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Merge branch 'master' of https://github.com/eugenp/tutorials into BAEL-8232

This commit is contained in:
amit2103 2018-08-19 00:04:04 +05:30
parent ca9b13d705 495679e06c
commit 74bfeb18ad
7 changed files with 104 additions and 82 deletions
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42
apache-avro/src/main/java/com/baeldung/avro/util/serealization/AvroDeSerealizer.java
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@ -5,29 +5,37 @@ import org.apache.avro.io.DatumReader;
import org.apache.avro.io.Decoder;
import org.apache.avro.io.DecoderFactory;
import org.apache.avro.specific.SpecificDatumReader;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
public class AvroDeSerealizer {
public AvroHttpRequest deSerealizeAvroHttpRequestJSON(byte[] data){
DatumReader<AvroHttpRequest> reader = new SpecificDatumReader<>(AvroHttpRequest.class);
Decoder decoder = null;
try {
decoder = DecoderFactory.get().jsonDecoder(AvroHttpRequest.getClassSchema(), new String(data));
return reader.read(null, decoder);
} catch (IOException e) {
return null;
}
}
private static Logger logger = LoggerFactory.getLogger(AvroDeSerealizer.class);
public AvroHttpRequest deSerealizeAvroHttpRequestBinary(byte[] data){
DatumReader<AvroHttpRequest> employeeReader = new SpecificDatumReader<>(AvroHttpRequest.class);
Decoder decoder = DecoderFactory.get().binaryDecoder(data, null);
try {
return employeeReader.read(null, decoder);
} catch (IOException e) {
public AvroHttpRequest deSerealizeAvroHttpRequestJSON(byte[] data) {
DatumReader<AvroHttpRequest> reader = new SpecificDatumReader<>(AvroHttpRequest.class);
Decoder decoder = null;
try {
decoder = DecoderFactory.get()
.jsonDecoder(AvroHttpRequest.getClassSchema(), new String(data));
return reader.read(null, decoder);
} catch (IOException e) {
logger.error("Deserialization error" + e.getMessage());
}
return null;
}
public AvroHttpRequest deSerealizeAvroHttpRequestBinary(byte[] data) {
DatumReader<AvroHttpRequest> employeeReader = new SpecificDatumReader<>(AvroHttpRequest.class);
Decoder decoder = DecoderFactory.get()
.binaryDecoder(data, null);
try {
return employeeReader.read(null, decoder);
} catch (IOException e) {
logger.error("Deserialization error" + e.getMessage());
}
return null;
}
}
}

62
apache-avro/src/main/java/com/baeldung/avro/util/serealization/AvroSerealizer.java
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@ -3,42 +3,48 @@ package com.baeldung.avro.util.serealization;
import com.baeldung.avro.util.model.AvroHttpRequest;
import org.apache.avro.io.*;
import org.apache.avro.specific.SpecificDatumWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
public class AvroSerealizer {
public byte[] serealizeAvroHttpRequestJSON(AvroHttpRequest request){
DatumWriter<AvroHttpRequest> writer = new SpecificDatumWriter<>(AvroHttpRequest.class);
byte[] data = new byte[0];
ByteArrayOutputStream stream = new ByteArrayOutputStream();
Encoder jsonEncoder = null;
try {
jsonEncoder = EncoderFactory.get().jsonEncoder(AvroHttpRequest.getClassSchema(), stream);
writer.write(request, jsonEncoder);
jsonEncoder.flush();
data = stream.toByteArray();
} catch (IOException e) {
data =null;
}
return data;
}
private static final Logger logger = LoggerFactory.getLogger(AvroSerealizer.class);
public byte[] serealizeAvroHttpRequestBinary(AvroHttpRequest request){
DatumWriter<AvroHttpRequest> writer = new SpecificDatumWriter<>(AvroHttpRequest.class);
byte[] data = new byte[0];
ByteArrayOutputStream stream = new ByteArrayOutputStream();
Encoder jsonEncoder = EncoderFactory.get().binaryEncoder(stream,null);
try {
writer.write(request, jsonEncoder);
jsonEncoder.flush();
data = stream.toByteArray();
} catch (IOException e) {
data = null;
public byte[] serealizeAvroHttpRequestJSON(AvroHttpRequest request) {
DatumWriter<AvroHttpRequest> writer = new SpecificDatumWriter<>(AvroHttpRequest.class);
byte[] data = new byte[0];
ByteArrayOutputStream stream = new ByteArrayOutputStream();
Encoder jsonEncoder = null;
try {
jsonEncoder = EncoderFactory.get()
.jsonEncoder(AvroHttpRequest.getClassSchema(), stream);
writer.write(request, jsonEncoder);
jsonEncoder.flush();
data = stream.toByteArray();
} catch (IOException e) {
logger.error("Serialization error " + e.getMessage());
}
return data;
}
return data;
}
public byte[] serealizeAvroHttpRequestBinary(AvroHttpRequest request) {
DatumWriter<AvroHttpRequest> writer = new SpecificDatumWriter<>(AvroHttpRequest.class);
byte[] data = new byte[0];
ByteArrayOutputStream stream = new ByteArrayOutputStream();
Encoder jsonEncoder = EncoderFactory.get()
.binaryEncoder(stream, null);
try {
writer.write(request, jsonEncoder);
jsonEncoder.flush();
data = stream.toByteArray();
} catch (IOException e) {
logger.error("Serialization error " + e.getMessage());
}
return data;
}
}

76
apache-avro/src/test/java/com/baeldung/avro/util/serealization/AvroSerealizerDeSerealizerTest.java
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@ -24,8 +24,10 @@ public class AvroSerealizerDeSerealizerTest {
serealizer = new AvroSerealizer();
deSerealizer = new AvroDeSerealizer();
ClientIdentifier clientIdentifier = ClientIdentifier.newBuilder().
setHostName("localhost").setIpAddress("255.255.255.0").build();
ClientIdentifier clientIdentifier = ClientIdentifier.newBuilder()
.setHostName("localhost")
.setIpAddress("255.255.255.0")
.build();
List<CharSequence> employees = new ArrayList();
employees.add("James");
@ -33,43 +35,49 @@ public class AvroSerealizerDeSerealizerTest {
employees.add("David");
employees.add("Han");
request = AvroHttpRequest.newBuilder().setRequestTime(01l)
.setActive(Active.YES).setClientIdentifier(clientIdentifier)
.setEmployeeNames(employees).build();
request = AvroHttpRequest.newBuilder()
.setRequestTime(01l)
.setActive(Active.YES)
.setClientIdentifier(clientIdentifier)
.setEmployeeNames(employees)
.build();
}
@After
public void tearDown() throws Exception {
}
@Test
public void WhenSerialized_UsingJSONEncoder_ObjectGetsSerialized(){
byte[] data = serealizer.serealizeAvroHttpRequestJSON(request);
assertTrue(Objects.nonNull(data));
assertTrue(data.length > 0);
}
@Test
public void WhenSerialized_UsingBinaryEncoder_ObjectGetsSerialized(){
byte[] data = serealizer.serealizeAvroHttpRequestBinary(request);
assertTrue(Objects.nonNull(data));
assertTrue(data.length > 0);
}
@Test
public void WhenDeserialize_UsingJSONDecoder_ActualAndExpectedObjectsAreEqual(){
byte[] data = serealizer.serealizeAvroHttpRequestJSON(request);
AvroHttpRequest actualRequest = deSerealizer.deSerealizeAvroHttpRequestJSON(data);
assertEquals(actualRequest,request);
assertTrue(actualRequest.getRequestTime().equals(request.getRequestTime()));
}
@Test
public void WhenDeserialize_UsingBinaryecoder_ActualAndExpectedObjectsAreEqual(){
byte[] data = serealizer.serealizeAvroHttpRequestBinary(request);
AvroHttpRequest actualRequest = deSerealizer.deSerealizeAvroHttpRequestBinary(data);
assertEquals(actualRequest,request);
assertTrue(actualRequest.getRequestTime().equals(request.getRequestTime()));
}
@Test
public void WhenSerializedUsingJSONEncoder_thenObjectGetsSerialized() {
byte[] data = serealizer.serealizeAvroHttpRequestJSON(request);
assertTrue(Objects.nonNull(data));
assertTrue(data.length > 0);
}
@Test
public void WhenSerializedUsingBinaryEncoder_thenObjectGetsSerialized() {
byte[] data = serealizer.serealizeAvroHttpRequestBinary(request);
assertTrue(Objects.nonNull(data));
assertTrue(data.length > 0);
}
@Test
public void WhenDeserializeUsingJSONDecoder_thenActualAndExpectedObjectsAreEqual() {
byte[] data = serealizer.serealizeAvroHttpRequestJSON(request);
AvroHttpRequest actualRequest = deSerealizer.deSerealizeAvroHttpRequestJSON(data);
assertEquals(actualRequest, request);
assertTrue(actualRequest.getRequestTime()
.equals(request.getRequestTime()));
}
@Test
public void WhenDeserializeUsingBinaryecoder_thenActualAndExpectedObjectsAreEqual() {
byte[] data = serealizer.serealizeAvroHttpRequestBinary(request);
AvroHttpRequest actualRequest = deSerealizer.deSerealizeAvroHttpRequestBinary(data);
assertEquals(actualRequest, request);
assertTrue(actualRequest.getRequestTime()
.equals(request.getRequestTime()));
}
}

3
core-java/src/main/java/com/baeldung/hashcode/entities/User.java
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@ -25,7 +25,7 @@ public class User {
if (this.getClass() != o.getClass())
return false;
User user = (User) o;
return id != user.id && (!name.equals(user.name) && !email.equals(user.email));
return id == user.id && (name.equals(user.name) && email.equals(user.email));
}
@Override
@ -38,4 +38,5 @@ public class User {
return hash;
}
// getters and setters here
}

1
persistence-modules/spring-hibernate-5/README.md
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@ -3,3 +3,4 @@
- [Guide to @Immutable Annotation in Hibernate](http://www.baeldung.com/hibernate-immutable)
- [Hibernate Many to Many Annotation Tutorial](http://www.baeldung.com/hibernate-many-to-many)
- [Programmatic Transactions in the Spring TestContext Framework](http://www.baeldung.com/spring-test-programmatic-transactions)
- [Hibernate Criteria Queries](http://www.baeldung.com/hibernate-criteria-queries)

1
spring-5/README.md
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@ -12,4 +12,3 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
- [Introduction to Spring REST Docs](http://www.baeldung.com/spring-rest-docs)
- [Spring ResponseStatusException](http://www.baeldung.com/spring-response-status-exception)
- [Spring Assert Statements](http://www.baeldung.com/spring-assert)
- [Spring Security 5 – OAuth2 Login](http://www.baeldung.com/spring-security-5-oauth2-login)

1
spring-hibernate4/README.md
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@ -11,7 +11,6 @@
- [Stored Procedures with Hibernate](http://www.baeldung.com/stored-procedures-with-hibernate-tutorial)
- [Hibernate: save, persist, update, merge, saveOrUpdate](http://www.baeldung.com/hibernate-save-persist-update-merge-saveorupdate)
- [Eager/Lazy Loading In Hibernate](http://www.baeldung.com/hibernate-lazy-eager-loading)
- [Hibernate Criteria Queries](http://www.baeldung.com/hibernate-criteria-queries)
- [Hibernate One to Many Annotation Tutorial](http://www.baeldung.com/hibernate-one-to-many)
- [Guide to @Immutable Annotation in Hibernate](http://www.baeldung.com/hibernate-immutable)
- [The DAO with Spring and Hibernate](http://www.baeldung.com/persistence-layer-with-spring-and-hibernate)