List of internId() Examples

Examples of internId()

org.grouplens.lenskit.indexes.MutableIdIndexMapping.internId()
Get an index for an ID, generating a new one if necessary. @param id The ID. @return The index for {@var id}. If the ID has already been added to the index, the old index is returned; otherwise, a new index is generated and returned.

Examples of org.grouplens.lenskit.indexes.MutableIdIndexMapping.internId()

    }


    @Test
    public void testFromBiggerArray() {
        MutableIdIndexMapping map = new MutableIdIndexMapping();
        map.internId(42);
        map.internId(39);
        MutableSparseVector msv =
                Vectors.fromArray(map, new double[]{Math.PI, Math.E});
        assertThat(msv.size(), equalTo(2));
        assertThat(msv.get(42), equalTo(Math.PI));

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Examples of org.grouplens.lenskit.indexes.MutableIdIndexMapping.internId()


    @Test
    public void testFromBiggerArray() {
        MutableIdIndexMapping map = new MutableIdIndexMapping();
        map.internId(42);
        map.internId(39);
        MutableSparseVector msv =
                Vectors.fromArray(map, new double[]{Math.PI, Math.E});
        assertThat(msv.size(), equalTo(2));
        assertThat(msv.get(42), equalTo(Math.PI));
        assertThat(msv.get(39), equalTo(Math.E));

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