diff options
Diffstat (limited to 'collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb')
3 files changed, 176 insertions, 0 deletions
diff --git a/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBDatatabase.java b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBDatatabase.java new file mode 100644 index 0000000000..20e426a1c4 --- /dev/null +++ b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBDatatabase.java @@ -0,0 +1,57 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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 org.apache.tuscany.nosqldatastore.couchdb; + +import org.apache.tuscany.nosqldatastore.Database; +import org.apache.tuscany.nosqldatastore.Group; +import org.jcouchdb.db.Server; +import org.jcouchdb.document.DesignDocument; + +public class CouchDBDatatabase implements Database{ + + private org.jcouchdb.db.Database db; + private String dbname; + + CouchDBDatatabase(String dbname){ + this.dbname = dbname; + db = new org.jcouchdb.db.Database("localhost",dbname); + Server server = db.getServer(); + if(!server.listDatabases().contains(dbname)){ + server.createDatabase(dbname); + System.out.println("New database created..."); + } + + } + + public Group createGroup(String groupId) { + CouchDBGroup group = new CouchDBGroup(db,groupId); + return group; + } + + public Group getGroup(String groupId) { + CouchDBGroup group = new CouchDBGroup(db,groupId); + return group; + } + + public void deleteGroup(String groupId) { + DesignDocument doc = db.getDesignDocument(groupId); + db.delete(doc); + } +} diff --git a/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBGroup.java b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBGroup.java new file mode 100644 index 0000000000..2590dacc0c --- /dev/null +++ b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBGroup.java @@ -0,0 +1,74 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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 org.apache.tuscany.nosqldatastore.couchdb; + +import org.apache.tuscany.nosqldatastore.Group; +import org.jcouchdb.document.DesignDocument; +import org.jcouchdb.document.DocumentHelper; +import org.jcouchdb.exception.UpdateConflictException; + +import java.util.HashMap; +import java.util.Map; + +public class CouchDBGroup implements Group { + + private org.jcouchdb.db.Database database; + + private String groupId; + + CouchDBGroup(org.jcouchdb.db.Database database, String groupId){ + this.database = database; + this.groupId = groupId; + DesignDocument doc = new DesignDocument(groupId); + Map<String, String> lists = new HashMap<String, String>(); + doc.setListFunctions(lists); + try{ + database.createOrUpdateDocument(doc); + }catch(UpdateConflictException e){ + System.out.println("Connect to the doc "+groupId); + } + } + + public void addEntry(String key, Object value) { + DesignDocument doc = database.getDesignDocument(groupId); + Map<String, String> lists = doc.getListFunctions(); + lists.put(key, (String)value); + doc.setListFunctions(lists); + database.updateDocument(doc); + } + + public void updateEntry(String key, Object value) { + addEntry(key, value); + } + + public void deleteEntry(String key) { + DesignDocument doc = database.getDesignDocument(groupId); + Map<String, String> lists = doc.getListFunctions(); + lists.remove(key); + doc.setListFunctions(lists); + database.updateDocument(doc); + } + + public Object getValue(String key) { + DesignDocument doc = database.getDesignDocument(groupId); + Map<String, String> lists = doc.getListFunctions(); + return lists.get(key); + } +} diff --git a/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBSession.java b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBSession.java new file mode 100644 index 0000000000..3805d03283 --- /dev/null +++ b/collaboration/GSoC-2011-Eranda/couchdb/src/main/java/org/apache/tuscany/nosqldatastore/couchdb/CouchDBSession.java @@ -0,0 +1,45 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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 org.apache.tuscany.nosqldatastore.couchdb; + +import org.apache.tuscany.nosqldatastore.Database; +import org.apache.tuscany.nosqldatastore.Session; +import org.jcouchdb.db.Server; + +public class CouchDBSession implements Session{ + + public CouchDBSession(){ + } + + public Database createDatabase(String databaseName) { + Database database = new CouchDBDatatabase(databaseName); + return database; + } + + public Database getDatabase(String databaseName) { + Database database = new CouchDBDatatabase(databaseName); + return database; + } + + public void deleteDatabase(String databaseName) { + org.jcouchdb.db.Database db = new org.jcouchdb.db.Database("localhost",databaseName); + db.getServer().deleteDatabase(databaseName); + } +} |