Java Doc for ScaledRAFileInJar.java in  » Database-DBMS » hsql » org » hsqldb » persist » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database DBMS » hsql » org.hsqldb.persist   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.hsqldb.persist.ScaledRAFileInJar ScaledRAFileInJar class ScaledRAFileInJar implements ScaledRAInterface(Code) This class is a random access wrapper around a DataInputStream object and enables access to cached tables when a database is included in a jar. A proof-of-concept prototype was first contributed by winfriedthom@users. author:    fredt@users version:    1.8.0 since:    1.8.0 Field Summary  HsqlByteArrayInputStream ba       byte[] buffer       boolean bufferDirty       long bufferOffset       DataInputStream file       long fileLength      final  String fileName       long realPosition       long seekPosition      Constructor Summary   ScaledRAFileInJar(String name)      Method Summary public  boolean canAccess(int length)      public  boolean canSeek(long position)      public  void close()      public  Database getDatabase()      public  long getFilePointer()      public  boolean isReadOnly()      public  long length()      public  int read()      public  void read(byte[] b, int offset, int length)      public  int readInt()      public  long readLong()      public  void seek(long position)      Some JVM's do not allow seek beyond end of file, so zeros are written first in that case. public  boolean wasNio()      public  void write(byte[] b, int off, int len)      public  void writeInt(int i)      public  void writeLong(long i)      Field Detail ba HsqlByteArrayInputStream ba(Code) buffer byte[] buffer(Code) bufferDirty boolean bufferDirty(Code) bufferOffset long bufferOffset(Code) file DataInputStream file(Code) fileLength long fileLength(Code) fileName final String fileName(Code) realPosition long realPosition(Code) seekPosition long seekPosition(Code) Constructor Detail ScaledRAFileInJar ScaledRAFileInJar(String name) throws FileNotFoundException, IOException(Code) Method Detail canAccess public boolean canAccess(int length)(Code) canSeek public boolean canSeek(long position)(Code) close public void close() throws IOException(Code) getDatabase public Database getDatabase()(Code) getFilePointer public long getFilePointer() throws IOException(Code) isReadOnly public boolean isReadOnly()(Code) length public long length() throws IOException(Code) read public int read() throws IOException(Code) read public void read(byte[] b, int offset, int length) throws IOException(Code) readInt public int readInt() throws IOException(Code) readLong public long readLong() throws IOException(Code) seek public void seek(long position) throws IOException(Code) Some JVM's do not allow seek beyond end of file, so zeros are written first in that case. Reported by bohgammer@users in Open Disucssion Forum. wasNio public boolean wasNio()(Code) write public void write(byte[] b, int off, int len) throws IOException(Code) writeInt public void writeInt(int i) throws IOException(Code) writeLong public void writeLong(long i) throws IOException(Code) 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)