public abstract class Package
extends java.lang.Object
implements java.lang.Cloneable, java.io.Serializable
Constructor and Description |
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Package() |
Modifier and Type | Method and Description |
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abstract java.lang.Object |
clone() |
boolean |
equals(Package toCompare)
Compare the supplied package to this package.
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abstract java.util.List<Dependency> |
getBaseSystemDependency()
Gets the dependency on the base system that this package requires.
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abstract java.util.List<Dependency> |
getDependencies()
Get the list of packages that this package depends on.
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abstract java.util.List<Dependency> |
getIncompatibleDependencies()
Gets a list of installed packages that this package depends on that are
currently incompatible with this package.
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abstract java.util.List<Dependency> |
getIncompatibleDependencies(java.util.List<Package> packages)
Gets those packages from the supplied list that this package depends on and
are currently incompatible with this package.
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abstract java.util.List<Dependency> |
getMissingDependencies()
Gets a list of packages that this package depends on that are not currently
installed.
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abstract java.util.List<Dependency> |
getMissingDependencies(java.util.List<Package> packages)
Gets a list of packages that this package depends on that are not in the
supplied list of packages.
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abstract java.lang.String |
getName()
Convenience method to return the name of this package.
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java.util.Map<?,?> |
getPackageMetaData()
Get the meta data for this package.
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java.lang.Object |
getPackageMetaDataElement(java.lang.Object key)
Gets the package meta data element associated with the supplied key.
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abstract java.net.URL |
getPackageURL()
Convenience method that returns the URL to the package (i.e the provider's
URL).
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abstract java.util.List<Package> |
getPrecludedPackages(java.util.List<Package> packages)
Compares this package's precluded list (if any) against the list of
supplied packages.
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abstract void |
install()
Install this package.
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abstract boolean |
isCompatibleBaseSystem()
Returns true if this package is compatible with the currently installed
version of the base system.
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abstract boolean |
isInstalled()
Returns true if this package is already installed
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void |
setPackageMetaData(java.util.Map<?,?> metaData)
Set the meta data for this package.
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abstract void |
setPackageMetaDataElement(java.lang.Object key,
java.lang.Object value)
Adds a key, value pair to the meta data map.
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public void setPackageMetaData(java.util.Map<?,?> metaData)
metaData
- the meta data for this package.public java.util.Map<?,?> getPackageMetaData()
public abstract java.lang.String getName()
public abstract java.net.URL getPackageURL() throws java.lang.Exception
java.lang.Exception
- if the URL can't be retrieved for some reasonpublic boolean equals(Package toCompare)
toCompare
- the package to compare against.public abstract java.util.List<Dependency> getDependencies() throws java.lang.Exception
java.lang.Exception
- if a problem occurs while getting the list of
dependencies.public abstract boolean isInstalled()
public abstract void install() throws java.lang.Exception
java.lang.Exception
- if something goes wrong during installation.public abstract boolean isCompatibleBaseSystem() throws java.lang.Exception
java.lang.Exception
- if a problem occurs while checking compatibility.public abstract java.util.List<Dependency> getBaseSystemDependency() throws java.lang.Exception
java.lang.Exception
- if the base system dependency can't be determined for
some reason.public abstract java.util.List<Dependency> getMissingDependencies() throws java.lang.Exception
java.lang.Exception
public abstract java.util.List<Dependency> getMissingDependencies(java.util.List<Package> packages) throws java.lang.Exception
packages
- a list of packages to compare this package's dependencies
against.java.lang.Exception
- if the list of missing depenencies can't be determined
for some reason.public abstract java.util.List<Dependency> getIncompatibleDependencies() throws java.lang.Exception
java.lang.Exception
public abstract java.util.List<Package> getPrecludedPackages(java.util.List<Package> packages) throws java.lang.Exception
packages
- a list of packages to compare against those in this
package's precluded listjava.lang.Exception
- if a problem occurspublic abstract java.util.List<Dependency> getIncompatibleDependencies(java.util.List<Package> packages) throws java.lang.Exception
packages
- a list of packages to compare this package's dependencies
againstjava.lang.Exception
- if the list of incompatible dependencies can't be
generated for some reason.public java.lang.Object getPackageMetaDataElement(java.lang.Object key)
key
- the key to use to look up a value in the meta datapublic abstract void setPackageMetaDataElement(java.lang.Object key, java.lang.Object value) throws java.lang.Exception
key
- the keyvalue
- the value to addjava.lang.Exception
- if there is no meta data map to add to.public abstract java.lang.Object clone()
clone
in class java.lang.Object