Java Doc for ScaledRAFile.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.ScaledRAFile ScaledRAFile class ScaledRAFile implements ScaledRAInterface(Code) This class is a wapper for a random access file such as that used for CACHED table storage. author:    fredt@users version:    1.8.0 since:    1.7.2 Field Summary final static  int DATA_FILE_JAR      final static  int DATA_FILE_NIO      final static  int DATA_FILE_RAF      final static  long MAX_NIO_LENGTH      final  SimpleLog appLog      final  HsqlByteArrayInputStream ba      final  byte[] buffer       boolean bufferDirty       long bufferOffset      static  int cacheHit      final  RandomAccessFile file      final  String fileName       boolean isNio       long realPosition       long seekPosition      Constructor Summary   ScaledRAFile(Database database, String name, RandomAccessFile file, boolean readonly)        ScaledRAFile(Database database, String name, boolean readonly)      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()      static  Storage newScaledRAFile(Database database, String name, boolean readonly, int type, String classname, String key)      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 DATA_FILE_JAR final static int DATA_FILE_JAR(Code) DATA_FILE_NIO final static int DATA_FILE_NIO(Code) DATA_FILE_RAF final static int DATA_FILE_RAF(Code) MAX_NIO_LENGTH final static long MAX_NIO_LENGTH(Code) appLog final SimpleLog appLog(Code) ba final HsqlByteArrayInputStream ba(Code) buffer final byte[] buffer(Code) bufferDirty boolean bufferDirty(Code) bufferOffset long bufferOffset(Code) cacheHit static int cacheHit(Code) file final RandomAccessFile file(Code) fileName final String fileName(Code) isNio boolean isNio(Code) realPosition long realPosition(Code) seekPosition long seekPosition(Code) Constructor Detail ScaledRAFile ScaledRAFile(Database database, String name, RandomAccessFile file, boolean readonly) throws FileNotFoundException, IOException(Code) ScaledRAFile ScaledRAFile(Database database, String name, boolean readonly) 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) newScaledRAFile static Storage newScaledRAFile(Database database, String name, boolean readonly, int type, String classname, String key) throws FileNotFoundException, IOException(Code) seekPosition is the position in seek() calls or after reading or writing realPosition is the file position 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)