接口 ForEachProcessor<T>
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- 类型参数:
T- the type of the element
- 函数接口:
- 这是一个函数接口, 因此可用作 lambda 表达式或方法引用的赋值目标。
@FunctionalInterface public interface ForEachProcessor<T>Represents a predicate (boolean-valued function) that accepts two input arguments and returns no result. The first input argument isint-valued and usually consuming the each index in an array or a list. The second input argument is usually consuming the each element in an array or a list.- 从以下版本开始:
- 2.5
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方法概要
所有方法 实例方法 抽象方法 默认方法 修饰符和类型 方法 说明 default ForEachProcessor<T>and(ForEachProcessor<? super T> other)Returns a composed predicate that represents a short-circuiting logical AND of this predicate and another.default ForEachProcessor<T>negate()Returns a predicate that represents the logical negation of this predicate.default ForEachProcessor<T>or(ForEachProcessor<? super T> other)Returns a composed predicate that represents a short-circuiting logical OR of this predicate and another.booleanprocess(int index, T elemnt)Evaluates this predicate on the given arguments.
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方法详细资料
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process
boolean process(int index, T elemnt)Evaluates this predicate on the given arguments.- 参数:
index- the indexelemnt- the element- 返回:
trueif the input arguments match the predicate, otherwisefalse
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and
default ForEachProcessor<T> and(ForEachProcessor<? super T> other)
Returns a composed predicate that represents a short-circuiting logical AND of this predicate and another. When evaluating the composed predicate, if this predicate isfalse, then theotherpredicate is not evaluated.Any exceptions thrown during evaluation of either predicate are relayed to the caller; if evaluation of this predicate throws an exception, the
otherpredicate will not be evaluated.- 参数:
other- a predicate that will be logically-ANDed with this predicate- 返回:
- a composed predicate that represents the short-circuiting logical AND
of this predicate and the
otherpredicate - 抛出:
java.lang.NullPointerException- if other is null
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negate
default ForEachProcessor<T> negate()
Returns a predicate that represents the logical negation of this predicate.- 返回:
- a predicate that represents the logical negation of this predicate
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or
default ForEachProcessor<T> or(ForEachProcessor<? super T> other)
Returns a composed predicate that represents a short-circuiting logical OR of this predicate and another. When evaluating the composed predicate, if this predicate istrue, then theotherpredicate is not evaluated.Any exceptions thrown during evaluation of either predicate are relayed to the caller; if evaluation of this predicate throws an exception, the
otherpredicate will not be evaluated.- 参数:
other- a predicate that will be logically-ORed with this predicate- 返回:
- a composed predicate that represents the short-circuiting logical OR
of this predicate and the
otherpredicate - 抛出:
java.lang.NullPointerException- if other is null
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