com.tdm.client.dispatch.handler.GetProblemListHandler.java Source code

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Here is the source code for com.tdm.client.dispatch.handler.GetProblemListHandler.java

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/**
 * Copyright 2011 Pawe Doleciski.
 *
 * 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 com.tdm.client.dispatch.handler;

import com.google.gwt.core.client.JsArray;
import com.google.gwt.core.client.JsonUtils;
import com.google.gwt.http.client.RequestBuilder;
import com.google.gwt.http.client.Response;
import com.tdm.client.dispatch.AbstractRequestBuilderClientActionHandler;
import com.tdm.client.dispatch.command.GetProblemListAction;
import com.tdm.client.dispatch.command.GetProblemListResult;
import com.tdm.domain.model.problem.dto.ProblemJSO;

/**
 * @author Pawe Doleciski
 * 
 */
public class GetProblemListHandler
        extends AbstractRequestBuilderClientActionHandler<GetProblemListAction, GetProblemListResult> {

    private static final String[] restResourcePath = { "search", "problems" };

    protected GetProblemListHandler() {
        super(GetProblemListAction.class);
    }

    @Override
    protected GetProblemListResult extractResult(final Response response) {
        JsArray<ProblemJSO> problems = JsonUtils.safeEval(response.getText());
        return new GetProblemListResult(problems);
    }

    @Override
    protected RequestBuilder getRequestBuilder(final GetProblemListAction action) {

        return prepareRequestBuilder(RequestBuilder.GET, restResourcePath);

    }

}