Row

package test;

import java.util.*;

public class Row {
    private String styleName = "editable-grid-row";
    private Map<String,String> rowData;
    private int index;

    public interface RowSelectChangeListener{
        void onSelectChange(Row row);
    }

    public Map<String, String> getRowData() {
        return rowData;
    }

    public void setStyleName(String styleName) {
        this.styleName = styleName;
    }

    RowSelectChangeListener selectListener;

    public void setSelectListener(RowSelectChangeListener selectListener) {
        this.selectListener = selectListener;
    }

    public int getIndex() {
        return index;
    }

    public void setIndex(int index) {
        this.index = index;
    }


    @Override
    public String toString() {
        return "Row [" + (rowData != null ? "rowData=" + rowData : "") + "]";
    }

    private static String SELECTED = "eg-selected-row";


    public String getValue(String key){
        return rowData.get(key);
    }

    public String getId(){
        return rowData.get("DFOBJ");
    }

    public void putValue(String k , String v){
        rowData.put(k , v);
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        Row row = (Row) o;


        Map<String, String> OrowData = row.rowData;

        //проверим списки ключей
        Set<String> copy = new HashSet<>(OrowData.keySet());
        Set<String> original = new HashSet<>(rowData.keySet());
        copy.remove(null);
        original.remove(null);

        if (!copy.equals(original))
            return false;

        //если все ключи совпадают проверим каждое занчение по ключу

        for (String key : original) {
            if (!rowData.get(key).equals(OrowData.get(key)))
                return false;
        }

        return true;
    }

    @Override
    public int hashCode() {
        int h = 0;
        Iterator<Map.Entry<String, String>> i = rowData.entrySet().iterator();
        while (i.hasNext()) {
            Map.Entry<String, String> next = i.next();
            if(next.getKey() != null) {
                h += next.hashCode();
            }
        }
        return h;
    }

    public static void main(String[] args) {

        Row originRow = new Row();
        originRow.rowData = originMap();
        Row copyRow = new Row();
        copyRow.rowData = copyMap();

        System.out.println("origin hashCode = " + originRow.hashCode());
        System.out.println("copy hashCode = " + copyRow.hashCode());
        System.out.println(originRow.equals(copyRow));

    }

    private static Map<String, String> originMap(){
        HashMap<String, String> map = new HashMap<>();
        map.put("DFOBJ_ACC","105708976");
        map.put("DFNUMBER_ACC","229000032841");
        map.put("DFALIAS","Северо-Запад");
        map.put("FIRST_GROUP_DFOBJ","3180360969");
        map.put("FIRST_GROUP_NAME","Test 2 lines");
        map.put("SECOND_GROUP_DFOBJ","3180360970");
        map.put("SECOND_GROUP_NAME","Алиас");
        map.put("DFGROUP_NAME","");
        map.put("DFOBJ_CONTR","105708991");
        map.put("DFNUMBER_CONTR","№, от 09.07.2013");
        map.put("DFDATE_BEGIN","09.07.13");
        map.put("DFSUB_NUM","503");
        map.put("DFINVOICE","");
        map.put("DFBALANCE_OUT","0");
        map.put(null,"T");

        return map;
    }

    private static Map<String, String> copyMap(){
        HashMap<String, String> map = new HashMap<>();
        map.put("DFOBJ_ACC","105708976");
        map.put("DFNUMBER_ACC","229000032841");
        map.put("DFALIAS","Северо-Запад");
        map.put("FIRST_GROUP_DFOBJ","3180360969");
        map.put("FIRST_GROUP_NAME","Test 2 lines");
        map.put("SECOND_GROUP_DFOBJ","3180360970");
        map.put("SECOND_GROUP_NAME","Алиас");
        map.put("DFGROUP_NAME","");
        map.put("DFOBJ_CONTR","105708991");
        map.put("DFNUMBER_CONTR","№, от 09.07.2013");
        map.put("DFDATE_BEGIN","09.07.13");
        map.put("DFSUB_NUM","503");
        map.put("DFINVOICE","");
        map.put("DFBALANCE_OUT","0");

        return map;
    }
}