本文整理汇总了Java中com.googlecode.totallylazy.Sequence.isEmpty方法的典型用法代码示例。如果您正苦于以下问题:Java Sequence.isEmpty方法的具体用法?Java Sequence.isEmpty怎么用?Java Sequence.isEmpty使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类com.googlecode.totallylazy.Sequence
的用法示例。
在下文中一共展示了Sequence.isEmpty方法的7个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: valueOf
import com.googlecode.totallylazy.Sequence; //导入方法依赖的package包/类
/**
* Finds a static method on actualType that takes a parameter of the same type as value and return
* an instance of actualType.
* <p>
* Calls that static method with value and returns the result.
**/
public static <T> T valueOf(Class<T> actualType, Object value) {
Sequence<Method> candidates = allMethods(actualType)
.filter(and(modifier(STATIC),
where(m -> m.getParameterTypes().length, is(1)))).
filter(and(
where(returnType(), matches(actualType)),
where(m -> m.getParameterTypes()[0], (t) -> t.isAssignableFrom(value.getClass()))));
if (candidates.isEmpty()) {
throw new NoSuchElementException(format(
"Cannot create %s from '%s' (%s). You need to add a static constructor method to %s that accepts a %s",
actualType.getCanonicalName(), value, value.getClass().getCanonicalName(),
actualType.getSimpleName(), value.getClass().getSimpleName()));
}
return actualType.cast(candidates.pick(optional(invokeOn(null, value))));
}
示例2: withInUpperBounds
import com.googlecode.totallylazy.Sequence; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
public static boolean withInUpperBounds(Type concrete, Sequence<Type> upperBounds) {
if (upperBounds.isEmpty()) {
return true;
}
if (Numbers.equalTo(upperBounds.size(), 1)) {
return (classOf(upperBounds.first())).isAssignableFrom(classOf(concrete));
}
throw new UnsupportedOperationException();
}
示例3: withInLowerBounds
import com.googlecode.totallylazy.Sequence; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
public static boolean withInLowerBounds(Type concrete, Sequence<Type> lowerBounds) {
if (lowerBounds.isEmpty()) {
return true;
}
if (Numbers.equalTo(lowerBounds.size(), 1)) {
return (classOf(concrete)).isAssignableFrom(classOf(lowerBounds.first()));
}
throw new UnsupportedOperationException();
}
示例4: and
import com.googlecode.totallylazy.Sequence; //导入方法依赖的package包/类
public static <T> LogicalPredicate<T> and(Iterable<? extends Predicate<? super T>> predicates) {
Sequence<Predicate<T>> sequence = Sequences.sequence(predicates).<Predicate<T>>unsafeCast().
flatMap(AndPredicate.<T>asPredicates());
if (sequence.exists(instanceOf(AlwaysFalse.class))) return Predicates.alwaysFalse();
Sequence<Predicate<T>> collapsed = sequence.
filter(instanceOf(AlwaysTrue.class).not());
if (collapsed.isEmpty()) return Predicates.alwaysTrue();
if (collapsed.size() == 1) return logicalPredicate(collapsed.head());
if (collapsed.forAll(instanceOf(Not.class)))
return Predicates.not(Predicates.<T>or(sequence.<Not<T>>unsafeCast().map(Not.functions.<T>predicate())));
return new AndPredicate<T>(collapsed);
}
示例5: or
import com.googlecode.totallylazy.Sequence; //导入方法依赖的package包/类
public static <T> LogicalPredicate<T> or(Iterable<? extends Predicate<? super T>> predicates) {
Sequence<Predicate<T>> sequence = Sequences.sequence(predicates).<Predicate<T>>unsafeCast().
flatMap(OrPredicate.<T>asPredicates());
if (sequence.exists(instanceOf(AlwaysTrue.class))) return Predicates.alwaysTrue();
Sequence<Predicate<T>> collapsed = sequence.
filter(instanceOf(AlwaysFalse.class).not());
if (collapsed.isEmpty()) return Predicates.alwaysFalse();
if (collapsed.size() == 1) return logicalPredicate(collapsed.head());
if (collapsed.forAll(instanceOf(Not.class)))
return Predicates.not(Predicates.<T>and(sequence.<Not<T>>unsafeCast().map(Not.functions.<T>predicate())));
return new OrPredicate<T>(sequence);
}
示例6: children
import com.googlecode.totallylazy.Sequence; //导入方法依赖的package包/类
static Node children(Node parent, Sequence<Context> contexts) throws XMLStreamException {
if(contexts.isEmpty()) return parent;
for (Context child : contexts.filter(xpath(XPath.child(node())))) {
if(child.isText()) parent.appendChild(parent.getOwnerDocument().createTextNode(child.text()));
if(child.isElement()) children(child(parent, child), child.relative());
}
return parent;
}
示例7: add
import com.googlecode.totallylazy.Sequence; //导入方法依赖的package包/类
public ValidationResult add(String key, Iterable<String> messages) {
Sequence<String> newMessages = messages(key).join(messages);
if(newMessages.isEmpty())
return this;
return new ValidationResult(this.messages.insert(key, newMessages));
}