SearchMap.java

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 * distributed with this work for additional information
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 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
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 *  
 *   http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.wink.example.qadefect.utils;

import java.util.HashMap;
import java.util.Map;

/**
 * Extends the HashMap and used by the search functionality. The idea is to keep
 * meaningful search parameters in the map, but to ignore all the rest. Only
 * parameters with not null key and value are meaningful.
 */
public class SearchMap extends HashMap<String, String> {

    private static final long serialVersionUID = -6361482020746418444L;

    @Override
    public String put(String key, String value) {
        if (key != null && value != null) {
            return super.put(key, value.toLowerCase());
        }
        return null;
    }

    @Override
    public void putAll(Map<? extends String, ? extends String> m) {
        throw new UnsupportedOperationException();
    }

}