io.druid.query.filter.DimFilters.java Source code

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Here is the source code for io.druid.query.filter.DimFilters.java

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/*
 * Druid - a distributed column store.
 * Copyright 2012 - 2015 Metamarkets Group Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.druid.query.filter;

import com.google.common.base.Function;
import com.google.common.collect.Lists;

import java.util.Arrays;
import java.util.List;

/**
 */
public class DimFilters {
    public static SelectorDimFilter dimEquals(String dimension, String value) {
        return new SelectorDimFilter(dimension, value);
    }

    public static AndDimFilter and(DimFilter... filters) {
        return and(Arrays.asList(filters));
    }

    public static AndDimFilter and(List<DimFilter> filters) {
        return new AndDimFilter(filters);
    }

    public static OrDimFilter or(DimFilter... filters) {
        return or(Arrays.asList(filters));
    }

    public static OrDimFilter or(List<DimFilter> filters) {
        return new OrDimFilter(filters);
    }

    public static NotDimFilter not(DimFilter filter) {
        return new NotDimFilter(filter);
    }

    public static RegexDimFilter regex(String dimension, String pattern) {
        return new RegexDimFilter(dimension, pattern);
    }

    public static DimFilter dimEquals(final String dimension, String... values) {
        return or(Lists.transform(Arrays.asList(values), new Function<String, DimFilter>() {
            @Override
            public DimFilter apply(String input) {
                return dimEquals(dimension, input);
            }
        }));
    }
}