hugegraph-common/src/main/java/org/apache/hugegraph/iterator/FilterIterator.java [29:41]:
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        this.originIterator = origin;
        this.filterCallback = filter;
    }

    @Override
    protected Iterator<T> originIterator() {
        return this.originIterator;
    }

    @Override
    protected final boolean fetch() {
        while (this.originIterator.hasNext()) {
            T next = this.originIterator.next();
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hugegraph-common/src/main/java/org/apache/hugegraph/iterator/LimitIterator.java [29:41]:
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        this.originIterator = origin;
        this.filterCallback = filter;
    }

    @Override
    protected Iterator<T> originIterator() {
        return this.originIterator;
    }

    @Override
    protected final boolean fetch() {
        while (this.originIterator.hasNext()) {
            T next = this.originIterator.next();
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