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java.lang.Objectorg.apache.jackrabbit.core.version.LabelVersionSelector
public class LabelVersionSelector
This Class implements a version selector that selects a version by label.
Constructor Summary | |
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LabelVersionSelector(Name label)
Creates a LabelVersionSelector that will try to select a
version with the given label. |
Method Summary | |
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Name |
getLabel()
Returns the label hint |
InternalVersion |
select(InternalVersionHistory versionHistory)
Selects a version of the given version history. |
static InternalVersion |
selectByLabel(InternalVersionHistory history,
Name label)
Selects a version by label |
void |
setLabel(Name label)
Sets the label hint |
String |
toString()
returns debug information |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public LabelVersionSelector(Name label)
LabelVersionSelector
that will try to select a
version with the given label.
label
- label hintMethod Detail |
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public Name getLabel()
public void setLabel(Name label)
label
- label hintpublic InternalVersion select(InternalVersionHistory versionHistory) throws RepositoryException
null
. Please note,
that a version selector is not allowed to return the root version.
Selects a version from the given version history using the previously
assigned hint in the following order: name, label, date, latest.
select
in interface VersionSelector
versionHistory
- version history to select a version from
null
.
RepositoryException
- if an error occurs.public static InternalVersion selectByLabel(InternalVersionHistory history, Name label) throws RepositoryException
history
- history to select fromlabel
- desired label
null
RepositoryException
- if an error occurspublic String toString()
toString
in class Object
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