Package org.marid.db.hsqldb

Class HsqldbDaqAbstractReader<T extends java.io.Serializable>

java.lang.Object
org.marid.db.hsqldb.HsqldbDaqAbstractReader<T>
All Implemented Interfaces:
java.lang.AutoCloseable, DaqMXBean, DaqReader<T>
Direct Known Subclasses:
HsqldbDaqNumericReader, HsqldbDaqNumericWriter
public abstract class HsqldbDaqAbstractReader<T extends java.io.Serializable>
extends java.lang.Object
implements DaqReader<T>
Author:
Dmitry Ovchinnikov.

  • Constructor Summary

    Constructors 
    Modifier Constructor Description
    protected HsqldbDaqAbstractReader​(javax.sql.DataSource dataSource, java.lang.String table)  

  • Method Summary

    Modifier and Type Method Description
    void close()  
    DataRecord<T> fetchRecord​(long tag, long instant)  
    java.util.List<DataRecord<T>> fetchRecords​(long[] tags, long from, long to)  
    long getRecordCount()  
    protected abstract java.lang.String getSqlTypeName()  
    protected abstract T getValue​(java.sql.ResultSet resultSet, int index)  
    java.util.Map<java.lang.Long,​java.lang.String> hash​(long from, long to, boolean includeData, java.lang.String algorithm)  
    protected abstract void setValue​(java.sql.PreparedStatement statement, int index, T value)  
    long tagCount​(long from, long to)  
    long[] tags​(long from, long to)  
    protected abstract byte[] toByteArray​(T value)  

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • HsqldbDaqAbstractReader

      protected HsqldbDaqAbstractReader​(javax.sql.DataSource dataSource, java.lang.String table)

  • Method Details

    • tags

      public long[] tags​(long from, long to)
      Specified by:
      tags in interface DaqReader<T extends java.io.Serializable>

    • tagCount

      public long tagCount​(long from, long to)
      Specified by:
      tagCount in interface DaqReader<T extends java.io.Serializable>

    • fetchRecord

      public DataRecord<T> fetchRecord​(long tag, long instant)
      Specified by:
      fetchRecord in interface DaqReader<T extends java.io.Serializable>

    • fetchRecords

      public java.util.List<DataRecord<T>> fetchRecords​(long[] tags, long from, long to)
      Specified by:
      fetchRecords in interface DaqReader<T extends java.io.Serializable>

    • hash

      public java.util.Map<java.lang.Long,​java.lang.String> hash​(long from, long to, boolean includeData, java.lang.String algorithm)
      Specified by:
      hash in interface DaqReader<T extends java.io.Serializable>

    • getRecordCount

      public long getRecordCount()
      Specified by:
      getRecordCount in interface DaqMXBean

    • setValue

      protected abstract void setValue​(java.sql.PreparedStatement statement, int index, T value) throws java.sql.SQLException
      Throws:
      java.sql.SQLException

    • getValue

      protected abstract T getValue​(java.sql.ResultSet resultSet, int index) throws java.sql.SQLException
      Throws:
      java.sql.SQLException

    • toByteArray

      protected abstract byte[] toByteArray​(@NotNull T value)

    • getSqlTypeName

      protected abstract java.lang.String getSqlTypeName()

    • close

      public void close() throws java.lang.Exception
      Specified by:
      close in interface java.lang.AutoCloseable
      Throws:
      java.lang.Exception