How to build a formatted string in Java?-ThrowExceptions

Exception or error: I am somewhat new to Java but I dislike the heavy use of string concatenation I’m seeing in my textbook. For example, I’d like to avoid doing this: String s = “x:”+x+”,” y:”+y+”, z:”+z; Is it possible to build a string using a notation similar to this: String s = new String(“x:%d, …

java – JAI vendorname == null-ThrowExceptions

Exception or error: So I finished coding my application to rotate TIFF images which required JAI to manipulate the TIFFs. It works fine when working under Eclipse, but whenever I build a fat jar for the library and then create one implementing that (per http://fjep.sourceforge.net/fjeptutorial.html), when I do the java -jar Push.jar \path\to\dir, it runs …

java – How to configure JAXB so it trims whitespaces by default-ThrowExceptions

Exception or error: I would like to configure JAXB so that it trims whitespaces on all string fields I saw the following answer : How to configure JAXB so it trims whitespaces when unmarshalling tag value? But I do not want to have to annotate all string fields as per the suggested answer @XmlElement(required=true) @XmlJavaTypeAdapter(MyNormalizedStringAdapter.class) …

connect DB2 with Java-ThrowExceptions

Exception or error: I need to connect DB2 with Java. Kindly help me to connect DB2 with java in ECLIPSE. It would be of great help if you could guide me step by step Please let me know how to add classpath in eclipse code snippet: import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.DriverManager; import java.sql.Connection; import …

java – Encryption of video files?-ThrowExceptions

Exception or error: I am using this method for encrypting a video file: public static void encryptToBinaryFile(String password, byte[] bytes, File file) throws EncrypterException { try { final byte[] rawKey = getRawKey(password.getBytes()); final FileOutputStream ostream = new FileOutputStream(file, false); ostream.write(encrypt(rawKey, bytes)); ostream.flush(); ostream.close(); } catch (IOException e) { throw new EncrypterException(e); } } private static …

java – detect keyboard search button-ThrowExceptions

Exception or error: I change android soft keyboard to show search icon rather than Enter icon. My question is: how i can detect that user click on that search button? How to solve: In the edittext you might have used your input method options to search. <EditText android:imeOptions=”actionSearch” android:inputType=”text”/> Now use the Editor listener on …