MapUtil.java

package org.neo4j.commons.collection;

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

public abstract class MapUtil
{
    /**
     * A short-hand method for creating a Map <bold>of</bold> pairs of key/value.
     * 
     * @param objects alternating key and value.
     * @return a Map with the entries supplied by {@code objects}.
     */
    @SuppressWarnings("unchecked")
    public static <K, V> Map<K, V> genericOf( Object... objects )
    {
        Map<K, V> map = new HashMap<K, V>();
        int i = 0;
        while ( i < objects.length )
        {
            map.put( (K) objects[i++], (V) objects[i++] );
        }
        return map;
    }
    
    /**
     * A short-hand method for creating a Map <bold>of</bold> pairs of key/value.
     * 
     * @param objects alternating key and value.
     * @return a Map with the entries supplied by {@code objects}.
     */
    public static Map<String, Object> of( Object... objects )
    {
        return genericOf( objects );
    }
}