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/*
@ITMillApache2LicenseForJavaFiles@
*/
package com.itmill.toolkit.terminal;
import java.util.Map;
/**
* Interface implemented by all the classes capable of handling external
* parameters.
*
* <p>
* Some terminals can provide external parameters for application. For example
* GET and POST parameters are passed to application as external parameters on
* Web Adapter. The parameters can be received at any time during the
* application lifecycle. All the parameter handlers implementing this interface
* and registered to {@link com.itmill.toolkit.ui.Window} receive all the
* parameters got from the terminal in the given window.
* </p>
*
* @author IT Mill Ltd.
* @version
* @VERSION@
* @since 3.0
*/
public interface ParameterHandler {
/**
* <p>
* Handles the given parameters. The parameters are given as inmodifieable
* name to value map. All parameters names are of type:
* {@link java.lang.String}. All the parameter values are arrays of
* strings.
* </p>
*
* @param parameters
* the Inmodifiable name to value[] mapping.
*
*/
public void handleParameters(Map parameters);
/**
* ParameterHandler error event.
*/
public interface ErrorEvent extends Terminal.ErrorEvent {
/**
* Gets the source ParameterHandler.
*
* @return the source Parameter Handler.
*/
public ParameterHandler getParameterHandler();
}
}
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