Example usage for com.google.gwt.core.ext GeneratorContext tryCreate

List of usage examples for com.google.gwt.core.ext GeneratorContext tryCreate

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Introduction

In this page you can find the example usage for com.google.gwt.core.ext GeneratorContext tryCreate.

Prototype

PrintWriter tryCreate(TreeLogger logger, String packageName, String simpleName);

Source Link

Document

Attempts to get a PrintWriter so that the caller can generate the source code for the named type.

Usage

From source file:cc.alcina.framework.entity.gwtsynth.ClientReflectionGenerator.java

License:Apache License

@Override
public String generate(TreeLogger logger, GeneratorContext context, String typeName)
        throws UnableToCompleteException {
    filter = IntrospectorFilterHelper.getFilter(context);
    // System.out.println("ClientReflector generation...");
    long start = System.currentTimeMillis();
    Map<Class, String> ann2impl = new HashMap<Class, String>();
    Map<String, String> simpleNameCheck = new HashMap<String, String>();
    try {/*  ww w .  ja  v  a 2s . co m*/
        ClassSourceFileComposerFactory crf = null;
        // scan for reflectable annotations etc
        String superClassName = null;
        JClassType intrType = context.getTypeOracle().getType(typeName);
        if (intrType.isInterface() != null) {
            intrType = context.getTypeOracle().getType(ClientReflector.class.getName());
        }
        ReflectionModule module = intrType.getAnnotation(ReflectionModule.class);
        String moduleName = module.value();
        filter.setModuleName(moduleName);
        String implementationName = String.format("ClientReflector_%s_Impl", moduleName);
        superClassName = intrType.getQualifiedSourceName();
        crf = new ClassSourceFileComposerFactory(this.packageName, implementationName);
        PrintWriter printWriter = context.tryCreate(logger, packageName, implementationName);
        if (printWriter == null) {
            return packageName + "." + implementationName;
        }
        crf.addImport(LinkedHashMap.class.getName());
        crf.addImport(Map.class.getName());
        crf.addImport(GWT.class.getName());
        crf.addImport(JavaScriptObject.class.getName());
        crf.addImport(Registry.class.getName());
        crf.addImport(Annotation.class.getName());
        crf.addImport(UnsafeNativeLong.class.getName());
        crf.setSuperclass(superClassName);
        crf.addImport(ClientBeanReflector.class.getName());
        crf.addImport(ClientPropertyReflector.class.getName());
        crf.addImport(ClientReflector.class.getName());
        crf.addImport(RegistryLocation.class.getName());
        ctLookup.clear();
        visibleAnnotationClasses = new ArrayList<Class<? extends Annotation>>();
        List<JAnnotationType> jAnns = this.getClientVisibleAnnotations(logger, context.getTypeOracle());
        for (JAnnotationType jAnnotationType : jAnns) {
            visibleAnnotationClasses
                    .add((Class<? extends Annotation>) Class.forName(jAnnotationType.getQualifiedBinaryName()));
        }
        visibleAnnotationClasses.add(Omit.class);
        filter.filterAnnotations(jAnns, visibleAnnotationClasses);
        writeAnnotations(logger, context, jAnns, crf, moduleName.equals(ReflectionModule.INITIAL));
        List<JClassType> beanInfoTypes = this.getBeanInfoTypes(logger, context.getTypeOracle(), crf);
        List<JClassType> instantiableTypes = this.getInstantiableTypes(logger, context.getTypeOracle(), crf);
        Map<JClassType, Set<RegistryLocation>> gwtRegisteringClasses = getRegistryAnnotations(
                context.getTypeOracle());
        filter.filterReflectionInfo(beanInfoTypes, instantiableTypes, gwtRegisteringClasses);
        SourceWriter srcW = createWriter(crf, printWriter);
        writeIt(beanInfoTypes, instantiableTypes, srcW, gwtRegisteringClasses, implementationName);
        commit(context, logger, printWriter);
        System.out.format(
                "Client reflection generation  [%s] - " + "%s annotations, %s beans, "
                        + "%s instantiable types - %s ms\n",
                filter.getModuleName(), jAnns.size(), beanInfoTypes.size(), instantiableTypes.size(),
                System.currentTimeMillis() - start);
        filter.generationComplete();
        return packageName + "." + implementationName;
    } catch (Exception e) {
        e.printStackTrace();
        throw new WrappedRuntimeException(e);
    }
}

From source file:cc.alcina.framework.entity.gwtsynth.ClientReflectionGenerator.java

License:Apache License

private void writeAnnotations(TreeLogger logger, GeneratorContext context, List<JAnnotationType> jAnns,
        ClassSourceFileComposerFactory crf, boolean initial) throws Exception {
    for (JAnnotationType type : jAnns) {
        Class<? extends Annotation> annClass = forName(type);
        String implementationName = type.getName() + "_Impl";
        ann2impl.put(annClass, type.getPackage().getName() + "." + implementationName);
    }/*w  ww .  j  a  v a  2s  .c o  m*/
    for (JAnnotationType type : jAnns) {
        Class<? extends Annotation> annClass = forName(type);
        String implementationName = type.getName() + "_Impl";
        String implFQN = type.getPackage().getName() + "." + implementationName;
        crf.addImport(implFQN);
        ClassSourceFileComposerFactory annf = new ClassSourceFileComposerFactory(type.getPackage().getName(),
                implementationName);
        annf.addImport(Annotation.class.getCanonicalName());
        annf.addImport(type.getQualifiedSourceName());
        annf.addImplementedInterface(type.getName());
        List<Method> declaredMethods = new ArrayList<Method>(Arrays.asList(annClass.getDeclaredMethods()));
        Collections.sort(declaredMethods, ToStringComparator.INSTANCE);
        StringBuffer constrParams = new StringBuffer();
        boolean first = true;
        for (Method method : declaredMethods) {
            Class<?> returnType = method.getReturnType();
            addImport(annf, returnType);
            addImport(crf, returnType);
        }
        PrintWriter printWriter = context.tryCreate(logger, packageName, implementationName);
        // if calling from a non-initial module, we just want to add imports
        // without rewriting (indeed, we can't...) the annotation impls
        if (printWriter != null) {
            SourceWriter sw = createWriter(annf, printWriter);
            for (Method method : declaredMethods) {
                Class returnType = method.getReturnType();
                String rn = returnType.getSimpleName();
                String mn = method.getName();
                StringBuffer sb = new StringBuffer();
                writeLiteral(method.getDefaultValue(), returnType, sb, true);
                sw.println(String.format("private %s %s = %s;", rn, mn, sb.toString()));
                sw.println(String.format("public %s %s(){return %s;}", rn, mn, mn));
                sw.println(String.format("public %s _set%s(%s %s){this.%s = %s;return this;}",
                        implementationName, mn, rn, mn, mn, mn));
                sw.println();
            }
            sw.println();
            sw.println("public Class<? extends Annotation> annotationType() {");
            sw.indentln(String.format("return %s.class;", annClass.getSimpleName()));
            sw.println("}");
            sw.println();
            sw.println(String.format("public %s (){}", implementationName));
            sw.outdent();
            sw.println("}");
            commit(context, logger, printWriter);
        }
    }
}

From source file:ch.unifr.pai.twice.comm.serverPush.rebind.RemoteEventDeSerializerGenerator.java

License:Apache License

public SourceWriter getSourceWriter(JClassType classType, GeneratorContext context, TreeLogger logger) {
    String packageName = classType.getPackage().getName();
    String simpleName = classType.getSimpleSourceName() + "Impl";
    ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(packageName, simpleName);
    composer.setSuperclass(classType.getName());

    composer.addImport(classType.getQualifiedSourceName());

    // Need to add whatever imports your generated class needs.
    // composer.addImport("com.google.gwt.user.client.Window");
    // composer.addImport("com.google.gwt.user.client.rpc.AsyncCallback");
    // composer.addImport("com.google.gwt.user.client.ui.Button");
    // composer.addImport("com.google.gwt.user.client.ui.RootPanel");

    PrintWriter printWriter = context.tryCreate(logger, packageName, simpleName);
    if (printWriter == null) {
        return null;
    } else {//from  w  w  w. j a v a 2s . com
        SourceWriter sw = composer.createSourceWriter(context, printWriter);
        return sw;
    }
}

From source file:ch.unifr.pai.twice.module.rebind.TWICEModuleGenerator.java

License:Apache License

/**
 * Define the class to be generated.//from   w ww .  j a  va 2  s.  c  om
 * 
 * @param classType
 * @param context
 * @param logger
 * @return
 */
public SourceWriter getSourceWriter(JClassType classType, GeneratorContext context, TreeLogger logger) {
    String packageName = classType.getPackage().getName();
    String simpleName = classType.getSimpleSourceName() + "Impl";
    ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(packageName, simpleName);
    composer.setSuperclass(classType.getName());
    composer.addImplementedInterface(TWICEModuleInstantiator.class.getName() + "<"
            + getGenericClass(classType).getQualifiedSourceName() + ">");

    PrintWriter printWriter = context.tryCreate(logger, packageName, simpleName);
    if (printWriter == null) {
        return null;
    } else {
        SourceWriter sw = composer.createSourceWriter(context, printWriter);
        return sw;
    }
}

From source file:com.ait.ext4j.rebind.BeanModelGenerator.java

License:Apache License

@Override
public String generate(TreeLogger logger, GeneratorContext context, String typeName)
        throws UnableToCompleteException {
    oracle = context.getTypeOracle();//  w ww.  j av a 2  s .co  m
    beanModelMarkerType = oracle.findType(BeanModelMarker.class.getName());
    beanModelTagType = oracle.findType(BeanModelTag.class.getName());

    try {
        // final all beans and bean markers
        beans = new ArrayList<JClassType>();
        JClassType[] types = oracle.getTypes();
        for (JClassType type : types) {
            if (isBeanMarker(type)) {
                beans.add(getMarkerBean(type));
            } else if (isBean(type)) {
                beans.add(type);
            }
        }

        final String genPackageName = BeanModelLookup.class.getPackage().getName();
        final String genClassName = "BeanModelLookupImpl";

        ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(genPackageName,
                genClassName);
        composer.setSuperclass(BeanModelLookup.class.getCanonicalName());
        composer.addImport(BeanModelFactory.class.getName());
        composer.addImport(Map.class.getName());
        composer.addImport(FastMap.class.getName());

        PrintWriter pw = context.tryCreate(logger, genPackageName, genClassName);

        if (pw != null) {
            SourceWriter sw = composer.createSourceWriter(context, pw);

            sw.println("private Map<String, BeanModelFactory> m;");

            sw.println("public BeanModelFactory getFactory(Class b) {");
            sw.indent();
            sw.println("String n = b.getName();");
            sw.println("if (m == null) {");
            sw.indentln("m = new FastMap<BeanModelFactory>();");
            sw.println("}");
            sw.println("if (m.get(n) == null) {");
            sw.indent();
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < beans.size(); i++) {
                JClassType bean = beans.get(i);
                String name = createBean(bean, logger, context);
                String factory = createFactory(bean, name, logger, context);

                if (i > 0) {
                    sw.print(" else ");
                }
                sw.println("if (" + bean.getQualifiedSourceName() + ".class.getName().equals(n)) {");
                sw.indentln("m" + i + "();");

                sb.append("private void m" + i + "() {\n");
                sb.append("  m.put(" + bean.getQualifiedSourceName() + ".class.getName(), new " + factory
                        + "());\n");
                sb.append("}\n");

                sw.print("}");
            }
            sw.outdent();
            sw.println("}");
            sw.println("return m.get(n);");
            sw.outdent();
            sw.println("}");

            sw.println(sb.toString());
            sw.commit(logger);
        }

        return composer.getCreatedClassName();

    } catch (Exception e) {
        logger.log(TreeLogger.ERROR, "Class " + typeName + " not found.", e);
        throw new UnableToCompleteException();
    }

}

From source file:com.ait.ext4j.rebind.BeanModelGenerator.java

License:Apache License

protected String createFactory(JClassType bean, String beanModelName, TreeLogger logger,
        GeneratorContext context) throws Exception {
    final String genPackageName = BeanModelLookup.class.getPackage().getName();
    final String genClassName = "BeanModel_" + bean.getQualifiedSourceName().replace(".", "_") + "_Factory";

    ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(genPackageName, genClassName);
    composer.setSuperclass(BeanModelFactory.class.getCanonicalName());
    PrintWriter pw = context.tryCreate(logger, genPackageName, genClassName);

    if (pw != null) {
        List<JMethod> getters = findGetters(bean);
        String typeName = bean.getQualifiedSourceName();
        SourceWriter sw = composer.createSourceWriter(context, pw);
        sw.println("public BeanModel newInstance() {");
        sw.println("return new " + beanModelName + "();");
        sw.println("}");

        sw.println("public BeanModel createModel(Object bean) {");
        sw.println("BeanModel model = newInstance();");
        for (JMethod method : getters) {
            String s = method.getName();
            String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get
            sw.println("model.set(\"" + p + "\"," + " ((" + typeName + ")bean)." + s + "()" + ");");
        }//from  w  ww. java2 s .  co m
        sw.println("model.setBean(bean);");
        sw.println("return model;");
        sw.println("}");
        sw.commit(logger);
    }
    return composer.getCreatedClassName();
}

From source file:com.ait.ext4j.rebind.BeanModelGenerator.java

License:Apache License

protected String createBean(JClassType bean, TreeLogger logger, GeneratorContext context) throws Exception {
    final String genPackageName = bean.getPackage().getName();
    final String genClassName = "BeanModel_" + bean.getQualifiedSourceName().replace(".", "_");

    ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(genPackageName, genClassName);
    composer.setSuperclass(BeanModel.class.getCanonicalName());
    composer.addImport(BeanModel.class.getName());
    composer.addImport(NestedModelUtil.class.getName());
    PrintWriter pw = context.tryCreate(logger, genPackageName, genClassName);

    if (pw != null) {
        List<JMethod> getters = findGetters(bean);
        List<JMethod> setters = findSetters(bean);
        SourceWriter sw = composer.createSourceWriter(context, pw);

        sw.println("public " + genClassName + "(){");
        for (JMethod method : getters) {
            String s = method.getName();
            String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get
                                                                           // or
                                                                           // is
            sw.println("beanProperties.add(\"" + p + "\");");
        }//  ww  w  .ja  v  a2 s  . co m
        sw.println("}");

        createGetMethods(getters, sw, bean.getQualifiedSourceName());
        createSetMethods(setters, sw, bean.getQualifiedSourceName());

        // delegate equals to bean
        sw.println("public boolean equals(Object obj) {");
        sw.println("  if (obj instanceof " + "BeanModel" + ") {");
        sw.println("    obj = ((BeanModel)obj).getBean();");
        sw.println("  }");
        sw.println("  return bean.equals(obj);");
        sw.println("}");

        // delegate hashCode to bean
        sw.println("public int hashCode(){");
        sw.println("  return bean.hashCode();");
        sw.println("}");

        sw.commit(logger);
    }
    return composer.getCreatedClassName();
}

From source file:com.ait.ext4j.rebind.TemplateGenerator.java

License:Apache License

@Override
public String generate(TreeLogger logger, GeneratorContext context, String typeName)
        throws UnableToCompleteException {
    TypeOracle oracle = context.getTypeOracle();
    this.templatesInterface = oracle.findType(Name.getSourceNameForClass(Template.class));

    JClassType interfaceType;//from   w w w  . j  av a2  s  . co m
    try {
        interfaceType = oracle.getType(typeName);
    } catch (NotFoundException e) {
        throw new RuntimeException(e);
    }

    if (interfaceType.isInterface() == null) {
        logger.log(TreeLogger.ERROR, typeName + " is not an interface type");
        throw new UnableToCompleteException();
    }
    if (!interfaceType.isAssignableTo(templatesInterface)) {
        logger.log(Type.ERROR, "This isn't a Template subtype...");
        throw new UnableToCompleteException();
    }

    String content = getTemplateContent(context, logger, interfaceType);
    String packageName = interfaceType.getPackage().getName();
    String className = "Template_For_" + interfaceType.getQualifiedSourceName().replace(".", "_");

    ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(packageName, className);
    composer.addImport(SafeHtml.class.getName());
    composer.addImport(SafeHtmlUtils.class.getName());
    composer.addImplementedInterface(Template.class.getName());

    PrintWriter pw = context.tryCreate(logger, packageName, className);
    SourceWriter sw = composer.createSourceWriter(context, pw);

    sw.println("  public SafeHtml getContent(){");
    sw.println("      return SafeHtmlUtils.fromSafeConstant(\"" + content + "\");");
    sw.println("  }");
    sw.println("");
    sw.println("");
    sw.println("  public SafeHtml getSafeContent(){");
    sw.println("      return SafeHtmlUtils.fromString(\"" + content + "\");");
    sw.println("  }");

    sw.commit(logger);
    return composer.getCreatedClassName();

}

From source file:com.ait.toolkit.rebind.BeanModelGenerator.java

License:Open Source License

@Override
public String generate(TreeLogger logger, GeneratorContext context, String typeName)
        throws UnableToCompleteException {
    oracle = context.getTypeOracle();//from  w w  w . j  a v  a 2s  .  c  o  m
    beanModelMarkerType = oracle.findType(BeanMarker.class.getName());
    beanModelTagType = oracle.findType(BeanTag.class.getName());

    try {
        // final all beans and bean markers
        beans = new ArrayList<JClassType>();
        JClassType[] types = oracle.getTypes();
        for (JClassType type : types) {
            if (isBeanMarker(type)) {
                beans.add(getMarkerBean(type));
            } else if (isBean(type)) {
                beans.add(type);
            }
        }

        final String genPackageName = BeanLookup.class.getPackage().getName();
        final String genClassName = "BeanLookupImpl";

        ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(genPackageName,
                genClassName);
        composer.setSuperclass(BeanLookup.class.getCanonicalName());
        composer.addImport(BeanFactory.class.getName());
        composer.addImport(Map.class.getName());
        composer.addImport(FastMap.class.getName());

        PrintWriter pw = context.tryCreate(logger, genPackageName, genClassName);

        if (pw != null) {
            SourceWriter sw = composer.createSourceWriter(context, pw);

            sw.println("private Map<String, BeanFactory> m;");

            sw.println("public BeanFactory getFactory(Class b) {");
            sw.indent();
            sw.println("String n = b.getName();");
            sw.println("if (m == null) {");
            sw.indentln("m = new FastMap<BeanFactory>();");
            sw.println("}");
            sw.println("if (m.get(n) == null) {");
            sw.indent();
            StringBuffer sb = new StringBuffer();
            for (int i = 0; i < beans.size(); i++) {
                JClassType bean = beans.get(i);
                String name = createBean(bean, logger, context);
                String factory = createFactory(bean, name, logger, context);

                if (i > 0) {
                    sw.print(" else ");
                }
                sw.println("if (" + bean.getQualifiedSourceName() + ".class.getName().equals(n)) {");
                sw.indentln("m" + i + "();");

                sb.append("private void m" + i + "() {\n");
                sb.append("  m.put(" + bean.getQualifiedSourceName() + ".class.getName(), new " + factory
                        + "());\n");
                sb.append("}\n");

                sw.print("}");
            }
            sw.outdent();
            sw.println("}");
            sw.println("return m.get(n);");
            sw.outdent();
            sw.println("}");

            sw.println(sb.toString());
            sw.commit(logger);
        }

        return composer.getCreatedClassName();

    } catch (Exception e) {
        logger.log(TreeLogger.ERROR, "Class " + typeName + " not found.", e);
        throw new UnableToCompleteException();
    }

}

From source file:com.ait.toolkit.rebind.BeanModelGenerator.java

License:Open Source License

protected String createFactory(JClassType bean, String beanModelName, TreeLogger logger,
        GeneratorContext context) throws Exception {
    final String genPackageName = BeanLookup.class.getPackage().getName();
    final String genClassName = "Bean_" + bean.getQualifiedSourceName().replace(".", "_") + "_Factory";

    ClassSourceFileComposerFactory composer = new ClassSourceFileComposerFactory(genPackageName, genClassName);
    composer.setSuperclass(BeanFactory.class.getCanonicalName());
    PrintWriter pw = context.tryCreate(logger, genPackageName, genClassName);

    if (pw != null) {
        List<JMethod> getters = findGetters(bean);
        String typeName = bean.getQualifiedSourceName();
        SourceWriter sw = composer.createSourceWriter(context, pw);
        sw.println("public Bean newInstance() {");
        sw.println("return new " + beanModelName + "();");
        sw.println("}");

        sw.println("public Bean createModel(Object bean) {");
        sw.println("Bean model = newInstance();");
        for (JMethod method : getters) {
            String s = method.getName();
            String p = lowerFirst(s.substring(s.startsWith("g") ? 3 : 2)); // get
            sw.println("model.set(\"" + p + "\"," + " ((" + typeName + ")bean)." + s + "()" + ");");
        }/*from w w w.  java  2 s .  c o m*/
        sw.println("model.setBean(bean);");
        sw.println("return model;");
        sw.println("}");
        sw.commit(logger);
    }
    return composer.getCreatedClassName();
}