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BAEL-7259

This commit is contained in:
parthiv39731 2023-11-27 10:19:12 +05:30
parent a7ab16d81e
commit 7284c7462c
6 changed files with 910 additions and 0 deletions
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61
persistence-modules/java-harperdb/pom.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>java-harperdb</artifactId>
<version>1.0-SNAPSHOT</version>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>9</source>
<target>9</target>
</configuration>
</plugin>
</plugins>
</build>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>persistence-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>com.baeldung</groupId>
<artifactId>java-harperdb</artifactId>
<version>4.2</version>
<scope>system</scope>
<systemPath>${project.basedir}/lib/cdata.jdbc.harperdb.jar</systemPath>
</dependency>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>testcontainers</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.testcontainers</groupId>
<artifactId>testcontainers-bom</artifactId>
<version>1.19.3</version>
<type>pom</type>
<scope>import</scope>
</dependency>
</dependencies>
</dependencyManagement>
<properties>
<maven.compiler.source>19</maven.compiler.source>
<maven.compiler.target>19</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
</project>

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persistence-modules/java-harperdb/src/main/resources/data-model.puml Normal file
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@startuml
'https://gist.github.com/QuantumGhost/0955a45383a0b6c0bc24f9654b3cb561
' uncomment the line below if you're using computer with a retina display
' skinparam dpi 300
!theme sketchy-outline
!define Table(name,desc) class name as "desc" << (T, #63b175) >>
' we use bold for primary key
' green color for unique
' and underscore for not_null
!define primary_key(x) <b>x</b>
!define unique(x) <color:green>x</color>
!define not_null(x) <u>x</u>
' other tags available:
' <i></i>
' <back:COLOR></color>, where color is a color name or html color code
' (#FFAACC)
' see: http://plantuml.com/classes.html#More
hide methods
hide stereotypes
' entities
Table(Teacher, "Teacher") {
primary_key(Id) Number
Name Varchar
joining_date Date
}
Table(Subject, "Subject") {
primary_key(Id) Number
Name Varchar
}
Table(Teacher_Details, "Teacher_Details") {
primary_key(Id) Number
teacher_id Number
subject_id Number
}
Teacher_Details "*" -left-> "1" Subject: " "
Teacher "1" -left-> "*" Teacher_Details: " "
@enduml

74
persistence-modules/java-harperdb/src/test/java/com/baledung/harperdb/HarperDBApiService.java Normal file
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package com.baledung.harperdb;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.classic.methods.HttpPost;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.impl.classic.CloseableHttpResponse;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.impl.classic.HttpClientBuilder;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.core5.http.ClassicHttpRequest;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.core5.http.HttpEntity;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.core5.http.io.entity.StringEntity;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.util.Base64;
public class HarperDBApiService {
private String url;
private String base64auth;
public HarperDBApiService(String url, String user, String password) {
this.url = url;
this.base64auth = Base64.getEncoder()
.encodeToString(new StringBuilder().append(user).append(":").append(password).toString().getBytes());
}
private static final Logger LOGGER = LoggerFactory.getLogger(HarperDBApiService.class);
public void createSchema(String schema) throws IOException {
String requestBody = "{\"operation\":\"create_schema\", \"" + "schema\":\"" + schema + "\"" + "}";
executeHttpPostRequest(requestBody);
}
public void createTable(String schema, String table, String ... attributes) throws IOException {
String createTableReq = "{\"operation\":\"create_table\","
+ "\"schema\":\"" + schema
+ "\",\"table\":\"" + table
+ "\",\"hash_attribute\":\"id\""
+ "}";
executeHttpPostRequest(createTableReq);
LOGGER.info("created table:" + table);
for (String attribute : attributes) {
String createAttrReq = "{\"operation\":\"create_attribute\",\"schema\":\""
+ schema + "\",\"table\":\""
+ table + "\",\"attribute\":\""
+ attribute + "\""
+ "}";
executeHttpPostRequest(createAttrReq);
LOGGER.info("created attribute:" + attribute + " in table:" + table);
}
}
public void insertRecords(String schema, String table, String records) throws IOException {
String requestBody = "{\"table\":" + "\"" + table + "\","
+ "\"schema\":" + "\"" + schema + "\"" + ","
+ "\"operation\":" + "\"" + "insert" + "\"" + ","
+ "\"records\":" + records
+ "}";
executeHttpPostRequest(requestBody);
}
private void executeHttpPostRequest(String httpRequest) throws IOException {
LOGGER.info("Post request body:" + httpRequest);
try (CloseableHttpClient closeableHttpClient = HttpClientBuilder.create().build()) {
HttpPost request = new HttpPost(this.url);
request.addHeader("Authorization", "Basic " + this.base64auth);
request.addHeader("Content-Type", "application/json");
request.setEntity((HttpEntity) new StringEntity(httpRequest));
CloseableHttpResponse response = closeableHttpClient.execute((ClassicHttpRequest) request);
LOGGER.info("REST API response:" + response.toString());
assert(200 == response.getCode());
}
}
}

42
persistence-modules/java-harperdb/src/test/java/com/baledung/harperdb/HarperDBContainer.java Normal file
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package com.baledung.harperdb;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testcontainers.containers.GenericContainer;
import java.util.Map;
public class HarperDBContainer {
private final static Logger LOGGER = LoggerFactory.getLogger(HarperDBContainer.class);
private static final Map<String, String> DEFAULT_ENV_MAP = Map.of(
"HDB_ADMIN_USERNAME", "admin",
"HDB_ADMIN_PASSWORD", "password",
"OPERATIONSAPI_NETWORK_PORT", "9925",
"ROOTPATH", "/home/harperdb/hdb",
"LOGGING_STDSTREAMS", "true"
);
private static final Integer[] DEFAULT_EXPOSED_PORTS = {9925, 9926};
private static final String HARPER_DOCKER_IMAGE = "harperdb/harperdb:latest";
public void stop() {
harperDBContainer.stop();
}
GenericContainer harperDBContainer;
public GenericContainer installHarperDB() {
harperDBContainer = new GenericContainer(HARPER_DOCKER_IMAGE)
.withEnv(DEFAULT_ENV_MAP)
.withExposedPorts(DEFAULT_EXPOSED_PORTS);
return harperDBContainer;
}
public GenericContainer installHarperDB(String dockerImgage, final Map<String, String> envMap, final Integer ... exposedPorts) {
return new GenericContainer(dockerImgage)
.withEnv(envMap)
.withExposedPorts(exposedPorts);
}
}

336
persistence-modules/java-harperdb/src/test/java/com/baledung/harperdb/HarperDBLiveTest.java Normal file
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package com.baledung.harperdb;
import cdata.jdbc.harperdb.HarperDBConnectionPoolDataSource;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testcontainers.containers.GenericContainer;
import java.io.IOException;
import java.net.URISyntaxException;
import java.sql.*;
import java.util.Properties;
import static org.junit.jupiter.api.Assertions.*;
public class HarperDBLiveTest {
private static final Logger logger = LoggerFactory.getLogger(HarperDBLiveTest.class);
private static String host;
private static Integer port;
private static HarperDBContainer harperDBContainer;
private static HarperDBApiService harperDbApiService;
@BeforeAll
static void setupHarperDB() throws IOException, InterruptedException, URISyntaxException {
installHarperDB();
initHarperDBApiService();
setupDB();
}
private static void installHarperDB() {
harperDBContainer = new HarperDBContainer();
GenericContainer genericContainer = harperDBContainer.installHarperDB();
host = genericContainer.getHost();
genericContainer.start();
port = genericContainer.getFirstMappedPort();
}
private static void initHarperDBApiService() {
String url = "http://localhost:" + port + "/";
harperDbApiService = new HarperDBApiService(url, "admin", "password");
}
private static void setupDB() throws URISyntaxException, IOException {
harperDbApiService.createSchema("Demo");
harperDbApiService.createTable("Demo", "Subject", "name");
harperDbApiService.createTable("Demo", "Teacher", "name", "joining_date", "subject_id");
harperDbApiService.createTable("Demo", "Teacher_Details", "teacher_id", "subject_id");
insertSubjectRecords();
insertTeacherRecords();
insertTeacherDetailsRecords();
}
private static void insertSubjectRecords() throws IOException {
String records = "["
+ "{\"id\":1, \"name\":\"English\"},"
+ "{\"id\":2, \"name\":\"Maths\"},"
+ "{\"id\":3, \"name\":\"Science\"}"
+ "]";
harperDbApiService.insertRecords("Demo", "Subject", records);
}
private static void insertTeacherRecords() throws IOException {
String records = "[" +
"{\"id\":1, \"name\":\"Parthiv Pradhan\", \"joining_date\":\"04-05-2000\"},"
+ "{\"id\":2, \"name\":\"David Martinez\", \"joining_date\":\"20-10-2005\"},"
+ "{\"id\":3, \"name\":\"Liam Williams\", \"joining_date\":\"04-06-1997\"},"
+ "{\"id\":4, \"name\":\"Robin Williams\", \"joining_date\":\"01-01-2020\"},"
+ "{\"id\":5, \"name\":\"Eric Martin\", \"joining_date\":\"04-05-2022\"},"
+ "{\"id\":6, \"name\":\"Sajjan Nagendra\", \"joining_date\":\"02-02-1999\"}"
+ "]";
harperDbApiService.insertRecords("Demo", "Teacher", records);
}
private static void insertTeacherDetailsRecords() throws IOException {
String records = "["
+ "{\"id\":1, \"teacher_id\":1, \"subject_id\":1},"
+ "{\"id\":2, \"teacher_id\":1, \"subject_id\":2},"
+ "{\"id\":3, \"teacher_id\":2, \"subject_id\":3 },"
+ "{\"id\":4, \"teacher_id\":3, \"subject_id\":1},"
+ "{\"id\":5, \"teacher_id\":3, \"subject_id\":3},"
+ "{\"id\":6, \"teacher_id\":4, \"subject_id\":2},"
+ "{\"id\":7, \"teacher_id\":5, \"subject_id\":3},"
+ "{\"id\":8, \"teacher_id\":6, \"subject_id\":1},"
+ "{\"id\":9, \"teacher_id\":6, \"subject_id\":2},"
+ "{\"id\":15, \"teacher_id\":6, \"subject_id\":3}"
+ "]";
harperDbApiService.insertRecords("Demo", "Teacher_Details", records);
}
@AfterAll
static void stopHarperDB() {
harperDBContainer.stop();
}
@Test
void whenConnectionInfoInURL_thenConnectSuccess() throws SQLException {
assertDoesNotThrow(() -> {
final String JDBC_URL = "jdbc:harperdb:Server=127.0.0.1:" + port + ";User=admin;Password=password;";
try (Connection connection = DriverManager.getConnection(JDBC_URL)) {
connection.createStatement().executeQuery("select 1");
logger.info("Connection Successful");
}
});
}
@Test
void whenConnectionInfoInProperties_thenConnectSuccess() throws SQLException {
assertDoesNotThrow(() -> {
Properties prop = new Properties();
prop.setProperty("Server", "127.0.0.1:" + port);
prop.setProperty("User", "admin");
prop.setProperty("Password", "password");
try (Connection connection = DriverManager.getConnection("jdbc:harperdb:", prop)) {
connection.createStatement().executeQuery("select 1");
logger.info("Connection Successful");
}
});
}
@Test
void whenConnectionPooling_thenConnectSuccess() throws SQLException {
assertDoesNotThrow(() -> {
HarperDBConnectionPoolDataSource harperdbPoolDataSource = new HarperDBConnectionPoolDataSource();
final String JDBC_URL = "jdbc:harperdb:UseConnectionPooling=true;PoolMaxSize=2;Server=127.0.0.1:" + port
+ ";User=admin;Password=password;";
harperdbPoolDataSource.setURL(JDBC_URL);
try(Connection connection = harperdbPoolDataSource.getPooledConnection().getConnection()) {
connection.createStatement().executeQuery("select 1");
logger.info("Connection Pool Successful");
}
});
}
private static Connection getConnection() throws SQLException {
String URL = "jdbc:harperdb:Server=127.0.0.1:" + port + ";User=admin;Password=password;";
return DriverManager.getConnection(URL);
}
@Test
void givenStatement_whenFetchRecord_thenSuccess() throws SQLException {
final String SQL_QUERY = "select id, name, grade from Demo.student";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
ResultSet resultSet = statement.executeQuery(SQL_QUERY);
while (resultSet.next()) {
int id = resultSet.getInt("id");
String name = resultSet.getString("name");
int grade = resultSet.getInt("grade");
assertNotNull(Integer.valueOf(id));
logger.info("Student id:" + id + " Student Name:" + name + " grade:" + grade);
}
}
}
@Test
void givenStatement_whenInsertRecord_thenSuccess() throws SQLException {
final String INSERT_SQL = "insert into Demo.student(id, name, grade) values (10, 'Barak', 3)";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(INSERT_SQL));
}
}
@Test
void givenStatement_whenInsertRecordInTableWithoutAttributes_thenSuccess() throws SQLException {
final String INSERT_SQL = "insert into Demo.teacher(id, name, joining_date) "
+ "values (7, 'David Sirocco', '04-05-2004'), (8, 'Ali Azmat', '04-10-2000')";
final String QUERY_SQL = "select name, joining_date from Demo.teacher where name = ?";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(INSERT_SQL));
PreparedStatement preparedStatement = connection.prepareStatement(QUERY_SQL);
preparedStatement.setString(1, "David Sirocco");
ResultSet resultSet = preparedStatement.executeQuery();
while (resultSet.next()) {
String teacherName = resultSet.getString("name");
String joinDate = resultSet.getString("joining_date");
assertEquals("David Sirocco", teacherName);
assertEquals("04-05-2004", joinDate);
logger.info("name:" + teacherName + " joining date:" + joinDate);
}
}
}
@Test
void givenStatement_whenUpdateRecord_thenSuccess() throws SQLException {
final String UPDATE_SQL = "update Demo.student set grade = 4 where id = 5";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(UPDATE_SQL));
assertEquals(1, statement.getUpdateCount());
}
}
@Test
void givenStatement_whenDeleteRecord_thenSuccess() throws SQLException {
final String DELETE_SQL = "delete from Demo.student where id = 3";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(DELETE_SQL));
assertEquals(1, statement.getUpdateCount());
}
}
@Test
void givenPreparedStatement_whenFetchRecord_thenSuccess() throws SQLException {
final String SQL_QUERY = "select id, name, grade from Demo.student where name = ? and grade = ?";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(SQL_QUERY);
preparedStatement.setString(1, "Robin");
preparedStatement.setInt(2, 4);
ResultSet resultSet = preparedStatement.executeQuery();
while (resultSet.next()) {
int id = resultSet.getInt("id");
String name = resultSet.getString("name");
int grade = resultSet.getInt("grade");
assertNotNull(Integer.valueOf(id));
assertEquals("Robin", name);
logger.info("Student id:" + id + " Student Name:" + name + " grade:" + grade);
}
}
}
@Test
void givenPreparedStatement_whenDeleteRecord_thenSuccess() throws SQLException {
final String DELETE_SQL = "delete from Demo.student where name = ?";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(DELETE_SQL);
preparedStatement.setString(1, "James");
assertDoesNotThrow(() -> preparedStatement.execute());
assertEquals(1, preparedStatement.getUpdateCount());
}
}
@Test
void givenPreparedStatement_whenUpdateRecord_thenSuccess() throws SQLException {
final String UPDATE_SQL = "update Demo.student set grade = ? where id = ? and name = ?";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(UPDATE_SQL);
preparedStatement.setInt(1, 5);
preparedStatement.setInt(2, 1);
preparedStatement.setString(3, "John");
assertDoesNotThrow(() -> preparedStatement.execute());
assertEquals(1, preparedStatement.getUpdateCount());
}
}
//@Test
void whenAddtoBatch_thenExecuteBatchIsSuccess() throws SQLException {
final String INSERT_SQL = "insert into Demo.teacher(id, name, joining_date, subject_id)"
+ "values(?, ?, ?, ?)";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(INSERT_SQL);
preparedStatement.setInt(1, 9);
preparedStatement.setString(2, "Bret Lee");
preparedStatement.setString(3, "07-08-2002");
preparedStatement.setString(4, "[1, 3]");
preparedStatement.addBatch();
preparedStatement.setInt(1, 10);
preparedStatement.setString(2, "Sarah Glimmer");
preparedStatement.setString(3, "07-08-1997");
preparedStatement.setString(4, "[1, 2]");
preparedStatement.addBatch();
assertDoesNotThrow(() -> preparedStatement.executeBatch());
}
}
@Test
void whenExecuteJoinQuery_thenResultSuccess() throws SQLException {
final String JOIN_QUERY = "SELECT t.name as teacher_name, s.name as subject_name " +
"from Demo.teacher AS t INNER JOIN Demo.subject AS s ON t.subject_id = s.id";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
ResultSet resultSet = statement.executeQuery(JOIN_QUERY);
while (resultSet.next()) {
logger.info("Teacher Name:" + resultSet.getString("teacher_name") + " Subject Name:"
+ resultSet.getString("subject_name"));
}
}
}
@Test
void whenExecuteStoredToCreateTable_thenSuccess() throws SQLException {
final String CREATE_TABLE_SQL = "CreateTable";
try(Connection connection = getConnection()) {
CallableStatement callableStatement = connection.prepareCall(CREATE_TABLE_SQL);
callableStatement.setString("SchemaName", "prod"); //schema gets created too
callableStatement.setString("TableName", "subject");
callableStatement.setString("PrimaryKey", "id");
Boolean result = callableStatement.execute();
ResultSet resultSet = callableStatement.getResultSet();
while(resultSet.next()) {
String tableCreated = resultSet.getString("Success");
assertEquals("true", tableCreated);
logger.info("result of the callable execute:" + tableCreated);
}
}
}
}

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persistence-modules/java-harperdb/src/test/java/com/baledung/harperdb/HarperDBLiveTestOld.java Normal file
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package com.baledung.harperdb;
import cdata.jdbc.harperdb.HarperDBConnectionPoolDataSource;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.classic.methods.HttpPost;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.impl.classic.CloseableHttpResponse;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.client5.http.impl.classic.HttpClientBuilder;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.core5.http.ClassicHttpRequest;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.core5.http.HttpEntity;
import com.github.dockerjava.zerodep.shaded.org.apache.hc.core5.http.io.entity.StringEntity;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.testcontainers.containers.GenericContainer;
import java.io.IOException;
import java.net.URISyntaxException;
import java.sql.*;
import java.util.Map;
import java.util.Properties;
import static org.junit.jupiter.api.Assertions.*;
public class HarperDBLiveTestOld {
private static final Logger logger = LoggerFactory.getLogger(HarperDBLiveTestOld.class);
private static String host;
private static Integer port;
private static GenericContainer harperDBContainer;
@BeforeAll
static void setupHarperDB() throws IOException, InterruptedException, URISyntaxException {
installHarperDB();
setupDB();
}
private static void installHarperDB() {
Map<String, String> envMap = Map.of(
"HDB_ADMIN_USERNAME", "admin",
"HDB_ADMIN_PASSWORD", "password",
"OPERATIONSAPI_NETWORK_PORT", "9925",
"ROOTPATH", "/home/harperdb/hdb",
"LOGGING_STDSTREAMS", "true"
);
harperDBContainer = new GenericContainer("harperdb/harperdb:latest")
.withEnv(envMap)
.withExposedPorts(9925, 9926);
host = harperDBContainer.getHost();
harperDBContainer.start();
port = harperDBContainer.getFirstMappedPort();
logger.info("DB Host:" + host + "\n DB Port:" + port);
}
private static void setupDB() throws URISyntaxException, IOException {
setupSchema("demo");
createTable("demo", "student", "name", "grade", "subject_id");
createTable("demo", "teacher", "name", "joining_date", "subject_id");
insertRecords();
}
private static void setupSchema(String schema) throws URISyntaxException, IOException {
String requestBody = "{\"operation\":\"create_schema\", \"" + "schema\":\"" + schema + "\"" + "}";
executeHttpPostRequest(requestBody);
}
private static void executeHttpPostRequest(String httpRequest) throws IOException {
logger.info("Post request body:" + httpRequest);
try (CloseableHttpClient closeableHttpClient = HttpClientBuilder.create().build()) {
HttpPost request = new HttpPost("http://localhost:" + port + "/");
request.addHeader("Authorization", "Basic YWRtaW46cGFzc3dvcmQ=");
request.addHeader("Content-Type", "application/json");
request.setEntity((HttpEntity) new StringEntity(httpRequest));
CloseableHttpResponse response = closeableHttpClient.execute((ClassicHttpRequest) request);
logger.info("REST API response:" + response.toString());
assertEquals(200, response.getCode());
}
}
private void insertStudentRecords() {
}
private void insertSubjectRecords() {
}
private void insertTeacherRecords() {
}
private static void createTable(String schemaName, String tableName, String... attributes) throws IOException {
String createTableReq = "{\"operation\":\"create_table\",\"schema\":\""
+ schemaName + "\",\"table\":\""
+ tableName + "\",\"hash_attribute\":\"id\""
+ "}";
executeHttpPostRequest(createTableReq);
logger.info("created table:" + tableName);
for (String attribute : attributes) {
String createAttrReq = "{\"operation\":\"create_attribute\",\"schema\":\""
+ schemaName + "\",\"table\":\""
+ tableName + "\",\"attribute\":\""
+ attribute + "\""
+ "}";
executeHttpPostRequest(createAttrReq);
logger.info("created attribute:" + attribute + " in table:" + tableName);
}
}
private static void insertRecords() throws IOException {
String table = "student";
String schema = "demo";
String operation = "insert";
String records = "[" +
"{\"id\":1, \"name\":\"John\", \"grade\":4},"
+ "{\"id\":2, \"name\":\"James\", \"grade\":1},"
+ "{\"id\":3, \"name\":\"Williams\", \"grade\":1},"
+ "{\"id\":4, \"name\":\"Robin\", \"grade\":4},"
+ "{\"id\":5, \"name\":\"Torry\", \"grade\":3},"
+ "{\"id\":6, \"name\":\"Nancy\", \"grade\":5},"
+ "{\"id\":7, \"name\":\"Mary\", \"grade\":5},"
+ "{\"id\":8, \"name\":\"Jenny\", \"grade\":6},"
+ "{\"id\":9, \"name\":\"Katy\", \"grade\":6},"
+ "{\"id\":15, \"name\":\"Michael\", \"grade\":6}"
+ "]";
String requestBody = "{\"table\":" + "\"" + table + "\","
+ "\"schema\":" + "\"" + schema + "\"" + ","
+ "\"operation\":" + "\"" + operation + "\"" + ","
+ "\"records\":" + records
+ "}";
String sql = "{"
+ "\"operation\":\"sql\", "
+ "\"sql\":\"insert into demo.student(id, name, grade) values"
+ "(1, 'John', 4), (2, 'James', 1), (3, 'Williams', 1), (4, 'Robin', 4), (5, 'Torry', 3),"
+ " (6, 'Nancy', 5), (7, 'Mary', 5), (8, 'Jenny', 6), (9, 'Katy', 6)\""
+ "}";
executeHttpPostRequest(requestBody);
}
@AfterAll
static void stopHarperDB() {
harperDBContainer.stop();
}
@Test
void whenConnectionInfoInURL_thenConnectSuccess() throws SQLException {
assertDoesNotThrow(() -> {
String URL = "jdbc:harperdb:Server=127.0.0.1:" + port + ";User=admin;Password=password;";
try (Connection connection = DriverManager.getConnection(URL)) {
connection.createStatement().executeQuery("select 1");
logger.info("Connection Successful");
}
});
}
@Test
void whenConnectionInfoInProperties_thenConnectSuccess() throws SQLException {
assertDoesNotThrow(() -> {
Properties prop = new Properties();
prop.setProperty("Server", "127.0.0.1:" + port);
prop.setProperty("User", "admin");
prop.setProperty("Password", "password");
try (Connection connection = DriverManager.getConnection("jdbc:harperdb:", prop)) {
connection.createStatement().executeQuery("select 1");
logger.info("Connection Successful");
}
});
}
@Test
void whenConnectionPooling_thenConnectSuccess() throws SQLException {
assertDoesNotThrow(() -> {
HarperDBConnectionPoolDataSource harperdbPoolDataSource = new HarperDBConnectionPoolDataSource();
String URL = "jdbc:harperdb:UseConnectionPooling=true;PoolMaxSize=2;Server=127.0.0.1:" + port
+ ";User=admin;Password=1234;";
harperdbPoolDataSource.setURL(URL);
try(Connection connection = harperdbPoolDataSource.getPooledConnection().getConnection()) {
connection.createStatement().executeQuery("select 1");
logger.info("Connection Successful");
}
});
}
private static Connection getConnection() throws SQLException {
String URL = "jdbc:harperdb:Server=127.0.0.1:" + port + ";User=admin;Password=password;";
return DriverManager.getConnection(URL);
}
@Test
void givenStatement_whenFetchRecord_thenSuccess() throws SQLException {
final String SQL_QUERY = "select id, name, grade from demo.student";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
ResultSet resultSet = statement.executeQuery(SQL_QUERY);
while (resultSet.next()) {
int id = resultSet.getInt("id");
String name = resultSet.getString("name");
int grade = resultSet.getInt("grade");
assertNotNull(Integer.valueOf(id));
logger.info("Student id:" + id + " Student Name:" + name + " grade:" + grade);
}
}
}
@Test
void givenStatement_whenInsertRecord_thenSuccess() throws SQLException {
final String INSERT_SQL = "insert into demo.student(id, name, grade) values (10, 'Barak', 3)";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(INSERT_SQL));
}
}
@Test
void givenStatement_whenInsertRecordInTableWithoutAttributes_thenSuccess() throws SQLException {
final String INSERT_SQL = "insert into demo.teacher(id, name, joining_date) "
+ "values (1, 'David Martinez', '04-05-2004'), (2, 'Eric Martin', '04-10-2000')";
final String QUERY_SQL = "select name, joining_date from demo.teacher where name = ?";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(INSERT_SQL));
PreparedStatement preparedStatement = connection.prepareStatement(QUERY_SQL);
preparedStatement.setString(1, "Eric Martin");
ResultSet resultSet = preparedStatement.executeQuery();
while (resultSet.next()) {
String teacherName = resultSet.getString("name");
String joinDate = resultSet.getString("joining_date");
assertEquals("Eric Martin", teacherName);
assertEquals("04-10-2000", joinDate);
logger.info("name:" + teacherName + " joining date:" + joinDate);
}
}
}
@Test
void givenStatement_whenUpdateRecord_thenSuccess() throws SQLException {
final String UPDATE_SQL = "update demo.student set grade = 4 where id = 5";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(UPDATE_SQL));
assertEquals(1, statement.getUpdateCount());
}
}
@Test
void givenStatement_whenDeleteRecord_thenSuccess() throws SQLException {
final String DELETE_SQL = "delete from demo.student where id = 3";
try(Connection connection = getConnection()) {
Statement statement = connection.createStatement();
assertDoesNotThrow(() -> statement.execute(DELETE_SQL));
assertEquals(1, statement.getUpdateCount());
}
}
@Test
void givenPreparedStatement_whenFetchRecord_thenSuccess() throws SQLException {
final String SQL_QUERY = "select id, name, grade from demo.student where name = ? and grade = ?";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(SQL_QUERY);
preparedStatement.setString(1, "Robin");
preparedStatement.setInt(2, 4);
ResultSet resultSet = preparedStatement.executeQuery();
while (resultSet.next()) {
int id = resultSet.getInt("id");
String name = resultSet.getString("name");
int grade = resultSet.getInt("grade");
assertNotNull(Integer.valueOf(id));
assertEquals("Robin", name);
logger.info("Student id:" + id + " Student Name:" + name + " grade:" + grade);
}
}
}
@Test
void givenPreparedStatement_whenDeleteRecord_thenSuccess() throws SQLException {
final String DELETE_SQL = "delete from demo.student where name = ?";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(DELETE_SQL);
preparedStatement.setString(1, "James");
assertDoesNotThrow(() -> preparedStatement.execute());
assertEquals(1, preparedStatement.getUpdateCount());
}
}
@Test
void givenPreparedStatement_whenUpdateRecord_thenSuccess() throws SQLException {
final String UPDATE_SQL = "update demo.student set grade = ? where id = ? and name = ?";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(UPDATE_SQL);
preparedStatement.setInt(1, 5);
preparedStatement.setInt(2, 1);
preparedStatement.setString(3, "John");
assertDoesNotThrow(() -> preparedStatement.execute());
assertEquals(1, preparedStatement.getUpdateCount());
}
}
@Test
void whenAddtoBatch_thenExecuteBatchIsSuccess() throws SQLException {
final String INSERT_SQL = "insert into demo.teacher(id, name, joining_date)"
+ "values(?, ?, ?)";
try(Connection connection = getConnection()) {
PreparedStatement preparedStatement = connection.prepareStatement(INSERT_SQL);
preparedStatement.setInt(1, 1);
preparedStatement.setString(2, "Bret Lee");
preparedStatement.setString(3, "07-08-2002");
preparedStatement.addBatch();
preparedStatement.setInt(1, 2);
preparedStatement.setString(2, "Sarah Glimmer");
preparedStatement.setString(3, "07-08-1997");
preparedStatement.addBatch();
assertDoesNotThrow(() -> preparedStatement.executeBatch());
}
}
@Test
void whenExecuteStoredToCreateTable_thenSuccess() throws SQLException {
final String CREATE_TABLE_SQL = "CreateTable";
try(Connection connection = getConnection()) {
CallableStatement callableStatement = connection.prepareCall(CREATE_TABLE_SQL);
callableStatement.setString("SchemaName", "prod"); //schema gets created too
callableStatement.setString("TableName", "subject");
callableStatement.setString("PrimaryKey", "id");
Boolean result = callableStatement.execute();
ResultSet resultSet = callableStatement.getResultSet();
while(resultSet.next()) {
String tableCreated = resultSet.getString("Success");
assertEquals("true", tableCreated);
logger.info("result of the callable execute:" + tableCreated);
}
}
}
}