MainBase (Devsphere Java XML Projects)

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com.devsphere.xml.benchmark
Class MainBase

java.lang.Object
  |
  +--com.devsphere.xml.benchmark.MainBase

Direct Known Subclasses:: Main1, Main2

public abstract class MainBase
extends java.lang.Object

This is the base class for Main1 and Main2 and provides most of the functionality of the XML parsing benchmark.

See Also:: Main1, Main2

Field Summary

protected java.lang.String command
          The valid commands are: "create", "sax", "saxdomix" and "dom"

protected java.util.Vector garbage
          A container for the garbage that must not be collected

protected boolean namespaces
          Flag for enabling the namespace support

protected int recordCount
          The number of records of the XML database

protected static java.lang.Runtime RUNTIME
          A reusable java.lang.Runtime instance

protected int threadCount
          The number of concurrent threads that parse the database

protected boolean validation
          Flag for enabling the validation support

Constructor Summary

protected MainBase(java.lang.String[] args)
          Does the initialization

Method Summary

protected void cacheFile(java.io.File file)
          Caches a file into the operating system's memory by simply reading its content.

protected void createDatabase(java.io.File dbFile)
          Creates an XML database.

protected void done()
          Prints the time spent to perform the main task and the size of the used memory.

protected javax.xml.parsers.DocumentBuilder getDocumentBuilder()
          Returns a new DOM parser.

protected javax.xml.parsers.SAXParser getSAXParser()
          Returns a new SAX parser.

protected void main()
          Forwards the main task to the appropriate method

protected void parseDatabase(java.io.File dbFile)
          Forwards the parsing task to the appropriate method

protected void parseDatabase(java.io.InputStream in)
          Forwards the parsing task to the appropriate method

protected void parseDatabaseMultithreading(java.io.File dbFile)
          Creates multiple threads that parse the same database.

protected abstract void parseWithDOM(java.io.InputStream in)
          Parses an XML database with DOM

protected abstract void parseWithSAX(java.io.InputStream in)
          Parses an XML database with SAX

protected abstract void parseWithSAXDOMIX(java.io.InputStream in)
          Parses an XML database with SAXDOMIX

Methods inherited from class java.lang.Object

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

Field Detail

RUNTIME

protected static final java.lang.Runtime RUNTIME

A reusable java.lang.Runtime instance

command

protected java.lang.String command

The valid commands are: "create", "sax", "saxdomix" and "dom"

recordCount

protected int recordCount

The number of records of the XML database

threadCount

protected int threadCount

The number of concurrent threads that parse the database

namespaces

protected boolean namespaces

Flag for enabling the namespace support

validation

protected boolean validation

Flag for enabling the validation support

garbage

protected java.util.Vector garbage

A container for the garbage that must not be collected

Constructor Detail

MainBase

protected MainBase(java.lang.String[] args)

Does the initialization

Method Detail

main

protected void main()
             throws java.lang.Exception

Forwards the main task to the appropriate method

java.lang.Exception

done

protected void done()

Prints the time spent to perform the main task and the size of the used memory.

createDatabase

protected void createDatabase(java.io.File dbFile)
                       throws java.io.IOException

Creates an XML database.

java.io.IOException

parseWithSAX

protected abstract void parseWithSAX(java.io.InputStream in)
                              throws java.io.IOException,
                                     org.xml.sax.SAXException,
                                     javax.xml.parsers.ParserConfigurationException

Parses an XML database with SAX

java.io.IOException

org.xml.sax.SAXException