| java.lang.Object
 org.apache.harmony.rmi.common.RMIUtil
| RMIUtil | | final public class RMIUtil (Code) | | Utility class for RMI implementation.
This class cannot be instantiated.
author:
Mikhail A. Markov, Vasily Zakharov
version:
$Revision: 1.1.2.3 $ |
| Method Summary | |
| public static boolean | checkRemoteInterface(Class iface)
Validates remote interface.
Particularly, checks that all methods throw
RemoteException .
Parameters:
iface - Interface to validate. | | public static String | getBasicMethodSignature(Method method)
Returns basic method signature (method name and full parameters
class names) for the method.
Parameters:
method - Method to get basic signature for. | | public static String | getCanonicalName(Class cls)
Returns canonical name for the class, e. | | public static String | getExtendedMethodDescriptor(Method method)
Returns extended method descriptor,
i. | | public static String | getLongMethodSignature(Method method)
Returns long method signature (return type, method name and full
parameters class names) for the method.
Parameters:
method - Method to get long signature for. | | public static String | getMethodDescriptor(Method method)
Returns method descriptor as specified in section 4.3.3
of Virtual Machine Specification.
Parameters:
method - Method to return descriptor for. | | public static String | getPackageName(Class cls)
Returns package name for the class.
Parameters:
cls - Class to get package name for. | | public static Class | getRemoteClass(Class cls)
Finds the superclass of the specified class that directly implements
remote interface(s).
Parameters:
cls - Class to check for remote superclass. | | public static Class[] | getRemoteInterfaces(Class cls)
Returns the list of implemented remote interfaces for the specified
class.
Parameters:
cls - Class to return list of remote interfaces for. | | public static String[] | getRemoteInterfacesNames(Class cls)
Returns the string representation of the list of remote interfaces
implemented by the specified class.
Parameters:
cls - Class to find remote interfaces for. | | public static Map | getRemoteMethods(Class cls)
Returns a map containing all remote methods of the specified class
(i. | | public static String | getShortCanonicalName(Class cls)
Returns short canonical name for the class, e. | | public static String | getShortMethodSignature(Method method)
Returns short method signature (without return type,
declaring class name or parameters package names) for the method.
Parameters:
method - Method to get short signature for. | | public static String | getShortName(Class cls)
Returns short name for the class, e. | | public static String | getSimpleName(Class cls)
Returns simple name for the class, e. | | public static String | getSystemName(Class cls)
Returns system name for the class, e. | | public static Class | getWrappingClass(Class cls)
Returns wrapping Object class for specified primitive class.
Parameters:
cls - Class to wrap. | | public static boolean | isLocalHost(String hostName)
Returns true if the specified hostName is a local host
and false otherwise.
Parameters:
hostName - The name of the host to check. | | public static boolean | isParentLoader(ClassLoader cl1, ClassLoader cl2)
Returns true if the first specified class loader
is a parent class loader (or equal) to the second specified class loader
and false otherwise.
Parameters:
cl1 - First class loader.
Parameters:
cl2 - Second class loader. |
| checkRemoteInterface | | public static boolean checkRemoteInterface(Class iface) throws IllegalArgumentException(Code) | | Validates remote interface.
Particularly, checks that all methods throw
RemoteException .
Parameters:
iface - Interface to validate. true if the specified class is a valid remoteinterface, false if the specified class is nota remote interface.
throws:
IllegalArgumentException - If specified class is not an interface or if it implementsjava.rmi.Remote but is not a valid remote interface. |
| getBasicMethodSignature | | public static String getBasicMethodSignature(Method method)(Code) | | Returns basic method signature (method name and full parameters
class names) for the method.
Parameters:
method - Method to get basic signature for. Basic method signature (method name and full parametersclass names) for the method. For example, for this particularmethod the long signature will be: "getBasicMethodSignature(java.lang.reflect.Method)". |
| getCanonicalName | | public static String getCanonicalName(Class cls)(Code) | | Returns canonical name for the class, e. g. full class name with
package name, with [] appended to the end for array types.
Handles local classes correctly.
Parameters:
cls - Class to get canonical name for. Canonical name of the class. |
| getExtendedMethodDescriptor | | public static String getExtendedMethodDescriptor(Method method)(Code) | | Returns extended method descriptor,
i. e. method name appended with method descriptor
as specified in section 4.3.3
of Virtual Machine Specification.
Parameters:
method - Method to return extended descriptor for. Extended method descriptor. |
| getLongMethodSignature | | public static String getLongMethodSignature(Method method)(Code) | | Returns long method signature (return type, method name and full
parameters class names) for the method.
Parameters:
method - Method to get long signature for. Long method signature (return type, method name and fullparameters class names) for the method. For example, for thisparticular method the long signature will be: "java.lang.StringgetLongMethodSignature(java.lang.reflect.Method)". |
| getMethodDescriptor | | public static String getMethodDescriptor(Method method)(Code) | | Returns method descriptor as specified in section 4.3.3
of Virtual Machine Specification.
Parameters:
method - Method to return descriptor for. Method descriptor. |
| getPackageName | | public static String getPackageName(Class cls)(Code) | | Returns package name for the class.
Parameters:
cls - Class to get package name for. Package name of the class,or null if class does not belong to a package. |
| getRemoteClass | | public static Class getRemoteClass(Class cls) throws IllegalArgumentException(Code) | | Finds the superclass of the specified class that directly implements
remote interface(s).
Parameters:
cls - Class to check for remote superclass. The class found.
throws:
IllegalArgumentException - If the specified class is not remote. |
| getRemoteInterfaces | | public static Class[] getRemoteInterfaces(Class cls) throws IllegalArgumentException(Code) | | Returns the list of implemented remote interfaces for the specified
class.
Parameters:
cls - Class to return list of remote interfaces for. Array of remote interfaces implemented by the specified class.May be empty if the specified class is not a remote classor if cls is null.
throws:
IllegalArgumentException - If class implements any invalid remote interfaces. |
| getRemoteInterfacesNames | | public static String[] getRemoteInterfacesNames(Class cls) throws IllegalArgumentException(Code) | | Returns the string representation of the list of remote interfaces
implemented by the specified class.
Parameters:
cls - Class to find remote interfaces for. List of remote interfaces for the specified class.
throws:
IllegalArgumentException - If some error occurred while creating the list. |
| getRemoteMethods | | public static Map getRemoteMethods(Class cls) throws RMIHashException(Code) | | Returns a map containing all remote methods of the specified class
(i. e. all methods contained in
Remote interfaces implemented
by the class). Hashes of methods are keys in this map.
Parameters:
cls - Class to list remote methods for. Map containing all the remote methods of the specified classand having method hashes as keys.
throws:
RMIHashException - If error occurred while calculating method hash. |
| getShortCanonicalName | | public static String getShortCanonicalName(Class cls)(Code) | | Returns short canonical name for the class, e. g. short class name
without package name (but with '.' symbols for local classes),
with [] appended to the end for array types.
Parameters:
cls - Class to get short canonical name for. Short canonical name of the class. |
| getShortMethodSignature | | public static String getShortMethodSignature(Method method)(Code) | | Returns short method signature (without return type,
declaring class name or parameters package names) for the method.
Parameters:
method - Method to get short signature for. Short method signature (without return type,declaring class name or parameters package names)for the method. For example, for this particular methodthe short signature will be:"getShortMethodSignature(Method)". |
| getShortName | | public static String getShortName(Class cls)(Code) | | Returns short name for the class, e. g. short class name without
package name (but with '$' symbols for local classes),
with [] appended to the end for array types.
Parameters:
cls - Class to get short name for. Short name of the class. |
| getSimpleName | | public static String getSimpleName(Class cls)(Code) | | Returns simple name for the class, e. g. short class name without
package name or declaring class name, with [] appended
to the end for array types.
Parameters:
cls - Class to get simple name for. Simple name of the class. |
| getSystemName | | public static String getSystemName(Class cls)(Code) | | Returns system name for the class, e. g.
I for int,
[[B for boolean[][],
[Ljava/lang/String; for String[].
Parameters:
cls - Class to get system name for. System name of the class. |
| getWrappingClass | | public static Class getWrappingClass(Class cls)(Code) | | Returns wrapping Object class for specified primitive class.
Parameters:
cls - Class to wrap. Wrapping Object class for cls, if clsis Object class itself (e. g. Vector),cls itself is returned, for primitive types(e. g. int) the respective wrapping Object classis returned (in case of int, Integer). |
| isLocalHost | | public static boolean isLocalHost(String hostName) throws UnknownHostException(Code) | | Returns true if the specified hostName is a local host
and false otherwise.
Parameters:
hostName - The name of the host to check. true if the specified hostName is a local hostand false otherwise.
throws:
UnknownHostException - If the specified host name could not be resolved. |
| isParentLoader | | public static boolean isParentLoader(ClassLoader cl1, ClassLoader cl2)(Code) | | Returns true if the first specified class loader
is a parent class loader (or equal) to the second specified class loader
and false otherwise.
Parameters:
cl1 - First class loader.
Parameters:
cl2 - Second class loader. true if the first class loader is a parent(or equal) to the second class loader. |
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