/*
* #!
* Ontopia Webed
* #-
* Copyright (C) 2001 - 2013 The Ontopia Project
* #-
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* !#
*/
package net.ontopia.topicmaps.webed.impl.actions;
import net.ontopia.topicmaps.webed.core.ActionIF;
import net.ontopia.topicmaps.webed.core.ActionParametersIF;
import net.ontopia.topicmaps.webed.core.ActionResponseIF;
import net.ontopia.topicmaps.webed.core.ActionRuntimeException;
import net.ontopia.topicmaps.webed.impl.utils.ActionSignature;
/**
* PUBLIC: This action sets the forward page.
*
* @since 2.0
*/
public class SetForwardAction implements ActionIF {
public void perform(ActionParametersIF params, ActionResponseIF response)
throws ActionRuntimeException {
ActionSignature paramsType = ActionSignature.getSignature("s? s?+");
paramsType.validateArguments(params, this);
// set basic URI
String uri = (String) params.get(0);
if (uri == null) {
uri = params.getStringValue();
if (uri == null || uri.equals(""))
return;
}
response.setForward(uri);
// set params to forward to
for (int ix = 1; params.get(ix) != null; ix++) {
if (!(params.get(ix) instanceof String))
throw new ActionRuntimeException("Parameter " + ix + " to SetForwardAction "+
"should be string, but was " +
params.get(ix).getClass().getName());
String param = (String) params.get(ix);
response.addParameter(param, null); // value comes from request
}
}
}