Package org.testng.internal
Class ClassHelper
- java.lang.Object
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- org.testng.internal.ClassHelper
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public final class ClassHelper extends java.lang.Object
Utility class for different class manipulations.
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static void
addClassLoader(java.lang.ClassLoader loader)
Add a class loader to the searchable loaders.static java.lang.Class<?>
fileToClass(java.lang.String file)
Returns the Class object corresponding to the given name.static XmlClass[]
findClassesInSameTest(java.lang.Class<?> cls, XmlSuite suite)
static java.util.List<ConstructorOrMethod>
findDeclaredFactoryMethods(java.lang.Class<?> cls, IAnnotationFinder finder)
For the given class, returns the method annotated with @Factory or null if none is found.static java.lang.Class<?>
forName(java.lang.String className)
Tries to load the specified class using the context ClassLoader or if none, than from the default ClassLoader.static java.util.Set<java.lang.reflect.Method>
getAvailableMethods(java.lang.Class<?> clazz)
Extract all callable methods of a class and all its super (keeping in mind the Java access rules).static <T> T
tryOtherConstructor(java.lang.Class<T> declaringClass)
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Method Detail
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addClassLoader
public static void addClassLoader(java.lang.ClassLoader loader)
Add a class loader to the searchable loaders.
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forName
public static java.lang.Class<?> forName(java.lang.String className)
Tries to load the specified class using the context ClassLoader or if none, than from the default ClassLoader. This method differs from the standard class loading methods in that it does not throw an exception if the class is not found but returns null instead.- Parameters:
className
- the class name to be loaded.- Returns:
- the class or null if the class is not found.
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findDeclaredFactoryMethods
public static java.util.List<ConstructorOrMethod> findDeclaredFactoryMethods(java.lang.Class<?> cls, IAnnotationFinder finder)
For the given class, returns the method annotated with @Factory or null if none is found. This method does not search up the superclass hierarchy. If more than one method is @Factory annotated, a TestNGException is thrown.- Parameters:
cls
- The class to search for the @Factory annotation.finder
- The finder (JDK 1.4 or JDK 5.0+) use to search for the annotation.- Returns:
- the @Factory
methods
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getAvailableMethods
public static java.util.Set<java.lang.reflect.Method> getAvailableMethods(java.lang.Class<?> clazz)
Extract all callable methods of a class and all its super (keeping in mind the Java access rules).
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tryOtherConstructor
public static <T> T tryOtherConstructor(java.lang.Class<T> declaringClass)
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fileToClass
public static java.lang.Class<?> fileToClass(java.lang.String file)
Returns the Class object corresponding to the given name. The name may be of the following form:- A class name: "org.testng.TestNG"
- A class file name: "/testng/src/org/testng/TestNG.class"
- A class source name: "d:\testng\src\org\testng\TestNG.java"
- Parameters:
file
- the class name.- Returns:
- the class corresponding to the name specified.
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