Java Doc for JRConcurrentSwapFile.java in  » Report » jasperreports-2.0.1 » net » sf » jasperreports » engine » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Report » jasperreports 2.0.1 » net.sf.jasperreports.engine.util   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    net.sf.jasperreports.engine.util.JRSwapFile       net.sf.jasperreports.engine.util.JRConcurrentSwapFile JRConcurrentSwapFile public class JRConcurrentSwapFile extends JRSwapFile (Code) net.sf.jasperreports.engine.util.JRSwapFile JRSwapFile derived class that uses a java.nio.channels.FileChannel FileChannel to perform concurrent I/O on the swap file. author:    Lucian Chirita (lucianc@users.sourceforge.net) version:    $Id: JRConcurrentSwapFile.java 1270 2006-05-29 17:13:26Z lucianc $ Constructor Summary public   JRConcurrentSwapFile(String directory, int blockSize, int minGrowCount)      Creates a swap file. Method Summary protected  void read(byte[] data, int dataOffset, int dataLength, long fileOffset)      protected  void write(byte[] data, int dataSize, int dataOffset, long fileOffset)      Constructor Detail JRConcurrentSwapFile public JRConcurrentSwapFile(String directory, int blockSize, int minGrowCount)(Code) Creates a swap file. The file name is generated automatically. Parameters:   directory - the directory where the file should be created. Parameters:   blockSize - the size of the blocks allocated by the swap file Parameters:   minGrowCount - the minimum number of blocks by which the swap file grows when full Method Detail read protected void read(byte[] data, int dataOffset, int dataLength, long fileOffset) throws IOException(Code) write protected void write(byte[] data, int dataSize, int dataOffset, long fileOffset) throws IOException(Code) Fields inherited from net.sf.jasperreports.engine.util.JRSwapFile final protected RandomAccessFile file(Code)(Java Doc) Methods inherited from net.sf.jasperreports.engine.util.JRSwapFile public void dispose()(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) public void free(SwapHandle handle)(Code)(Java Doc) protected synchronized void freeBlocks(long[] offsets)(Code)(Java Doc) public byte[] read(SwapHandle handle, boolean free) throws IOException(Code)(Java Doc) protected void read(byte[] data, int dataOffset, int dataLength, long fileOffset) throws IOException(Code)(Java Doc) protected synchronized long[] reserveFreeBlocks(int blockCount) throws IOException(Code)(Java Doc) public SwapHandle write(byte[] data) throws IOException(Code)(Java Doc) protected void write(byte[] data, int dataSize, int dataOffset, long fileOffset) throws IOException(Code)(Java Doc) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)