com.cognifide.aet.job.common.collectors.accessibility.AccessibilityIssueDeserializer.java Source code

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Here is the source code for com.cognifide.aet.job.common.collectors.accessibility.AccessibilityIssueDeserializer.java

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/**
 * Automated Exploratory Tests
 *
 * Copyright (C) 2013 Cognifide Limited
 *
 * 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.cognifide.aet.job.common.collectors.accessibility;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;

import com.cognifide.aet.job.common.collectors.accessibility.AccessibilityIssue.IssueType;

import org.apache.commons.lang3.StringEscapeUtils;
import org.apache.commons.lang3.StringUtils;

import java.lang.reflect.Type;

public class AccessibilityIssueDeserializer implements JsonDeserializer<AccessibilityIssue> {

    private static final int MAX_PRE_STRING_LENGTH = 200;

    private static String NULL_ELEMENT_STRING = "Unable to point to the element associated with this issue.";

    @Override
    public AccessibilityIssue deserialize(JsonElement json, Type typeOfT,
            JsonDeserializationContext jsonDeserializationContext) {
        JsonObject jo = json.getAsJsonObject();
        String message = jo.get("message").getAsString();
        String code = jo.get("code").getAsString();
        IssueType type = IssueType.byValue(jo.get("type").getAsString());
        JsonElement jsonElement = jo.get("elementString");
        String elementString = NULL_ELEMENT_STRING;
        if (jsonElement != null) {
            elementString = jsonElement.getAsString();
        }

        String elementStringAbbrv = StringEscapeUtils.escapeHtml4(elementString);
        elementStringAbbrv = StringUtils.abbreviateMiddle(elementStringAbbrv, "...", MAX_PRE_STRING_LENGTH);

        return new AccessibilityIssue(type, message, code, elementString, elementStringAbbrv);
    }
}