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java.lang.Object java.lang.ClassLoader java.security.SecureClassLoader java.net.URLClassLoader com.ibm.di.loader.IDILoader
public class IDILoader
This class is responsible for loading classes from the jar files that are placed in the jars directory
Constructor Summary | |
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IDILoader()
Default constructor for the IDILoader object |
Method Summary | |
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void |
addFiles(java.lang.String path)
Add all files in the given path to our internal list of jar files |
void |
addInstalledComponent(java.lang.String path)
Locate idi.inf in a jar file, and add it to the installedConfigs |
void |
addInstalledXMLComponent(java.lang.String path)
Locate tdi.xml in a jar file, and add it to the sysconfigs Vector |
void |
addPackages(java.io.File path)
Add all files in the given path to our internal list of packages |
static java.util.Vector<java.lang.String> |
getAllSysConfigs()
Returns a Vector with all the idi.inf files. |
static java.util.List<java.lang.String> |
getInstalledPackages()
Provide a list of all installed packages. |
static IDILoader |
getInstance()
Provide an instance of IDILoader. |
static java.lang.String |
getModificationDate(java.lang.String className)
Returns the time a class was modified |
java.lang.String |
getPathForClass(java.lang.String clsname)
Provides a path to a specified class. |
java.lang.Class<?> |
loadClassFromFile(java.lang.String fileName)
Load a Class from a .class file Try to avoid duplicate defining of classes by keeping a local cache, which maps from fileName to class. |
java.lang.Class<?> |
loadClassFromFile(java.lang.String path,
java.lang.String className)
Locate all classes in a jar file, and define the classes found. |
Methods inherited from class java.net.URLClassLoader |
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addURL, definePackage, findClass, findResource, findResources, getPermissions, getURLs, newInstance, newInstance |
Methods inherited from class java.security.SecureClassLoader |
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defineClass, defineClass |
Methods inherited from class java.lang.ClassLoader |
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clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findLibrary, findLoadedClass, findSystemClass, getPackage, getPackages, getParent, getResource, getResourceAsStream, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, loadClass, loadClass, resolveClass, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public IDILoader()
Method Detail |
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public static java.util.Vector<java.lang.String> getAllSysConfigs()
public static java.lang.String getModificationDate(java.lang.String className)
className
- the name of the class
public static java.util.List<java.lang.String> getInstalledPackages()
public java.lang.String getPathForClass(java.lang.String clsname)
clsname
- the name of the class which path to get
public void addFiles(java.lang.String path)
path
- The path of the file(s) to be addedpublic void addPackages(java.io.File path)
path
- The path of the file(s) to be addedpublic void addInstalledComponent(java.lang.String path)
path
- The absolute path of the jar filepublic void addInstalledXMLComponent(java.lang.String path)
path
- The absolute path of the jar filepublic static IDILoader getInstance()
public java.lang.Class<?> loadClassFromFile(java.lang.String fileName) throws java.lang.Exception
fileName
- - The name of the .class file
java.lang.Exception
- if an internal error occurs.public java.lang.Class<?> loadClassFromFile(java.lang.String path, java.lang.String className)
path
- The absolute path of the jar file
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