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Utility classes and methods developed for Brooklyn but not dependendent on Brooklyn or much else

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package brooklyn.config;

import java.util.Map;

/** convenience extension where map is principally strings or converted to strings
 * (supporting BrooklynProperties) */
public interface StringConfigMap extends ConfigMap {
    /** @see #getFirst(java.util.Map, String...) */
    public String getFirst(String... keys);
    /** returns the value of the first key which is defined
     * 
     * takes the following flags:
     * 'warnIfNone' or 'failIfNone' (both taking a boolean (to use default message) or a string (which is the message));
     * and 'defaultIfNone' (a default value to return if there is no such property);
     * defaults to no warning and null default value */
    public String getFirst(@SuppressWarnings("rawtypes") Map flags, String... keys);
}