SimpleMetadataTableModel.java

package comeon.ui.media.metadata;

import java.text.CollationKey;
import java.text.Collator;
import java.util.Collections;
import java.util.List;

abstract class SimpleMetadataTableModel<T> extends AbstractMetadataTableModel {

    private static final long serialVersionUID = 1L;

    private final List<Entry> values;

    public SimpleMetadataTableModel(final T content) {
        List<Entry> values = this.getValues(content);
        Collections.sort(values);
        this.values = values;
    }

    protected abstract List<Entry> getValues(final T content);

    @Override
    public int getRowCount() {
        return values.size();
    }

    @Override
    public Object getValueAt(final int rowIndex, final int columnIndex) {
        final Entry entry = values.get(rowIndex);
        final String value;
        switch (columnIndex) {
            case 0:
                value = entry.getKey();
                break;
            case 1:
                value = entry.getValue();
                break;
            default:
                throw new IllegalArgumentException();
        }
        return value;
    }

    static final class Entry implements Comparable<Entry> {
        private static final Collator collator = Collator.getInstance();

        private final String key;

        private final String value;

        private final CollationKey collationKey;

        public Entry(final String key, final String value) {
            this.key = key;
            this.value = value;
            this.collationKey = collator.getCollationKey(key);
        }

        public String getKey() {
            return key;
        }

        public String getValue() {
            return value;
        }

        @Override
        public int compareTo(final Entry o) {
            return collationKey.compareTo(o.collationKey);
        }
    }

}