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java.lang.Objectpolyglot.types.reflect.ClassFileLoader
public class ClassFileLoader
Polyglot has its own class loader just so the classpath can be specified on the command line.
Field Summary | |
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protected java.util.Map |
dirContentsCache
Directory contents cache. |
protected ExtensionInfo |
extensionInfo
The extension info |
protected static java.lang.Object |
not_found
|
protected java.util.Set |
packageCache
A cache of directories found in zip files. |
protected static java.util.Collection |
verbose
|
protected java.util.Map |
zipCache
Keep a cache of the zips and jars so we don't have to keep opening them from the file system. |
Constructor Summary | |
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ClassFileLoader(ExtensionInfo ext)
|
Method Summary | |
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ClassFile |
loadClass(java.io.File dir,
java.lang.String name)
Try to find the class name in the directory or jar or zip
file dir . |
boolean |
packageExists(java.io.File dir,
java.lang.String name)
Return true if the package name exists under the directory or file dir . |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected ExtensionInfo extensionInfo
protected java.util.Map zipCache
protected java.util.Set packageCache
protected java.util.Map dirContentsCache
protected static final java.lang.Object not_found
protected static java.util.Collection verbose
Constructor Detail |
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public ClassFileLoader(ExtensionInfo ext)
Method Detail |
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public boolean packageExists(java.io.File dir, java.lang.String name)
dir
.
public ClassFile loadClass(java.io.File dir, java.lang.String name)
name
in the directory or jar or zip
file dir
.
If the class does not exist in the specified file/directory, then
null
is returned.
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