Package org.jruby.internal.runtime.methods

Source Code of org.jruby.internal.runtime.methods.ReflectedCompiledMethod

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package org.jruby.internal.runtime.methods;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import org.jruby.Ruby;
import org.jruby.RubyModule;
import org.jruby.exceptions.JumpException;
import org.jruby.exceptions.RaiseException;
import org.jruby.parser.StaticScope;
import org.jruby.runtime.Arity;
import org.jruby.runtime.Block;
import org.jruby.runtime.Frame;
import org.jruby.runtime.RubyEvent;
import org.jruby.runtime.ThreadContext;
import org.jruby.runtime.Visibility;
import org.jruby.runtime.builtin.IRubyObject;

public class ReflectedCompiledMethod extends CompiledMethod {
    private final Method method;
   
    public ReflectedCompiledMethod(RubyModule implementationClass, Arity arity,
            Visibility visibility, StaticScope staticScope, Object scriptObject, Method method, CallConfiguration callConfig) {
        super(implementationClass, arity, visibility, staticScope, scriptObject, callConfig);
       
        this.method = method;
    }

    @Override
    public IRubyObject call(ThreadContext context, IRubyObject self, RubyModule clazz, String name,
            IRubyObject[] args, Block block) {
        callConfig.pre(context, self, getImplementationClass(), name, block, staticScope, this);
       
        Ruby runtime = context.getRuntime();
        try {
            boolean isTrace = runtime.hasEventHooks();
            try {
                if (isTrace) {
                    // XXX Wrong, but will have to do for now
                    runtime.callEventHooks(context, RubyEvent.CALL, context.getFile(), context.getLine(), name, getImplementationClass());
                }
                return (IRubyObject)method.invoke($scriptObject, context, self, args, block);
            } finally {
                if (isTrace) {
                    Frame frame = context.getPreviousFrame();

                    runtime.callEventHooks(context, RubyEvent.RETURN, frame.getFile(), frame.getLine(), name, getImplementationClass());
                }
            }
           
        } catch (IllegalArgumentException e) {
            throw RaiseException.createNativeRaiseException(runtime, e);
        } catch (IllegalAccessException e) {
            throw RaiseException.createNativeRaiseException(runtime, e);
        } catch (InvocationTargetException e) {
            Throwable cause = e.getCause();
            if (cause instanceof JumpException.ReturnJump) {
                return handleReturn(context, (JumpException.ReturnJump)cause);
            } else if (cause instanceof JumpException.RedoJump) {
                return handleRedo(runtime);
            } else if (cause instanceof RuntimeException) {
                throw (RuntimeException)cause;
            } else if (cause instanceof Error) {
                throw (Error)cause;               
            } else {
                throw RaiseException.createNativeRaiseException(runtime, cause);
            }
        } finally {
            callConfig.post(context);
        }
    }
}
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