org.codehaus.sonar.plugins.testability.client.model.MethodTestabilityCostDataDecoderImpl.java Source code

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Here is the source code for org.codehaus.sonar.plugins.testability.client.model.MethodTestabilityCostDataDecoderImpl.java

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/*
 * Sonar is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * Sonar is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with Sonar; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */

package org.codehaus.sonar.plugins.testability.client.model;

import com.google.gwt.json.client.*;

import java.util.Set;

import static org.codehaus.sonar.plugins.testability.client.model.SerializationConstants.*;

public class MethodTestabilityCostDataDecoderImpl implements MethodTestabilityCostDataDecoder {

    public MethodTestabilityCostData decode(String data) {
        JSONValue jsonValue = JSONParser.parse(data);
        JSONObject rootObject = jsonValue.isObject();
        MethodTestabilityCostData methodTestabilityCostData = new MethodTestabilityCostData();
        parseMethodCosts(rootObject.get("methodCosts").isObject(), methodTestabilityCostData);
        parseViolationCosts(rootObject.get("violationCosts").isObject(), methodTestabilityCostData);
        return methodTestabilityCostData;
    }

    public void parseViolationCosts(JSONObject object, MethodTestabilityCostData methodTestabilityCostData) {
        Set<String> keySet = object.keySet();
        for (String key : keySet) {
            JSONArray violations = object.get(key).isArray();
            for (int i = 0; i < violations.size(); i++) {
                methodTestabilityCostData.addViolationCost(Integer.valueOf(key),
                        createViolationCost(violations.get(i).isObject()));
            }
        }
    }

    public ViolationCostDetail createViolationCost(JSONObject object) {
        return new ViolationCostDetail(getCyclomatic(object), getGlobal(object), getLod(object), getOverall(object),
                getReason(object));
    }

    private String getReason(JSONObject object) {
        JSONString string = object.get(REASON).isString();
        return string.stringValue();
    }

    public void parseMethodCosts(JSONObject object, MethodTestabilityCostData methodTestabilityCostData) {
        Set<String> keySet = object.keySet();
        for (String key : keySet) {
            methodTestabilityCostData.addMethodCost(Integer.valueOf(key),
                    createMethodCost(object.get(key).isObject()));
        }
    }

    public MethodTestabilityCostDetail createMethodCost(JSONObject object) {
        return new MethodTestabilityCostDetail(getCyclomatic(object), getGlobal(object), getLod(object),
                getOverall(object));
    }

    private int getOverall(JSONObject object) {
        return getInt(object.get(OVERALL));
    }

    private int getLod(JSONObject object) {
        return getInt(object.get(LOD));
    }

    private int getGlobal(JSONObject object) {
        return getInt(object.get(GLOBAL));
    }

    private int getInt(JSONValue value) {
        double doubleValue = value.isNumber().doubleValue();
        return Double.valueOf(doubleValue).intValue();
    }

    private int getCyclomatic(JSONObject object) {
        return getInt(object.get(CYCLOMATIC));
    }

}