Package org.pentaho.platform.web.gwt.rpc.impl

Class GwtRpcUtil

java.lang.Object

org.pentaho.platform.web.gwt.rpc.impl.GwtRpcUtil

public class GwtRpcUtil
extends Object

Contains internal utility code that supports the implementation of the classes in the org.pentaho.platform.web.gwt.rpc namespace.

Field Summary

Fields

Modifier and Type	Field	Description
static String	WEBAPP_ROOT_TOKEN

Method Summary

Modifier and Type	Method	Description
static String	scrubWebAppRoot(String path, String appContextPath)	Returns a new string which is equal to that specified in the path argument, except the first occurrence of WEBAPP_ROOT is replaced with the value of the appContextPath argument.
static <T> T	withClassLoader(ClassLoader classLoader, Supplier<T> supplier)	Calls a supplier having a given class loader, classLoader, as the current class loader of the current thread.
static <T,E extends Throwable> T	withClassLoaderThrowing(ClassLoader classLoader, ThrowingSupplier<T,E> supplier)	Calls a throwing supplier, supplier, having a given class loader, classLoader, as the current class loader of the current thread.

Methods inherited from class java.lang.Object

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

Field Detail

WEBAPP_ROOT_TOKEN

public static final String WEBAPP_ROOT_TOKEN

See Also:

Constant Field Values

Method Detail

scrubWebAppRoot

public static String scrubWebAppRoot(String path,
                                     String appContextPath)

Returns a new string which is equal to that specified in the path argument, except the first occurrence of WEBAPP_ROOT is replaced with the value of the appContextPath argument.

Parameters:

path - The path in which to replace the web app token.

appContextPath - The value which replaces the web app token.

Returns:

A new string with the web app token replaced.

withClassLoader

public static <T> T withClassLoader(@NonNull
                                    ClassLoader classLoader,
                                    @NonNull
                                    Supplier<T> supplier)

Calls a supplier having a given class loader, classLoader, as the current class loader of the current thread.

After calling the given supplier, the original current class loader of the current thread is restored, even in case the supplier throws an exception.

Parameters:

classLoader - The class loader.

supplier - The supplier to call.

Returns:

The value returned by the supplier.

withClassLoaderThrowing

public static <T,E extends Throwable> T withClassLoaderThrowing(@NonNull
                                                                      ClassLoader classLoader,
                                                                      @NonNull
                                                                      ThrowingSupplier<T,E> supplier)
                                                               throws E extends Throwable

Calls a throwing supplier, supplier, having a given class loader, classLoader, as the current class loader of the current thread.

After calling the given supplier, the original current class loader of the current thread is restored, even in case the supplier throws an exception.

Parameters:

classLoader - The class loader.

supplier - The supplier to call.

Returns:

The value returned by the supplier.

Throws:

E - The exception thrown by the supplier, when called.

E extends Throwable