Merge remote-tracking branch 'origin/master'

This commit is contained in:
Predrag Maric 2017-02-08 02:55:48 +01:00
commit 77d4da5cd0
26 changed files with 1081 additions and 6 deletions

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@ -1,2 +1,3 @@
### Relevant Articles:
- [Microsoft Word Processing in Java with Apache POI](http://www.baeldung.com/java-microsoft-word-with-apache-poi)
- [Working with Microsoft Excel in Java](http://www.baeldung.com/java-microsoft-excel)

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@ -10,6 +10,44 @@
<dependencies>
<dependency>
<groupId>org.neo4j</groupId>
<artifactId>neo4j</artifactId>
<version>3.1.0</version>
</dependency>
<dependency>
<groupId>org.neo4j.driver</groupId>
<artifactId>neo4j-java-driver</artifactId>
<version>1.1.1</version>
</dependency>
<dependency>
<groupId>org.neo4j</groupId>
<artifactId>neo4j-jdbc-driver</artifactId>
<version>3.0.1</version>
</dependency>
<dependency>
<groupId>org.neo4j</groupId>
<artifactId>neo4j-ogm-core</artifactId>
<version>2.1.1</version>
</dependency>
<dependency>
<groupId>org.neo4j</groupId>
<artifactId>neo4j-ogm-embedded-driver</artifactId>
<version>2.1.1</version>
</dependency>
<dependency>
<groupId>com.google.inject</groupId>
<artifactId>guice</artifactId>
<version>4.1.0</version>
<classifier>no_aop</classifier>
<scope>test</scope>
</dependency>
<!-- utils -->
<dependency>
<groupId>net.sourceforge.collections</groupId>
@ -63,7 +101,6 @@
<artifactId>grep4j</artifactId>
<version>${grep4j.version}</version>
</dependency>
<!-- web -->
<!-- marshalling -->
@ -269,7 +306,8 @@
<configuration>
<shadedArtifactAttached>true</shadedArtifactAttached>
<transformers>
<transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<transformer
implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
<mainClass>org.baeldung.executable.ExecutableMavenJar</mainClass>
</transformer>
</transformers>

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@ -0,0 +1,50 @@
package com.baeldung.graph;
import org.neo4j.ogm.annotation.GraphId;
import org.neo4j.ogm.annotation.NodeEntity;
import org.neo4j.ogm.annotation.Relationship;
/**
* @author Danil Kornishev (danil.kornishev@mastercard.com)
*/
@NodeEntity
public class Car {
@GraphId
private Long id;
private String make;
@Relationship(direction = "INCOMING")
private Company company;
public Car(String make, String model) {
this.make = make;
this.model = model;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getMake() {
return make;
}
public void setMake(String make) {
this.make = make;
}
public String getModel() {
return model;
}
public void setModel(String model) {
this.model = model;
}
private String model;
}

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@ -0,0 +1,45 @@
package com.baeldung.graph;
import org.neo4j.ogm.annotation.NodeEntity;
import org.neo4j.ogm.annotation.Relationship;
/**
* @author Danil Kornishev (danil.kornishev@mastercard.com)
*/
@NodeEntity
public class Company {
private Long id;
private String name;
@Relationship(type="owns")
private Car car;
public Company(String name) {
this.name = name;
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Car getCar() {
return car;
}
public void setCar(Car car) {
this.car = car;
}
}

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@ -0,0 +1,36 @@
package com.baeldung.java_8_features.groupingby;
public class BlogPost {
private String title;
private String author;
private BlogPostType type;
private int likes;
public BlogPost(String title, String author, BlogPostType type, int likes) {
this.title = title;
this.author = author;
this.type = type;
this.likes = likes;
}
public String getTitle() {
return title;
}
public String getAuthor() {
return author;
}
public BlogPostType getType() {
return type;
}
public int getLikes() {
return likes;
}
@Override
public String toString() {
return "BlogPost{" + "title='" + title + '\'' + ", type=" + type + ", likes=" + likes + '}';
}
}

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@ -0,0 +1,5 @@
package com.baeldung.java_8_features.groupingby;
public enum BlogPostType {
NEWS, REVIEW, GUIDE
}

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@ -0,0 +1,60 @@
package com.baeldung.graph;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import org.junit.Ignore;
import org.junit.Test;
import org.neo4j.driver.v1.AuthTokens;
import org.neo4j.driver.v1.Driver;
import org.neo4j.driver.v1.GraphDatabase;
import org.neo4j.driver.v1.Session;
import org.neo4j.driver.v1.StatementResult;
import org.testng.Assert;
@Ignore
public class Neo4JServerTest {
@Test
public void standAloneDriver() {
Driver driver = GraphDatabase.driver("bolt://localhost:7687", AuthTokens.basic("neo4j", "12345"));
Session session = driver.session();
session.run("CREATE (baeldung:Company {name:\"Baeldung\"}) " +
"-[:owns]-> (tesla:Car {make: 'tesla', model: 'modelX'})" +
"RETURN baeldung, tesla");
StatementResult result = session.run("MATCH (company:Company)-[:owns]-> (car:Car)" +
"WHERE car.make='tesla' and car.model='modelX'" +
"RETURN company.name");
Assert.assertTrue(result.hasNext());
Assert.assertEquals(result.next().get("company.name").asString(), "Baeldung");
session.close();
driver.close();
}
@Test
public void standAloneJdbc() throws Exception {
Connection con = DriverManager.getConnection("jdbc:neo4j:bolt://localhost/?user=neo4j,password=12345,scheme=basic");
// Querying
try (Statement stmt = con.createStatement()) {
stmt.execute("CREATE (baeldung:Company {name:\"Baeldung\"}) " +
"-[:owns]-> (tesla:Car {make: 'tesla', model: 'modelX'})" +
"RETURN baeldung, tesla");
ResultSet rs = stmt.executeQuery("MATCH (company:Company)-[:owns]-> (car:Car)" +
"WHERE car.make='tesla' and car.model='modelX'" +
"RETURN company.name");
while (rs.next()) {
Assert.assertEquals(rs.getString("company.name"), "Baeldung");
}
}
con.close();
}
}

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@ -0,0 +1,46 @@
package com.baeldung.graph;
import org.junit.Test;
import org.neo4j.ogm.config.Configuration;
import org.neo4j.ogm.model.Result;
import org.neo4j.ogm.session.Session;
import org.neo4j.ogm.session.SessionFactory;
import org.testng.Assert;
import java.util.HashMap;
import java.util.Map;
/**
* @author Danil Kornishev (danil.kornishev@mastercard.com)
*/
public class Neo4jOgmTest {
@Test
public void testOgm() {
Configuration conf = new Configuration();
conf.driverConfiguration().setDriverClassName("org.neo4j.ogm.drivers.embedded.driver.EmbeddedDriver");
SessionFactory factory = new SessionFactory(conf, "com.baeldung.graph");
Session session = factory.openSession();
Car tesla = new Car("tesla", "modelS");
Company baeldung = new Company("baeldung");
baeldung.setCar(tesla);
session.save(baeldung);
Map<String, String> params = new HashMap<>();
params.put("make", "tesla");
Result result = session.query("MATCH (car:Car) <-[:owns]- (company:Company)" +
" WHERE car.make=$make" +
" RETURN company", params);
Map<String, Object> firstResult = result.iterator().next();
Assert.assertEquals(firstResult.size(), 1);
Company actual = (Company) firstResult.get("company");
Assert.assertEquals(actual.getName(), baeldung.getName());
}
}

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@ -0,0 +1,167 @@
package com.baeldung.graph;
import java.io.File;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.neo4j.graphdb.GraphDatabaseService;
import org.neo4j.graphdb.Label;
import org.neo4j.graphdb.Node;
import org.neo4j.graphdb.NotFoundException;
import org.neo4j.graphdb.RelationshipType;
import org.neo4j.graphdb.Result;
import org.neo4j.graphdb.factory.GraphDatabaseFactory;
import org.testng.Assert;
public class Neo4jTest {
private static GraphDatabaseService graphDb;
@Before
public void setUp() {
GraphDatabaseFactory graphDbFactory = new GraphDatabaseFactory();
graphDb = graphDbFactory.newEmbeddedDatabase(new File("data/cars"));
}
@After
public void tearDown() {
graphDb.shutdown();
}
@Test
public void testPersonCar() {
graphDb.beginTx();
Node car = graphDb.createNode(Label.label("Car"));
car.setProperty("make", "tesla");
car.setProperty("model", "model3");
Node owner = graphDb.createNode(Label.label("Person"));
owner.setProperty("firstName", "baeldung");
owner.setProperty("lastName", "baeldung");
owner.createRelationshipTo(car, RelationshipType.withName("owner"));
Result result = graphDb.execute("MATCH (c:Car) <-[owner]- (p:Person) " +
"WHERE c.make = 'tesla'" +
"RETURN p.firstName, p.lastName");
Map<String, Object> firstResult = result.next();
Assert.assertEquals("baeldung", firstResult.get("p.firstName"));
}
@Test
public void testCreateNode() {
graphDb.beginTx();
Result result = graphDb.execute("CREATE (baeldung:Company {name:\"Baeldung\"})" +
"RETURN baeldung");
Map<String, Object> firstResult = result.next();
Node firstNode = (Node) firstResult.get("baeldung");
Assert.assertEquals(firstNode.getProperty("name"), "Baeldung");
}
@Test
public void testCreateNodeAndLink() {
graphDb.beginTx();
Result result = graphDb.execute("CREATE (baeldung:Company {name:\"Baeldung\"}) " +
"-[:owns]-> (tesla:Car {make: 'tesla', model: 'modelX'})" +
"RETURN baeldung, tesla");
Map<String, Object> firstResult = result.next();
Assert.assertTrue(firstResult.containsKey("baeldung"));
Assert.assertTrue(firstResult.containsKey("tesla"));
}
@Test
public void testFindAndReturn() {
graphDb.beginTx();
graphDb.execute("CREATE (baeldung:Company {name:\"Baeldung\"}) " +
"-[:owns]-> (tesla:Car {make: 'tesla', model: 'modelX'})" +
"RETURN baeldung, tesla");
Result result = graphDb.execute("MATCH (company:Company)-[:owns]-> (car:Car)" +
"WHERE car.make='tesla' and car.model='modelX'" +
"RETURN company.name");
Map<String, Object> firstResult = result.next();
Assert.assertEquals(firstResult.get("company.name"), "Baeldung");
}
@Test
public void testUpdate() {
graphDb.beginTx();
graphDb.execute("CREATE (baeldung:Company {name:\"Baeldung\"}) " +
"-[:owns]-> (tesla:Car {make: 'tesla', model: 'modelX'})" +
"RETURN baeldung, tesla");
Result result = graphDb.execute("MATCH (car:Car)" +
"WHERE car.make='tesla'" +
" SET car.milage=120" +
" SET car :Car:Electro" +
" SET car.model=NULL" +
" RETURN car");
Map<String, Object> firstResult = result.next();
Node car = (Node) firstResult.get("car");
Assert.assertEquals(car.getProperty("milage"), 120L);
Assert.assertEquals(car.getLabels(), Arrays.asList(Label.label("Car"), Label.label("Electro")));
try {
car.getProperty("model");
Assert.fail();
} catch (NotFoundException e) {
// expected
}
}
@Test
public void testDelete() {
graphDb.beginTx();
graphDb.execute("CREATE (baeldung:Company {name:\"Baeldung\"}) " +
"-[:owns]-> (tesla:Car {make: 'tesla', model: 'modelX'})" +
"RETURN baeldung, tesla");
graphDb.execute("MATCH (company:Company)" +
" WHERE company.name='Baeldung'" +
" DELETE company");
Result result = graphDb.execute("MATCH (company:Company)" +
" WHERE company.name='Baeldung'" +
" RETURN company");
Assert.assertFalse(result.hasNext());
}
@Test
public void testBindings() {
graphDb.beginTx();
Map<String, Object> params = new HashMap<>();
params.put("name", "baeldung");
params.put("make", "tesla");
params.put("model", "modelS");
Result result = graphDb.execute("CREATE (baeldung:Company {name:$name}) " +
"-[:owns]-> (tesla:Car {make: $make, model: $model})" +
"RETURN baeldung, tesla", params);
Map<String, Object> firstResult = result.next();
Assert.assertTrue(firstResult.containsKey("baeldung"));
Assert.assertTrue(firstResult.containsKey("tesla"));
Node car = (Node) firstResult.get("tesla");
Assert.assertEquals(car.getProperty("model"), "modelS");
}
}

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@ -0,0 +1,80 @@
package com.baeldung.java.concurrentmodification;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Collection;
import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.List;
import static java.util.stream.Collectors.toList;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.util.Lists.newArrayList;
public class ConcurrentModificationUnitTest {
@Test(expected = ConcurrentModificationException.class)
public void givenIterating_whenRemoving_thenThrowException() throws InterruptedException {
List<Integer> integers = newArrayList(1, 2, 3);
for (Integer integer : integers) {
integers.remove(1);
}
}
@Test
public void givenIterating_whenUsingIteratorRemove_thenNoError() throws InterruptedException {
List<Integer> integers = newArrayList(1, 2, 3);
for (Iterator<Integer> iterator = integers.iterator(); iterator.hasNext();) {
Integer integer = iterator.next();
if(integer == 2) {
iterator.remove();
}
}
assertThat(integers).containsExactly(1, 3);
}
@Test
public void givenIterating_whenUsingRemovalList_thenNoError() throws InterruptedException {
List<Integer> integers = newArrayList(1, 2, 3);
List<Integer> toRemove = newArrayList();
for (Integer integer : integers) {
if(integer == 2) {
toRemove.add(integer);
}
}
integers.removeAll(toRemove);
assertThat(integers).containsExactly(1, 3);
}
@Test
public void whenUsingRemoveIf_thenRemoveElements() throws InterruptedException {
Collection<Integer> integers = newArrayList(1, 2, 3);
integers.removeIf(i -> i == 2);
assertThat(integers).containsExactly(1, 3);
}
@Test
public void whenUsingStream_thenRemoveElements() {
Collection<Integer> integers = newArrayList(1, 2, 3);
List<String> collected = integers
.stream()
.filter(i -> i != 2)
.map(Object::toString)
.collect(toList());
assertThat(collected).containsExactly("1", "3");
}
}

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@ -0,0 +1,231 @@
package com.baeldung.java8;
import com.baeldung.java_8_features.groupingby.BlogPost;
import com.baeldung.java_8_features.groupingby.BlogPostType;
import org.junit.Test;
import java.util.*;
import java.util.concurrent.ConcurrentMap;
import static java.util.Comparator.comparingInt;
import static java.util.stream.Collectors.*;
import static org.junit.Assert.*;
public class Java8GroupingByCollectorUnitTest {
private static final List<BlogPost> posts = Arrays.asList(
new BlogPost("News item 1", "Author 1", BlogPostType.NEWS, 15),
new BlogPost("Tech review 1", "Author 2", BlogPostType.REVIEW, 5),
new BlogPost("Programming guide", "Author 1", BlogPostType.GUIDE, 20),
new BlogPost("News item 2", "Author 2", BlogPostType.NEWS, 35),
new BlogPost("Tech review 2", "Author 1", BlogPostType.REVIEW, 15));
@Test
public void givenAListOfPosts_whenGroupedByType_thenGetAMapBetweenTypeAndPosts() {
Map<BlogPostType, List<BlogPost>> postsPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType));
assertEquals(2, postsPerType
.get(BlogPostType.NEWS)
.size());
assertEquals(1, postsPerType
.get(BlogPostType.GUIDE)
.size());
assertEquals(2, postsPerType
.get(BlogPostType.REVIEW)
.size());
}
@Test
public void givenAListOfPosts_whenGroupedByTypeAndTheirTitlesAreJoinedInAString_thenGetAMapBetweenTypeAndCsvTitles() {
Map<BlogPostType, String> postsPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType, mapping(BlogPost::getTitle, joining(", ", "Post titles: [", "]"))));
assertEquals("Post titles: [News item 1, News item 2]", postsPerType.get(BlogPostType.NEWS));
assertEquals("Post titles: [Programming guide]", postsPerType.get(BlogPostType.GUIDE));
assertEquals("Post titles: [Tech review 1, Tech review 2]", postsPerType.get(BlogPostType.REVIEW));
}
@Test
public void givenAListOfPosts_whenGroupedByTypeAndSumTheLikes_thenGetAMapBetweenTypeAndPostLikes() {
Map<BlogPostType, Integer> likesPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType, summingInt(BlogPost::getLikes)));
assertEquals(50, likesPerType
.get(BlogPostType.NEWS)
.intValue());
assertEquals(20, likesPerType
.get(BlogPostType.REVIEW)
.intValue());
assertEquals(20, likesPerType
.get(BlogPostType.GUIDE)
.intValue());
}
@Test
public void givenAListOfPosts_whenGroupedByTypeInAnEnumMap_thenGetAnEnumMapBetweenTypeAndPosts() {
EnumMap<BlogPostType, List<BlogPost>> postsPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType, () -> new EnumMap<>(BlogPostType.class), toList()));
assertEquals(2, postsPerType
.get(BlogPostType.NEWS)
.size());
assertEquals(1, postsPerType
.get(BlogPostType.GUIDE)
.size());
assertEquals(2, postsPerType
.get(BlogPostType.REVIEW)
.size());
}
@Test
public void givenAListOfPosts_whenGroupedByTypeInSets_thenGetAMapBetweenTypesAndSetsOfPosts() {
Map<BlogPostType, Set<BlogPost>> postsPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType, toSet()));
assertEquals(2, postsPerType
.get(BlogPostType.NEWS)
.size());
assertEquals(1, postsPerType
.get(BlogPostType.GUIDE)
.size());
assertEquals(2, postsPerType
.get(BlogPostType.REVIEW)
.size());
}
@Test
public void givenAListOfPosts_whenGroupedByTypeConcurrently_thenGetAMapBetweenTypeAndPosts() {
ConcurrentMap<BlogPostType, List<BlogPost>> postsPerType = posts
.parallelStream()
.collect(groupingByConcurrent(BlogPost::getType));
assertEquals(2, postsPerType
.get(BlogPostType.NEWS)
.size());
assertEquals(1, postsPerType
.get(BlogPostType.GUIDE)
.size());
assertEquals(2, postsPerType
.get(BlogPostType.REVIEW)
.size());
}
@Test
public void givenAListOfPosts_whenGroupedByTypeAndAveragingLikes_thenGetAMapBetweenTypeAndAverageNumberOfLikes() {
Map<BlogPostType, Double> averageLikesPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType, averagingInt(BlogPost::getLikes)));
assertEquals(25, averageLikesPerType
.get(BlogPostType.NEWS)
.intValue());
assertEquals(20, averageLikesPerType
.get(BlogPostType.GUIDE)
.intValue());
assertEquals(10, averageLikesPerType
.get(BlogPostType.REVIEW)
.intValue());
}
@Test
public void givenAListOfPosts_whenGroupedByTypeAndCounted_thenGetAMapBetweenTypeAndNumberOfPosts() {
Map<BlogPostType, Long> numberOfPostsPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType, counting()));
assertEquals(2, numberOfPostsPerType
.get(BlogPostType.NEWS)
.intValue());
assertEquals(1, numberOfPostsPerType
.get(BlogPostType.GUIDE)
.intValue());
assertEquals(2, numberOfPostsPerType
.get(BlogPostType.REVIEW)
.intValue());
}
@Test
public void givenAListOfPosts_whenGroupedByTypeAndMaxingLikes_thenGetAMapBetweenTypeAndMaximumNumberOfLikes() {
Map<BlogPostType, Optional<BlogPost>> maxLikesPerPostType = posts
.stream()
.collect(groupingBy(BlogPost::getType, maxBy(comparingInt(BlogPost::getLikes))));
assertTrue(maxLikesPerPostType
.get(BlogPostType.NEWS)
.isPresent());
assertEquals(35, maxLikesPerPostType
.get(BlogPostType.NEWS)
.get()
.getLikes());
assertTrue(maxLikesPerPostType
.get(BlogPostType.GUIDE)
.isPresent());
assertEquals(20, maxLikesPerPostType
.get(BlogPostType.GUIDE)
.get()
.getLikes());
assertTrue(maxLikesPerPostType
.get(BlogPostType.REVIEW)
.isPresent());
assertEquals(15, maxLikesPerPostType
.get(BlogPostType.REVIEW)
.get()
.getLikes());
}
@Test
public void givenAListOfPosts_whenGroupedByAuthorAndThenByType_thenGetAMapBetweenAuthorAndMapsBetweenTypeAndBlogPosts() {
Map<String, Map<BlogPostType, List<BlogPost>>> map = posts
.stream()
.collect(groupingBy(BlogPost::getAuthor, groupingBy(BlogPost::getType)));
assertEquals(1, map
.get("Author 1")
.get(BlogPostType.NEWS)
.size());
assertEquals(1, map
.get("Author 1")
.get(BlogPostType.GUIDE)
.size());
assertEquals(1, map
.get("Author 1")
.get(BlogPostType.REVIEW)
.size());
assertEquals(1, map
.get("Author 2")
.get(BlogPostType.NEWS)
.size());
assertEquals(1, map
.get("Author 2")
.get(BlogPostType.REVIEW)
.size());
assertNull(map
.get("Author 2")
.get(BlogPostType.GUIDE));
}
@Test
public void givenAListOfPosts_whenGroupedByTypeAndSummarizingLikes_thenGetAMapBetweenTypeAndSummary() {
Map<BlogPostType, IntSummaryStatistics> likeStatisticsPerType = posts
.stream()
.collect(groupingBy(BlogPost::getType, summarizingInt(BlogPost::getLikes)));
IntSummaryStatistics newsLikeStatistics = likeStatisticsPerType.get(BlogPostType.NEWS);
assertEquals(2, newsLikeStatistics.getCount());
assertEquals(50, newsLikeStatistics.getSum());
assertEquals(25.0, newsLikeStatistics.getAverage(), 0.001);
assertEquals(35, newsLikeStatistics.getMax());
assertEquals(15, newsLikeStatistics.getMin());
}
}

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@ -9,7 +9,7 @@
<packaging>war</packaging>
<properties>
<jersey.version>2.25</jersey.version>
<jersey.version>2.25.1</jersey.version>
<jcl.slf4j.version>1.7.22</jcl.slf4j.version>
<logback.version>1.1.8</logback.version>
<junit.version>4.12</junit.version>

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@ -18,7 +18,7 @@ public class RestClient {
}
public Employee getJsonEmployee(int id) {
return client.target(REST_URI).path(new Integer(id).toString()).request(MediaType.APPLICATION_JSON).get(Employee.class);
return client.target(REST_URI).path(String.valueOf(id)).request(MediaType.APPLICATION_JSON).get(Employee.class);
}
public Response createXmlEmployee(Employee emp) {
@ -26,6 +26,6 @@ public class RestClient {
}
public Employee getXmlEmployee(int id) {
return client.target(REST_URI).path(new Integer(id).toString()).request(MediaType.APPLICATION_XML).get(Employee.class);
return client.target(REST_URI).path(String.valueOf(id)).request(MediaType.APPLICATION_XML).get(Employee.class);
}
}

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@ -46,6 +46,23 @@
<artifactId>commons-fileupload</artifactId>
<version>${fileupload.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-web</artifactId>
<version>${org.springframework.security.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-config</artifactId>
<version>${org.springframework.security.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-taglibs</artifactId>
<version>${org.springframework.security.version}</version>
</dependency>
</dependencies>
<profiles>
<!-- Local -->
@ -98,6 +115,7 @@
<hibernate-validator.version>5.3.3.Final</hibernate-validator.version>
<deploy-path>enter-location-of-server</deploy-path>
<fileupload.version>1.3.2</fileupload.version>
<org.springframework.security.version>4.2.1.RELEASE</org.springframework.security.version>
</properties>
</project>

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@ -0,0 +1,122 @@
package com.baeldung.springmvcforms.configuration;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.annotation.Order;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.authentication.TestingAuthenticationProvider;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.provisioning.InMemoryUserDetailsManager;
@Configuration
@EnableWebSecurity
public class SecurityConfig {
@Bean
public UserDetailsService userDetailsService() throws Exception {
InMemoryUserDetailsManager manager = new InMemoryUserDetailsManager();
manager.createUser(User.withUsername("user")
.password("userPass")
.roles("USER")
.build());
manager.createUser(User.withUsername("admin")
.password("adminPass")
.roles("ADMIN")
.build());
return manager;
}
@Configuration
@Order(1)
public static class App1ConfigurationAdapter extends WebSecurityConfigurerAdapter {
public App1ConfigurationAdapter() {
super();
}
@Override
protected void configure(AuthenticationManagerBuilder auth) throws Exception {
auth.inMemoryAuthentication()
.withUser("admin")
.password("admin")
.roles("ADMIN");
}
@Override
protected void configure(HttpSecurity http) throws Exception {
http.antMatcher("/admin*")
.authorizeRequests()
.anyRequest()
.hasRole("ADMIN")
// log in
.and()
.formLogin()
.loginPage("/loginAdmin")
.loginProcessingUrl("/admin_login")
.failureUrl("/loginAdmin?error=loginError")
.defaultSuccessUrl("/adminPage")
// logout
.and()
.logout()
.logoutUrl("/admin_logout")
.logoutSuccessUrl("/protectedLinks")
.deleteCookies("JSESSIONID")
.and()
.exceptionHandling()
.accessDeniedPage("/403")
.and()
.csrf()
.disable();
}
}
@Configuration
@Order(2)
public static class App2ConfigurationAdapter extends WebSecurityConfigurerAdapter {
public App2ConfigurationAdapter() {
super();
}
@Override
protected void configure(AuthenticationManagerBuilder auth) throws Exception {
auth.inMemoryAuthentication()
.withUser("user")
.password("user")
.roles("USER");
}
protected void configure(HttpSecurity http) throws Exception {
http.antMatcher("/user*")
.authorizeRequests()
.anyRequest()
.hasRole("USER")
// log in
.and()
.formLogin()
.loginPage("/loginUser")
.loginProcessingUrl("/user_login")
.failureUrl("/loginUser?error=loginError")
.defaultSuccessUrl("/userPage")
// logout
.and()
.logout()
.logoutUrl("/user_logout")
.logoutSuccessUrl("/protectedLinks")
.deleteCookies("JSESSIONID")
.and()
.exceptionHandling()
.accessDeniedPage("/403")
.and()
.csrf()
.disable();
}
}
}

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@ -3,6 +3,7 @@ package com.baeldung.springmvcforms.configuration;
import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.filter.DelegatingFilterProxy;
import org.springframework.web.servlet.DispatcherServlet;
import javax.servlet.ServletContext;
@ -24,6 +25,9 @@ public class WebInitializer implements WebApplicationInitializer {
servlet.setLoadOnStartup(1);
servlet.addMapping("/");
container.addFilter("springSecurityFilterChain", new DelegatingFilterProxy("springSecurityFilterChain"))
.addMappingForUrlPatterns(null, false, "/*");
}
// @Override
// public void onStartup(ServletContext container) {

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@ -0,0 +1,38 @@
package com.baeldung.springmvcforms.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
public class UsersController {
@RequestMapping("/protectedLinks")
public String getAnonymousPage() {
return "protectedLinks";
}
@RequestMapping("/userPage")
public String getUserPage() {
return "userPage";
}
@RequestMapping("/adminPage")
public String getAdminPage() {
return "adminPage";
}
@RequestMapping("/loginAdmin")
public String getAdminLoginPage() {
return "loginAdmin";
}
@RequestMapping("/loginUser")
public String getUserLoginPage() {
return "loginUser";
}
@RequestMapping("/403")
public String getAccessDeniedPage() {
return "403";
}
}

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@ -0,0 +1,12 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title></title>
</head>
<body>
Your do not have permission to view this page.
</body>
</html>

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@ -0,0 +1,16 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
Welcome admin! <a href="<c:url value='/admin_logout' /> " >Logout</a>
<br /><br />
<a href="<c:url value='/protectedLinks' /> " >Back to links</a>
</body>
</html>

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@ -0,0 +1,38 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<p>Admin login page</p>
<form name="f" action="admin_login" method="POST">
<table>
<tr>
<td>User:</td>
<td><input type="text" name="username" value=""></td>
</tr>
<tr>
<td>Password:</td>
<td><input type="password" name="password" /></td>
</tr>
<tr>
<td><input name="submit" type="submit" value="submit" /></td>
</tr>
</table>
</form>
<%
if (request.getParameter("error") != null) {
out.println("Login failed!");
}
%>
</body>
</html>

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@ -0,0 +1,37 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Login</title>
</head>
<body>
<p>User login page</p>
<form name="f" action="user_login" method="POST">
<table>
<tr>
<td>User:</td>
<td><input type="text" name="username" value=""></td>
</tr>
<tr>
<td>Password:</td>
<td><input type="password" name="password" /></td>
</tr>
<tr>
<td><input name="submit" type="submit" value="submit" /></td>
</tr>
</table>
</form>
<%
if (request.getParameter("error") != null) {
out.println("Login failed!");
}
%>
</body>
</html>

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@ -0,0 +1,16 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
<a href="<c:url value="/userPage" />">User page</a>
<br />
<a href="<c:url value="/adminPage" />">Admin page</a>
</body>
</html>

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@ -0,0 +1,15 @@
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
</head>
<body>
Welcome user! <a href="<c:url value='/user_logout' /> " >Logout</a>
<br /><br />
<a href="<c:url value='/protectedLinks' /> " >Back to links</a>
</body>
</html>