Examples with GroovyShell groovy.lang.GroovyShell used on opensource projects

Example 56 with GroovyShell

use of groovy.lang.GroovyShell in project groovy-core by groovy.

the class GroovyTypeCheckingExtensionSupport method setup.

@Override
public void setup() {
    CompilerConfiguration config = new CompilerConfiguration();
    config.setScriptBaseClass("org.codehaus.groovy.transform.stc.GroovyTypeCheckingExtensionSupport.TypeCheckingDSL");
    ImportCustomizer ic = new ImportCustomizer();
    ic.addStarImports("org.codehaus.groovy.ast.expr");
    ic.addStaticStars("org.codehaus.groovy.ast.ClassHelper");
    ic.addStaticStars("org.codehaus.groovy.transform.stc.StaticTypeCheckingSupport");
    config.addCompilationCustomizers(ic);
    final GroovyClassLoader transformLoader = compilationUnit != null ? compilationUnit.getTransformLoader() : typeCheckingVisitor.getSourceUnit().getClassLoader();
    // since Groovy 2.2, it is possible to use FQCN for type checking extension scripts
    TypeCheckingDSL script = null;
    try {
        Class<?> clazz = transformLoader.loadClass(scriptPath, false, true);
        if (TypeCheckingDSL.class.isAssignableFrom(clazz)) {
            script = (TypeCheckingDSL) clazz.newInstance();
        } else if (TypeCheckingExtension.class.isAssignableFrom(clazz)) {
            // since 2.4, we can also register precompiled type checking extensions which are not scripts
            try {
                Constructor<?> declaredConstructor = clazz.getDeclaredConstructor(StaticTypeCheckingVisitor.class);
                TypeCheckingExtension extension = (TypeCheckingExtension) declaredConstructor.newInstance(typeCheckingVisitor);
                typeCheckingVisitor.addTypeCheckingExtension(extension);
                extension.setup();
                return;
            } catch (InstantiationException e) {
                addLoadingError(config);
            } catch (IllegalAccessException e) {
                addLoadingError(config);
            } catch (NoSuchMethodException e) {
                context.getErrorCollector().addFatalError(new SimpleMessage("Static type checking extension '" + scriptPath + "' could not be loaded because it doesn't have a constructor accepting StaticTypeCheckingVisitor.", config.getDebug(), typeCheckingVisitor.getSourceUnit()));
            } catch (InvocationTargetException e) {
                addLoadingError(config);
            }
        }
    } catch (ClassNotFoundException e) {
    // silent
    } catch (InstantiationException e) {
        addLoadingError(config);
    } catch (IllegalAccessException e) {
        addLoadingError(config);
    }
    if (script == null) {
        ClassLoader cl = typeCheckingVisitor.getSourceUnit().getClassLoader();
        // cast to prevent incorrect @since 1.7 warning
        InputStream is = ((ClassLoader) transformLoader).getResourceAsStream(scriptPath);
        if (is == null) {
            // fallback to the source unit classloader
            is = cl.getResourceAsStream(scriptPath);
        }
        if (is == null) {
            // fallback to the compiler classloader
            cl = GroovyTypeCheckingExtensionSupport.class.getClassLoader();
            is = cl.getResourceAsStream(scriptPath);
        }
        if (is == null) {
            // if the input stream is still null, we've not found the extension
            context.getErrorCollector().addFatalError(new SimpleMessage("Static type checking extension '" + scriptPath + "' was not found on the classpath.", config.getDebug(), typeCheckingVisitor.getSourceUnit()));
        }
        try {
            GroovyShell shell = new GroovyShell(transformLoader, new Binding(), config);
            script = (TypeCheckingDSL) shell.parse(new InputStreamReader(is, typeCheckingVisitor.getSourceUnit().getConfiguration().getSourceEncoding()));
        } catch (CompilationFailedException e) {
            throw new GroovyBugError("An unexpected error was thrown during custom type checking", e);
        } catch (UnsupportedEncodingException e) {
            throw new GroovyBugError("Unsupported encoding found in compiler configuration", e);
        }
    }
    if (script != null) {
        script.extension = this;
        script.run();
        List<Closure> list = eventHandlers.get("setup");
        if (list != null) {
            for (Closure closure : list) {
                safeCall(closure);
            }
        }
    }
}

Example 57 with GroovyShell

use of groovy.lang.GroovyShell in project grails-core by grails.

the class BeanBuilder method loadBeans.

/**
     * Loads a set of given beans
     * @param resources The resources to load
     * @throws IOException Thrown if there is an error reading one of the passes resources
     */
public void loadBeans(Resource[] resources) {
    @SuppressWarnings("rawtypes") Closure beans = new Closure(this) {

        private static final long serialVersionUID = -2778328821635253740L;

        @Override
        public Object call(Object... args) {
            invokeBeanDefiningClosure((Closure) args[0]);
            return null;
        }
    };
    Binding b = new Binding() {

        @Override
        public void setVariable(String name, Object value) {
            if (currentBeanConfig == null) {
                super.setVariable(name, value);
            } else {
                setPropertyOnBeanConfig(name, value);
            }
        }
    };
    b.setVariable("beans", beans);
    for (Resource resource : resources) {
        try {
            GroovyShell shell = classLoader == null ? new GroovyShell(b) : new GroovyShell(classLoader, b);
            shell.evaluate(new InputStreamReader(resource.getInputStream(), "UTF-8"));
        } catch (Throwable e) {
            throw new BeanDefinitionParsingException(new Problem("Error evaluating bean definition script: " + e.getMessage(), new Location(resource), null, e));
        }
    }
}

Example 58 with GroovyShell

use of groovy.lang.GroovyShell in project groovy-core by groovy.

the class MainTest method testMainMethod.

public void testMainMethod() throws Exception {
    GroovyShell shell = new GroovyShell();
    shell.run(new File("src/test/groovy/SampleMain.groovy"), new String[] { "A", "B", "C" });
}

Example 59 with GroovyShell

use of groovy.lang.GroovyShell in project groovy-core by groovy.

the class Groovy method main.

public static void main(String[] args) {
    final GroovyShell shell = new GroovyShell(new Binding());
    final Groovy groovy = new Groovy();
    for (int i = 1; i < args.length; i++) {
        final Commandline.Argument argument = groovy.createArg();
        argument.setValue(args[i]);
    }
    final AntBuilder builder = new AntBuilder();
    groovy.setProject(builder.getProject());
    groovy.parseAndRunScript(shell, null, null, null, new File(args[0]), builder);
}

Example 60 with GroovyShell

use of groovy.lang.GroovyShell in project groovy-core by groovy.

the class Groovy method configureCompiler.

private void configureCompiler() {
    if (scriptBaseClass != null) {
        configuration.setScriptBaseClass(scriptBaseClass);
    }
    if (indy) {
        configuration.getOptimizationOptions().put("indy", Boolean.TRUE);
        configuration.getOptimizationOptions().put("int", Boolean.FALSE);
    }
    if (configscript != null) {
        Binding binding = new Binding();
        binding.setVariable("configuration", configuration);
        CompilerConfiguration configuratorConfig = new CompilerConfiguration();
        ImportCustomizer customizer = new ImportCustomizer();
        customizer.addStaticStars("org.codehaus.groovy.control.customizers.builder.CompilerCustomizationBuilder");
        configuratorConfig.addCompilationCustomizers(customizer);
        GroovyShell shell = new GroovyShell(binding, configuratorConfig);
        File confSrc = new File(configscript);
        try {
            shell.evaluate(confSrc);
        } catch (IOException e) {
            throw new BuildException("Unable to configure compiler using configuration file: " + confSrc, e);
        }
    }
}