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
暂无
代码示例来源：origin: org.bedework/bw-util-dav
/**
*/
public DavUtil(final List<Header> extraHeaders) {
this();
if (!Util.isEmpty(extraHeaders)) {
this.extraHeaders = new ArrayList<>(extraHeaders);
}
}代码示例来源：origin: org.bedework/bw-util-dav
/**
* @param nm a QName
* @return DavProp or null
*/
public DavProp findProp(final QName nm) {
if (Util.isEmpty(propVals)) {
return null;
}
for (DavProp dp: propVals) {
if (nm.equals(dp.name)) {
return dp;
}
}
return null;
}
@Override代码示例来源：origin: org.bedework/bw-util-http
public void par(final String name,
final List<String> value) {
if (Util.isEmpty(value)) {
return;
}
req.append(delim);
delim = "&";
req.append(delim);
req.append(name);
req.append("=");
req.append(String.join(",", value));
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
@Override
public boolean removeProperty(final BwProperty val) {
final Set<BwProperty> c = getProperties();
if (Util.isEmpty(c)) {
return false;
}
return c.remove(val);
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
public FilterBase getFilter() {
final List<FilterBase> c = getChildren();
if (Util.isEmpty(c)) {
return null;
}
return c.get(0);
}
}代码示例来源：origin: org.bedework/bw-caldav-util
/** Convenience method
*
* @param cf
* @return boolean true if this element matches all of the
* named component types.
*/
public static boolean matchAll(final CompFilterType cf) {
return (cf.getTimeRange() == null) &&
Util.isEmpty(cf.getCompFilter()) &&
Util.isEmpty(cf.getPropFilter());
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
public void setFlds(final List<String> vals) {
if (Util.isEmpty(vals)) {
setVal(null);
return;
}
for (int i = 0; i < vals.size(); i++) {
setFld(i, vals.get(i));
}
}代码示例来源：origin: org.bedework/bw-caldav-util
public CollectionChangesType copyForAlias(final String collectionHref) {
final CollectionChangesType copy = new CollectionChangesType();
copyForAlias(copy, collectionHref);
if (!Util.isEmpty(changedByList)) {
copy.changedByList = new ArrayList<>(changedByList);
}
copy.prop = prop;
copy.childCreated = childCreated;
copy.childDeleted = childDeleted;
copy.childUpdated = childUpdated;
return copy;
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/** Get the winning item id
*
* @return Integer item id
*/
public Integer getPollWinner() {
final List<BwXproperty> props = getXproperties(BwXproperty.pollWinner);
if (Util.isEmpty(props)) {
return null;
}
if (props.size() > 1) {
return null;
}
final BwXproperty p = props.get(0);
return Integer.valueOf(p.getValue());
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/**
* @param val the supported component names e.g. "VEVENT", "VTODO" etc.
*/
public void setSupportedComponents(final List<String> val) {
supportedComponents = val;
if (Util.isEmpty(val)) {
removeQproperty(CaldavTags.supportedCalendarComponentSet);
return;
}
StringBuilder sb = new StringBuilder();
String delim = "";
for (String s: val) {
sb.append(delim);
sb.append(s);
}
setQproperty(CaldavTags.supportedCalendarComponentSet,
sb.toString());
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/**
* @return KeyFld
*/
@IcalProperty(pindex = PropertyInfoIndex.LOC_KEYS_FLD,
nested = true,
jname = "locKeys")
public List<KeyFld> getKeys() {
final List<String> vals = fetchKeysSplit().getFlds();
if (Util.isEmpty(vals)) {
return null;
}
return vals.stream()
.map(stringToKeyFld)
.collect(Collectors.<KeyFld> toList());
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
public boolean removeOverride(final String rid) throws CalFacadeException {
EventOverride ov = null;
if (Util.isEmpty(overrides)) {
return false;
}
for (final EventOverride eo: overrides) {
if (eo.getEvent().getRecurrenceId().equals(rid)) {
ov = eo;
break;
}
}
if (ov == null) {
return false;
}
overrides.remove(ov);
return true;
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-api
public static Properties getPr() throws CalFacadeException {
try {
final SystemProperties sysProps =
CalSvcFactoryDefault.getSystemProperties();
/* Load properties file */
final Properties pr = new Properties();
if (Util.isEmpty(sysProps.getSyseventsProperties())) {
throw new CalFacadeException("No sysevent properties defined");
}
final StringBuilder sb = new StringBuilder();
@SuppressWarnings("unchecked")
final List<String> ps = sysProps.getSyseventsProperties();
for (final String p: ps) {
sb.append(p);
sb.append("\n");
}
pr.load(new StringReader(sb.toString()));
return pr;
} catch (final CalFacadeException cfe) {
throw cfe;
} catch (final Throwable t) {
//Logger.getLogger(CalSvcFactoryDefault.class.getName()).throwing(CalSvcFactory.class, t);
throw new CalFacadeException(t.getMessage());
}
}代码示例来源：origin: org.bedework/bw-caldav-util
/**
* @return an encoded content type - used internally
*/
public String getContentType() {
final StringBuilder sb = new StringBuilder("notification;type=");
final QName qn = getNotification().getElementName();
sb.append(qn);
final List<AttributeType> attrs = getNotification().getElementAttributes();
if (!Util.isEmpty(attrs)) {
for (final AttributeType attr: attrs) {
sb.append(";noteattr_");
sb.append(attr.getName());
sb.append("=");
sb.append(attr.getValue());
}
}
return sb.toString();
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/** Get the event's poll item id
*
* @return Integer event's poll item id
*/
public Integer getPollItemId() {
final List<BwXproperty> props = getXproperties(BwXproperty.pollItemId);
if (Util.isEmpty(props)) {
return null;
}
if (props.size() > 1) {
return null;
}
final BwXproperty p = props.get(0);
final PollItmId pid = new PollItmId(p.getValue());
return pid.getId();
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/** Get the vpoll items (candidates)
*
* @return Set<String> candidates
*/
@IcalProperty(pindex = PropertyInfoIndex.POLL_ITEM,
vpollProperty = true
)
@NoProxy
public Set<String> getPollItems() {
final List<BwXproperty> props = getXproperties(BwXproperty.pollItem);
if (Util.isEmpty(props)) {
return null;
}
final Set<String> vals = new TreeSet<>();
for (final BwXproperty p: props) {
vals.add(p.getValue());
}
return vals;
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/** Get the vpoll items (candidates)
*
* @return Set<String> candidates
*/
@IcalProperty(pindex = PropertyInfoIndex.VVOTER,
vpollProperty = true
)
@NoProxy
public Set<String> getVvoters() {
final List<BwXproperty> props = getXproperties(BwXproperty.pollVoter);
if (Util.isEmpty(props)) {
return null;
}
final Set<String> vals = new TreeSet<>();
for (final BwXproperty p: props) {
vals.add(p.getValue());
}
return vals;
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/** Clear the vpoll items
*
* @return Set<String> names
*/
@NoProxy
public void clearPollItems() {
final List<BwXproperty> props = getXproperties(BwXproperty.pollItem);
if (Util.isEmpty(props)) {
return;
}
for (final BwXproperty p: props) {
removeXproperty(p);
}
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
/** Clear the vpoll voters
*
*/
@NoProxy
public void clearVvoters() {
final List<BwXproperty> props = getXproperties(BwXproperty.pollVoter);
if (Util.isEmpty(props)) {
return;
}
for (final BwXproperty p: props) {
removeXproperty(p);
}
}代码示例来源：origin: org.bedework.caleng/bw-calendar-engine-facade
public BwCalendar shallowClone() {
final BwCalendar cal = new BwCalendar();
super.copyTo(cal);
cal.setName(getName());
cal.setPath(getPath());
cal.setSummary(getSummary());
cal.setDescription(getDescription());
cal.setMailListId(getMailListId());
cal.setCalType(getCalType());
cal.setCreated(getCreated());
final BwCollectionLastmod lm = (BwCollectionLastmod)getLastmod().clone();
lm.setDbEntity(cal);
cal.setLastmod(lm);
cal.setAliasUri(getAliasUri());
cal.setDisplay(getDisplay());
cal.setAffectsFreeBusy(getAffectsFreeBusy());
cal.setIgnoreTransparency(getIgnoreTransparency());
cal.setUnremoveable(getUnremoveable());
cal.setRefreshRate(getRefreshRate());
cal.setLastRefresh(getLastRefresh());
cal.setLastEtag(getLastEtag());
cal.setFilterExpr(getFilterExpr());
if (!Util.isEmpty(getCategoryHrefs())) {
final Set<String> uids = new TreeSet<>(getCategoryHrefs());
cal.setCategoryHrefs(uids);
}
return cal;
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