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BAEL-1341 JDBC RowSet Interface (#3175)

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* michael.good703@gmail.com

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* michael.good703@gmail.com

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* michael.good703@gmail.com

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* update

* michael.good703@gmail.com

Had to add @SpringBootApplication(exclude = MySQLAutoconfiguration.class)

* Updated for 3.3.0.Final

BAEL-1238

* Update pom.xml

* BAEL-1238

Added new module spring-boot-keycloak and removed Keycloak code from spring-boot module

* Minor changes to pom.xml

* Update CustomConverterTest.java

* Update StringToEmployeeConverter.java

* Update GenericBigDecimalConverter.java

* Update MyFeatures.java

* Update .gitignore

* Formatting changes

* "Resolving conflicts"

* Updated spring-boot to remove keycloak

* Updated to see

* Update

* Updated

* Found remnant file and deleted it

* Update pom.xml

Added spring-boot-keycloak module

* Added reference to parent-boot-5

I changed the parent from org.springframework.boot to parent-boot-5.

* Update GenericBigDecimalConverter.java

Copy current GenericBigDecimalConverter to resolve any conflicts

* Update StringToEmployeeConverter.java

Copy current version to resolve any conflicts

* Update pom.xml

* Update pom.xml

* Delete remnant files

* Updated pom.xml

* Update pom.xml

* BAEL-1341 JDBC RowSet Interface

This commit includes the main package and test package to accompany the tutorial JDBC RowSet Interface.

* Update pom.xml

* Changed from MySQL to h2

Changed MySQL to embedded database for ease of use.
This commit is contained in:
Michael C Good
2017-12-01 13:28:09 -05:00
committed by Grzegorz Piwowarek
parent e9a56b20a4
commit b7a86b1b56
7 changed files with 981 additions and 452 deletions
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core-java/src/test/java/com/baeldung/jdbcrowset/JdbcRowSetTest.java Normal file
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package com.baeldung.jdbcrowset;
import java.io.FileOutputStream;
import java.io.IOException;
import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import javax.sql.rowset.CachedRowSet;
import javax.sql.rowset.FilteredRowSet;
import javax.sql.rowset.JdbcRowSet;
import javax.sql.rowset.JoinRowSet;
import javax.sql.rowset.RowSetFactory;
import javax.sql.rowset.RowSetProvider;
import javax.sql.rowset.WebRowSet;
import org.junit.Before;
import org.junit.Test;
import com.sun.rowset.CachedRowSetImpl;
import com.sun.rowset.JdbcRowSetImpl;
import com.sun.rowset.JoinRowSetImpl;
import com.sun.rowset.WebRowSetImpl;
public class JdbcRowSetTest {
Statement stmt = null;
String username = "sa";
String password = "";
String url = "jdbc:h2:mem:testdb";
String sql = "SELECT * FROM customers";
@Before
public void setup() throws Exception {
Connection conn = DatabaseConfiguration.geth2Connection();
String drop = "DROP TABLE IF EXISTS customers, associates;";
String schema = "CREATE TABLE customers (id INT NOT NULL, name VARCHAR(50) NOT NULL, PRIMARY KEY (id)); ";
String schemapartb = "CREATE TABLE associates (id INT NOT NULL, name VARCHAR(50) NOT NULL, PRIMARY KEY (id));";
stmt = conn.createStatement();
stmt.executeUpdate(drop);
stmt.executeUpdate(schema);
stmt.executeUpdate(schemapartb);
DatabaseConfiguration.initDatabase(stmt);
}
// JdbcRowSet Example
@Test
public void createJdbcRowSet_SelectCustomers_ThenCorrect() throws Exception {
String sql = "SELECT * FROM customers";
JdbcRowSet jdbcRS;
Connection conn = DatabaseConfiguration.geth2Connection();
jdbcRS = new JdbcRowSetImpl(conn);
jdbcRS.setType(ResultSet.TYPE_SCROLL_INSENSITIVE);
jdbcRS.setCommand(sql);
jdbcRS.execute();
jdbcRS.addRowSetListener(new ExampleListener());
while (jdbcRS.next()) {
// each call to next, generates a cursorMoved event
System.out.println("id=" + jdbcRS.getString(1));
System.out.println("name=" + jdbcRS.getString(2));
}
}
// CachedRowSet Example
@Test
public void createCachedRowSet_DeleteRecord_ThenCorrect() throws Exception {
CachedRowSet crs = new CachedRowSetImpl();
crs.setUsername(username);
crs.setPassword(password);
crs.setUrl(url);
crs.setCommand(sql);
crs.execute();
crs.addRowSetListener(new ExampleListener());
while (crs.next()) {
if (crs.getInt("id") == 1) {
System.out.println("CRS found customer1 and will remove the record.");
crs.deleteRow();
break;
}
}
}
// WebRowSet example
@Test
public void createWebRowSet_SelectCustomers_WritetoXML_ThenCorrect() throws SQLException, IOException {
WebRowSet wrs = new WebRowSetImpl();
wrs.setUsername(username);
wrs.setPassword(password);
wrs.setUrl(url);
wrs.setCommand(sql);
wrs.execute();
FileOutputStream ostream = new FileOutputStream("customers.xml");
wrs.writeXml(ostream);
}
// JoinRowSet example
@Test
public void createCachedRowSets_DoJoinRowSet_ThenCorrect() throws Exception {
CachedRowSetImpl customers = new CachedRowSetImpl();
customers.setUsername(username);
customers.setPassword(password);
customers.setUrl(url);
customers.setCommand(sql);
customers.execute();
CachedRowSetImpl associates = new CachedRowSetImpl();
associates.setUsername(username);
associates.setPassword(password);
associates.setUrl(url);
String associatesSQL = "SELECT * FROM associates";
associates.setCommand(associatesSQL);
associates.execute();
JoinRowSet jrs = new JoinRowSetImpl();
final String ID = "id";
final String NAME = "name";
jrs.addRowSet(customers, ID);
jrs.addRowSet(associates, ID);
jrs.last();
System.out.println("Total rows: " + jrs.getRow());
jrs.beforeFirst();
while (jrs.next()) {
String string1 = jrs.getString(ID);
String string2 = jrs.getString(NAME);
System.out.println("ID: " + string1 + ", NAME: " + string2);
}
}
// FilteredRowSet example
@Test
public void createFilteredRowSet_filterByRegexExpression_thenCorrect() throws Exception {
RowSetFactory rsf = RowSetProvider.newFactory();
FilteredRowSet frs = rsf.createFilteredRowSet();
frs.setCommand("select * from customers");
Connection conn = DatabaseConfiguration.geth2Connection();
frs.execute(conn);
frs.setFilter(new FilterExample("^[A-C].*"));
ResultSetMetaData rsmd = frs.getMetaData();
int columncount = rsmd.getColumnCount();
while (frs.next()) {
for (int i = 1; i <= columncount; i++) {
System.out.println(rsmd.getColumnLabel(i) + " = " + frs.getObject(i) + " ");
}
}
}
}