From: jprocter Date: Fri, 31 Aug 2007 16:12:25 +0000 (+0000) Subject: formatting X-Git-Tag: Release_0.2~66 X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=fd2c5e2325ede09556f11ce6e33b3ad03c1debc2;p=vamsas.git formatting git-svn-id: https://svn.lifesci.dundee.ac.uk/svn/repository/trunk@454 be28352e-c001-0410-b1a7-c7978e42abec --- diff --git a/src/uk/ac/vamsas/client/simpleclient/SimpleClientFactory.java b/src/uk/ac/vamsas/client/simpleclient/SimpleClientFactory.java index 4093290..d709f5d 100644 --- a/src/uk/ac/vamsas/client/simpleclient/SimpleClientFactory.java +++ b/src/uk/ac/vamsas/client/simpleclient/SimpleClientFactory.java @@ -1,12 +1,12 @@ -/* -* VAMSAS Project -* - -* -* Dec 13, 2006 -* -*/ - +/** + * + * VAMSAS Project + * + * + * Dec 13, 2006 + * + */ + package uk.ac.vamsas.client.simpleclient; import java.io.File; @@ -14,7 +14,6 @@ import java.io.File; import java.io.IOException; import java.net.MalformedURLException; - import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; @@ -36,37 +35,36 @@ public class SimpleClientFactory implements IClientFactory { private static Log log = LogFactory.getLog(SimpleClientFactory.class); private File sessionArena = null; - + private String vamsasSubdirectoryName = ".vamsas"; - - private SimpleSessionManager sessionManager = null; - private static final String SESSION_LIST="sessions.obj"; - + + private SimpleSessionManager sessionManager = null; + + private static final String SESSION_LIST = "sessions.obj"; + // private String[] currentlyAvailableDessions = null; - + /** * default constructor - called by CreateClientFactory only. * * Inits the sessionarena to the directory .vamsas of the user home directory. * */ - public SimpleClientFactory() throws IOException - { - // sessionArena - + public SimpleClientFactory() throws IOException { + // sessionArena + // retrieves user home directory String userHomeDirectory = System.getProperty("user.home"); - if (userHomeDirectory == null || userHomeDirectory.length()<1) - { - new IOException("Unable to detect user home directory"); - } - String sessionArenaPath = userHomeDirectory.concat(File.separator.concat(this.vamsasSubdirectoryName)); - + if (userHomeDirectory == null || userHomeDirectory.length() < 1) { + new IOException("Unable to detect user home directory"); + } + String sessionArenaPath = userHomeDirectory.concat(File.separator + .concat(this.vamsasSubdirectoryName)); + this.initSessionArena(sessionArenaPath); - // this.initFactoryObjects(); + // this.initFactoryObjects(); } - - + /** * Create a client factory that works with sessions at the given path. * @@ -74,10 +72,10 @@ public class SimpleClientFactory implements IClientFactory { * path to directory called session arena, where will be created * session directories and session files. */ - public SimpleClientFactory(String path) throws IOException - { + public SimpleClientFactory(String path) throws IOException { this.initSessionArena(path); } + /** * Inits sessionArena to a given path. checks if path is valid. * @@ -86,32 +84,24 @@ public class SimpleClientFactory implements IClientFactory { * @throws IOException * if the path is incorrect */ - private void initSessionArena (String path) throws IOException - { + private void initSessionArena(String path) throws IOException { // Check path is valid and read/writeable. - File arenaFile = new File (path); - if (!arenaFile.exists()) - { - if (! arenaFile.mkdirs()) - { + File arenaFile = new File(path); + if (!arenaFile.exists()) { + if (!arenaFile.mkdirs()) { this.sessionArena = null; - throw(new IOException("Unable to create a directory called "+path)); + throw (new IOException("Unable to create a directory called " + path)); } } - if (arenaFile.exists() && arenaFile.isDirectory() && arenaFile.canRead() && arenaFile.canWrite()) - { - this.sessionArena = arenaFile; - } - else - { + if (arenaFile.exists() && arenaFile.isDirectory() && arenaFile.canRead() + && arenaFile.canWrite()) { + this.sessionArena = arenaFile; + } else { this.sessionArena = null; - throw(new IOException("Cannot read and write to a directory called "+path)); - } + throw (new IOException("Cannot read and write to a directory called " + + path)); + } } - - - - /** * @see uk.ac.vamsas.client.IClientFactory#getIClient(uk.ac.vamsas.client.ClientHandle) @@ -134,84 +124,84 @@ public class SimpleClientFactory implements IClientFactory { * java.lang.String) */ public IClient getIClient(ClientHandle applicationHandle, String sessionUrn) { -// locate session from Urn + // locate session from Urn // check that clientHandle is unique (with default user) - if not update the // clientHandle urn to make it unique. // wait for lock and attach to session // create SimpleClient instance - log.debug("Trying to create session with URN "+sessionUrn); + log.debug("Trying to create session with URN " + sessionUrn); return this.getIClient(applicationHandle, null, sessionUrn); - + } - private File convertSessionUrnToFile(String sessionUrn) throws InvalidSessionUrnException - { - if (sessionUrn == null) - { - log.debug("Incorrect URN: can not open session."); - throw new InvalidSessionUrnException(); - } - + private File convertSessionUrnToFile(String sessionUrn) + throws InvalidSessionUrnException { + if (sessionUrn == null) { + log.debug("Incorrect URN: can not open session."); + throw new InvalidSessionUrnException(); + } + SessionUrn urn = new SessionUrn(sessionUrn); - return urn.asFile(); - + return urn.asFile(); + } - + /** * @see uk.ac.vamsas.client.IClientFactory#getIClient(uk.ac.vamsas.client.ClientHandle, * uk.ac.vamsas.client.UserHandle, java.lang.String) */ public IClient getIClient(ClientHandle applicationHandle, UserHandle userId, String sessionUrn) { -// locate session from Urn + // locate session from Urn // check Uniqueness of user + ClientHandle in the session. Update // clientHandle urn accordingly. // wait for lock, attach to session // create client instance IClient client = null; - + try { File sessionDirectory = this.convertSessionUrnToFile(sessionUrn); // create session - log.debug("found session directory "+sessionDirectory.getAbsolutePath()); + log + .debug("found session directory " + + sessionDirectory.getAbsolutePath()); VamsasSession vamsasSession = new VamsasSession(sessionDirectory); - - /* - * if (userId == null) { //create a default userHandle //with current OS - * user and hostname userId = new UserHandle(System.getProperty("user.name", - * System.getProperty("USERNAME","Joe Doe")), - * System.getProperty("host.name",System.getProperty("HOSTNAME", "Unknown") - * ));// clientName, clientVersion, sessionPath); } - * - * - * //create simple client client = new SimpleClient(userId, - * applicationHandle, vamsasSession); - */ + + /* + * if (userId == null) { //create a default userHandle //with current OS + * user and hostname userId = new UserHandle(System.getProperty("user.name", + * System.getProperty("USERNAME","Joe Doe")), + * System.getProperty("host.name",System.getProperty("HOSTNAME", "Unknown") + * ));// clientName, clientVersion, sessionPath); } + * + * + * //create simple client client = new SimpleClient(userId, + * applicationHandle, vamsasSession); + */ client = this.initClient(sessionDirectory, userId, applicationHandle); } catch (MalformedURLException e) { - log.error("error while creating new IClient: incorrect session urn",e); + log.error("error while creating new IClient: incorrect session urn", e); client = null; - + } catch (InvalidSessionUrnException e) { - log.error("error while creating new IClient: incorrect session urn",e); + log.error("error while creating new IClient: incorrect session urn", e); client = null; } catch (IOException e) { - log.error("error while creating new IClient: file access error",e); + log.error("error while creating new IClient: file access error", e); client = null; } return client; } - - private IClient initClient( File sessdir, UserHandle userId, ClientHandle clientHandle) throws IOException, InvalidSessionUrnException - { + private IClient initClient(File sessdir, UserHandle userId, + ClientHandle clientHandle) throws IOException, InvalidSessionUrnException { IClient client = null; // create session VamsasSession vamsasSession = new VamsasSession(sessdir); - - this.getSessionManager().addSession(new SessionHandle(new SessionUrn(vamsasSession).getSessionUrn())); - if (userId == null) - { + + this.getSessionManager().addSession( + new SessionHandle(new SessionUrn(vamsasSession).getSessionUrn())); + if (userId == null) { // create a default userHandle // userId = new UserHandle(System.getProperty("user.name", // System.getProperty("USERNAME","Joe Doe")), @@ -219,40 +209,38 @@ public class SimpleClientFactory implements IClientFactory { // "Unknown") ));// clientName, clientVersion, sessionPath); userId = new UserHandle(null, null); } - + // FullName and organisation should not be null (otherwise UserHandle equals // method raises an java.lang.NullPointerException ) // use current OS user and hostname, if null - if ( userId.getFullName() == null) - { - userId.setFullName(System.getProperty("user.name", System.getProperty("USERNAME","Joe Doe"))); + if (userId.getFullName() == null) { + userId.setFullName(System.getProperty("user.name", System.getProperty( + "USERNAME", "Joe Doe"))); + } + + if (userId.getOrganization() == null) { + userId.setOrganization(System.getProperty("host.name", System + .getProperty("HOSTNAME", "Unknown"))); + } + + if (clientHandle == null) + clientHandle = new ClientHandle("SimpleVamsasClientApp", "0.1"); + else { + if (clientHandle.getClientName() == null) { + clientHandle.setClientName("SimpleVamsasClientApp"); } - - if (userId.getOrganization() == null) - { - userId.setOrganization( System.getProperty("host.name",System.getProperty("HOSTNAME", "Unknown") )); + if (clientHandle.getVersion() == null) { + clientHandle.setVersion("0.1"); } - - if (clientHandle == null) - clientHandle = new ClientHandle("SimpleVamsasClientApp","0.1"); - else - { - if (clientHandle.getClientName() == null) - { - clientHandle.setClientName("SimpleVamsasClientApp"); - } - if (clientHandle.getVersion() == null) - { - clientHandle.setVersion("0.1"); - } - } - - // create simple client - client = new SimpleClient(userId, clientHandle, vamsasSession); - vamsasSession.addClient((SimpleClient) client); - vamsasSession.setSessionManager(this.getSessionManager()); - return client; + } + + // create simple client + client = new SimpleClient(userId, clientHandle, vamsasSession); + vamsasSession.addClient((SimpleClient) client); + vamsasSession.setSessionManager(this.getSessionManager()); + return client; } + /** * @see uk.ac.vamsas.client.IClientFactory#getIClient(uk.ac.vamsas.client.ClientHandle, * uk.ac.vamsas.client.UserHandle) @@ -263,57 +251,51 @@ public class SimpleClientFactory implements IClientFactory { // register SimpleClient and UserHandles in session // create client instance IClient client = null; - if (this.sessionArena==null) - throw new Error("Improperly initialised SimpleClientFactory object - null sessionArena."); - - ClientHandle clientHandle =applicationHandle; + if (this.sessionArena == null) + throw new Error( + "Improperly initialised SimpleClientFactory object - null sessionArena."); + + ClientHandle clientHandle = applicationHandle; // create default clientHandle with "SimpleVamsasClientApp","0.1", if (clientHandle == null) - clientHandle = new ClientHandle("SimpleVamsasClientApp","0.1"); - else - { - if (clientHandle.getClientName() == null) - { - clientHandle.setClientName("SimpleVamsasClientApp"); - } - - - if (clientHandle.getVersion() == null) - { - clientHandle.setVersion("0.1"); + clientHandle = new ClientHandle("SimpleVamsasClientApp", "0.1"); + else { + if (clientHandle.getClientName() == null) { + clientHandle.setClientName("SimpleVamsasClientApp"); } + + if (clientHandle.getVersion() == null) { + clientHandle.setVersion("0.1"); } + } // check if any available session(s) String[] availableSessions = this.getCurrentSessions(); - if (availableSessions != null) - {// there are available sessions - if (availableSessions.length>1) - {// more than one session if available... can not choose - - // represents list of session as String - StringBuffer sessionURNs = new StringBuffer(""); - for (int i = 0; i< availableSessions.length ; i++) - { - sessionURNs.append(availableSessions[i]+" "); - } - throw new NoDefaultSessionException("Several sessions available, please pick one: "+sessionURNs); - } - - // check if only one session available. if yes, open it - if (availableSessions.length == 1) - { - // only one session available, open it. - return this.getIClient(clientHandle, availableSessions[0]); - } - else { - log.debug("No active session found"); + if (availableSessions != null) {// there are available sessions + if (availableSessions.length > 1) {// more than one session if available... can not choose + + // represents list of session as String + StringBuffer sessionURNs = new StringBuffer(""); + for (int i = 0; i < availableSessions.length; i++) { + sessionURNs.append(availableSessions[i] + " "); } + throw new NoDefaultSessionException( + "Several sessions available, please pick one: " + sessionURNs); + } + + // check if only one session available. if yes, open it + if (availableSessions.length == 1) { + // only one session available, open it. + return this.getIClient(clientHandle, availableSessions[0]); + } else { + log.debug("No active session found"); } + } // no session available - create a new one - + client = clientInNewSession(userId, clientHandle); return client; } + /** * * @param userId @@ -322,65 +304,58 @@ public class SimpleClientFactory implements IClientFactory { */ private IClient clientInNewSession(UserHandle userId, ClientHandle clientHandle) { + IClient client = null; - try - { - // create sessionDirectory - File sessdir = File.createTempFile("sess", ".simpleclient", this.sessionArena); - log.debug("Creating new session directory"); - if (!(sessdir.delete() && sessdir.mkdir())) - throw new IOException("Could not make session directory "+sessdir); - client = this.initClient(sessdir, userId, clientHandle); - } - catch (IOException e) - { - log.error("error while creating new IClient",e); - } - catch (InvalidSessionUrnException e) - { - log.error("Unable to create new IClient. The session urn is incorrect ",e); - } - + try { + // create sessionDirectory + File sessdir = File.createTempFile("sess", ".simpleclient", + this.sessionArena); + log.debug("Creating new session directory"); + if (!(sessdir.delete() && sessdir.mkdir())) + throw new IOException("Could not make session directory " + sessdir); + client = this.initClient(sessdir, userId, clientHandle); + } catch (IOException e) { + log.error("error while creating new IClient", e); + } catch (InvalidSessionUrnException e) { + log.error("Unable to create new IClient. The session urn is incorrect ", + e); + } + return client; } + /** * @see uk.ac.vamsas.client.IClientFactory#getCurrentSessions() */ public String[] getCurrentSessions() { - String [] sessions = null; + String[] sessions = null; try { - sessions =this.getSessionManager().getCurrentSessions(); + sessions = this.getSessionManager().getCurrentSessions(); } catch (IOException e) { - log.error("Unable to get available sessions",e); - sessions = null; + log.error("Unable to get available sessions", e); + sessions = null; } return sessions; } - /** * @return the sessionFile */ - private SimpleSessionManager getSessionManager() throws IOException - { - if (this.sessionManager == null) - { - this.sessionManager = new SimpleSessionManager( new File (this.sessionArena, SESSION_LIST)); - } - return this.sessionManager; + private SimpleSessionManager getSessionManager() throws IOException { + if (this.sessionManager == null) { + this.sessionManager = new SimpleSessionManager(new File( + this.sessionArena, SESSION_LIST)); } - + return this.sessionManager; + } public IClient getNewSessionIClient(ClientHandle applicationHandle) { return clientInNewSession(null, applicationHandle); } - public IClient getNewSessionIClient(ClientHandle applicationHandle, UserHandle userId) { return clientInNewSession(userId, applicationHandle); } - - }