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22 package org.apache.struts2.interceptor;
23
24 import java.util.Map;
25
26
27 /***
28 * This interface gives actions an alternative way of receiving input parameters. The map will
29 * contain all input parameters as name/value entries. Actions that need this should simply implement it. <p>
30 * <p/>
31 * One common use for this is to have the action propagate parameters to internally instantiated data
32 * objects. <p>
33 * <p/>
34 * Note that all parameter values for a given name will be returned, so the type of the objects in
35 * the map is <tt>java.lang.String[]</tt>.
36 *
37 */
38 public interface ParameterAware {
39
40 /***
41 * Sets the map of input parameters in the implementing class.
42 *
43 * @param parameters a Map of parameters (name/value Strings).
44 */
45 public void setParameters(Map<String, String[]> parameters);
46 }