org.apache.derbyTesting.functionTests.tests.upgradeTests
Class Version

java.lang.Object
  org.apache.derbyTesting.functionTests.tests.upgradeTests.Version

All Implemented Interfaces:

java.lang.Comparable

public class Version
extends java.lang.Object
implements java.lang.Comparable

A Derby version.

Nested Class Summary

static class

Version.Trajectory This is a sequence of Versions.

Field Summary

private java.lang.String	_branchID
private static java.util.HashMap	_classLoaders
private java.lang.String	_key
private int[]	_legs
private static int	EXPECTED_LEG_COUNT

Constructor Summary

Version(int[] legs)
Construct a version from its legs

Version(int major, int minor, int fixpack, int bugversion)
Construct a version from four legs

Version(org.apache.derby.iapi.services.info.ProductVersionHolder pvh)
Construct from a Derby ProductVersionHolder

Method Summary

private void	addClassLoader() Add the class loader for this version if it doesn't already exist.
int	compareTo(java.lang.Object other)
private void	constructorMinion(int[] legs)
boolean	equals(java.lang.Object other)
java.lang.String	getBranchID() Pretty-print the branch id, that is, the major + minor legs of the Version.
java.lang.ClassLoader	getClassLoader() Get a class loader for this version.
private int[]	getLegs(org.apache.derby.iapi.services.info.ProductVersionHolder pvh)
int	hashCode()
private void	makeKey() Make the key for looking up our class loader.
java.lang.String	toString() Pretty-print this version.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

EXPECTED_LEG_COUNT

private static final int EXPECTED_LEG_COUNT

See Also:

Constant Field Values

_legs

private int[] _legs

_key

private java.lang.String _key

_branchID

private java.lang.String _branchID

_classLoaders

private static java.util.HashMap _classLoaders

Constructor Detail

Version

public Version(int major,
               int minor,
               int fixpack,
               int bugversion)

Construct a version from four legs

Version

public Version(int[] legs)

Construct a version from its legs

Version

public Version(org.apache.derby.iapi.services.info.ProductVersionHolder pvh)

Construct from a Derby ProductVersionHolder

Method Detail

constructorMinion

private void constructorMinion(int[] legs)

getLegs

private int[] getLegs(org.apache.derby.iapi.services.info.ProductVersionHolder pvh)

toString

public java.lang.String toString()

Pretty-print this version.

Overrides:

toString in class java.lang.Object

getBranchID

public java.lang.String getBranchID()

Pretty-print the branch id, that is, the major + minor legs of the Version.

getClassLoader

public java.lang.ClassLoader getClassLoader()

Get a class loader for this version.

compareTo

public int compareTo(java.lang.Object other)

Specified by:

compareTo in interface java.lang.Comparable

equals

public boolean equals(java.lang.Object other)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

addClassLoader

private void addClassLoader()

Add the class loader for this version if it doesn't already exist.

makeKey

private void makeKey()

Make the key for looking up our class loader.