gvSIG projects pool

/*

 * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license

 * Click nbfs://nbhost/SystemFileSystem/Templates/Classes/Class.java to edit this template

 */

package org.gvsig.online.lib.impl.workspace;

import javax.json.JsonObject;

import org.gvsig.fmap.geom.GeometryUtils;

import org.gvsig.fmap.geom.primitive.Envelope;

import org.gvsig.json.Json;

import org.gvsig.json.JsonObjectBuilder;

import org.gvsig.online.lib.api.workingcopy.WorkingArea;

import org.gvsig.tools.ToolsLocator;

import org.gvsig.tools.dynobject.DynStruct;

import org.gvsig.tools.lang.CloneableUtils;

import org.gvsig.tools.persistence.PersistenceManager;

import org.gvsig.tools.persistence.PersistentState;

import org.gvsig.tools.persistence.exception.PersistenceException;

/**

 *

 * @author fdiaz

 */

public class WorkingAreaImpl implements WorkingArea {

    private static final String WORKINGAREA_PERSISTENCE_DEFINITION_NAME = "Online_WorkingAreaImpl";

    private String label;

    private Envelope envelope;

    public WorkingAreaImpl() {

    }

    WorkingAreaImpl(String label, Envelope envelope){

        this.label = label;

        this.envelope = envelope;

    }

    @Override

    public void setLabel(String label) {

        this.label = label;

    }

    @Override

    public void setValue(Envelope envelope) {

        this.envelope = envelope;

    }

    @Override

    public String getLabel() {

        return this.label;

    }

    @Override

    public Envelope getValue() {

        return this.envelope;

    }

    @Override

    public void saveToState(PersistentState state) throws PersistenceException {

        state.set("label", this.label);

        state.set("envelope", this.envelope);

    }

    @Override

    public void loadFromState(PersistentState state) throws PersistenceException {

        this.label = (String) state.get("label");

        this.envelope = (Envelope) state.get("envelope");

    }

    @Override

    public String toString() {

        return this.getLabel();

    }

    @Override

    public void fromJson(JsonObject json) {

        this.label = json.getString("label");

        this.envelope = (Envelope) GeometryUtils.createFrom(json.getString("envelope"));

    }

    @Override

    public JsonObjectBuilder toJsonBuilder() {

        try {

            JsonObjectBuilder builder = Json.createObjectBuilder();

            builder.add("label", this.label);

            builder.add("envelope", this.envelope.getGeometry().convertToHexWKB());

            return builder;

        } catch (Exception ex) {

            throw new RuntimeException("Can't create JsonObject.", ex);

        }

    }

    public static void selfRegister() {

        PersistenceManager manager = ToolsLocator.getPersistenceManager();

        if (manager.getDefinition(WORKINGAREA_PERSISTENCE_DEFINITION_NAME)

                == null) {

            DynStruct definition = manager.addDefinition(WorkingAreaImpl.class,

                    WORKINGAREA_PERSISTENCE_DEFINITION_NAME,

                    WORKINGAREA_PERSISTENCE_DEFINITION_NAME

                        + " persistent definition",

                    null,

                    null

            );

            definition.addDynFieldString("label");

            definition.addDynFieldObject("envelope").setClassOfValue(Envelope.class);

        }

    }

    @Override

    public Object clone() throws CloneNotSupportedException {

        WorkingAreaImpl other = (WorkingAreaImpl) super.clone();

        other.envelope = (Envelope) CloneableUtils.cloneQuietly(this.envelope);

        return other;

    }

}