/*
* Copyright 2004-2015 the Seasar Foundation and the Others.
*
* 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.seasar.extension.dataset.impl;
import org.seasar.extension.dataset.DataSet;
import org.seasar.extension.dataset.DataTable;
import org.seasar.extension.dataset.TableNotFoundRuntimeException;
import org.seasar.framework.util.ArrayMap;
import org.seasar.framework.util.CaseInsensitiveMap;
/**
* {@link DataSet}の実装です。
*
* @author higa
*
*/
public class DataSetImpl implements DataSet {
private ArrayMap tables = new CaseInsensitiveMap();
/**
* {@link DataSetImpl}を作成します。
*/
public DataSetImpl() {
}
/**
* @see org.seasar.extension.dataset.DataSet#getTableSize()
*/
public int getTableSize() {
return tables.size();
}
/**
* @see org.seasar.extension.dataset.DataSet#getTableName(int)
*/
public String getTableName(int index) {
return getTable(index).getTableName();
}
/**
* @see org.seasar.extension.dataset.DataSet#getTable(int)
*/
public DataTable getTable(int index) {
return (DataTable) tables.get(index);
}
/**
* @see org.seasar.extension.dataset.DataSet#hasTable(java.lang.String)
*/
public boolean hasTable(String tableName) {
return tables.containsKey(tableName);
}
/**
* @see org.seasar.extension.dataset.DataSet#getTable(java.lang.String)
*/
public DataTable getTable(String tableName)
throws TableNotFoundRuntimeException {
DataTable table = (DataTable) tables.get(tableName);
if (table == null) {
throw new TableNotFoundRuntimeException(tableName);
}
return table;
}
/**
* @see org.seasar.extension.dataset.DataSet#addTable(java.lang.String)
*/
public DataTable addTable(String tableName) {
return addTable(new DataTableImpl(tableName));
}
/**
* @see org.seasar.extension.dataset.DataSet#addTable(org.seasar.extension.dataset.DataTable)
*/
public DataTable addTable(DataTable table) {
tables.put(table.getTableName(), table);
return table;
}
/**
* @see org.seasar.extension.dataset.DataSet#removeTable(org.seasar.extension.dataset.DataTable)
*/
public DataTable removeTable(DataTable table) {
return removeTable(table.getTableName());
}
/**
* @see org.seasar.extension.dataset.DataSet#removeTable(int)
*/
public DataTable removeTable(int index) {
return (DataTable) tables.remove(index);
}
/**
* @see org.seasar.extension.dataset.DataSet#removeTable(java.lang.String)
*/
public DataTable removeTable(String tableName) {
DataTable table = (DataTable) tables.remove(tableName);
if (table == null) {
throw new TableNotFoundRuntimeException(tableName);
}
return table;
}
public String toString() {
StringBuffer buf = new StringBuffer(100);
for (int i = 0; i < getTableSize(); ++i) {
buf.append(getTable(i));
buf.append("\n");
}
return buf.toString();
}
public boolean equals(Object o) {
if (o == this) {
return true;
}
if (!(o instanceof DataSet)) {
return false;
}
DataSet other = (DataSet) o;
if (getTableSize() != other.getTableSize()) {
return false;
}
for (int i = 0; i < getTableSize(); ++i) {
if (!getTable(i).equals(other.getTable(i))) {
return false;
}
}
return true;
}
}