Package org.jruby.runtime.callback

Source Code of org.jruby.runtime.callback.FastInvocationCallback

/***** 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 Ola Bini <ola@ologix.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
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* the provisions above, a recipient may use your version of this file under
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package org.jruby.runtime.callback;

import org.jruby.Ruby;
import org.jruby.exceptions.JumpException;
import org.jruby.exceptions.MainExitException;
import org.jruby.exceptions.RaiseException;
import org.jruby.exceptions.ThreadKill;
import org.jruby.runtime.Block;
import org.jruby.runtime.builtin.IRubyObject;

/**
* @author <a href="mailto:ola.bini@ki.se">Ola Bini</a>
*/
public abstract class FastInvocationCallback extends InvocationCallback {
    @Override
    public IRubyObject execute(IRubyObject recv, IRubyObject[] oargs, Block block) {
        if (arityValue >= 0) {
            if (oargs.length != arityValue) {
                throw recv.getRuntime().newArgumentError("wrong number of arguments(" + oargs.length + " for " + arityValue + ")");
            }
        } else {
            if (oargs.length < -(1 + arityValue)) {
                throw recv.getRuntime().newArgumentError("wrong number of arguments(" + oargs.length + " for " + -(1 + arityValue) + ")");
            }
        }
       
        try {
            return call(recv,oargs);
        } catch(RaiseException e) {
            throw e;
        } catch(JumpException e) {
            throw e;
        } catch(ThreadKill e) {
            throw e;
        } catch(MainExitException e) {
            throw e;
        } catch(Exception e) {
            Ruby runtime = recv.getRuntime();
            runtime.getJavaSupport().handleNativeException(e);
            return runtime.getNil();
        }
    }

    public abstract IRubyObject call(Object receiver, Object[] args);

}// FastInvocationCallback
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