Package groovy.lang
Interface Interceptor
- All Known Subinterfaces:
- PropertyAccessInterceptor
- All Known Implementing Classes:
- BenchmarkInterceptor,- TracingInterceptor
public interface Interceptor
Implementers of this interface can be registered in the ProxyMetaClass for
 notifications about method calls for objects managed by the ProxyMetaClass.
 See groovy/lang/InterceptorTest.groovy for details.
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Method SummaryModifier and Type Method Description java.lang.ObjectafterInvoke(java.lang.Object object, java.lang.String methodName, java.lang.Object[] arguments, java.lang.Object result)This code is executed after the method is optionally called.java.lang.ObjectbeforeInvoke(java.lang.Object object, java.lang.String methodName, java.lang.Object[] arguments)This code is executed before the method is optionally called.booleandoInvoke()
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Method Details- 
beforeInvokejava.lang.Object beforeInvoke(java.lang.Object object, java.lang.String methodName, java.lang.Object[] arguments)This code is executed before the method is optionally called.- Parameters:
- object- receiver object for the method call
- methodName- name of the method to call
- arguments- arguments to the method call
- Returns:
- any arbitrary result that replaces the result of the original method call only if doInvoke() returns false and afterInvoke() relays this result.
 
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afterInvokejava.lang.Object afterInvoke(java.lang.Object object, java.lang.String methodName, java.lang.Object[] arguments, java.lang.Object result)This code is executed after the method is optionally called.- Parameters:
- object- receiver object for the called method
- methodName- name of the called method
- arguments- arguments to the called method
- result- result of the executed method call or result of beforeInvoke if method was not called
- Returns:
- any arbitrary result that can replace the result of the original method call. Typically, the result parameter is returned.
 
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doInvokeboolean doInvoke()- Returns:
- whether the target method should be invoked at all.
 
 
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