jihao/tas-struts2-cassandra

a simple twitter alike system (tas) build upon struts2 and cassandra

About

How to Run

• Eclipse: Run As-> Maven Build ->Goals jetty:run
• CLI: mvn jetty:run

in a browser go to http://localhost:8080/tas-struts2-cassandra/

Start Cassandra

sudo mkdir -p /var/log/cassandra
sudo chown -R `whoami` /var/log/cassandra
sudo mkdir -p /var/lib/cassandra
sudo chown -R `whoami` /var/lib/cassandra

./bin/cassandra -f

init cassandra schema

./bin/cassandra-cli --host localhost
[default@unknown] create keyspace tas_struts2_cassandra;
[default@unknown] use tas_struts2_cassandra;
Authenticated to keyspace: tas_struts2_cassandra
[default@tas_struts2_cassandra] create column family Users with comparator=UTF8Type and default_validation_class=UTF8Type and key_validation_class=UTF8Type;
[default@tas_struts2_cassandra] create column family Tweets with comparator=UTF8Type and default_validation_class=UTF8Type and key_validation_class=UUIDType;

Schema

ColumnFamily Users

Users = {
  'testuser1':{
  	{"name":"username","value":"testuser1","timestamp":""},
  	{"name":"password","value":"MD5(testuser1)","timestamp":""},          
  },
  'testuser2':{
  	{"name":"username","value":"testuser2","timestamp":""},
  	{"name":"password","value":"MD5(testuser2)","timestamp":""},          
  },
}

ColumnFamily Tweets

Tweets = {
  'timeuuid_1':{
  	{"name":"username","value":"testuser1","timestamp":""},
  	{"name":"message","value":"this is a tweet message posted by testuser1","timestamp":""},
  },
  'timeuuid_2':{
  	{"name":"username","value":"testuser2","timestamp":""},
  	{"name":"message","value":"this is a tweet message posted by testuser2","timestamp":""},
  },
}