static void lambdaTest() {
Runnable r = () -> System.out.print("hello lambda");
r.run();
List<String> list = Arrays.asList("t1", "t2", "t334", "t4", "t567");
list.parallelStream().filter(s -> s.length() == 2).forEach(System.out::println);
list = Arrays.asList("1", "2", "3", "4", "5", "6", "7", "8", "9", "15", "17");
Map<String, Integer> integers =
list.stream()
.map(Integer::new)
.filter(e -> e % 2 != 0)
.distinct()
.collect(Collectors.toMap(Object::toString, e -> e));
System.out.println(integers);
Stream.generate(Math::random).limit(10).forEach(System.out::println);
new Thread(() -> System.out.println("hello lambda")).start();
new Thread(
() -> {
System.out.println("hello lambda");
})
.start();
List<String> words = Lists.newArrayList("ren", "wang", "li", "zhao", "ma");
words.sort((w1, w2) -> Integer.compare((w1.length()), w2.length()));
List<Integer> ints = Ints.asList(1, 2, 3, 4, 5);
ints.sort(Integer::compare);
// words.forEach(e -> System.out.print(e));
words.forEach(System.out::println);
// words.stream().map(w -> w.length());
words.stream().map(String::length);
// words.stream().map(w -> new StringBuilder(w));
words.stream().map(StringBuilder::new);
Converter<String, Integer> converter; // (f) -> Integer.valueOf(f);
converter = Integer::valueOf;
Integer converted = converter.convert("123");
System.out.println(converted);
String[] arrayStr = new String[] {"a", "ab", "abc", "abcd"};
Arrays.sort(arrayStr, (first, second) -> Integer.compare(first.length(), second.length()));
}
public void testStringConverter_convert() {
Converter<String, TestEnum> converter = Enums.stringConverter(TestEnum.class);
assertEquals(TestEnum.CHEETO, converter.convert("CHEETO"));
assertEquals(TestEnum.HONDA, converter.convert("HONDA"));
assertEquals(TestEnum.POODLE, converter.convert("POODLE"));
assertNull(converter.convert(null));
assertNull(converter.reverse().convert(null));
}
public boolean addAt(int index, Object e) {
if (index < 0) index = size();
while (index > size()) {
if (!add(Converter.convert(null, type))) return false;
}
if (type != null) e = Converter.convert(e, type);
super.add(index, e);
return true;
}
void readThis() throws OldFormatException {
newSystemData(AbstractFreespaceManager.FM_LEGACY_RAM, StandardIdSystemFactory.LEGACY);
blockSizeReadFromFile(1);
_fileHeader = FileHeader.read(this);
if (config().generateCommitTimestamps().isUnspecified()) {
config().generateCommitTimestamps(_systemData.idToTimestampIndexId() != 0);
}
createStringIO(_systemData.stringEncoding());
createIdSystem();
initializeClassMetadataRepository();
initalizeWeakReferenceSupport();
setNextTimeStampId(systemData().lastTimeStampID());
classCollection().setID(_systemData.classCollectionID());
classCollection().read(systemTransaction());
Converter.convert(new ConversionStage.ClassCollectionAvailableStage(this));
_fileHeader.readIdentity(this);
if (_config.isReadOnly()) {
return;
}
if (!configImpl().commitRecoveryDisabled()) {
_fileHeader.completeInterruptedTransaction(this);
}
FreespaceManager blockedFreespaceManager =
AbstractFreespaceManager.createNew(this, _systemData.freespaceSystem());
installFreespaceManager(blockedFreespaceManager);
blockedFreespaceManager.read(this, _systemData.inMemoryFreespaceSlot());
blockedFreespaceManager.start(_systemData.bTreeFreespaceId());
_fileHeader = _fileHeader.convert(this);
if (freespaceMigrationRequired(blockedFreespaceManager)) {
migrateFreespace(blockedFreespaceManager);
}
writeHeader(true, false);
if (Converter.convert(new ConversionStage.SystemUpStage(this))) {
_systemData.converterVersion(Converter.VERSION);
_fileHeader.writeVariablePart(this);
transaction().commit();
}
}
private static NCube checkForConflicts(
ApplicationID appId,
Map<String, Map> errors,
String message,
NCubeInfoDto info,
NCubeInfoDto head,
boolean reverse) {
Map<String, Object> map = new LinkedHashMap<>();
map.put("message", message);
map.put("sha1", info.sha1);
map.put("headSha1", head != null ? head.sha1 : null);
try {
if (head != null) {
long branchCubeId = (long) Converter.convert(info.id, long.class);
long headCubeId = (long) Converter.convert(head.id, long.class);
NCube branchCube = getPersister().loadCubeById(branchCubeId);
NCube headCube = getPersister().loadCubeById(headCubeId);
if (info.headSha1 != null) {
NCube baseCube = getPersister().loadCubeBySha1(appId, info.name, info.headSha1);
Map delta1 = baseCube.getDelta(branchCube);
Map delta2 = baseCube.getDelta(headCube);
if (NCube.areDeltaSetsCompatible(delta1, delta2)) {
if (reverse) {
headCube.mergeCellChangeSet(delta1);
return headCube;
} else {
branchCube.mergeCellChangeSet(delta2);
return branchCube;
}
}
}
List<Delta> diff = branchCube.getDeltaDescription(headCube);
if (diff.size() > 0) {
map.put("diff", diff);
} else {
return branchCube;
}
} else {
map.put("diff", null);
}
} catch (Exception e) {
map.put("diff", e.getMessage());
}
errors.put(info.name, map);
return null;
}
/**
* Convert the specified value to an object of the specified class (if possible). Otherwise,
* return a String representation of the value.
*
* @param value Value to be converted (may be null)
* @param clazz Java class to be converted to
* @return The converted value
* @exception ConversionException if thrown by an underlying Converter
*/
public Object convert(final String value, final Class<?> clazz) {
Converter converter = this.lookup(clazz);
if (converter == null) {
converter = this.lookup(String.class);
}
return converter.convert(clazz, value);
}
@Override
public Iterable<Object> convert(Converter converter, Type returnType, Object object)
throws Exception {
Iterable<Object> iterable;
if (object == null) {
iterable = Collections.emptyList();
} else if (object instanceof Map) {
iterable = ((Map) object).entrySet();
} else {
iterable = iterable(object);
if (iterable == null) {
iterable = Collections.singleton(object);
}
}
if (returnType instanceof Class) {
} else if (returnType instanceof ParameterizedType) {
Type itemType = ((ParameterizedType) returnType).getActualTypeArguments()[0];
List<Object> list = new ArrayList<Object>();
for (Object item : iterable) {
list.add(converter.convert(itemType, item));
}
iterable = list;
} else {
throw new ConversionException(String.format("Can't convert to [%s]!", returnType), null);
}
return iterable;
}
public static void main(String[] args)
throws ClassNotFoundException, IllegalAccessException, NoSuchMethodException,
InvocationTargetException, IOException {
MyClass mc = new MyClass();
Converter converter = new Converter();
converter.convert(mc.getClass(), mc);
}
public static void main(String[] args) {
String rate =
JOptionPane.showInputDialog(
null, "Please a desired exchange rate between Dollars(US) and Euros: ");
double userRate = Double.parseDouble(rate);
Converter userConverter = new Converter(userRate);
boolean completed = false;
while (!completed) {
String input =
JOptionPane.showInputDialog(
null, "Please enter the amount in US$ to be converted (Q to quit): ");
if (input.equalsIgnoreCase("Q")) completed = true;
else {
double amount = Double.parseDouble(input);
if (amount > 0) {
double Coinexchange = userConverter.convert(amount);
JOptionPane.showMessageDialog(
null, "The conversion to Euro is: " + Coinexchange + " Euro");
} else completed = true;
}
}
}
public void testStringConverter_convertError() {
Converter<String, TestEnum> converter = Enums.stringConverter(TestEnum.class);
try {
converter.convert("xxx");
fail();
} catch (IllegalArgumentException expected) {
}
}
public Object set(int index, Object e) {
Object old = get(index);
if (index < 0 || index >= size()) add(index, e);
else {
if (type != null) e = Converter.convert(e, type);
super.set(index, e);
}
return old;
}
public static void main(String[] args) {
Converter<String, Integer> converter = (from) -> Integer.valueOf(from);
int converted = converter.convert("123");
System.out.println(converted); // 123
Converter<String, Integer> converter2 = Integer::valueOf;
int converted2 = converter2.convert("123");
System.out.println(converted2);
int num = 1;
Converter<String, Integer> converter3 = (from) -> Integer.valueOf(from + num);
int converted3 = converter3.convert("123");
System.out.println(converted3);
PersonFactory<Person> personFactroy = Person::new;
Person p = personFactroy.create("jackson", "qi");
System.out.println(p.firstName);
}
private Object convert(Object value, Class dest) {
for (Converter c : converters) {
if (c.getTarget().isAssignableFrom(dest)) {
return c.convert(value);
}
}
throw new RuntimeException(
"No converters are compatible with the dest class: " + dest.getCanonicalName());
}
/**
* Convert the specified value into a String. If the specified value is an array, the first
* element (converted to a String) will be returned. The registered {@link Converter} for the
* <code>java.lang.String</code> class will be used, which allows applications to customize
* Object->String conversions (the default implementation simply uses toString()).
*
* @param value Value to be converted (may be null)
* @return The converted String value
*/
public String convert(Object value) {
if (value == null) {
return null;
} else if (value.getClass().isArray()) {
if (Array.getLength(value) < 1) {
return null;
}
value = Array.get(value, 0);
if (value == null) {
return null;
} else {
Converter converter = this.lookup(String.class);
return (String) converter.convert(String.class, value);
}
} else {
Converter converter = this.lookup(String.class);
return (String) converter.convert(String.class, value);
}
}
@SuppressWarnings({"unchecked"})
<T> T as(Class<T> type, Converter<T> converter) {
if (isNull()) {
return null;
} else if (ClassUtils.isAssignableValue(type, object)) {
return (T) object;
} else {
return converter.convert(type, object);
}
}
static NCube ensureLoaded(Object value) {
if (value instanceof NCube) {
return (NCube) value;
}
if (value instanceof NCubeInfoDto) { // Lazy load cube (make sure to apply any advices to it)
NCubeInfoDto dto = (NCubeInfoDto) value;
long id = (long) Converter.convert(dto.id, long.class);
return prepareCube(getPersister().loadCubeById(id));
}
throw new IllegalStateException("Failed to retrieve cube from cache, value: " + value);
}
/**
* Convert the value to an object of the specified class (if possible).
*
* @param value Value to be converted (may be null)
* @param targetType Class of the value to be converted to
* @return The converted value
* @exception ConversionException if thrown by an underlying Converter
*/
public Object convert(final Object value, final Class<?> targetType) {
Class<?> sourceType = value == null ? null : value.getClass();
Object converted = value;
Converter converter = this.lookup(sourceType, targetType);
if (converter != null) {
converted = converter.convert(targetType, value);
}
if (targetType == String.class && converted != null && !(converted instanceof String)) {
// NOTE: For backwards compatibility, if the Converter
// doesn't handle conversion-->String then
// use the registered String Converter
converter = this.lookup(String.class);
if (converter != null) {
converted = converter.convert(String.class, converted);
}
// If the object still isn't a String, use toString() method
if (converted != null && !(converted instanceof String)) {
converted = converted.toString();
}
}
return converted;
}
@SuppressWarnings({"unchecked", "rawtypes"})
private void truncate(Trace<?> dest, Trace<?> orig) throws IOException {
long min_time = minTime * orig.ticsPerSecond();
long max_time = maxTime * orig.ticsPerSecond();
Converter truncater;
if (orig.isStateful()) {
truncater =
new StatefulSubtraceConverter(
(StatefulTrace<?, ?>) dest, (StatefulTrace<?, ?>) orig, min_time, max_time);
} else {
truncater = new SubtraceConverter(dest, orig, min_time, max_time);
}
truncater.convert();
}
public static <V, T> T convert(V value, Class<T> type) {
Map<Object, Object> typeConverters = converters.get(value.getClass());
if (typeConverters == null) {
throw new NoSuchElementException("No converters from type " + value.getClass());
}
Converter converter = (Converter) typeConverters.get(type);
if (converter == null) {
throw new NoSuchElementException("No converter to type " + type);
}
return (T) converter.convert(value);
}
/**
* Convert an array of specified values to an array of objects of the specified class (if
* possible). If the specified Java class is itself an array class, this class will be the type of
* the returned value. Otherwise, an array will be constructed whose component type is the
* specified class.
*
* @param values Array of values to be converted
* @param clazz Java array or element class to be converted to
* @return The converted value
* @exception ConversionException if thrown by an underlying Converter
*/
public Object convert(final String[] values, final Class<?> clazz) {
Class<?> type = clazz;
if (clazz.isArray()) {
type = clazz.getComponentType();
}
Converter converter = this.lookup(type);
if (converter == null) {
converter = this.lookup(String.class);
}
Object array = Array.newInstance(type, values.length);
for (int i = 0; i < values.length; i++) {
Array.set(array, i, converter.convert(type, values[i]));
}
return array;
}
@SuppressWarnings({"unchecked", "rawtypes"})
public static Object invoke(Object target, Method method, boolean strict, Object... args) {
try {
Object[] params;
Class<?>[] paramTypes = method.getParameterTypes();
if (paramTypes.length == 0) {
params = null;
} else if (args.length == paramTypes.length) {
// map one to one
if (strict) {
params = args;
} else {
params = new Object[paramTypes.length];
for (int i = 0; i < paramTypes.length; i++) {
Object arg = args[i];
if (arg == null) params[i] = null;
else {
Converter converter =
ConverterManager.getInstance().createConverter(arg.getClass(), paramTypes[i]);
params[i] = converter.convert(arg);
}
}
}
} else {
// map varargs
params = new Object[paramTypes.length];
for (int i = 0; i < paramTypes.length - 1; i++)
params[i] = (strict ? args[i] : AnyConverter.convert(args[i], paramTypes[i]));
Class<?> varargsComponentType = paramTypes[paramTypes.length - 1].getComponentType();
Object varargs =
Array.newInstance(varargsComponentType, args.length - paramTypes.length + 1);
for (int i = 0; i < args.length - paramTypes.length + 1; i++) {
Object param = args[paramTypes.length - 1 + i];
if (strict) param = AnyConverter.convert(param, varargsComponentType);
Array.set(varargs, i, param);
}
params[params.length - 1] = varargs;
}
return method.invoke(target, params);
} catch (IllegalAccessException e) {
throw ExceptionMapper.configurationException(e, method);
} catch (InvocationTargetException e) {
throw ExceptionMapper.configurationException(e, method);
}
}
/** Coerces the object to the indicated type. */
public static Object coerce(TemplateContext ctx, Class<?> type, final Object o) {
Object arg;
if (o != null && type == o.getClass()) {
arg = o;
} else if (type == String.class) {
arg = Types.toString(ctx, o);
} else if (type == int.class || type == Integer.class) {
arg = Types.toInteger(ctx, o);
} else if (type == long.class || type == Long.class) {
arg = Types.toLong(ctx, o);
} else if (type == float.class
|| type == Float.class
|| type == double.class
|| type == Double.class) {
arg = Types.toDouble(ctx, o);
} else if (type == boolean.class || type == Boolean.class) {
arg = Types.toBoolean(ctx, o);
} else if (type == Iterator.class) {
arg = Types.toIterator(ctx, o);
} else {
if (o == null) {
arg = null;
} else {
final Converter<Object, Object> converter = ctx.getConverter(o.getClass(), type);
if (converter == null) {
arg = o;
} else {
try {
arg = converter.convert(o);
} catch (ConverterException e) {
ctx.warn("Conversion error", e);
return null;
}
}
}
}
return arg;
}
@Test
public void test() {
ExtendA a = new ExtendA();
a.setA("a");
a.setB("b");
Sub sub = new Sub();
sub.setV(1);
a.setSub(sub);
CommonSub commonSub = new CommonSub();
commonSub.setCommonString("comA");
a.setCommonSub(commonSub);
a.setList(new ListSub());
a.getList().getList().add(sub);
try {
ExtendB b = Converter.convert(a, ExtendB.class);
a.getCommonSub().setCommonString("c");
System.out.println("Original: ".concat(a.toString()));
System.out.println("Copy:" + b.toString());
} catch (Converter.ConverterException ex) {
Logger.getLogger(ConverterTest.class.getName()).log(Level.SEVERE, null, ex);
}
}
public Object convert(Class<?> clazz, String s) {
Converter<?> c = map.get(clazz);
return c.convert(s);
}
/* Stylesheet is useless and just kept to keep the consistency with
* builddoc V1 */
public String process(String sourceDoc, String styleSheet) throws Throwable {
String fileToExec = null;
if (!new File(sourceDoc).isFile()) {
System.err.println("Could not find master document: " + sourceDoc);
return null;
}
try {
Converter converter = null;
ImageConverter imgConvert = new ImageConverter();
switch (format) {
case JAVAHELP:
if (!isToolbox) {
imgConvert.loadMD5s(ScilabConstants.SCI.getPath() + "/modules/helptools/etc");
}
converter = new JavaHelpDocbookTagConverter(sourceDoc, this, imgConvert);
break;
case HTML:
converter = new HTMLDocbookTagConverter(sourceDoc, this, imgConvert);
break;
case WEB:
if (!isToolbox) {
imgConvert.loadMD5s(ScilabConstants.SCI.getPath() + "/modules/helptools/etc");
}
converter = new HTMLDocbookTagConverter(sourceDoc, this, imgConvert);
break;
case CHM:
if (!isToolbox) {
imgConvert.loadMD5s(ScilabConstants.SCI.getPath() + "/modules/helptools/etc");
}
converter = new CHMDocbookTagConverter(sourceDoc, this, imgConvert);
break;
case FO:
converter = new FODocbookTagConverter(sourceDoc, this, imgConvert);
break;
case JAR_ONLY:
converter = new JarOnlyConverter(this);
break;
case PDF:
case PS:
converter = new FopConverter(this);
break;
default:
System.err.printf("%s is not a supported format.\n", format);
return null;
}
converter.registerAllExternalXMLHandlers();
converter.convert();
converter.install();
if (imgConvert.getScilabImageConverter() != null) {
fileToExec = imgConvert.getScilabImageConverter().getFileWithScilabCode();
}
} catch (SAXException e) {
System.err.println("An error occurred during the conversion:");
System.err.println(e.toString());
} catch (Throwable e) {
System.err.println("An error occurred during the conversion:\n");
e.printStackTrace();
throw e;
}
return fileToExec;
}
public void testStringConverter_nullConversions() {
Converter<String, TestEnum> converter = Enums.stringConverter(TestEnum.class);
assertNull(converter.convert(null));
assertNull(converter.reverse().convert(null));
}
/**
* Get List<NCubeInfoDto> of n-cube record DTOs for the given ApplicationID (branch only). If
* using For any cube record loaded, for which there is no entry in the app's cube cache, an entry
* is added mapping the cube name to the cube record (NCubeInfoDto). This will be replaced by an
* NCube if more than the name is required. one (1) character. This is universal whether using a
* SQL perister or Mongo persister.
*/
public static List<NCubeInfoDto> getBranchChangesFromDatabase(ApplicationID appId) {
validateAppId(appId);
if (appId.getBranch().equals(ApplicationID.HEAD)) {
throw new IllegalArgumentException("Cannot get branch changes from HEAD");
}
ApplicationID headAppId = appId.asHead();
Map<String, NCubeInfoDto> headMap = new TreeMap<>();
Map<String, Object> searchChangedRecordOptions = new HashMap<>();
searchChangedRecordOptions.put(SEARCH_CHANGED_RECORDS_ONLY, true);
List<NCubeInfoDto> branchList = search(appId, null, null, searchChangedRecordOptions);
Map<String, Object> options = new HashMap<>();
options.put(SEARCH_ACTIVE_RECORDS_ONLY, false);
List<NCubeInfoDto> headList = search(headAppId, null, null, options);
List<NCubeInfoDto> list = new ArrayList<>();
// build map of head objects for reference.
for (NCubeInfoDto info : headList) {
headMap.put(info.name, info);
}
// Loop through changed (added, deleted, created, restored, updated) records
for (NCubeInfoDto info : branchList) {
long revision = (long) Converter.convert(info.revision, long.class);
NCubeInfoDto head = headMap.get(info.name);
if (head == null) {
if (revision >= 0) {
info.changeType = ChangeType.CREATED.getCode();
list.add(info);
}
} else if (info.headSha1 == null) { // we created this guy locally
// someone added this one to the head already
info.changeType = ChangeType.CONFLICT.getCode();
list.add(info);
} else {
if (StringUtilities.equalsIgnoreCase(info.headSha1, head.sha1)) {
if (StringUtilities.equalsIgnoreCase(info.sha1, info.headSha1)) {
// only net change could be revision deleted or restored. check head.
long headRev = Long.parseLong(head.revision);
if (headRev < 0 != revision < 0) {
if (revision < 0) {
info.changeType = ChangeType.DELETED.getCode();
} else {
info.changeType = ChangeType.RESTORED.getCode();
}
list.add(info);
}
} else {
info.changeType = ChangeType.UPDATED.getCode();
list.add(info);
}
} else {
info.changeType = ChangeType.CONFLICT.getCode();
list.add(info);
}
}
}
cacheCubes(appId, list);
return list;
}
@Override
public List<Piece> getGenes() {
return Converter.convert(pieces);
}
/**
* Commit the passed in changed cube records identified by NCubeInfoDtos.
*
* @return array of NCubeInfoDtos that are to be committed.
*/
public static List<NCubeInfoDto> commitBranch(
ApplicationID appId, Object[] infoDtos, String username) {
validateAppId(appId);
appId.validateBranchIsNotHead();
appId.validateStatusIsNotRelease();
ApplicationID headAppId = appId.asHead();
Map<String, NCubeInfoDto> headMap = new TreeMap<>();
Map<String, Object> options = new HashMap<>();
options.put(SEARCH_ACTIVE_RECORDS_ONLY, false);
List<NCubeInfoDto> headInfo = search(headAppId, null, null, options);
// build map of head objects for reference.
for (NCubeInfoDto info : headInfo) {
headMap.put(info.name, info);
}
List<NCubeInfoDto> dtosToUpdate = new ArrayList<>(infoDtos.length);
List<NCubeInfoDto> dtosMerged = new ArrayList<>();
Map<String, Map> errors = new LinkedHashMap<>();
for (Object dto : infoDtos) {
NCubeInfoDto branchCubeInfo = (NCubeInfoDto) dto;
if (!branchCubeInfo.isChanged()) {
continue;
}
if (branchCubeInfo.sha1 == null) {
branchCubeInfo.sha1 = "";
}
// All changes go through here.
NCubeInfoDto headCubeInfo = headMap.get(branchCubeInfo.name);
long infoRev = (long) Converter.convert(branchCubeInfo.revision, long.class);
if (headCubeInfo == null) { // No matching head cube, CREATE case
if (infoRev
>= 0) { // Only create if the cube in the branch is active (revision number not
// negative)
dtosToUpdate.add(branchCubeInfo);
}
} else if (StringUtilities.equalsIgnoreCase(
branchCubeInfo.headSha1,
headCubeInfo
.sha1)) { // HEAD cube has not changed (at least in terms of SHA-1 it could have it's
// revision sign changed)
if (StringUtilities.equalsIgnoreCase(
branchCubeInfo.sha1,
branchCubeInfo
.headSha1)) { // Cubes are same, but active status could be opposite (delete or
// restore case)
long headRev = (long) Converter.convert(headCubeInfo.revision, long.class);
if ((infoRev < 0) != (headRev < 0)) {
dtosToUpdate.add(branchCubeInfo);
}
} else { // Regular update case (branch updated cube that was not touched in HEAD)
dtosToUpdate.add(branchCubeInfo);
}
} else if (StringUtilities.equalsIgnoreCase(
branchCubeInfo.sha1,
headCubeInfo
.sha1)) { // Branch headSha1 does not match HEAD sha1, but it's SHA-1 matches the HEAD
// SHA-1.
// This means that the branch cube and HEAD cube are identical, but the HEAD was
// different when the branch was created.
dtosToUpdate.add(branchCubeInfo);
} else {
String msg;
if (branchCubeInfo.headSha1 == null) {
msg = ". A cube with the same name was added to HEAD since your branch was created.";
} else {
msg = ". The cube changed since your last update branch.";
}
String message = "Conflict merging " + branchCubeInfo.name + msg;
NCube mergedCube =
checkForConflicts(appId, errors, message, branchCubeInfo, headCubeInfo, false);
if (mergedCube != null) {
NCubeInfoDto mergedDto =
getPersister().commitMergedCubeToHead(appId, mergedCube, username);
dtosMerged.add(mergedDto);
}
}
}
if (!errors.isEmpty()) {
throw new BranchMergeException(
errors.size()
+ " merge conflict(s) committing branch. Update your branch and retry commit.",
errors);
}
List<NCubeInfoDto> committedCubes = new ArrayList<>(dtosToUpdate.size());
Object[] ids = new Object[dtosToUpdate.size()];
int i = 0;
for (NCubeInfoDto dto : dtosToUpdate) {
ids[i++] = dto.id;
}
committedCubes.addAll(getPersister().commitCubes(appId, ids, username));
committedCubes.addAll(dtosMerged);
clearCache(appId);
clearCache(headAppId);
broadcast(appId);
return committedCubes;
}
/**
* Update a branch from the HEAD. Changes from the HEAD are merged into the supplied branch. If
* the merge cannot be done perfectly, an exception is thrown indicating the cubes that are in
* conflict.
*/
public static Map<String, Object> updateBranch(ApplicationID appId, String username) {
validateAppId(appId);
appId.validateBranchIsNotHead();
appId.validateStatusIsNotRelease();
ApplicationID headAppId = appId.asHead();
Map<String, Object> options = new HashMap<>();
options.put(SEARCH_ACTIVE_RECORDS_ONLY, false);
List<NCubeInfoDto> records = search(appId, null, null, options);
Map<String, NCubeInfoDto> branchRecordMap = new CaseInsensitiveMap<>();
for (NCubeInfoDto info : records) {
branchRecordMap.put(info.name, info);
}
List<NCubeInfoDto> updates = new ArrayList<>();
List<NCubeInfoDto> dtosMerged = new ArrayList<>();
Map<String, Map> conflicts = new CaseInsensitiveMap<>();
List<NCubeInfoDto> headRecords = search(headAppId, null, null, options);
for (NCubeInfoDto head : headRecords) {
NCubeInfoDto info = branchRecordMap.get(head.name);
if (info == null) { // HEAD has cube that branch does not have
updates.add(head);
continue;
}
long infoRev = (long) Converter.convert(info.revision, long.class);
long headRev = (long) Converter.convert(head.revision, long.class);
boolean activeStatusMatches = (infoRev < 0) == (headRev < 0);
// Did branch change?
if (!info.isChanged()) { // No change on branch
if (!activeStatusMatches
|| !StringUtilities.equalsIgnoreCase(
info.headSha1, head.sha1)) { // 1. The active/deleted statuses don't match, or
// 2. HEAD has different SHA1 but branch cube did not change, safe to update branch (fast
// forward)
// In both cases, the cube was marked NOT changed in the branch, so safe to update.
updates.add(head);
}
} else if (StringUtilities.equalsIgnoreCase(
info.sha1,
head.sha1)) { // If branch is 'changed' but has same SHA-1 as head, then see if branch
// needs Fast-Forward
if (!StringUtilities.equalsIgnoreCase(info.headSha1, head.sha1)) { // Fast-Forward branch
// Update HEAD SHA-1 on branch directly (no need to insert)
getPersister()
.updateBranchCubeHeadSha1((Long) Converter.convert(info.id, Long.class), head.sha1);
}
} else {
if (!StringUtilities.equalsIgnoreCase(
info.headSha1,
head.sha1)) { // Cube is different than HEAD, AND it is not based on same HEAD cube, but
// it could be merge-able.
String message = "Cube was changed in both branch and HEAD";
NCube cube = checkForConflicts(appId, conflicts, message, info, head, true);
if (cube != null) {
NCubeInfoDto mergedDto =
getPersister().commitMergedCubeToBranch(appId, cube, head.sha1, username);
dtosMerged.add(mergedDto);
}
}
}
}
List<NCubeInfoDto> finalUpdates = new ArrayList<>(updates.size());
Object[] ids = new Object[updates.size()];
int i = 0;
for (NCubeInfoDto dto : updates) {
ids[i++] = dto.id;
}
finalUpdates.addAll(getPersister().pullToBranch(appId, ids, username));
clearCache(appId);
Map<String, Object> ret = new LinkedHashMap<>();
ret.put(BRANCH_UPDATES, finalUpdates);
ret.put(BRANCH_MERGES, dtosMerged);
ret.put(BRANCH_CONFLICTS, conflicts);
return ret;
}
