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  • Ant Tokenizer: Selecting an individual Token

    - by John Oxley
    I have the following ant task: <loadfile property="proj.version" srcfile="build.py"> <filterchain> <striplinecomments> <comment value="#"/> </striplinecomments> <linecontains> <contains value="Version" /> </linecontains> </filterchain> </loadfile> <echo message="${proj.version}" /> And the output is [echo] config ["Version"] = "v1.0.10-r4.2" How do I then use a tokenizer to get only v1.0.10-r4.2, the equivalent of | cut -d'"' -f4

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  • Value gets changed upon comiting. | CallableStatements

    - by Triztian
    Hello, I having a weird problem with a DAO class and a StoredProcedure, what is happening is that I use a CallableStatement object which takes 15 IN parameters, the value of the field id_color is retrieved correctly from the HTML forms it even is set up how it should in the CallableStatement setter methods, but the moment it is sent to the database the id_color is overwriten by the value 3 here's the "context": I have the following class DAO.CoverDAO which handles the CRUD operations of this table CREATE TABLE `cover_details` ( `refno` int(10) unsigned NOT NULL AUTO_INCREMENT, `shape` tinyint(3) unsigned NOT NULL , `id_color` tinyint(3) unsigned NOT NULL ', `reversefold` bit(1) NOT NULL DEFAULT b'0' , `x` decimal(6,3) unsigned NOT NULL , `y` decimal(6,3) unsigned NOT NULL DEFAULT '0.000', `typecut` varchar(10) NOT NULL, `cornershape` varchar(20) NOT NULL, `z` decimal(6,3) unsigned DEFAULT '0.000' , `othercornerradius` decimal(6,3) unsigned DEFAULT '0.000'', `skirt` decimal(5,3) unsigned NOT NULL DEFAULT '7.000', `foamTaper` varchar(3) NOT NULL, `foamDensity` decimal(2,1) unsigned NOT NULL , `straplocation` char(1) NOT NULL ', `straplength` decimal(6,3) unsigned NOT NULL, `strapinset` decimal(6,3) unsigned NOT NULL, `spayear` varchar(20) DEFAULT 'Not Specified', `spamake` varchar(20) DEFAULT 'Not Specified', `spabrand` varchar(20) DEFAULT 'Not Specified', PRIMARY KEY (`refno`) ) ENGINE=MyISAM AUTO_INCREMENT=143 DEFAULT CHARSET=latin1 $$ The the way covers are being inserted is by a stored procedure, which is the following: CREATE DEFINER=`root`@`%` PROCEDURE `putCover`( IN shape TINYINT, IN color TINYINT(3), IN reverse_fold BIT, IN x DECIMAL(6,3), IN y DECIMAL(6,3), IN type_cut VARCHAR(10), IN corner_shape VARCHAR(10), IN cutsize DECIMAL(6,3), IN corner_radius DECIMAL(6,3), IN skirt DECIMAL(5,3), IN foam_taper VARCHAR(7), IN foam_density DECIMAL(2,1), IN strap_location CHAR(1), IN strap_length DECIMAL(6,3), IN strap_inset DECIMAL(6,3) ) BEGIN INSERT INTO `dbre`.`cover_details` (`dbre`.`cover_details`.`shape`, `dbre`.`cover_details`.`id_color`, `dbre`.`cover_details`.`reversefold`, `dbre`.`cover_details`.`x`, `dbre`.`cover_details`.`y`, `dbre`.`cover_details`.`typecut`, `dbre`.`cover_details`.`cornershape`, `dbre`.`cover_details`.`z`, `dbre`.`cover_details`.`othercornerradius`, `dbre`.`cover_details`.`skirt`, `dbre`.`cover_details`.`foamTaper`, `dbre`.`cover_details`.`foamDensity`, `dbre`.`cover_details`.`strapLocation`, `dbre`.`cover_details`.`strapInset`, `dbre`.`cover_details`.`strapLength` ) VALUES (shape,color,reverse_fold, x,y,type_cut,corner_shape, cutsize,corner_radius,skirt,foam_taper,foam_density, strap_location,strap_inset,strap_length); END As you can see basically it just fills each field, now, the CoverDAO.create(CoverDTO cover) method which creates the cover is like so: public void create(CoverDTO cover) throws DAOException { Connection link = null; CallableStatement query = null; try { link = MySQL.getConnection(); link.setAutoCommit(false); query = link.prepareCall("{CALL putCover(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)}"); query.setLong(1,cover.getShape()); query.setInt(2,cover.getColor()); query.setBoolean(3, cover.getReverseFold()); query.setBigDecimal(4,cover.getX()); query.setBigDecimal(5,cover.getY()); query.setString(6,cover.getTypeCut()); query.setString(7,cover.getCornerShape()); query.setBigDecimal(8, cover.getZ()); query.setBigDecimal(9, cover.getCornerRadius()); query.setBigDecimal(10, cover.getSkirt()); query.setString(11, cover.getFoamTaper()); query.setBigDecimal(12, cover.getFoamDensity()); query.setString(13, cover.getStrapLocation()); query.setBigDecimal(14, cover.getStrapLength()); query.setBigDecimal(15, cover.getStrapInset()); query.executeUpdate(); link.commit(); } catch (SQLException e) { throw new DAOException(e); } finally { close(link, query); } } The CoverDTO is made of accessesor methods, the MySQL object basically returns the connection from a pool. Here is the pset Query with dummy but appropriate data: putCover(1,10,0,80.000,80.000,'F','Cut',0.000,0,15.000,'4x2',1.5,'A',10.000,5.000) As you can see everything is fine just when I write to the DB instead of 10 in the second parameter a 3 is written. I have done the following: Traced the id_color value to the create method, still got replaced by a 3 Hardcoded the value in the DAO create method, still got replaced by a 3 Called the procedure from the MySQL Workbench, it worked fined so I assume something is happening in the create method, any help is really appreciated.

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  • How to expose an entity via alternate keys with spring data rest

    - by dan carter
    Spring-data-rest does a great job exposing entities via their primary key for GET, PUT and DELETE etc. operations. /myentityies/123 It also exposes search operations. /myentities/search/byMyOtherKey?myOtherKey=123 In my case the entities have a number of alternate keys. The systems calling us, will know the objects by these IDs, rather than our internal primary key. Is it possible to expose the objects via another URL and have the GET, PUT and DELETE handled by the built-in spring-data-rest controllers? /myentities/myotherkey/456 We'd like to avoid forcing the calling systems to have to make two requests for each update. I've tried playing with @RestResource path value, but there doesn't seem to be a way to add additional paths.

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  • I am faceing problem with this error

    - by Sanjeev
    I am using Struts application while running welcome page is run successfully after that the following error is appear org.apache.jasper.JasperException: Failed to load or instantiate TagLibraryValidator class: org.apache.taglibs.standard.tlv.JstlCoreTLV any idea whats the problem.

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  • Make process run on non EDT (event dispatch thread) thread from EDT

    - by Aly
    I have a method running on the EDT and within that I want to make it execute something on a new (non EDT) thread. My current code is follows: @Override public void actionPerformed(ActionEvent arg0) { //gathering parameters from GUI //below code I want to run in new Thread and then kill this thread/(close the JFrame) new GameInitializer(userName, player, Constants.BLIND_STRUCTURE_FILES.get(blindStructure), handState); }

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  • Exception in inserting data into data using JPA in netbeans

    - by sandeep
    SEVERE: Local Exception Stack: Exception [EclipseLink-7092] (Eclipse Persistence Services - 2.0.0.v20091127-r5931): org.eclipse.persistence.exceptions.ValidationException Exception Description: Cannot add a query whose types conflict with an existing query. Query To Be Added: [ReadAllQuery(name="Voter.findAll" referenceClass=Voter jpql="SELECT v FROM Voter v")] is named: [Voter.findAll] with arguments [[]].The existing conflicting query: [ReadAllQuery(name="Voter.findAll" referenceClass=Voter jpql="SELECT v FROM Voter v")] is named: [Voter.findAll] with arguments: [[]].

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  • Missing JAXB classes from XMLschema.xsd

    - by XLR
    Hi, I'm working on a xml schema resolver and I'm using JAXB with XMLSchema.xsd. I experience problems with JAXB, because I don't get classes for all the top level elements. For example for <xs:element name="maxLength" id="maxLength" type="xs:numFacet"> I do not get a class MaxLength or anything like that. Only NumFacet exists. Anyone else experienced that and could please help me? Cheers, XLR

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  • j2ME setLocationListener()

    - by Jeff Catania
    I'm programming a GPS tracking system using the Motorola i335 running on Sprint's IDEN network. I'm using the javax.microedition.location api to find the GPS coordinates. To set up the updating, you use the [setLocationListener][1] method. I originally tried passing (listener,2,1,1). However there was too many invalid locations being received (where the GPS could not get the fix in the specified time), so I changed the parameters to (listener, 20, 20, 1). Now the system barely throws any invalid locations. My goal is to get the fastest number of updates that are realistic. Have any of you found a happy medium for parameters of this method? [1]: http://www-users.cs.umn.edu/~czhou/docs/jsr179/lapi/javax/microedition/location/LocationProvider.html#setLocationListener(javax.microedition.location.LocationListener, int, int, int)

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  • Is there a way in CXF to disable the SoapCompressed header for debugging purposes?

    - by Don Branson
    I'm watching CXF service traffic using DonsProxy, and the CXF client sends an HTTP header "SoapCompressed": HttpHeadSubscriber starting... Sender is CLIENT at 127.0.0.1:2680 Packet ID:0-1 POST /yada/yada HTTP/1.1 Content-Type: text/xml; charset=UTF-8 SoapCompressed: true Accept-Encoding: gzip,gzip;q=1.0, identity; q=0.5, *;q=0 SOAPAction: "" Accept: */* User-Agent: Apache CXF 2.2 Cache-Control: no-cache Pragma: no-cache Host: localhost:9090 Connection: keep-alive Transfer-Encoding: chunked I'd like to turn SoapCompressed off in my dev environment so that I can see the SOAP on the wire. I've searched Google and grepped the CXF source code, but don't see anything in the docs or code that reference this. Any idea how to make the client send "SoapCompressed: off" instead, without routing it through Apache HTTPD or the like? Is there a way to configure it at the CXF client, in other words?

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  • How do you determine an acceptable response time for App Engine DB requests?

    - by qiq
    According to this discussion of Google App Engine on Hacker News, A DB (read) request takes over 100ms on the datastore. That's insane and unusable for about 90% of applications. How do you determine what is an acceptable response time for a DB read request? I have been using App Engine without noticing any issues with DB responsiveness. But, on the other hand, I'm not sure I would even know what to look for in that regard :)

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  • Lan Chatting system [closed]

    - by jay prakash singh
    Possible Duplicate: LAN chating system or LAN chat server displaying list of user to all the user window my code is i m use RMI so this is the interface declaration public void sendPublicMessage(String keyword, String username, String message) throws RemoteException; public void sendPrivateMessage(String keyword, String username, String message) throws RemoteException; public ArrayList getClientList() throws RemoteException; public void connect(String username) throws RemoteException; public void disconnect(String username) throws RemoteException; } chat Server here connectedUser is the HasMap object we use the follo0wing code for connection here ChatImpl is the stub try { InetAddress Address = InetAddress.getLocalHost(); ChatImpl csi = new ChatImpl(this); Naming.rebind("rmi://"+Address.getHostAddress()+":1099/ChatService", csi); } public ArrayList getClientList() { ArrayList myUser = new ArrayList(); Iterator i = connectedUser.keySet().iterator(); String user = null; while(i.hasNext()) { user = i.next().toString(); myUser.add(user); } return myUser; } public void addClient(Socket clientSocket) throws RemoteException { connectedUser.put(getUsername(), clientSocket); sendPublicMessage(ONLINE, getUsername(), "CLIENT"); } this is the client side code for array list public void updateClient(ArrayList allClientList) throws RemoteException { listClient.clear(); int i = 0; String username; for(i=0; i<allClientList.size(); i++) { username = allClientList.get(i).toString(); listClient.addElement(username); } }

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  • validate constructor arguments or method parameters with annotations, and let them throw an exceptio

    - by marius
    I am validating constructor and method arguments, as I want to the software, especially the model part of it, to fail fast. As a result, constructor code often looks like this public MyModelClass(String arg1, String arg2, OtherModelClass otherModelInstance) { if(arg1 == null) { throw new IllegalArgumentsException("arg1 must not be null"); } // further validation of constraints... // actual constructor code... } Is there a way to do that with an annotation driven approach? Something like: public MyModelClass(@NotNull(raise=IllegalArgumentException.class, message="arg1 must not be null") String arg1, @NotNull(raise=IllegalArgumentException.class) String arg2, OtherModelClass otherModelInstance) { // actual constructor code... } In my eyes this would make the actual code a lot more readable. In understand that there are annotations in order to support IDE validation (like the existing @NotNull annotation). Thank you very much for your help.

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  • Why is my panel not positioned correctly even after setting the boundaries?

    - by nutellafella
    I'm trying to make a simple GUI with radio buttons and I grouped them into one panel. I wanted it positioned on the leftmost side so I used the setBounds method. Whatever numbers I put on the parameters, the panel won't move. Are panels not affected by the setBounds method? Or is there another way to position my panel. Here's the snippet of my code: JPanel radioPanel = new JPanel(); radioPanel.setLayout(new GridLayout(3,1)); JRadioButton Rbutton1 = new JRadioButton("Credit Card"); JRadioButton Rbutton2 = new JRadioButton("E-Funds"); JRadioButton Rbutton3 = new JRadioButton("Check"); Rbutton3.setSelected(true); ButtonGroup Bgroup = new ButtonGroup(); Bgroup.add(Rbutton1); Bgroup.add(Rbutton2); Bgroup.add(Rbutton3); radioPanel.add(Rbutton1); radioPanel.add(Rbutton2); radioPanel.add(Rbutton3); radioPanel.setBounds(10,50,50,40); //this is where I'm trying to position the panel with the radio buttons paymentPanel.add(radioPanel); contentPane.add(paymentPanel); //contentPane is the frame contentPane.setVisible(true);

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  • String split array

    - by mac
    Intention is to take a current line which contains commas, store trimmed values of all space and store the line into the array. Why does this not work? String[] currentLineArray = currentInputLine.replace("\\s", "").split(",");

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  • How significant are JPA lazy loading performance benefits?

    - by Robert
    I understand that this is highly specific to the concrete application, but I'm just wondering what's the general opinion, or at least some personal experiences on the issue. I have an aversion towards the 'open session in view' pattern, so to avoid it, I'm thinking about simply fetching everything small eagerly, and using queries in the service layer to fetch larger stuff. Has anyone used this and regretted it? And is there maybe some elegant solution to lazy loading in the view layer that I'm not aware of?

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  • Why is JavaMail Transport.send() a static method?

    - by skiphoppy
    I'm revising code I did not write that uses JavaMail, and having a little trouble understanding why the JavaMail API is designed the way it is. I have the feeling that if I understood, I could be doing a better job. We call: transport = session.getTransport("smtp"); transport.connect(hostName, port, user, password); So why is Eclipse warning me that this: transport.send(message, message.getAllRecipients()); is a call to a static method? Why am I getting a Transport object and providing settings that are specific to it if I can't use that object to send the message? How does the Transport class even know what server and other settings to use to send the message? It's working fine, which is hard to believe. What if I had instantiated Transport objects for two different servers; how would it know which one to use? In the course of writing this question, I've discovered that I should really be calling: transport.sendMessage(message, message.getAllRecipients()); So what is the purpose of the static Transport.send() method? Is this just poor design, or is there a reason it is this way?

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  • how to invoke a webservice from one container in another container in glassfish

    - by vinny
    I have webservices deployed on two containers in two separate servers A and B. A webMethod in 'Server A' needs to invoke a webmethod in 'Server B'. I have created a client stub for Sever B. Im trying to make 'Server A' use this client stub and talk to Server B. I get an exception while trying to instantiate the port object specifically at : service.getABCBeanPort(); (using JAX-WS library) Is my approach correct? Is there any better way of invoking a webservice on a remote server?

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  • How do I remove implementing types from GWT’s Serialization Policy?

    - by Bluu
    The opposite of this question: http://stackoverflow.com/questions/138099/how-do-i-add-a-type-to-gwts-serialization-policy-whitelist GWT is adding undesired types to the serialization policy and bloating my JS. How do I trim my GWT whitelist by hand? Or should I at all? For example, if I put the interface List on a GWT RPC service class, GWT has to generate Javascript that handles ArrayList, LinkedList, Stack, Vector, ... even though my team knows we're only ever going to return an ArrayList. I could just make the method's return type ArrayList, but I like relying on an interface rather than a specific implementation. After all, maybe one day we will switch it up and return e.g. a LinkedList. In that case, I'd like to force the GWT serialization policy to compile for only ArrayList and LinkedList. No Stacks or Vectors. These implicit restrictions have one huge downside I can think of: a new member of the team starts returning Vectors, which will be a runtime error. So besides the question in the title, what is your experience designing around this?

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  • Collections not read from hibernate/ehcache second-level-cache

    - by Mark van Venrooij
    I'm trying to cache lazy loaded collections with ehcache/hibernate in a Spring project. When I execute a session.get(Parent.class, 123) and browse through the children multiple times a query is executed every time to fetch the children. The parent is only queried the first time and then resolved from the cache. Probably I'm missing something, but I can't find the solution. Please see the relevant code below. I'm using Spring (3.2.4.RELEASE) Hibernate(4.2.1.Final) and ehcache(2.6.6) The parent class: @Entity @Table(name = "PARENT") @Cacheable @Cache(usage = CacheConcurrencyStrategy.READ_WRITE, include = "all") public class ServiceSubscriptionGroup implements Serializable { /** The Id. */ @Id @Column(name = "ID") private int id; @OneToMany(fetch = FetchType.LAZY, mappedBy = "parent") @Cache(usage = CacheConcurrencyStrategy.READ_WRITE) private List<Child> children; public List<Child> getChildren() { return children; } public void setChildren(List<Child> children) { this.children = children; } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; Parent that = (Parent) o; if (id != that.id) return false; return true; } @Override public int hashCode() { return id; } } The child class: @Entity @Table(name = "CHILD") @Cacheable @Cache(usage = CacheConcurrencyStrategy.READ_WRITE, include = "all") public class Child { @Id @Column(name = "ID") private int id; @ManyToOne(fetch = FetchType.LAZY, cascade = CascadeType.ALL) @JoinColumn(name = "PARENT_ID") @Cache(usage = CacheConcurrencyStrategy.READ_WRITE) private Parent parent; public int getId() { return id; } public void setId(final int id) { this.id = id; } private Parent getParent(){ return parent; } private void setParent(Parent parent) { this.parent = parent; } @Override public boolean equals(final Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } final Child that = (Child) o; return id == that.id; } @Override public int hashCode() { return id; } } The application context: <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"> <property name="dataSource" ref="dataSource" /> <property name="annotatedClasses"> <list> <value>Parent</value> <value>Child</value> </list> </property> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">org.hibernate.dialect.SQLServer2008Dialect</prop> <prop key="hibernate.hbm2ddl.auto">validate</prop> <prop key="hibernate.ejb.naming_strategy">org.hibernate.cfg.ImprovedNamingStrategy</prop> <prop key="hibernate.connection.charSet">UTF-8</prop> <prop key="hibernate.show_sql">true</prop> <prop key="hibernate.format_sql">true</prop> <prop key="hibernate.use_sql_comments">true</prop> <!-- cache settings ehcache--> <prop key="hibernate.cache.use_second_level_cache">true</prop> <prop key="hibernate.cache.use_query_cache">true</prop> <prop key="hibernate.cache.region.factory_class"> org.hibernate.cache.ehcache.SingletonEhCacheRegionFactory</prop> <prop key="hibernate.generate_statistics">true</prop> <prop key="hibernate.cache.use_structured_entries">true</prop> <prop key="hibernate.cache.use_query_cache">true</prop> <prop key="hibernate.transaction.factory_class"> org.hibernate.engine.transaction.internal.jta.JtaTransactionFactory</prop> <prop key="hibernate.transaction.jta.platform"> org.hibernate.service.jta.platform.internal.JBossStandAloneJtaPlatform</prop> </props> </property> </bean> The testcase I'm running: @Test public void testGetParentFromCache() { for (int i = 0; i <3 ; i++ ) { getEntity(); } } private void getEntity() { Session sess = sessionFactory.openSession() sess.setCacheMode(CacheMode.NORMAL); Transaction t = sess.beginTransaction(); Parent p = (Parent) s.get(Parent.class, 123); Assert.assertNotNull(p); Assert.assertNotNull(p.getChildren().size()); t.commit(); sess.flush(); sess.clear(); sess.close(); } In the logging I can see that the first time 2 queries are executed getting the parent and getting the children. Furthermore the logging shows that the child entities as well as the collection are stored in the 2nd level cache. However when reading the collection a query is executed to fetch the children on second and third attempt.

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  • How to pass data from selected rows using checkboxes from JSP to the server

    - by eddy
    Hi, I'd like to know if there's any way to send data to the server for the selected rows using the checkboxes I've put on those rows? I mean , how can I send only the data (in this case mileage ) of those selected rows (selected with the checkboxes) to the server ? see the image Here's the html code I use: <table> <thead> <tr class="tableheader"> <td width="10%"></td> <td width="30%">Vehicle</td> <td width="40%">Driver</td> <td width="10%">Mileage</td> </tr> </thead> <tbody> <c:forEach items="${list}" var="item"> <tr> <td align="center"> <input type="checkbox" name="selectedItems" value="c:out value="${item.numberPlate}"/>"/> </td> <td align="left"><c:out value="${item.numberPlate}"/></td> <td align="left"><c:out value="${item.driver.fullName}" /></td> <td align="left"><input type="text" name="mileage" value="" /></td> </tr> </c:forEach> </tbody> </table> I really hope you can give some guidance on this. Thanks in beforehand.

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