/*
* Copyright 2001-2004 The Apache Software Foundation.
*
* 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.juddi.datastore.jdbc;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.Vector;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.juddi.datatype.KeyedReference;
import org.apache.juddi.datatype.business.BusinessEntity;
import org.apache.juddi.util.Config;
import org.apache.juddi.util.jdbc.ConnectionManager;
import org.apache.juddi.util.jdbc.Transaction;
import org.apache.juddi.uuidgen.UUIDGen;
import org.apache.juddi.uuidgen.UUIDGenFactory;
/**
* @author Steve Viens (sviens@apache.org)
*/
class BusinessCategoryTable
{
// private reference to the jUDDI logger
private static Log log = LogFactory.getLog(BusinessCategoryTable.class);
static String insertSQL = null;
static String selectSQL = null;
static String deleteSQL = null;
static {
// buffer used to build SQL statements
StringBuffer sql = null;
// build insertSQL
sql = new StringBuffer(150);
sql.append("INSERT INTO BUSINESS_CATEGORY (");
sql.append("BUSINESS_KEY,");
sql.append("CATEGORY_ID,");
sql.append("TMODEL_KEY_REF,");
sql.append("KEY_NAME,");
sql.append("KEY_VALUE) ");
sql.append("VALUES (?,?,?,?,?)");
insertSQL = sql.toString();
// build selectSQL
sql = new StringBuffer(200);
sql.append("SELECT ");
sql.append("TMODEL_KEY_REF,");
sql.append("KEY_NAME,");
sql.append("KEY_VALUE, ");
sql.append("CATEGORY_ID ");
sql.append("FROM BUSINESS_CATEGORY ");
sql.append("WHERE BUSINESS_KEY=? ");
sql.append("ORDER BY CATEGORY_ID");
selectSQL = sql.toString();
// build deleteSQL
sql = new StringBuffer(100);
sql.append("DELETE FROM BUSINESS_CATEGORY ");
sql.append("WHERE BUSINESS_KEY=?");
deleteSQL = sql.toString();
}
/**
* Insert new row into the BUSINESS_CATEGORY table.
*
* @param businessKey BusinessKey to the parent BusinessEntity object.
* @param keyRefs A Vector of KeyedReference instances to insert.
* @param connection JDBC connection
* @throws java.sql.SQLException
*/
public static void insert(
String businessKey,
Vector keyRefs,
Connection connection)
throws java.sql.SQLException
{
PreparedStatement statement = null;
try
{
statement = connection.prepareStatement(insertSQL);
statement.setString(1, businessKey.toString());
int listSize = keyRefs.size();
for (int categoryID = 0; categoryID < listSize; categoryID++)
{
KeyedReference keyRef = (KeyedReference) keyRefs.elementAt(categoryID);
// extract values to insert
String tModelKeyValue = null;
if (keyRef.getTModelKey() != null)
tModelKeyValue = keyRef.getTModelKey().toString();
// set the values
statement.setInt(2, categoryID);
statement.setString(3, tModelKeyValue);
statement.setString(4, keyRef.getKeyName());
statement.setString(5, keyRef.getKeyValue());
log.debug(
"insert into BUSINESS_CATEGORY table:\n\n\t"
+ insertSQL
+ "\n\t BUSINESS_KEY="
+ businessKey.toString()
+ "\n\t CATEGORY_ID="
+ categoryID
+ "\n\t TMODEL_KEY_REF="
+ tModelKeyValue
+ "\n\t KEY_NAME="
+ keyRef.getKeyName()
+ "\n\t KEY_VALUE="
+ keyRef.getKeyValue()
+ "\n");
// execute
statement.executeUpdate();
}
}
finally
{
try
{
statement.close();
}
catch (Exception e)
{ /* ignored */
}
}
}
/**
* Select all rows from the BUSINESS_CATEGORY table for a given BusinessKey.
*
* @param businessKey BusinessKey
* @param connection JDBC connection
* @throws java.sql.SQLException
*/
public static Vector select(String businessKey, Connection connection)
throws java.sql.SQLException
{
Vector keyRefList = new Vector();
PreparedStatement statement = null;
ResultSet resultSet = null;
try
{
// create a statement to query with
statement = connection.prepareStatement(selectSQL);
statement.setString(1, businessKey.toString());
log.debug(
"select from BUSINESS_CATEGORY table:\n\n\t"
+ selectSQL
+ "\n\t BUSINESS_KEY="
+ businessKey.toString()
+ "\n");
// execute the statement
resultSet = statement.executeQuery();
KeyedReference keyRef = null;
while (resultSet.next())
{
keyRef = new KeyedReference();
keyRef.setTModelKey(resultSet.getString(1));//("TMODEL_KEY_REF"));
keyRef.setKeyName(resultSet.getString(2));//("KEY_NAME"));
keyRef.setKeyValue(resultSet.getString(3));//("KEY_VALUE"));
keyRefList.add(keyRef);
keyRef = null;
}
return keyRefList;
}
finally
{
try
{
resultSet.close();
statement.close();
}
catch (Exception e)
{ /* ignored */
}
}
}
/**
* Delete multiple rows from the BUSINESS_CATEGORY table that are assigned to the
* BusinessKey specified.
*
* @param businessKey BusinessKey
* @param connection JDBC connection
* @throws java.sql.SQLException
*/
public static void delete(String businessKey, Connection connection)
throws java.sql.SQLException
{
PreparedStatement statement = null;
try
{
// prepare the delete
statement = connection.prepareStatement(deleteSQL);
statement.setString(1, businessKey.toString());
log.debug(
"delete from BUSINESS_CATEGORY table:\n\n\t"
+ deleteSQL
+ "\n\t BUSINESS_KEY="
+ businessKey.toString()
+ "\n");
// execute
statement.executeUpdate();
}
finally
{
try
{
statement.close();
}
catch (Exception e)
{ /* ignored */
}
}
}
/***************************************************************************/
/***************************** TEST DRIVER *********************************/
/***************************************************************************/
public static void main(String[] args)
throws Exception
{
// make sure we're using a DBCP DataSource and
// not trying to use JNDI to aquire one.
Config.setStringProperty("juddi.useConnectionPool","true");
Connection conn = null;
try {
conn = ConnectionManager.aquireConnection();
test(conn);
}
finally {
if (conn != null)
conn.close();
}
}
public static void test(Connection connection) throws Exception
{
Transaction txn = new Transaction();
UUIDGen uuidgen = UUIDGenFactory.getUUIDGen();
if (connection != null)
{
try
{
String businessKey = uuidgen.uuidgen();
BusinessEntity business = new BusinessEntity();
business.setBusinessKey(businessKey);
business.setAuthorizedName("sviens");
business.setOperator("WebServiceRegistry.com");
Vector keyRefs = new Vector();
keyRefs.add(new KeyedReference(uuidgen.uuidgen(), "blah, blah, blah"));
keyRefs.add(
new KeyedReference(uuidgen.uuidgen(), "Yadda, Yadda, Yadda"));
keyRefs.add(
new KeyedReference(uuidgen.uuidgen(), "WhoobWhoobWhoobWhoob"));
keyRefs.add(new KeyedReference(uuidgen.uuidgen(), "Haachachachacha"));
String authorizedUserID = "sviens";
// begin a new transaction
txn.begin(connection);
// insert a new BusinessEntity
BusinessEntityTable.insert(business, authorizedUserID, connection);
// insert a Collection of new Category KeyedReference objects
BusinessCategoryTable.insert(businessKey, keyRefs, connection);
// insert another new BusinessEntity
business.setBusinessKey(uuidgen.uuidgen());
BusinessEntityTable.insert(business, authorizedUserID, connection);
// insert another Collection of new Category KeyedReference objects
BusinessCategoryTable.insert(
business.getBusinessKey(),
keyRefs,
connection);
// select a Collection of Category KeyedReference objects
keyRefs = BusinessCategoryTable.select(businessKey, connection);
// delete a Collection of Category KeyedReference objects
BusinessCategoryTable.delete(businessKey, connection);
// re-select a Collection of Category KeyedReference objects
keyRefs = BusinessCategoryTable.select(businessKey, connection);
// commit the transaction
txn.commit();
}
catch (Exception ex)
{
try
{
txn.rollback();
}
catch (java.sql.SQLException sqlex)
{
sqlex.printStackTrace();
}
throw ex;
}
}
}
}