/*
 *    Copyright 2009-2011 The MyBatis Team
 *
 *    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.apache.ibatis.metadata;

import java.util.HashMap;
import java.util.Locale;
import java.util.Map;

public class Table {
  private final String name;
  private String catalog;
  private String schema;
  private final Map<String, Column> columns = new HashMap<String, Column>();
  private Column primaryKey;

  public Table(String name) {
    this.name = name;
  }

  public String getName() {
    return name;
  }

  public String getCatalog() {
    return catalog;
  }

  public void setCatalog(String catalog) {
    this.catalog = catalog;
  }

  public String getSchema() {
    return schema;
  }

  public void setSchema(String schema) {
    this.schema = schema;
  }

  public void addColumn(Column col) {
    columns.put(col.getName().toUpperCase(Locale.ENGLISH), col);
  }

  public Column getColumn(String name) {
    return columns.get(name.toUpperCase(Locale.ENGLISH));
  }

  public String[] getColumnNames() {
    return columns.keySet().toArray(new String[columns.size()]);
  }

  public void setPrimaryKey(Column column) {
    primaryKey = column;
  }

  public Column getPrimaryKey() {
    return primaryKey;
  }

  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    final Table table = (Table) o;
    if (name != null ? !name.equals(table.name) : table.name != null) return false;
    return true;
  }

  public int hashCode() {
    return (name != null ? name.hashCode() : 0);
  }

}
