infowall.web.spring.ControllerDsl.java Source code

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Here is the source code for infowall.web.spring.ControllerDsl.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 infowall.web.spring;

import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Maps;
import infowall.web.services.errorhandling.Errors;
import org.springframework.web.servlet.ModelAndView;

import java.util.Map;

import static com.google.common.collect.ImmutableMap.of;

/**
 *
 */
public class ControllerDsl {

    public static ModelAndView render(String viewName, String modelName, Object modelObject) {
        return new ModelAndView(viewName, modelName, modelObject);
    }

    public static ModelAndView render(String viewName, String modelName0, Object modelObject0, String modelName1,
            Object modelObject1) {
        return new ModelAndView(viewName, of(modelName0, modelObject0, modelName1, modelObject1));
    }

    public static ModelAndView render(String viewName, Errors errors, Map<String, Object> modelMap) {

        Map<String, Object> actualModel;
        if (errors.haveOccurred()) {
            actualModel = new ImmutableMap.Builder<String, Object>().putAll(modelMap)
                    .put("errors", errors.getMessages()).build();
        } else {
            actualModel = modelMap;
        }
        return new ModelAndView(viewName, actualModel);
    }

    public static ModelAndView render(String viewName, FlashMessage flash, Map<String, ?> modelMap) {

        Map<String, Object> actualModel = Maps.newHashMap(modelMap);
        String info = flash.consumeInfo();
        if (info != null) {
            actualModel.put("info", info);
        }
        Errors errors = flash.consumeErrors();
        if (errors != null && errors.haveOccurred()) {
            actualModel.put("errors", errors.getMessages());
        }
        return new ModelAndView(viewName, actualModel);
    }

    public static ModelAndView render(String viewName, FlashMessage flash, String modelName, Object modelObject) {

        return render(viewName, flash, of(modelName, modelObject));
    }

    public static ModelAndView render(String viewName, FlashMessage flash, String modelName1, Object modelObject1,
            String modelName2, Object modelObject2) {

        return render(viewName, flash, of(modelName1, modelObject1, modelName2, modelObject2));
    }

    public static ModelAndView redirect(String requestMapping) {
        return new ModelAndView("redirect:/app" + requestMapping);
    }

    public static ModelAndView to404() {
        return new ModelAndView("/status404");
    }
}