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An utility library for spring-based web-services for compressing / optimizing JS and CSS resources.

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/**
 * Copyright 2012 the project-owners
 *
 *    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 inti.ws.spring.resource.files;

import inti.ws.spring.resource.ByteWebResource;
import inti.ws.spring.resource.WebResource;
import inti.ws.spring.resource.config.ConfigParser;
import inti.ws.spring.resource.config.ConfigParserSettings;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import javax.inject.Inject;
import javax.servlet.ServletContext;

import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;

@Component
@Scope("prototype")
public class FilesConfig implements ConfigParser {

    @Inject
    ServletContext ctx;
    protected ConfigParserSettings settings;

    @Override
    public ConfigParserSettings getConfigParserSettings() {
        return settings;
    }

    @Override
    public void setConfigParserSettings(ConfigParserSettings settings) {
        this.settings = settings;
    }

    @Override
    public Map instanceWebResources(ObjectMapper mapper, JsonNode node) throws Exception {
        Map files = new HashMap();
        Iterator iter;
        String name;

        if (node != null) {

            iter = node.fieldNames();

            if (iter != null) {

                while (iter.hasNext()) {
                    name = iter.next();

                    files.put(name, new ByteWebResource(ctx, node.get(name).asText(), name));
                }

            }

        }

        return files;
    }

    @Override
    public void configureWebResources(ObjectMapper mapper, JsonNode node, Map resources,
                    Map> resourceStack) throws Exception {
    }

}