org.unitils.dbunit.datasetfactory.impl.DbUnitTableMetaData Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of unitils-dbunit Show documentation
The newest version!
/*
 * Copyright 2013,  Unitils.org
 *
 * 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 org.unitils.dbunit.datasetfactory.impl;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.Predicate;
import org.dbunit.dataset.AbstractTableMetaData;
import org.dbunit.dataset.Column;
import org.dbunit.dataset.DataSetException;

import java.util.ArrayList;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

/**
 * @author Tim Ducheyne
 */
public class DbUnitTableMetaData extends AbstractTableMetaData {


    protected String tableName;
    protected Set columns = new LinkedHashSet(10);
    protected List columnNames = new ArrayList(10);


    public DbUnitTableMetaData(String tableName) {
        this.tableName = tableName;
    }


    public String getTableName() {
        return tableName;
    }

    public Column[] getColumns() throws DataSetException {
        return columns.toArray(new Column[columns.size()]);
    }

    public void addColumn(Column column) {
        if (!CollectionUtils.exists(columnNames, new FindColumnPredicate(column.getColumnName()))) {
            boolean added = columns.add(column);
            if (added) {
                columnNames.add(column.getColumnName());
            }
        }
       
    }
    
  
    
    private class FindColumnPredicate implements Predicate {
        
        private String columnName;
        
        
        
        /**
         * @param columnName
         */
        protected FindColumnPredicate(String columnName) {
            super();
            this.columnName = columnName;
        }



        @Override
        public boolean evaluate(Object column) {
            if (column instanceof String) {
                return ((String) column).equalsIgnoreCase(columnName);
            }
            return false;
        }
    }

    public Column[] getPrimaryKeys() throws DataSetException {
        return new Column[0];
    }

    public List getColumnNames() {
        return columnNames;
    }
}