org.conqat.lib.commons.filesystem

Class ClassPathUtils

java.lang.Object

org.conqat.lib.commons.filesystem.ClassPathUtils

public class ClassPathUtils
extends java.lang.Object

Utility class for dealing with class paths.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	ClassPathUtils.IURLResolver Interface for performing URL resolving.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	CLASS_FILE_SUFFIX Suffix for class files.

Constructor Summary

Constructors

Constructor and Description
ClassPathUtils()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	createClassPath(ClassPathUtils.IURLResolver resolver, java.lang.Class<?> anchorClass) Create class path for an anchor class.
static java.lang.String[]	createClassPathAsArray(ClassPathUtils.IURLResolver resolver, java.lang.Class<?>... anchorClasses) This method calls createClassPath(IURLResolver, Class) for each class and returns the classpath as String array.
static java.util.LinkedHashSet<java.lang.String>	createClassPathAsSet(ClassPathUtils.IURLResolver resolver, java.lang.Class<?>... anchorClasses) This method calls createClassPath(IURLResolver, Class) for each class and returns the classpath as ordered set.
static java.lang.String	createClassPathAsString(ClassPathUtils.IURLResolver resolver, java.lang.Class<?>... anchorClasses) This method calls createClassPath(IURLResolver, Class) for each class and concatenates them with File.pathSeparator.
static java.util.List<java.lang.String>	getClassNames(java.io.File directory) Returns the fully qualified name of all java classes within the given directory and subdirectories.
static java.net.URL	obtainClassFileURL(java.lang.Class<?> clazz) Returns the URL for the .class-file of a given class.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CLASS_FILE_SUFFIX

public static final java.lang.String CLASS_FILE_SUFFIX

Suffix for class files.

See Also:

Constant Field Values

Constructor Detail

ClassPathUtils

public ClassPathUtils()

Method Detail

createClassPathAsString

public static java.lang.String createClassPathAsString(ClassPathUtils.IURLResolver resolver,
                                                       java.lang.Class<?>... anchorClasses)
                                                throws java.io.IOException

This method calls createClassPath(IURLResolver, Class) for each class and concatenates them with File.pathSeparator.

Throws:

java.io.IOException

createClassPathAsArray

public static java.lang.String[] createClassPathAsArray(ClassPathUtils.IURLResolver resolver,
                                                        java.lang.Class<?>... anchorClasses)
                                                 throws java.io.IOException

This method calls createClassPath(IURLResolver, Class) for each class and returns the classpath as String array.

Throws:

java.io.IOException

createClassPathAsSet

public static java.util.LinkedHashSet<java.lang.String> createClassPathAsSet(ClassPathUtils.IURLResolver resolver,
                                                                             java.lang.Class<?>... anchorClasses)
                                                                      throws java.io.IOException

This method calls createClassPath(IURLResolver, Class) for each class and returns the classpath as ordered set.

Parameters:

resolver - an optional resolver (may be null) that can be used to map special URLs (for example in the Eclipse context).

Throws:

java.io.IOException

createClassPath

public static java.lang.String createClassPath(ClassPathUtils.IURLResolver resolver,
                                               java.lang.Class<?> anchorClass)
                                        throws java.io.IOException

Create class path for an anchor class. This method checks were the anchor class resides, i.e. in a jar file or directory and returns it.

Parameters:

resolver - an optional resolver (may be null) that can be used to map special URLs (for example in the Eclipse context).

Throws:

java.io.IOException

obtainClassFileURL

public static java.net.URL obtainClassFileURL(java.lang.Class<?> clazz)

Returns the URL for the .class-file of a given class. For inner classes, the URL of the surrounding class file is returned.

getClassNames

public static java.util.List<java.lang.String> getClassNames(java.io.File directory)

Returns the fully qualified name of all java classes within the given directory and subdirectories.