/*
* 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 de.javakaffee.web.msm.serializer.json;
import java.io.Serializable;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.catalina.core.StandardContext;
import org.apache.catalina.session.StandardSession;
import org.testng.Assert;
import org.testng.annotations.Test;
import de.javakaffee.web.msm.MemcachedBackupSession;
import de.javakaffee.web.msm.MemcachedBackupSessionManager;
import de.javakaffee.web.msm.serializer.json.JSONTranscoderTest.Person.Gender;
/**
* Test for {@link JSONTranscoder}
* @author Sandeep More
*
*/
public class JSONTranscoderTest {
@Test
public void testReadValueIntoObject() throws Exception {
final MemcachedBackupSessionManager manager = new MemcachedBackupSessionManager();
manager.setContainer( new StandardContext() );
final JSONTranscoder transcoder = new JSONTranscoder(manager);
final MemcachedBackupSession session = manager.createEmptySession();
session.setValid( true );
session.setCreationTime( System.currentTimeMillis() );
getField( StandardSession.class, "lastAccessedTime" ).set( session, System.currentTimeMillis() + 100 );
session.setMaxInactiveInterval( 600 );
session.setId( "foo" );
session.setAttribute( "person1", createPerson( "foo bar", Gender.MALE, "foo.bar@example.org", "foo.bar@example.com" ) );
session.setAttribute( "person2", createPerson( "bar baz", Gender.FEMALE, "bar.baz@example.org", "bar.baz@example.com" ) );
final long start = System.nanoTime();
final byte[] json = transcoder.serializeAttributes( session, session.getAttributesInternal() );
final Map<String, Object> readValue = transcoder.deserializeAttributes( json );
System.out.println("json-round took " + (System.nanoTime() - start)/1000);
assertEquals( readValue, new HashMap<String, Object>(session.getAttributesInternal()) );
}
private Person createPerson( final String name, final Gender gender, final String... emailAddresses ) {
final Person person = new Person();
person.setName( name );
person.setGender( gender );
final ConcurrentHashMap<String, Object> props = new ConcurrentHashMap<String, Object>();
for ( int i = 0; i < emailAddresses.length; i++ ) {
final String emailAddress = emailAddresses[i];
props.put( "email" + i, new Email( name, emailAddress ) );
}
person.setProps( props );
return person;
}
private Field getField( final Class<?> clazz, final String name ) throws NoSuchFieldException {
final Field field = clazz.getDeclaredField( name );
field.setAccessible( true );
return field;
}
private void assertEquals( final Object one, final Object another ) throws Exception {
if ( one == another ) {
return;
}
if ( one == null && another != null || one != null && another == null ) {
Assert.fail( "One of both is null: " + one + ", " + another );
}
Assert.assertEquals( one.getClass(), another.getClass() );
if ( one.getClass().isPrimitive() || one instanceof String || Number.class.isAssignableFrom( one.getClass() )
|| one instanceof Boolean || one instanceof Map<?,?> ) {
Assert.assertEquals( one, another );
return;
}
Class<? extends Object> clazz = one.getClass();
while ( clazz != null ) {
assertEqualDeclaredFields( clazz, one, another );
clazz = clazz.getSuperclass();
}
}
private void assertEqualDeclaredFields( final Class<? extends Object> clazz, final Object one, final Object another )
throws Exception, IllegalAccessException {
for ( final Field field : clazz.getDeclaredFields() ) {
field.setAccessible( true );
if ( !Modifier.isTransient( field.getModifiers() ) ) {
assertEquals( field.get( one ), field.get( another ) );
}
}
}
static class Person implements Serializable {
private static final long serialVersionUID = 1L;
static enum Gender {
MALE,
FEMALE
}
private String _name;
private Gender _gender;
private Map<String, Object> _props;
public String getName() {
return _name;
}
public void setName( final String name ) {
_name = name;
}
public Map<String, Object> getProps() {
return _props;
}
public void setProps( final Map<String, Object> props ) {
_props = props;
}
public Gender getGender() {
return _gender;
}
public void setGender( final Gender gender ) {
_gender = gender;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ( ( _gender == null )
? 0
: _gender.hashCode() );
result = prime * result + ( ( _name == null )
? 0
: _name.hashCode() );
result = prime * result + ( ( _props == null )
? 0
: _props.hashCode() );
return result;
}
@Override
public boolean equals( final Object obj ) {
if ( this == obj )
return true;
if ( obj == null )
return false;
if ( getClass() != obj.getClass() )
return false;
final Person other = (Person) obj;
if ( _gender == null ) {
if ( other._gender != null )
return false;
} else if ( !_gender.equals( other._gender ) )
return false;
if ( _name == null ) {
if ( other._name != null )
return false;
} else if ( !_name.equals( other._name ) )
return false;
if ( _props == null ) {
if ( other._props != null )
return false;
} else if ( !_props.equals( other._props ) )
return false;
return true;
}
@Override
public String toString() {
return "Person [_gender=" + _gender + ", _name=" + _name + ", _props=" + _props + "]";
}
}
static class Email implements Serializable {
private static final long serialVersionUID = 1L;
private String _name;
private String _email;
public Email(){
}
public Email( final String name, final String email ) {
super();
_name = name;
_email = email;
}
public String getName() {
return _name;
}
public void setName( final String name ) {
_name = name;
}
public String getEmail() {
return _email;
}
public void setEmail( final String email ) {
_email = email;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ( ( _email == null )
? 0
: _email.hashCode() );
result = prime * result + ( ( _name == null )
? 0
: _name.hashCode() );
return result;
}
@Override
public boolean equals( final Object obj ) {
if ( this == obj )
return true;
if ( obj == null )
return false;
if ( getClass() != obj.getClass() )
return false;
final Email other = (Email) obj;
if ( _email == null ) {
if ( other._email != null )
return false;
} else if ( !_email.equals( other._email ) )
return false;
if ( _name == null ) {
if ( other._name != null )
return false;
} else if ( !_name.equals( other._name ) )
return false;
return true;
}
@Override
public String toString() {
return "Email [_email=" + _email + ", _name=" + _name + "]";
}
}
}