Package org.python.core.packagecache
Class PackageManager
- java.lang.Object
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- org.python.core.packagecache.PackageManager
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- Direct Known Subclasses:
CachedJarsPackageManager
public abstract class PackageManager extends java.lang.Object
Abstract package manager.
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Field Summary
Fields Modifier and Type Field Description PyJavaPackage
topLevelPackage
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Constructor Summary
Constructors Constructor Description PackageManager()
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description abstract void
addDirectory(java.io.File dir)
Append a directory to the list of directories searched for java packages and java classes.abstract void
addJar(java.lang.String jarfile, boolean cache)
Append a jar file to the list of locations searched for java packages and java classes.abstract void
addJarDir(java.lang.String dir, boolean cache)
Append a directory to the list of directories searched for java packages and java classes.abstract PyList
doDir(PyJavaPackage jpkg, boolean instantiate, boolean exclpkgs)
Reports the specified package content names.java.lang.Class
findClass(java.lang.String pkg, java.lang.String name)
abstract java.lang.Class
findClass(java.lang.String pkg, java.lang.String name, java.lang.String reason)
PyObject
lookupName(java.lang.String name)
PyJavaPackage
makeJavaPackage(java.lang.String name, java.lang.String classes, java.lang.String jarfile)
Creates package/updates statically known classes info.void
notifyPackageImport(java.lang.String pkg, java.lang.String name)
abstract boolean
packageExists(java.lang.String pkg, java.lang.String name)
Dynamically check if pkg.name exists as java pkg in the controlled hierarchy.
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Field Detail
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topLevelPackage
public PyJavaPackage topLevelPackage
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Method Detail
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findClass
public abstract java.lang.Class findClass(java.lang.String pkg, java.lang.String name, java.lang.String reason)
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findClass
public java.lang.Class findClass(java.lang.String pkg, java.lang.String name)
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notifyPackageImport
public void notifyPackageImport(java.lang.String pkg, java.lang.String name)
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packageExists
public abstract boolean packageExists(java.lang.String pkg, java.lang.String name)
Dynamically check if pkg.name exists as java pkg in the controlled hierarchy. Should be overriden.- Parameters:
pkg
- parent pkg namename
- candidate name- Returns:
- true if pkg exists
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doDir
public abstract PyList doDir(PyJavaPackage jpkg, boolean instantiate, boolean exclpkgs)
Reports the specified package content names. Should be overriden. Used byPyJavaPackage.__dir__()
andPyJavaPackage.fillDir()
.- Parameters:
jpkg
- queried packageinstantiate
- if true then instatiate reported names in package dictexclpkgs
- exclude packages (just when instantiate is false)- Returns:
- resulting list of names (PyList of PyString)
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addDirectory
public abstract void addDirectory(java.io.File dir)
Append a directory to the list of directories searched for java packages and java classes.- Parameters:
dir
- A directory.
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addJarDir
public abstract void addJarDir(java.lang.String dir, boolean cache)
Append a directory to the list of directories searched for java packages and java classes.- Parameters:
dir
- A directory name.
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addJar
public abstract void addJar(java.lang.String jarfile, boolean cache)
Append a jar file to the list of locations searched for java packages and java classes.- Parameters:
jarfile
- A directory name.
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lookupName
public PyObject lookupName(java.lang.String name)
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makeJavaPackage
public PyJavaPackage makeJavaPackage(java.lang.String name, java.lang.String classes, java.lang.String jarfile)
Creates package/updates statically known classes info. UsesPyJavaPackage.addPackage(java.lang.String, java.lang.String)
,PyJavaPackage.addPlaceholders(java.lang.String)
.- Parameters:
name
- package nameclasses
- comma-separated stringjarfile
- involved jarfile; can be null- Returns:
- created/updated package
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