Examples of BodyBuilder


Examples of org.apache.hivemind.service.BodyBuilder

            return;
        }

        String defaultValue = defaultForReturnType(returnType);

        BodyBuilder builder = new BodyBuilder();
        builder.begin();

        builder
                .addln(
                        "{0} result = {1};",
                        ClassFabUtils.getJavaClassName(returnType),
                        defaultValue);
        builder.addln("for (int i = 0; i < _commands.length; i++)");

        builder.begin();
        builder.addln("result = _commands[i].{0}($$);", sig.getName());

        builder.addln("if (result != {0}) break;", defaultValue);

        builder.end();

        builder.addln("return result;");
        builder.end();

        cf.addMethod(Modifier.PUBLIC, sig, builder.toString());
    }
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Examples of org.apache.hivemind.service.BodyBuilder

        return "0";
    }

    private void addVoidMethod(ClassFab cf, Class commandInterface, MethodSignature sig)
    {
        BodyBuilder builder = new BodyBuilder();

        builder.begin();

        builder.addln("for (int i = 0; i < _commands.length; i++)");
        builder.addln("_commands[i].{0}($$);", sig.getName());

        builder.end();

        cf.addMethod(Modifier.PUBLIC, sig, builder.toString());
    }
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Examples of org.apache.hivemind.service.BodyBuilder

        Class remoteInterface,
        String jndiName)
    {
        String homeInterfaceName = homeInterface.getName();

        BodyBuilder builder = new BodyBuilder();

        builder.begin();

        builder.addln("if (_remote != null)");
        builder.addln("  return _remote;");

        builder.add(homeInterfaceName);
        builder.add(" home = (");
        builder.add(homeInterfaceName);
        builder.add(") _lookup(");
        builder.addQuoted(jndiName);
        builder.addln(");");

        builder.add("try");
        builder.begin();
        builder.add("_remote = home.create();");
        builder.end();
        builder.add("catch (javax.ejb.CreateException ex)");
        builder.begin();
        builder.add("throw new java.rmi.RemoteException(ex.getMessage(), ex);");
        builder.end();

        builder.add("return _remote;");

        builder.end();

        classFab.addMethod(
            Modifier.SYNCHRONIZED + Modifier.PRIVATE,
            new MethodSignature(
                remoteInterface,
                "_lookupRemote",
                null,
                new Class[] { RemoteException.class }),
            builder.toString());

    }
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Examples of org.apache.hivemind.service.BodyBuilder

    {
        String methodName = sig.getName();

        boolean isVoid = sig.getReturnType().equals(Void.TYPE);

        BodyBuilder builder = new BodyBuilder();

        builder.begin();

        builder.addln("boolean first = true;");
        builder.add("while (true)");
        builder.begin();

        builder.add("try");
        builder.begin();

        if (!isVoid)
            builder.add("return ");

        builder.add("_lookupRemote().");
        builder.add(methodName);
        builder.addln("($$);");

        if (isVoid)
            builder.addln("return;");

        builder.end(); // try

        builder.add("catch (java.rmi.RemoteException ex)");
        builder.begin();

        builder.addln("if (first)");
        builder.begin();

        builder.addln("_handleRemoteException(ex);");
        builder.addln("first = false;");

        builder.end(); // if
        builder.addln("else");
        builder.add("  throw ex;");
        builder.end(); // catch
        builder.end(); // while
        builder.end();

        classFab.addMethod(Modifier.PUBLIC, sig, builder.toString());
    }
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Examples of org.apache.hivemind.service.BodyBuilder

                Modifier.PUBLIC | Modifier.SYNCHRONIZED | Modifier.FINAL,
                new MethodSignature(void.class, "_setInner", new Class[]
                { getConfigurationType() }, null),
                "{ _inner = $1; }");

        BodyBuilder builder = new BodyBuilder();
        builder.begin();

        builder.addln("return _inner;");
        builder.end();

        classFab.addMethod(Modifier.PRIVATE, new MethodSignature(getConfigurationType(), "_getInner",
                null, null), builder.toString());

        proxyBuilder.addServiceMethods("_getInner()", false);

        // The toString calls the toString method of the configuration if it is
        // created already
        // TODO: Implement like described
//        String proxyToStringMessage = "<LazyConstructionProxy for "
//            + getExtensionPointId() + "(" + configurationInterface.getName() + ")>";
        builder.clear();
        builder.begin();
        builder.addln(" return _inner.toString();");
        builder.end();

        MethodSignature toStringSignature = new MethodSignature(String.class, "toString", null,
                null);
        if (!classFab.containsMethod(toStringSignature)) {
            classFab.addMethod(Modifier.PUBLIC, toStringSignature, builder.toString());
        }

        return classFab.createClass();
    }
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Examples of org.apache.hivemind.service.BodyBuilder

        classFab.addField("_deferredProxy", deferredProxyClass);
        classFab.addField("_configuration", getConfigurationType());
        classFab.addField("_configurationPoint", ConfigurationPointImpl.class);

        BodyBuilder body = new BodyBuilder();

        // The constructor remembers the outer proxy and registers itself
        // with the outer proxy.

        body.begin();

        body.addln("this($1);");
        body.addln("_deferredProxy = $2;");
        body.addln("_configurationPoint = $3;");
        body.addln("_deferredProxy._setInner(this);");

        body.end();

        classFab.addConstructor(new Class[]
        { String.class, deferredProxyClass, ConfigurationPointImpl.class }, null, body.toString());

        // Method _configuration() will look up the configuration,
        // then update the deferred proxy to go directly to the
        // configuration, bypassing itself!

        body.clear();
        body.begin();

        body.add("if (_configuration == null)");
        body.begin();

        body.add("_configuration = (");
        body.add(getConfigurationType().getName());
        body.addln(") _configurationPoint.constructConfiguration();");

        body.add("_deferredProxy._setInner(_configuration);");

        body.end();

        body.add("return _configuration;");

        body.end();

        classFab.addMethod(
                Modifier.PRIVATE | Modifier.FINAL | Modifier.SYNCHRONIZED,
                new MethodSignature(getConfigurationType(), "_configuration", null, null),
                body.toString());

        builder.addServiceMethods("_configuration()");

        // Build the implementation of interface SingletonInnerProxy

        body.clear();
        body.begin();

        body.add("_configuration();");

        body.end();

        classFab.addMethod(Modifier.PUBLIC | Modifier.FINAL, new MethodSignature(void.class,
                "_instantiateServiceImplementation", null, null), body.toString());

        classFab.addInterface(SingletonInnerProxy.class);

        return classFab.createClass();
    }
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Examples of org.apache.hivemind.service.BodyBuilder

     * Creates a method that delegates to the _delegate object; this is used for
     * methods that are not logged.
     */
    private void addPassThruMethodImplementation(ClassFab classFab, MethodSignature sig)
    {
        BodyBuilder builder = new BodyBuilder();
        builder.begin();

        builder.add("return ($r) _delegate.");
        builder.add(sig.getName());
        builder.addln("($$);");

        builder.end();

        classFab.addMethod(Modifier.PUBLIC, sig, builder.toString());
    }
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Examples of org.apache.hivemind.service.BodyBuilder

        Class returnType = sig.getReturnType();
        String methodName = sig.getName();

        boolean isVoid = (returnType == void.class);

        BodyBuilder builder = new BodyBuilder();

        builder.begin();
        builder.addln("boolean debug = _log.isDebugEnabled();");

        builder.addln("if (debug)");
        builder.add("  org.apache.hivemind.service.impl.LoggingUtils.entry(_log, ");
        builder.addQuoted(methodName);
        builder.addln(", $args);");

        if (!isVoid)
        {
            builder.add(ClassFabUtils.getJavaClassName(returnType));
            builder.add(" result = ");
        }

        builder.add("_delegate.");
        builder.add(methodName);
        builder.addln("($$);");

        if (isVoid)
        {
            builder.addln("if (debug)");
            builder.add("  org.apache.hivemind.service.impl.LoggingUtils.voidExit(_log, ");
            builder.addQuoted(methodName);
            builder.addln(");");
        }
        else
        {
            builder.addln("if (debug)");
            builder.add("  org.apache.hivemind.service.impl.LoggingUtils.exit(_log, ");
            builder.addQuoted(methodName);
            builder.addln(", ($w)result);");
            builder.addln("return result;");
        }

        builder.end();

        MethodFab methodFab = classFab.addMethod(Modifier.PUBLIC, sig, builder.toString());

        builder.clear();

        builder.begin();
        builder.add("org.apache.hivemind.service.impl.LoggingUtils.exception(_log, ");
        builder.addQuoted(methodName);
        builder.addln(", $e);");
        builder.addln("throw $e;");
        builder.end();

        String body = builder.toString();

        Class[] exceptions = sig.getExceptionTypes();

        int count = exceptions.length;
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Examples of org.apache.hivemind.service.BodyBuilder

        MockControl cfc = newControl(ClassFab.class);
        ClassFab cf = (ClassFab) cfc.getMock();

        MethodSignature sig = new MethodSignature(void.class, "run", null, null);

        BodyBuilder builder = new BodyBuilder();
        builder.begin();
        builder.addln("for (int i = 0; i < _commands.length; i++)");
        builder.addln("_commands[i].run($$);");
        builder.end();

        cf.addMethod(Modifier.PUBLIC, sig, builder.toString());
        cfc.setReturnValue(newMethodFab());

        replayControls();

        ChainBuilderImpl cb = new ChainBuilderImpl();
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Examples of org.apache.hivemind.service.BodyBuilder

        ClassFab cf = (ClassFab) cfc.getMock();

        MethodSignature sig = new MethodSignature(boolean.class, "execute", new Class[]
        { String.class }, null);

        BodyBuilder builder = new BodyBuilder();
        builder.begin();
        builder.addln("boolean result = false;");
        builder.addln("for (int i = 0; i < _commands.length; i++)");
        builder.begin();
        builder.addln("result = _commands[i].execute($$);");
        builder.addln("if (result != false) break;");
        builder.end();
        builder.addln("return result;");
        builder.end();

        cf.addMethod(Modifier.PUBLIC, sig, builder.toString());
        cfc.setReturnValue(newMethodFab());

        replayControls();

        ChainBuilderImpl cb = new ChainBuilderImpl();
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