Java Properties Get getPropertiesForBloomFilter( int requiredFieldsSize, int matchKeySize)

Description

get Properties For Bloom Filter

License

Apache License

Declaration

public static Map<String, String> getPropertiesForBloomFilter(
            int requiredFieldsSize, int matchKeySize) 

Method Source Code

//package com.java2s;
/**/*from  ww  w .  j  a va  2 s  .  c o  m*/
 *  Copyright 2012 LiveRamp
 *
 *  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.
 */

import java.util.*;

public class Main {
    public static Map<String, String> getPropertiesForBloomFilter(
            int requiredFieldsSize, int matchKeySize) {
        Map<String, String> properties = new HashMap<String, String>();
        double bestIOSortRecordPercent = 16.0 / (16.0 + 8 + requiredFieldsSize + matchKeySize);
        bestIOSortRecordPercent = Math.max(
                Math.round(bestIOSortRecordPercent * 100) / 100.0, 0.01);
        properties.put("io.sort.record.percent",
                Double.toString(bestIOSortRecordPercent));
        return properties;
    }
}

Related

1. getIsB37PropertyValue(final Properties dataSourceProperties)
2. getLocalizedProperties(String[] propertyKeys, Properties properties)
3. getLong(Properties props, String string, long defaultV)
4. getNestedProperties(String prefix, Properties properties)
5. getProp(Properties props, String name)
6. getPropertiesWithPrefix(Properties pro, String prefix)
7. getProperty(Properties properties, String context, String key, String def)
8. getProperty(Properties props, String keyword)
9. getProperty(Properties props, String prefix, String key)