com.inspiresoftware.lib.dto.geda.examples.usecases.maps.RunMapToMapKey Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of geda.examples Show documentation
Provides several examples of use of GeDA
There is a newer version: 3.2.0
/*
 * This code is distributed under The GNU Lesser General Public License (LGPLv3)
 * Please visit GNU site for LGPLv3 http://www.gnu.org/copyleft/lesser.html
 *
 * Copyright Denis Pavlov 2009
 * Web: http://www.genericdtoassembler.org
 * SVN: https://svn.code.sf.net/p/geda-genericdto/code/trunk/
 * SVN (mirror): http://geda-genericdto.googlecode.com/svn/trunk/
 */

package com.inspiresoftware.lib.dto.geda.examples.usecases.maps;

import com.inspiresoftware.lib.dto.geda.adapter.BeanFactory;
import com.inspiresoftware.lib.dto.geda.assembler.Assembler;
import com.inspiresoftware.lib.dto.geda.assembler.DTOAssembler;

import java.util.HashMap;
import java.util.Set;

import static org.junit.Assert.*;

/**
 * User: denispavlov
 * Date: 13-04-22
 * Time: 11:49 PM
 */
public class RunMapToMapKey {

    /**
     * Example of alternative map setup where entity map key are sub entities and map
     * entity values are associated values.
     */
    public void mapToMapKeyMapping() {
        final EntityItemInterface eItem1 = new EntityItemClass();
        eItem1.setName("itm1");
        final EntityItemInterface eItem2 = new EntityItemClass();
        eItem2.setName("itm2");

        final EntityMapByKeyInterface eMap = new EntityMapByKeyClass();
        eMap.setItems(new HashMap());
        eMap.getItems().put(eItem1, "itm1");
        eMap.getItems().put(eItem2, "itm2");

        final DtoMapByKeyIterface dMap = new DtoMapToMapByKeyClass();

        final Assembler assembler = DTOAssembler.newAssembler(dMap.getClass(), eMap.getClass());

        assembler.assembleDto(dMap, eMap, null, new BeanFactory() {

            public Class getClazz(final String entityBeanKey) {
                if ("dtoItem".equals(entityBeanKey)) {
                    return DtoItemClass.class;
                }
                return null;
            }

            public Object get(final String entityBeanKey) {
                if ("dtoItem".equals(entityBeanKey)) {
                    return new DtoItemClass();
                }
                return null;
            }

        });

        assertNotNull(dMap.getItems());
        assertEquals(2, dMap.getItems().size());
        final Set keys = dMap.getItems().keySet();
        DtoItemIterface dItem1 = null;
        DtoItemIterface dItem2 = null;
        for (DtoItemIterface key : keys) {
            if ("itm1".equals(key.getName())) {
                assertEquals("itm1", dMap.getItems().get(key));
                dItem1 = key;
            } else if ("itm2".equals(key.getName())) {
                assertEquals("itm2", dMap.getItems().get(key));
                dItem2 = key;
            } else {
                fail("Unknown key");
            }
        }

        final DtoItemClass dto3 = new DtoItemClass();
        dto3.setName("itm3");
        dMap.getItems().put(dto3, "itm3");

        dMap.getItems().put(dItem2, "itm no 2");

        dMap.getItems().remove(dItem1); // first

        assembler.assembleEntity(dMap, eMap, null, new BeanFactory() {

            public Class getClazz(final String entityBeanKey) {
                if ("entityItem".equals(entityBeanKey)) {
                    return EntityItemInterface.class;
                }
                return null;
            }

            public Object get(final String entityBeanKey) {
                if ("entityItem".equals(entityBeanKey)) {
                    return new EntityItemClass();
                }
                return null;
            }

        });

        assertNotNull(eMap.getItems());
        assertEquals(2, eMap.getItems().size());

        final Set ekeys = eMap.getItems().keySet();
        for (EntityItemInterface key : ekeys) {
            if ("itm2".equals(key.getName())) {
                assertEquals("itm no 2", eMap.getItems().get(key));
            } else if ("itm3".equals(key.getName())) {
                assertEquals("itm3", eMap.getItems().get(key));
            } else {
                fail("Unknown key");
            }
        }

    }


    public static void main(String[] args) {
        new RunMapToMapKey().mapToMapKeyMapping();
    }


}