Start line:  
End line:  

Snippet Preview

Snippet HTML Code

Stack Overflow Questions
BEGIN LICENSE BLOCK ***** Version: CPL 1.0/GPL 2.0/LGPL 2.1 The contents of this file are subject to the Common Public License Version 1.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.eclipse.org/legal/cpl-v10.html Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the specific language governing rights and limitations under the License. Copyright (c) 2007 Peter Brant <peter.brant@gmail.com> Alternatively, the contents of this file may be used under the terms of either of the GNU General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the LGPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of either the GPL or the LGPL, and not to allow others to use your version of this file under the terms of the CPL, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by the GPL or the LGPL. If you do not delete the provisions above, a recipient may use your version of this file under the terms of any one of the CPL, the GPL or the LGPL. END LICENSE BLOCK ***
 
 package org.jruby.internal.runtime.methods;
 
 
 import org.jruby.Ruby;
 
 public class ReflectedJavaMethod extends JavaMethod {
     private final Method method;
     
     private final boolean needsBlock;
     private final boolean isStatic;
     private final int required;
     private final int optional;
     private final boolean rest;
     private final int max;
     
     private final boolean argsAsIs;
 
     private final boolean needsThreadContext;
 
     public ReflectedJavaMethod(
             RubyModule implementationClassMethod methodJRubyMethod annotation) {
         super(implementationClassannotation.visibility());
         
         this. = method;
         
         Class<?>[] params = method.getParameterTypes();
         this. = params.length > 0 && params[params.length - 1] == Block.class;
         this. = Modifier.isStatic(method.getModifiers());
         
         Arity arity = Arity.fromAnnotation(annotationparamsthis.);
         setArity(arity);
 
         this. = arity.getValue() >= 0 ? arity.getValue() : Math.abs(arity.getValue())-1;
         this. = annotation.optional();
         this. = annotation.rest();
         
         this. = params.length > 0 && params[0] == ThreadContext.class;
         this. = !  &&  == 0 && ! && ! && !;
         
         if () {
              = -1;
         } else {
              =  + ;
         }
     }
 
     @Override
     public IRubyObject call(ThreadContext contextIRubyObject selfRubyModule clazzString name,
             IRubyObject[] argsBlock block) {
         Ruby runtime = context.runtime;
         Arity.checkArgumentCount(runtimenameargs);
         
         .pre(contextselfgetImplementationClass(), nameblocknull);
         
         try {
             if (!  && ! .getDeclaringClass().isAssignableFrom(self.getClass())) {
                 throw new ClassCastException(
                         self.getClass().getName() + " cannot be converted to " +
                         .getDeclaringClass().getName());
             }
            
            if () {
                boolean isTrace = runtime.hasEventHooks();
                try {
                    if (isTrace) {
                        runtime.callEventHooks(context.context.getFile(), context.getLine(), namegetImplementationClass());
                    }  
                    return (IRubyObject).invoke(self, (Object[])args);
                } finally {
                    if (isTrace) {
                        runtime.callEventHooks(context.context.getFile(), context.getLine(), namegetImplementationClass());
                    }
                }                    
            } else {
                int argsLength = calcArgsLength();
                
                Object[] params = new Object[argsLength];
                int offset = 0;
                if () {
                    params[offset++] = context;
                }
                if () {
                    params[offset++] = self;
                }
                if ( < 4 &&  == 0 && !) {
                    for (int i = 0; i < args.lengthi++) {
                        if (.getParameterTypes()[offset] == RubyString.class) {
                            params[offset++] = args[i].convertToString();
                        } else {
                            params[offset++] = args[i];
                        }
                    }
                } else {
                    params[offset++] = args;
                }
                if () {
                    params[offset++] = block;
                }
                
                boolean isTrace = runtime.hasEventHooks();
                try {
                    if (isTrace) {
                        runtime.callEventHooks(context.context.getFile(), context.getLine(), namegetImplementationClass());
                    }
                    IRubyObject result;
                    if () {
                        result = (IRubyObject).invoke(nullparams);
                    } else {
                        result = (IRubyObject).invoke(selfparams);
                    }
                    return result == null ? runtime.getNil() : result;
                } finally {
                    if (isTrace) {
                        runtime.callEventHooks(context.context.getFile(), context.getLine(), namegetImplementationClass());
                    }
                }
            }
        } catch (IllegalArgumentException e) {
            throw RaiseException.createNativeRaiseException(runtimee);
        } catch (IllegalAccessException e) {
            throw RaiseException.createNativeRaiseException(runtimee);
        } catch (InvocationTargetException e) {
            Throwable cause = e.getCause();
            if (cause instanceof RuntimeException) {
                throw (RuntimeException)cause;
            } else if (cause instanceof Error) {
                throw (Error)cause;
            } else {
                throw RaiseException.createNativeRaiseException(runtimecause);
            }
        } finally {
            .post(context);
        }
    }
    private int calcArgsLength() {
        int argsLength = 0;
        
        if () {
            argsLength++;
        }
        if () {
            argsLength++;
        }
        if ( < 4 &&  == 0 && !) {
            argsLength += ;
        } else {
            argsLength++;
        }
        if () {
            argsLength++;
        }
        return argsLength;
    }
New to GrepCode? Check out our FAQ X