OutOfMemoryError « error « Java I/O Q&A





1. How to avoid OutOfMemoryError uploading file?    stackoverflow.com

I'm trying to upload image files. When uploading files of sizes of about 40 to 200kb everything is fine. But when I try to upload a file of size 459kb sometimes ...

2. Processing large xlsx file in Java    stackoverflow.com

I need to auto-fit all rows in large (30k+ rows) xlsx file. The following code via apache poi works on small files, but goes out with OutOfMemoryError on large ones:

Workbook workbook = ...

3. Jasper Reports OutOfMemoryError on export    stackoverflow.com

I have written a web app for managing and running Jasper reports. Lately I've been working with some reports that generate extremely large (1500+ page) outputs, and attempting to resolve ...

4. OutOfMemoryError while Data above 16 MB    coderanch.com

Hi, I am reading from a muliplte resultset in nested loops and writing to a file. This is a new XML file that i am creating using FileOutputStream and then writing to it. I can write upto 16MB of data and beyond that it gives me an OutOFMemory Error. The sample write statement is as follows fos.write(("" + mainRS.getString(5) + "").getBytes()); ...

5. OutOfMemoryError While loading the indexes    coderanch.com

Hi All, We have developed an RMI Based search engine, which provides the facility to search as per the categories, Boolean and phrase search, which is being implemented in the following way: - Books are divided into batches. Each batch has 50 books. In each Batch 37 files which are indexes i.e. a to z and 0 to 9 and 1 ...

6. java.lang.OutOfMemoryError    coderanch.com

I have managed to read in an 18mb file into a byte array, although when i try to pass that byte array to a method by parameter i get: java.lang.OutOfMemoryError Please help with any suggestions/solutions heres my code: InputStream is = new FileInputStream(fileName); long length = spssfile.length(); byte[] bytes = new byte[(int)length]; is.read(bytes, 0, bytes.length); is.close(); System.out.println("Got this far"); XMLFile file ...

7. OutOfMemoryError using getInputStream()    coderanch.com

Howdy all, I have a Java issue and I don't know how to solve it, so I thought I'd run it by the folks here and see if anyone here knows what to make of it. First: The (simplified) code below works fine on a PC, but not in a limited memory environment, like a PDA. Second: I have no control ...

8. java.lang.OutOfMemoryError    coderanch.com

Hello friends, I need an urgent assistance with a project that am working on presently at the moment. I am trying to read and write data in byte arrays from a file with the use of FileInputStream and then write it to another file with the use of FileOutputStream. My Code works very fine when handling files lesser than 30MB. When ...





11. OutOfMemoryError in file handling    forums.oracle.com

/*if (fileSize < fileEnd) { fileEnd = fileSize; } String filePart = ""; //number of file parts to be saved if((fileSize % FileServiceDAOConstants.FILEPART_SIZE )!=0 ){ noOfFilePart = fileSize /FileServiceDAOConstants.FILEPART_SIZE + 1; }else{ noOfFilePart = (fileSize /FileServiceDAOConstants.FILEPART_SIZE ); } //Logging no of parts to be inserted if (LOGGER.isDebugEnabled()) { LOGGER.debug(ssLogMessage.newMessageInstance(this, LOG_METHOD, VERSION, FileServiceDAOConstants.LOG_INSERTFILE_NOOFPARTS_TOBE_INSERTED, new Object[] { String.valueOf(noOfFilePart)})); } StringBuffer fileStringBuffer = new ...