org.springframework.webflow.executor.RequestParameterInputMapper Maven / Gradle / Ivy
/*
* Copyright 2002-2006 the original author or authors.
*
* 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 org.springframework.webflow.executor;
import org.springframework.binding.mapping.AttributeMapper;
import org.springframework.binding.mapping.MappingContext;
import org.springframework.webflow.context.ExternalContext;
import org.springframework.webflow.core.collection.MutableAttributeMap;
/**
* Simple attribute mapper implementation that puts all entries in the
* request parameter map of a source {@link ExternalContext} into the
* FlowExecution inputMap. This makes request parameters available to launching
* flows for input mapping.
*
* Used by {@link FlowExecutorImpl} as the default AttributeMapper
* implementation.
*
* @see ExternalContext#getRequestParameterMap()
* @see FlowExecutor#launch(String, ExternalContext)
*
* @author Keith Donald
*/
public class RequestParameterInputMapper implements AttributeMapper {
public void map(Object source, Object target, MappingContext context) {
ExternalContext externalContext = (ExternalContext)source;
MutableAttributeMap inputMap = (MutableAttributeMap)target;
inputMap.putAll(externalContext.getRequestParameterMap().asAttributeMap());
}
}