org.bedework.util.misc.Util.isEmpty()方法的使用及代码示例

x33g5p2x  于2022-02-01 转载在 其他  
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本文整理了Java中org.bedework.util.misc.Util.isEmpty()方法的一些代码示例，展示了Util.isEmpty()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Util.isEmpty()方法的具体详情如下：
包路径：org.bedework.util.misc.Util
类名称：Util
方法名：isEmpty

Util.isEmpty介绍

暂无

代码示例

代码示例来源：origin: org.bedework/bw-util-dav

  1. /**
  2.  */
  3. public DavUtil(final List<Header> extraHeaders) {
  4.  this();
  5.  if (!Util.isEmpty(extraHeaders)) {
  6.   this.extraHeaders = new ArrayList<>(extraHeaders);
  7.  }
  8. }

代码示例来源：origin: org.bedework/bw-util-dav

  1. /**
  2.  * @param nm a QName
  3.  * @return DavProp or null
  4.  */
  5. public DavProp findProp(final QName nm) {
  6.  if (Util.isEmpty(propVals)) {
  7.   return null;
  8.  }
  9.  for (DavProp dp: propVals) {
  10.   if (nm.equals(dp.name)) {
  11.    return dp;
  12.   }
  13.  }
  14.  return null;
  15. }
  16. @Override

代码示例来源：origin: org.bedework/bw-util-http

  1. public void par(final String name,
  2.         final List<String> value) {
  3.  if (Util.isEmpty(value)) {
  4.   return;
  5.  }
  6.  req.append(delim);
  7.  delim = "&";
  8.  req.append(delim);
  9.  req.append(name);
  10.  req.append("=");
  11.  req.append(String.join(",", value));
  12. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. @Override
  2. public boolean removeProperty(final BwProperty val) {
  3.  final Set<BwProperty> c = getProperties();
  4.  if (Util.isEmpty(c)) {
  5.   return false;
  6.  }
  7.  return c.remove(val);
  8. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. public FilterBase getFilter() {
  2.   final List<FilterBase> c = getChildren();
  3.   if (Util.isEmpty(c)) {
  4.    return null;
  5.   }
  7.   return c.get(0);
  8.  }
  9. }

代码示例来源：origin: org.bedework/bw-caldav-util

  1. /** Convenience method
  2.  *
  3.  * @param cf
  4.  * @return boolean true if this element matches all of the
  5.  *                  named component types.
  6.  */
  7. public static boolean matchAll(final CompFilterType cf) {
  8.  return (cf.getTimeRange() == null)  &&
  9.      Util.isEmpty(cf.getCompFilter()) &&
  10.      Util.isEmpty(cf.getPropFilter());
  11. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. public void setFlds(final List<String> vals) {
  2.  if (Util.isEmpty(vals)) {
  3.   setVal(null);
  4.   return;
  5.  }
  6.  for (int i = 0; i < vals.size(); i++) {
  7.   setFld(i, vals.get(i));
  8.  }
  9. }

代码示例来源：origin: org.bedework/bw-caldav-util

  1. public CollectionChangesType copyForAlias(final String collectionHref) {
  2.  final CollectionChangesType copy = new CollectionChangesType();
  3.  copyForAlias(copy, collectionHref);
  4.  
  5.  if (!Util.isEmpty(changedByList)) {
  6.   copy.changedByList = new ArrayList<>(changedByList);
  7.  }
  8.  
  9.  copy.prop = prop;
  10.  copy.childCreated = childCreated;
  11.  copy.childDeleted = childDeleted;
  12.  copy.childUpdated = childUpdated;
  13.  return copy;
  14. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /** Get the winning item id
  2.  *
  3.  *  @return Integer   item id
  4.  */
  5. public Integer getPollWinner() {
  6.  final List<BwXproperty> props = getXproperties(BwXproperty.pollWinner);
  7.  if (Util.isEmpty(props)) {
  8.   return null;
  9.  }
  10.  if (props.size() > 1) {
  11.   return null;
  12.  }
  13.  final BwXproperty p = props.get(0);
  14.  return Integer.valueOf(p.getValue());
  15. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /**
  2.  * @param val the supported component names e.g. "VEVENT", "VTODO" etc.
  3.  */
  4. public void setSupportedComponents(final List<String> val) {
  5.  supportedComponents = val;
  6.  if (Util.isEmpty(val)) {
  7.   removeQproperty(CaldavTags.supportedCalendarComponentSet);
  8.   return;
  9.  }
  10.  StringBuilder sb = new StringBuilder();
  11.  String delim = "";
  12.  for (String s: val) {
  13.   sb.append(delim);
  14.   sb.append(s);
  15.  }
  16.  setQproperty(CaldavTags.supportedCalendarComponentSet,
  17.         sb.toString());
  18. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /**
  2.  * @return KeyFld
  3.  */
  4. @IcalProperty(pindex = PropertyInfoIndex.LOC_KEYS_FLD,
  5.     nested = true,
  6.     jname = "locKeys")
  7. public List<KeyFld> getKeys() {
  8.  final List<String> vals = fetchKeysSplit().getFlds();
  9.  if (Util.isEmpty(vals)) {
  10.   return null;
  11.  }
  12.  return vals.stream()
  13.        .map(stringToKeyFld)
  14.        .collect(Collectors.<KeyFld> toList());
  15. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. public boolean removeOverride(final String rid) throws CalFacadeException {
  2.  EventOverride ov = null;
  3.  if (Util.isEmpty(overrides)) {
  4.   return false;
  5.  }
  6.  
  7.  for (final EventOverride eo: overrides) {
  8.   if (eo.getEvent().getRecurrenceId().equals(rid)) {
  9.    ov = eo;
  10.    break;
  11.   }
  12.  }
  13.  if (ov == null) {
  14.   return false;
  15.  }
  16.  
  17.  overrides.remove(ov);
  18.  return true;
  19. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-api

  1. public static Properties getPr() throws CalFacadeException {
  2.  try {
  3.   final SystemProperties sysProps = 
  4.       CalSvcFactoryDefault.getSystemProperties();
  5.   /* Load properties file */
  6.   final Properties pr = new Properties();
  7.   if (Util.isEmpty(sysProps.getSyseventsProperties())) {
  8.    throw new CalFacadeException("No sysevent properties defined");
  9.   }
  10.   
  11.   final StringBuilder sb = new StringBuilder();
  12.   @SuppressWarnings("unchecked")
  13.   final List<String> ps = sysProps.getSyseventsProperties();
  14.   for (final String p: ps) {
  15.    sb.append(p);
  16.    sb.append("\n");
  17.   }
  18.   pr.load(new StringReader(sb.toString()));
  19.   return pr;
  20.  } catch (final CalFacadeException cfe) {
  21.   throw cfe;
  22.  } catch (final Throwable t) {
  23.   //Logger.getLogger(CalSvcFactoryDefault.class.getName()).throwing(CalSvcFactory.class, t);
  24.   throw new CalFacadeException(t.getMessage());
  25.  }
  26. }

代码示例来源：origin: org.bedework/bw-caldav-util

  1. /**
  2.  * @return an encoded content type - used internally
  3.  */
  4. public String getContentType() {
  5.  final StringBuilder sb = new StringBuilder("notification;type=");
  6.  final QName qn = getNotification().getElementName();
  7.  sb.append(qn);
  8.  final List<AttributeType> attrs = getNotification().getElementAttributes();
  9.  if (!Util.isEmpty(attrs)) {
  10.   for (final AttributeType attr: attrs) {
  11.    sb.append(";noteattr_");
  12.    sb.append(attr.getName());
  13.    sb.append("=");
  14.    sb.append(attr.getValue());
  15.   }
  16.  }
  17.  return sb.toString();
  18. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /** Get the event's poll item id
  2.  *
  3.  *  @return Integer   event's poll item id
  4.  */
  5. public Integer getPollItemId() {
  6.  final List<BwXproperty> props = getXproperties(BwXproperty.pollItemId);
  7.  if (Util.isEmpty(props)) {
  8.   return null;
  9.  }
  10.  if (props.size() > 1) {
  11.   return null;
  12.  }
  13.  final BwXproperty p = props.get(0);
  14.  final PollItmId pid = new PollItmId(p.getValue());
  15.  return pid.getId();
  16. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /** Get the vpoll items (candidates)
  2.  *
  3.  * @return Set<String>   candidates
  4.  */
  5. @IcalProperty(pindex = PropertyInfoIndex.POLL_ITEM,
  6.        vpollProperty = true
  7. )
  8. @NoProxy
  9. public Set<String> getPollItems() {
  10.  final List<BwXproperty> props = getXproperties(BwXproperty.pollItem);
  11.  if (Util.isEmpty(props)) {
  12.   return null;
  13.  }
  14.  final Set<String> vals = new TreeSet<>();
  15.  for (final BwXproperty p: props) {
  16.   vals.add(p.getValue());
  17.  }
  18.  return vals;
  19. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /** Get the vpoll items (candidates)
  2.  *
  3.  * @return Set<String>   candidates
  4.  */
  5. @IcalProperty(pindex = PropertyInfoIndex.VVOTER,
  6.        vpollProperty = true
  7. )
  8. @NoProxy
  9. public Set<String> getVvoters() {
  10.  final List<BwXproperty> props = getXproperties(BwXproperty.pollVoter);
  11.  if (Util.isEmpty(props)) {
  12.   return null;
  13.  }
  14.  final Set<String> vals = new TreeSet<>();
  15.  for (final BwXproperty p: props) {
  16.   vals.add(p.getValue());
  17.  }
  18.  return vals;
  19. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /** Clear the vpoll items
  2.  *
  3.  * @return Set<String>   names
  4.  */
  5. @NoProxy
  6. public void clearPollItems() {
  7.  final List<BwXproperty> props = getXproperties(BwXproperty.pollItem);
  8.  if (Util.isEmpty(props)) {
  9.   return;
  10.  }
  11.  for (final BwXproperty p: props) {
  12.   removeXproperty(p);
  13.  }
  14. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. /** Clear the vpoll voters
  2.  *
  3.  */
  4. @NoProxy
  5. public void clearVvoters() {
  6.  final List<BwXproperty> props = getXproperties(BwXproperty.pollVoter);
  7.  if (Util.isEmpty(props)) {
  8.   return;
  9.  }
  10.  for (final BwXproperty p: props) {
  11.   removeXproperty(p);
  12.  }
  13. }

代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade

  1. public BwCalendar shallowClone() {
  2.  final BwCalendar cal = new BwCalendar();
  3.  super.copyTo(cal);
  4.  cal.setName(getName());
  5.  cal.setPath(getPath());
  6.  cal.setSummary(getSummary());
  7.  cal.setDescription(getDescription());
  8.  cal.setMailListId(getMailListId());
  9.  cal.setCalType(getCalType());
  10.  cal.setCreated(getCreated());
  11.  final BwCollectionLastmod lm = (BwCollectionLastmod)getLastmod().clone();
  12.  lm.setDbEntity(cal);
  13.  cal.setLastmod(lm);
  14.  cal.setAliasUri(getAliasUri());
  15.  cal.setDisplay(getDisplay());
  16.  cal.setAffectsFreeBusy(getAffectsFreeBusy());
  17.  cal.setIgnoreTransparency(getIgnoreTransparency());
  18.  cal.setUnremoveable(getUnremoveable());
  19.  cal.setRefreshRate(getRefreshRate());
  20.  cal.setLastRefresh(getLastRefresh());
  21.  cal.setLastEtag(getLastEtag());
  22.  cal.setFilterExpr(getFilterExpr());
  23.  
  24.  if (!Util.isEmpty(getCategoryHrefs())) {
  25.   final Set<String> uids = new TreeSet<>(getCategoryHrefs());
  26.   cal.setCategoryHrefs(uids);
  27.  }
  28.  return cal;
  29. }

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