CRISPY - 1.1.1

Clover coverage report - CRISPY - 1.1.1

Coverage timestamp: Mi Nov 15 2006 13:09:46 CET

FRAMES NO FRAMES

file stats:	LOC:	111		Methods:	4
	NCLOC:	60		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

InvocationHandler.java

100%

100%

1		/*
2		* Created on 17.05.2005 from Linke
3		*
4		*/
5		package net.sf.crispy.proxy;
6
7		import java.lang.reflect.Method;
8
9		import net.sf.crispy.Executor;
10		import net.sf.crispy.InterceptorContext;
11		import net.sf.crispy.InterceptorHandler;
12
13		/**
14		*
15		* Handel Invocation from the DynamicProxy-implementation.
16		* Intern call the InvocationHandler all registered Interceptors before and after the doInvoke-Method.
17		*
18		* @author Linke
19		*
20		*/
21		public final class InvocationHandler {
22
23		/**
24		*
25		* This method must call from the DynamicProy-implementation.
26		* The method invoke the <code>invokeIfExecutorIsNull</code> method from DynamicProxy-implementation.
27		*
28		* @param pvDynamicProxy Implementation of DynamicProxy
29		* @param pvProxy the Proxy-Object
30		* @param pvMethod the called Method
31		* @param pvArgs the Args from called Method
32		* @param pvElseObject implementation specific Object.
33		* For example the Param-Object: MethodProxy bei @see net.sf.crispy.impl.DynamicCglibProxy Implementation.
34		* Or <code>null</code>
35		*
36		* @return Result from the method-call
37		*
38		* @throws Throwable Error by the method-call
39		*
40		*/
41	845	public static Object doInvoke(DynamicProxy pvDynamicProxy, Object pvProxy, Method pvMethod, Object[] pvArgs,
42		Object pvElseObject, final InterceptorHandler pvInterceptorHandler) throws Exception {
43	845	Object ret = null;
44	845	InterceptorContext lvInterceptorContext = new InterceptorContext(pvDynamicProxy, pvMethod, pvArgs, pvElseObject);
45
46	845	if (pvInterceptorHandler == null) {
47	1	throw new IllegalArgumentException ("The InvocationHandler has no InterceptorHandler (is null)!");
48		}
49
50		// modify the parameter or method
51	844	InterceptorContext lvInterceptorContextModify = pvInterceptorHandler.fireBeforeModifyInvocation(lvInterceptorContext);
52	844	boolean lvInterruptInvocationModifier = lvInterceptorContextModify.getInterruptInvocation();
53		// end modify
54	844	Method lvNewMethod = lvInterceptorContextModify.getMethod();
55	844	Object lvNewArgs[] = lvInterceptorContextModify.getArgs();
56	844	Object lvNewElseObject = lvInterceptorContextModify.getElseObject();
57	844	DynamicProxy lvNewDynamicProxy = lvInterceptorContextModify.getDynamicProxy();
58
59		// fire Method Invocation AFTER modifier
60	844	boolean lvInterruptInvocationInterceptor = pvInterceptorHandler.fireBeforeMethodInvocation(lvInterceptorContext);
61	844	try {
62	844	boolean lvInterruptInvocation = false;
63	844	if ((lvInterruptInvocationModifier == true) \|\| (lvInterruptInvocationInterceptor == true)) {
64	7	lvInterruptInvocation = true;
65		}
66
67		// !!! if interrupt true, then don't make the invocation !!!
68	844	if (lvInterruptInvocation == true) {
69	7	ret = lvInterceptorContext.getResult();
70	7	if (ret instanceof Exception) {
71	1	throw (Exception) ret;
72		}
73		} else {
74
75	837	Executor lvExecutor = lvNewDynamicProxy.getExecutor();
76	837	if (lvExecutor == null) {
77	480	ret = lvNewDynamicProxy.invokeIfExecutorIsNull(pvProxy, lvNewMethod, lvNewArgs, lvNewElseObject);
78		} else {
79	357	ret = lvExecutor.execute(lvNewDynamicProxy.getProxyClass(), lvNewDynamicProxy.getProxyObject(), lvNewMethod, lvNewArgs);
80		}
81
82		}
83
84		} catch (Exception e) {
85	33	pvInterceptorHandler.fireOnError(e);
86	33	throw e;
87		}
88		finally {
89	844	lvInterceptorContext.setResult(ret);
90		// modify the result
91	844	InterceptorContext lvInterceptorContext2 = pvInterceptorHandler.fireAfterModifyInvocation(lvInterceptorContext);
92	844	ret = lvInterceptorContext2.getResult();
93
94	844	pvInterceptorHandler.fireAfterMethodInvocation(lvInterceptorContext);
95		}
96	810	return ret;
97		}
98
99	1	public static Object doInvoke(DynamicProxy pvDynamicProxy, Object pvProxy, Method pvMethod, Object[] pvArgs, Object pvElseObject) throws Exception {
100	1	return doInvoke(pvDynamicProxy, pvProxy, pvMethod, pvArgs, pvElseObject, new InterceptorHandler());
101		}
102
103	842	public static Object doInvoke(DynamicProxy pvDynamicProxy, Object pvProxy, Method pvMethod, Object[] pvArgs, InterceptorHandler pvInterceptorHandler) throws Exception {
104	842	return doInvoke(pvDynamicProxy, pvProxy, pvMethod, pvArgs, null, pvInterceptorHandler);
105		}
106
107	2	public static Object doInvoke(DynamicProxy pvDynamicProxy, Object pvProxy, Method pvMethod, Object[] pvArgs) throws Exception {
108	2	return doInvoke(pvDynamicProxy, pvProxy, pvMethod, pvArgs, null, new InterceptorHandler());
109		}
110
111		}