectionList.LEFT) {
for (int i = 0; i < requiredLength - value.length(); i++) buf.append(padChar);
buf.append(value);
} else if (padDir == PadDirectionList.RIGHT) {
buf.append(value);
for (int i = 0; i < requiredLength - value.length(); i++) buf.append(padChar);
}
assert buf.length() == requiredLength;
if (requiredLength != value.length()) {
// System.out.println(" updated " + name + " to '" + buf + "'");
extraparams.put(name, buf.toString());
}
/*
else {
StringBuilder mybuf = new StringBuilder();
for (int i = 0; i < value.length(); i++) {
if (i > 0)
mybuf.append(',');
mybuf.append('\'');
mybuf.append(value.charAt(i));
mybuf.append('\'');
}
System.out.println(" field " + name + " not padded as " + mybuf.toString() + " is already " + requiredLength + " characters long");
}
*/
}
private static final Map[] parseAnimation(Node node) {
NodeList frames = node.getChildNodes();
Map anim_infos_map = new HashMap();
for (int i = 0; i < frames.getLength(); i++) {
Node frame = frames.item(i);
if (frame.getNodeName().equals("frame")) {
int frame_index = getAttrInt(frame, "index");
assert frame_index >= 0;
anim_infos_map.put(new Integer(frame_index), parseFrame(frame));
}
}
Map[] anim_infos = new Map[anim_infos_map.size()];
Iterator it = anim_infos_map.keySet().iterator();
while (it.hasNext()) {
Integer frame_index_obj = (Integer) it.next();
Map frame = (Map) anim_infos_map.get(frame_index_obj);
int index = frame_index_obj.intValue();
assert anim_infos[index] == null;
anim_infos[index] = frame;
}
return anim_infos;
}
/**
* Converts the value of a specified fieldname from the extraparams map into binary, either
* handling it as a large integer or taking into account the compaction of each ASCII byte that is
* specified in the TDT definition file for that particular field
*/
private String fieldToBinary(Field field, Map<String, String> extraparams) {
// really need an index to find field number given fieldname;
String fieldname = field.getName();
String value = extraparams.get(fieldname);
CompactionMethodList compaction = field.getCompaction();
if (compaction == null) {
value = dec2bin(value);
} else {
if (compaction == CompactionMethodList.VALUE_5) {
value = uppercasefive2bin(value);
} else if (compaction == CompactionMethodList.VALUE_4) {
value = alphanumsix2bin(value);
} else if (compaction == CompactionMethodList.VALUE_3) {
value = asciiseven2bin(value);
} else if (compaction == CompactionMethodList.VALUE_2) {
value = bytestring2bin(value);
} else throw new Error("Unsupported compaction " + compaction);
}
return value;
}
private void processTxt(Node operation) {
List<Node> targets = getChildNodes(operation, "target");
List<Node> optionNodes = getChildNodes(operation, "opt");
List<Node> separatorNode = getChildNodes(operation, "separator");
if (targets.isEmpty() || optionNodes.isEmpty()) {
return;
}
String defaultSeparator = "=";
String globalSeparator = defaultSeparator;
if (!separatorNode.isEmpty()) {
globalSeparator = separatorNode.get(0).getTextContent();
if (globalSeparator.length() != 1) {
globalSeparator = defaultSeparator;
}
}
Map<String, String> options = new HashMap<String, String>();
Map<String, String> processedOptions = new HashMap<String, String>();
for (int i = 0; i < optionNodes.size(); i++) {
Node option = optionNodes.get(i);
String name = option.getAttributes().getNamedItem("name").getNodeValue();
String value = option.getTextContent();
if (options.containsKey(name)) {
options.remove(name);
}
options.put(name, value);
}
for (int t = 0; t < targets.size(); t++) {
File target = new File(absolutePath(targets.get(t).getTextContent()));
File tmpFile = new File(Utils.timestamp());
BufferedWriter bw = null;
BufferedReader br = null;
try {
Node separatorAttr = targets.get(t).getAttributes().getNamedItem("separator");
String separator = (separatorAttr == null) ? globalSeparator : separatorAttr.getNodeValue();
if (separator.length() != 1) {
separator = globalSeparator;
}
bw = new BufferedWriter(new FileWriter(tmpFile));
if (target.exists()) {
br = new BufferedReader(new FileReader(target));
for (String line; (line = br.readLine()) != null; ) {
String[] parts = line.split(separator);
if (parts.length < 2) {
bw.write(line);
bw.newLine();
continue;
}
String optName = parts[0].trim();
if (options.containsKey(optName)) {
String optValue = options.get(optName);
bw.write(optName + " " + separator + " " + optValue);
bw.newLine();
processedOptions.put(optName, optValue);
options.remove(optName);
} else if (processedOptions.containsKey(optName)) {
bw.write(optName + " " + separator + " " + processedOptions.get(optName));
bw.newLine();
} else {
bw.write(line);
bw.newLine();
}
}
br.close();
}
for (Map.Entry<String, String> entry : options.entrySet()) {
bw.write(entry.getKey() + " " + separator + " " + entry.getValue());
bw.newLine();
}
bw.close();
FileUtils.copyFile(tmpFile, target);
FileUtils.forceDelete(tmpFile);
} catch (IOException ex) {
Utils.onError(new Error.WriteTxtConfig(target.getPath()));
}
}
}
private JSONArray getClassProperties(Class<?> clazz, int level) throws IntrospectionException {
JSONArray arr = new JSONArray();
TypeDiscoverer td = new TypeDiscoverer();
try {
for (PropertyDescriptor pd : Introspector.getBeanInfo(clazz).getPropertyDescriptors()) {
Method readMethod = pd.getReadMethod();
if (readMethod != null) {
if (readMethod.getDeclaringClass() == java.lang.Enum.class) {
// skip getDeclaringClass
continue;
} else if ("class".equals(pd.getName())) {
// skip getClass
continue;
}
} else {
// yields com.datatorrent.api.Context on JDK6 and
// com.datatorrent.api.Context.OperatorContext with JDK7
if ("up".equals(pd.getName())
&& com.datatorrent.api.Context.class.isAssignableFrom(pd.getPropertyType())) {
continue;
}
}
// LOG.info("name: " + pd.getName() + " type: " + pd.getPropertyType());
Class<?> propertyType = pd.getPropertyType();
if (propertyType != null) {
JSONObject propertyObj = new JSONObject();
propertyObj.put("name", pd.getName());
propertyObj.put("canGet", readMethod != null);
propertyObj.put("canSet", pd.getWriteMethod() != null);
if (readMethod != null) {
for (Class<?> c = clazz; c != null; c = c.getSuperclass()) {
OperatorClassInfo oci = classInfo.get(c.getName());
if (oci != null) {
MethodInfo getMethodInfo = oci.getMethods.get(readMethod.getName());
if (getMethodInfo != null) {
addTagsToProperties(getMethodInfo, propertyObj);
break;
}
}
}
// type can be a type symbol or parameterized type
td.setTypeArguments(clazz, readMethod.getGenericReturnType(), propertyObj);
} else {
if (pd.getWriteMethod() != null) {
td.setTypeArguments(
clazz, pd.getWriteMethod().getGenericParameterTypes()[0], propertyObj);
}
}
// if (!propertyType.isPrimitive() && !propertyType.isEnum() && !propertyType.isArray() &&
// !propertyType.getName().startsWith("java.lang") && level < MAX_PROPERTY_LEVELS) {
// propertyObj.put("properties", getClassProperties(propertyType, level + 1));
// }
arr.put(propertyObj);
}
}
} catch (JSONException ex) {
throw new RuntimeException(ex);
}
return arr;
}
/** convert from a particular scheme / level */
private String convertLevel(
Scheme tdtscheme,
Level tdtlevel,
String input,
Map<String, String> inputParameters,
LevelTypeList outboundlevel) {
String outboundstring;
Map<String, String> extraparams =
// new NoisyMap
(new HashMap<String, String>(inputParameters));
// get the scheme's option key, which is the name of a
// parameter whose value is matched to the option key of the
// level.
String optionkey = tdtscheme.getOptionKey();
String optionValue = extraparams.get(optionkey);
// the name of a parameter which allows the appropriate option
// to be selected
// now consider the various options within the scheme and
// level for each option element inside the level, check
// whether the pattern attribute matches as a regular
// expression
String matchingOptionKey = null;
Option matchingOption = null;
Matcher prefixMatcher = null;
for (Enumeration e = tdtlevel.enumerateOption(); e.hasMoreElements(); ) {
Option opt = (Option) e.nextElement();
if (optionValue == null || optionValue.equals(opt.getOptionKey())) {
// possible match
Matcher matcher = Pattern.compile(opt.getPattern()).matcher(input);
if (matcher.matches()) {
if (prefixMatcher != null) throw new TDTException("Multiple patterns matched");
prefixMatcher = matcher;
matchingOptionKey = opt.getOptionKey();
matchingOption = opt;
}
}
}
if (prefixMatcher == null) throw new TDTException("No patterns matched");
optionValue = matchingOptionKey;
for (Enumeration e = matchingOption.enumerateField(); e.hasMoreElements(); ) {
Field field = (Field) e.nextElement();
int seq = field.getSeq();
String strfieldname = field.getName();
int fieldlength = field.getLength();
String strfieldvalue = prefixMatcher.group(seq);
// System.out.println(" processing field " + strfieldname + " = '" + strfieldvalue + "'");
if (field.getCompaction() == null) {
// if compaction is null, treat field as an integer
if (field.getCharacterSet() != null) { // if the character set is specified
Matcher charsetmatcher =
Pattern.compile("^" + field.getCharacterSet() + "$").matcher(strfieldvalue);
if (!charsetmatcher.matches()) {
throw new TDTException(
"field "
+ strfieldname
+ " ("
+ strfieldvalue
+ ") does not conform to the allowed character set ("
+ field.getCharacterSet()
+ ") ");
}
}
BigInteger bigvalue = null;
if (tdtlevel.getType() == LevelTypeList.BINARY) { // if the input was BINARY
bigvalue = new BigInteger(strfieldvalue, 2);
extraparams.put(strfieldname, bigvalue.toString());
} else {
if (field.getDecimalMinimum() != null || field.getDecimalMaximum() != null)
bigvalue = new BigInteger(strfieldvalue);
extraparams.put(strfieldname, strfieldvalue);
}
if (field.getDecimalMinimum() != null) { // if the decimal minimum is specified
BigInteger bigmin = new BigInteger(field.getDecimalMinimum());
if (bigvalue.compareTo(bigmin)
== -1) { // throw an exception if the field value is less than the decimal minimum
throw new TDTException(
"field "
+ strfieldname
+ " ("
+ bigvalue
+ ") is less than DecimalMinimum ("
+ field.getDecimalMinimum()
+ ") allowed");
}
}
if (field.getDecimalMaximum() != null) { // if the decimal maximum is specified
BigInteger bigmax = new BigInteger(field.getDecimalMaximum());
if (bigvalue.compareTo(bigmax)
== 1) { // throw an excpetion if the field value is greater than the decimal maximum
throw new TDTException(
"field "
+ strfieldname
+ " ("
+ bigvalue
+ ") is greater than DecimalMaximum ("
+ field.getDecimalMaximum()
+ ") allowed");
}
}
// after extracting the field, it may be necessary to pad it.
padField(extraparams, field);
} else {
// compaction is specified - interpret binary as a string value using a truncated byte per
// character
CompactionMethodList compaction = field.getCompaction();
PadDirectionList padDir = field.getPadDir();
String padchar = field.getPadChar();
String s;
if (compaction == CompactionMethodList.VALUE_5)
// "5-bit"
s = bin2uppercasefive(strfieldvalue);
else if (compaction == CompactionMethodList.VALUE_4)
// 6-bit
s = bin2alphanumsix(strfieldvalue);
else if (compaction == CompactionMethodList.VALUE_3)
// 7-bit
s = bin2asciiseven(strfieldvalue);
else if (compaction == CompactionMethodList.VALUE_2)
// 8-bit
s = bin2bytestring(strfieldvalue);
else throw new Error("unsupported compaction method " + compaction);
extraparams.put(strfieldname, stripPadChar(s, padDir, padchar));
}
} // for each field;
/**
* the EXTRACT rules are performed after parsing the input, in order to determine additional
* fields that are to be derived from the fields obtained by the pattern match process
*/
int seq = 0;
for (Enumeration e = tdtlevel.enumerateRule(); e.hasMoreElements(); ) {
Rule tdtrule = (Rule) e.nextElement();
if (tdtrule.getType() == ModeList.EXTRACT) {
assert seq < tdtrule.getSeq() : "Rule out of sequence order";
seq = tdtrule.getSeq();
processRules(extraparams, tdtrule);
}
}
/**
* Now we need to consider the corresponding output level and output option. The scheme must
* remain the same, as must the value of optionkey (to select the corresponding option element
* nested within the required outbound level)
*/
Level tdtoutlevel = findLevel(tdtscheme, outboundlevel);
Option tdtoutoption = findOption(tdtoutlevel, optionValue);
/**
* the FORMAT rules are performed before formatting the output, in order to determine additional
* fields that are required for preparation of the outbound format
*/
seq = 0;
for (Enumeration e = tdtoutlevel.enumerateRule(); e.hasMoreElements(); ) {
Rule tdtrule = (Rule) e.nextElement();
if (tdtrule.getType() == ModeList.FORMAT) {
assert seq < tdtrule.getSeq() : "Rule out of sequence order";
seq = tdtrule.getSeq();
processRules(extraparams, tdtrule);
}
}
/**
* Now we need to ensure that all fields required for the outbound grammar are suitably padded
* etc. processPadding takes care of firstly padding the non-binary fields if padChar and
* padDir, length are specified then (if necessary) converting to binary and padding the binary
* representation to the left with zeros if the bit string is has fewer bits than the bitLength
* attribute specifies. N.B. TDTv1.1 will be more specific about bit-level padding rather than
* assuming that it is always to the left with the zero bit.
*/
// System.out.println(" prior to processPadding, " + extraparams);
for (Enumeration e = tdtoutoption.enumerateField(); e.hasMoreElements(); ) {
Field field = (Field) e.nextElement();
// processPadding(extraparams, field, outboundlevel, tdtoutoption);
padField(extraparams, field);
if (outboundlevel == LevelTypeList.BINARY) binaryPadding(extraparams, field);
}
/**
* Construct the output from the specified grammar (in ABNF format) together with the field
* values stored in inputparams
*/
outboundstring = buildGrammar(tdtoutoption.getGrammar(), extraparams);
// System.out.println("final extraparams = " + extraparams);
// System.out.println("returned " + outboundstring);
return outboundstring;
}
public JSONObject describeOperator(String clazz) throws Exception {
TypeGraphVertex tgv = typeGraph.getTypeGraphVertex(clazz);
if (tgv.isInstantiable()) {
JSONObject response = new JSONObject();
JSONArray inputPorts = new JSONArray();
JSONArray outputPorts = new JSONArray();
// Get properties from ASM
JSONObject operatorDescriptor = describeClassByASM(clazz);
JSONArray properties = operatorDescriptor.getJSONArray("properties");
properties = enrichProperties(clazz, properties);
JSONArray portTypeInfo = operatorDescriptor.getJSONArray("portTypeInfo");
List<CompactFieldNode> inputPortfields = typeGraph.getAllInputPorts(clazz);
List<CompactFieldNode> outputPortfields = typeGraph.getAllOutputPorts(clazz);
try {
for (CompactFieldNode field : inputPortfields) {
JSONObject inputPort = setFieldAttributes(clazz, field);
if (!inputPort.has("optional")) {
inputPort.put(
"optional",
false); // input port that is not annotated is default to be not optional
}
if (!inputPort.has(SCHEMA_REQUIRED_KEY)) {
inputPort.put(SCHEMA_REQUIRED_KEY, false);
}
inputPorts.put(inputPort);
}
for (CompactFieldNode field : outputPortfields) {
JSONObject outputPort = setFieldAttributes(clazz, field);
if (!outputPort.has("optional")) {
outputPort.put(
"optional", true); // output port that is not annotated is default to be optional
}
if (!outputPort.has("error")) {
outputPort.put("error", false);
}
if (!outputPort.has(SCHEMA_REQUIRED_KEY)) {
outputPort.put(SCHEMA_REQUIRED_KEY, false);
}
outputPorts.put(outputPort);
}
response.put("name", clazz);
response.put("properties", properties);
response.put(PORT_TYPE_INFO_KEY, portTypeInfo);
response.put("inputPorts", inputPorts);
response.put("outputPorts", outputPorts);
OperatorClassInfo oci = classInfo.get(clazz);
if (oci != null) {
if (oci.comment != null) {
String[] descriptions;
// first look for a <p> tag
String keptPrefix = "<p>";
descriptions = oci.comment.split("<p>", 2);
if (descriptions.length == 0) {
keptPrefix = "";
// if no <p> tag, then look for a blank line
descriptions = oci.comment.split("\n\n", 2);
}
if (descriptions.length > 0) {
response.put("shortDesc", descriptions[0]);
}
if (descriptions.length > 1) {
response.put("longDesc", keptPrefix + descriptions[1]);
}
}
response.put("category", oci.tags.get("@category"));
String displayName = oci.tags.get("@displayName");
if (displayName == null) {
displayName = decamelizeClassName(ClassUtils.getShortClassName(clazz));
}
response.put("displayName", displayName);
String tags = oci.tags.get("@tags");
if (tags != null) {
JSONArray tagArray = new JSONArray();
for (String tag : StringUtils.split(tags, ',')) {
tagArray.put(tag.trim().toLowerCase());
}
response.put("tags", tagArray);
}
String doclink = oci.tags.get("@doclink");
if (doclink != null) {
response.put("doclink", doclink + "?" + getDocName(clazz));
} else if (clazz.startsWith("com.datatorrent.lib.")
|| clazz.startsWith("com.datatorrent.contrib.")) {
response.put("doclink", DT_OPERATOR_DOCLINK_PREFIX + "?" + getDocName(clazz));
}
}
} catch (JSONException ex) {
throw new RuntimeException(ex);
}
return response;
} else {
throw new UnsupportedOperationException();
}
}
static MethodTagType from(String tag) {
return TAG_TEXT_MAPPING.get(tag);
}
/**
* Adds additional entries to the extraparams hashmap by processing various rules defined in the
* TDT definition files. Typically used for string processing functions, lookup in tables,
* calculation of check digits etc.
*/
private void processRules(Map<String, String> extraparams, Rule tdtrule) {
String tdtfunction = tdtrule.getFunction();
int openbracket = tdtfunction.indexOf("(");
assert openbracket != -1;
String params = tdtfunction.substring(openbracket + 1, tdtfunction.length() - 1);
String rulename = tdtfunction.substring(0, openbracket);
String[] parameter = params.split(",");
String newfieldname = tdtrule.getNewFieldName();
// System.out.println(tdtfunction + " " + parameter[0] + " " + extraparams.get(parameter[0]));
/**
* Stores in the hashmap extraparams the value obtained from a lookup in a specified XML table.
*
* <p>The first parameter is the given value already known. This is denoted as $1 in the
* corresponding XPath expression
*
* <p>The second parameter is the string filename of the table which must be present in the
* auxiliary subdirectory
*
* <p>The third parameter is the column in which the supplied input value should be sought
*
* <p>The fourth parameter is the column whose value should be read for the corresponding row,
* in order to obtain the result of the lookup.
*
* <p>The rule in the definition file may contain an XPath expression and a URL where the table
* may be obtained.
*/
if (rulename.equals("TABLELOOKUP")) {
// parameter[0] is given value
// parameter[1] is table
// parameter[2] is input column supplied
// parameter[3] is output column required
assert parameter.length == 4 : "incorrect number of parameters to tablelookup " + params;
if (parameter[1].equals("tdt64bitcpi")) {
String s = extraparams.get(parameter[0]);
assert s != null : tdtfunction + " when " + parameter[0] + " is null";
String t = gs1cpi.get(s);
assert t != null : "gs1cpi[" + s + "] is null";
assert newfieldname != null;
extraparams.put(newfieldname, t);
// extraparams.put(newfieldname, gs1cpi.get(extraparams.get(parameter[0])));
} else { // JPB! the following is untested
String tdtxpath = tdtrule.getTableXPath();
String tdttableurl = tdtrule.getTableURL();
String tdtxpathsub = tdtxpath.replaceAll("\\$1", extraparams.get(parameter[0]));
extraparams.put(newfieldname, xpathlookup("ManagerTranslation.xml", tdtxpathsub));
}
}
/**
* Stores the length of the specified string under the new fieldname specified by the
* corresponding rule of the definition file.
*/
if (rulename.equals("LENGTH")) {
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (extraparams.get(parameter[0]) != null) {
extraparams.put(newfieldname, Integer.toString(extraparams.get(parameter[0]).length()));
}
}
/**
* Stores a GS1 check digit in the extraparams hashmap, keyed under the new fieldname specified
* by the corresponding rule of the definition file.
*/
if (rulename.equals("GS1CHECKSUM")) {
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (extraparams.get(parameter[0]) != null) {
extraparams.put(newfieldname, gs1checksum(extraparams.get(parameter[0])));
}
}
/**
* Obtains a substring of the string provided as the first parameter. If only a single second
* parameter is specified, then this is considered as the start index and all characters from
* the start index onwards are stored in the extraparams hashmap under the key named
* 'newfieldname' in the corresponding rule of the definition file. If a second and third
* parameter are specified, then the second parameter is the start index and the third is the
* length of characters required. A substring consisting characters from the start index up to
* the required length of characters is stored in the extraparams hashmap, keyed under the new
* fieldname specified by the corresponding rule of the defintion file.
*/
if (rulename.equals("SUBSTR")) {
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (parameter.length == 2) {
if (extraparams.get(parameter[0]) != null) {
int start = getIntValue(parameter[1], extraparams);
if (start >= 0) {
extraparams.put(newfieldname, extraparams.get(parameter[0]).substring(start));
}
}
}
if (parameter.length
== 3) { // need to check that this variation is correct - c.f. Perl substr
assert extraparams.get(parameter[0]) != null
: tdtfunction + " when " + parameter[0] + " is null";
if (extraparams.get(parameter[0]) != null) {
int start = getIntValue(parameter[1], extraparams);
int end = getIntValue(parameter[2], extraparams);
if ((start >= 0) && (end >= 0)) {
extraparams.put(
newfieldname, extraparams.get(parameter[0]).substring(start, start + end));
}
}
}
}
/**
* Concatenates specified string parameters together. Literal values must be enclosed within
* single or double quotes or consist of unquoted digits. Other unquoted strings are considered
* as fieldnames and the corresponding value from the extraparams hashmap are inserted. The
* result of the concatenation (and substitution) of the strings is stored as a new entry in the
* extraparams hashmap, keyed under the new fieldname specified by the rule.
*/
if (rulename.equals("CONCAT")) {
StringBuilder buffer = new StringBuilder();
for (int p1 = 0; p1 < parameter.length; p1++) {
Matcher matcher = Pattern.compile("\"(.*?)\"|'(.*?)'|[0-9]").matcher(parameter[p1]);
if (matcher.matches()) {
buffer.append(parameter[p1]);
} else {
assert extraparams.get(parameter[p1]) != null
: tdtfunction + " when " + parameter[p1] + " is null";
if (extraparams.get(parameter[p1]) != null) {
buffer.append(extraparams.get(parameter[p1]));
}
}
}
extraparams.put(newfieldname, buffer.toString());
}
}