com.mgmtp.perfload.loadprofiles.ui.component.StringCellEditor.java Source code

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/*
 * Copyright (c) 2014 mgm technology partners GmbH
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.mgmtp.perfload.loadprofiles.ui.component;

import static org.apache.commons.lang3.StringUtils.isBlank;

import java.awt.Color;
import java.awt.Component;
import java.util.List;

import javax.swing.DefaultCellEditor;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.border.LineBorder;

import com.mgmtp.perfload.loadprofiles.model.AbstractNamedObject;

/**
 * @author rnaegele
 */
public class StringCellEditor extends DefaultCellEditor {

    private final List<? extends AbstractNamedObject<?>> objects;
    private final JTable table;

    public StringCellEditor(final JTable table, final List<? extends AbstractNamedObject<?>> objects) {
        super(new JTextField());
        this.table = table;
        this.objects = objects;
    }

    @Override
    public boolean stopCellEditing() {
        String s = (String) super.getCellEditorValue();
        if (isBlank(s)) {
            editorComponent.setBorder(new LineBorder(Color.red));
            return false;
        }

        int row = table.getSelectedRow();

        for (int i = 0; i < objects.size(); ++i) {
            if (i != row && s.equals(objects.get(i).getName())) {
                editorComponent.setBorder(new LineBorder(Color.red));
                return false;
            }
        }

        return super.stopCellEditing();
    }

    @Override
    public Component getTableCellEditorComponent(final JTable tbl, final Object value, final boolean isSelected,
            final int row, final int column) {
        editorComponent.setBorder(new LineBorder(Color.black));
        return super.getTableCellEditorComponent(table, value, isSelected, row, column);
    }
}