Examples with JMethod com.sun.codemodel.JMethod used on opensource projects

Example 56 with JMethod

use of com.sun.codemodel.JMethod in project rest.li by linkedin.

the class JavaRequestBuilderGenerator method generatePathKeyBindingMethods.

private void generatePathKeyBindingMethods(List<String> pathKeys, JDefinedClass builderClass, Map<String, JClass> pathKeyTypes, Map<String, JClass> assocKeyTypes, Map<String, List<String>> pathToAssocKeys) {
    for (String pathKey : pathKeys) {
        if (pathToAssocKeys.get(pathKey) != null) {
            final JFieldVar compoundKey = builderClass.field(JMod.PRIVATE, CompoundKey.class, RestLiToolsUtils.nameCamelCase(pathKey), JExpr._new(pathKeyTypes.get(pathKey)));
            for (String assocKeyName : pathToAssocKeys.get(pathKey)) {
                final JMethod assocKeyMethod = builderClass.method(JMod.PUBLIC, builderClass, RestLiToolsUtils.nameCamelCase(assocKeyName + "Key"));
                final JVar assocKeyMethodParam = assocKeyMethod.param(assocKeyTypes.get(assocKeyName), "key");
                // put stuff into CompoundKey
                assocKeyMethod.body().add(compoundKey.invoke("append").arg(assocKeyName).arg(assocKeyMethodParam));
                // old and new super.pathKey()s
                assocKeyMethod.body().add(JExpr._super().invoke("pathKey").arg(assocKeyName).arg(assocKeyMethodParam));
                // new...
                assocKeyMethod.body().add(JExpr._super().invoke("pathKey").arg(pathKey).arg(compoundKey));
                assocKeyMethod.body()._return(JExpr._this());
            }
        } else {
            final JMethod keyMethod = builderClass.method(JMod.PUBLIC, builderClass, RestLiToolsUtils.nameCamelCase(pathKey + "Key"));
            final JVar keyMethodParam = keyMethod.param(pathKeyTypes.get(pathKey), "key");
            keyMethod.body().add(JExpr._super().invoke("pathKey").arg(pathKey).arg(keyMethodParam));
            keyMethod.body()._return(JExpr._this());
        }
    }
}

Example 57 with JMethod

use of com.sun.codemodel.JMethod in project rest.li by linkedin.

the class JavaRequestBuilderGenerator method generateAssocKeyBindingMethods.

private void generateAssocKeyBindingMethods(Map<String, AssocKeyTypeInfo> assocKeys, JDefinedClass finderBuilderClass, Set<String> finderKeys) {
    final StringBuilder errorBuilder = new StringBuilder();
    for (String assocKey : finderKeys) {
        final JClass assocKeyClass = assocKeys.get(assocKey).getBindingType();
        if (assocKeyClass == null) {
            errorBuilder.append(String.format("assocKey %s in finder is not found\n", assocKey));
            continue;
        }
        final JMethod keyMethod = finderBuilderClass.method(JMod.PUBLIC, finderBuilderClass, RestLiToolsUtils.nameCamelCase(assocKey + "Key"));
        final JVar keyMethodParam = keyMethod.param(assocKeyClass, "key");
        keyMethod.body().add(JExpr._super().invoke("assocKey").arg(assocKey).arg(keyMethodParam));
        keyMethod.body()._return(JExpr._this());
    }
    if (errorBuilder.length() > 0) {
        throw new IllegalArgumentException(errorBuilder.toString());
    }
}

Example 58 with JMethod

use of com.sun.codemodel.JMethod in project rest.li by linkedin.

the class JavaRequestBuilderGenerator method generateQueryParamSetMethod.

private static void generateQueryParamSetMethod(JDefinedClass derivedBuilderClass, ParameterSchema param, JClass paramClass, JClass paramItemsClass) {
    final String paramName = param.getName();
    final boolean isOptional = RestLiToolsUtils.isParameterOptional(param);
    final String methodName = RestLiToolsUtils.nameCamelCase(paramName + "Param");
    final JMethod setMethod = derivedBuilderClass.method(JMod.PUBLIC, derivedBuilderClass, methodName);
    final JVar setMethodParam = setMethod.param(paramClass, "value");
    setMethod.body().add(JExpr._super().invoke(isOptional ? "setParam" : "setReqParam").arg(paramName).arg(setMethodParam).arg(paramItemsClass.dotclass()));
    setMethod.body()._return(JExpr._this());
    generateParamJavadoc(setMethod, setMethodParam, param);
}

Example 59 with JMethod

use of com.sun.codemodel.JMethod in project rest.li by linkedin.

the class JavaRequestBuilderGenerator method generateResourceFacade.

private JDefinedClass generateResourceFacade(ResourceSchema resource, File sourceFile, Map<String, JClass> pathKeyTypes, Map<String, JClass> assocKeyTypes, Map<String, List<String>> pathToAssocKeys) throws JClassAlreadyExistsException, IOException {
    final ValidationResult validationResult = ValidateDataAgainstSchema.validate(resource.data(), resource.schema(), new ValidationOptions(RequiredMode.MUST_BE_PRESENT));
    if (!validationResult.isValid()) {
        throw new IllegalArgumentException(String.format("Resource validation error.  Resource File '%s', Error Details '%s'", sourceFile, validationResult.toString()));
    }
    final String packageName = resource.getNamespace();
    final JPackage clientPackage = (packageName == null || packageName.isEmpty()) ? getPackage() : getPackage(packageName);
    final String className;
    if (_version == RestliVersion.RESTLI_2_0_0) {
        className = getBuilderClassNameByVersion(RestliVersion.RESTLI_2_0_0, null, resource.getName(), true);
    } else {
        className = getBuilderClassNameByVersion(RestliVersion.RESTLI_1_0_0, null, resource.getName(), true);
    }
    final JDefinedClass facadeClass = clientPackage._class(className);
    annotate(facadeClass, sourceFile.getAbsolutePath());
    final JFieldVar baseUriField;
    final JFieldVar requestOptionsField;
    final JExpression baseUriGetter = JExpr.invoke("getBaseUriTemplate");
    final JExpression requestOptionsGetter = JExpr.invoke("getRequestOptions");
    if (_version == RestliVersion.RESTLI_2_0_0) {
        baseUriField = null;
        requestOptionsField = null;
        facadeClass._extends(BuilderBase.class);
    } else {
        // for old builder, instead of extending from RequestBuilderBase, add fields and getters in the class
        baseUriField = facadeClass.field(JMod.PRIVATE | JMod.FINAL, String.class, "_baseUriTemplate");
        requestOptionsField = facadeClass.field(JMod.PRIVATE, RestliRequestOptions.class, "_requestOptions");
        facadeClass.method(JMod.PRIVATE, String.class, "getBaseUriTemplate").body()._return(baseUriField);
        facadeClass.method(JMod.PUBLIC, RestliRequestOptions.class, "getRequestOptions").body()._return(requestOptionsField);
    }
    // make the original resource path available via a private final static variable.
    final JFieldVar originalResourceField = facadeClass.field(JMod.PRIVATE | JMod.STATIC | JMod.FINAL, String.class, "ORIGINAL_RESOURCE_PATH");
    final String resourcePath = getResourcePath(resource.getPath());
    originalResourceField.init(JExpr.lit(resourcePath));
    // create reference to RestliRequestOptions.DEFAULT_OPTIONS
    final JClass restliRequestOptionsClass = getCodeModel().ref(RestliRequestOptions.class);
    final JFieldRef defaultOptionsField = restliRequestOptionsClass.staticRef("DEFAULT_OPTIONS");
    if (_version == RestliVersion.RESTLI_1_0_0) {
        // same getPathComponents() logic as in RequestBuilderBase
        final JMethod pathComponentsGetter = facadeClass.method(JMod.PUBLIC, String[].class, "getPathComponents");
        pathComponentsGetter.body()._return(getCodeModel().ref(URIParamUtils.class).staticInvoke("extractPathComponentsFromUriTemplate").arg(baseUriField));
        // method that expresses the following logic
        //   (requestOptions == null) ? return RestliRequestOptions.DEFAULT_OPTIONS : requestOptions;
        final JMethod requestOptionsAssigner = facadeClass.method(JMod.PRIVATE | JMod.STATIC, RestliRequestOptions.class, "assignRequestOptions");
        final JVar requestOptionsAssignerParam = requestOptionsAssigner.param(RestliRequestOptions.class, "requestOptions");
        final JConditional requestNullCheck = requestOptionsAssigner.body()._if(requestOptionsAssignerParam.eq(JExpr._null()));
        requestNullCheck._then().block()._return(defaultOptionsField);
        requestNullCheck._else().block()._return(requestOptionsAssignerParam);
    }
    /*
    There will be 4 constructors:
      ()
      (RestliRequestOptions)
      (String)
      (String, RestliRequestOptions)
    */
    final JMethod noArgConstructor = facadeClass.constructor(JMod.PUBLIC);
    final JMethod requestOptionsOverrideConstructor = facadeClass.constructor(JMod.PUBLIC);
    final JMethod resourceNameOverrideConstructor = facadeClass.constructor(JMod.PUBLIC);
    final JMethod mainConstructor = facadeClass.constructor(JMod.PUBLIC);
    // no-argument constructor, delegates to the request options override constructor
    noArgConstructor.body().invoke(THIS).arg(defaultOptionsField);
    // request options override constructor
    final JVar requestOptionsOverrideOptionsParam = requestOptionsOverrideConstructor.param(RestliRequestOptions.class, "requestOptions");
    if (_version == RestliVersion.RESTLI_2_0_0) {
        requestOptionsOverrideConstructor.body().invoke(SUPER).arg(originalResourceField).arg(requestOptionsOverrideOptionsParam);
    } else {
        requestOptionsOverrideConstructor.body().assign(baseUriField, originalResourceField);
        final JInvocation requestOptionsOverrideAssignRequestOptions = new JBlock().invoke("assignRequestOptions").arg(requestOptionsOverrideOptionsParam);
        requestOptionsOverrideConstructor.body().assign(requestOptionsField, requestOptionsOverrideAssignRequestOptions);
    }
    // primary resource name override constructor, delegates to the main constructor
    final JVar resourceNameOverrideResourceNameParam = resourceNameOverrideConstructor.param(_stringClass, "primaryResourceName");
    resourceNameOverrideConstructor.body().invoke(THIS).arg(resourceNameOverrideResourceNameParam).arg(defaultOptionsField);
    // main constructor
    final JVar mainConsResourceNameParam = mainConstructor.param(_stringClass, "primaryResourceName");
    final JVar mainConsOptionsParam = mainConstructor.param(RestliRequestOptions.class, "requestOptions");
    final JExpression baseUriExpr;
    if (resourcePath.contains("/")) {
        baseUriExpr = originalResourceField.invoke("replaceFirst").arg(JExpr.lit("[^/]*/")).arg(mainConsResourceNameParam.plus(JExpr.lit("/")));
    } else {
        baseUriExpr = mainConsResourceNameParam;
    }
    if (_version == RestliVersion.RESTLI_2_0_0) {
        mainConstructor.body().invoke(SUPER).arg(baseUriExpr).arg(mainConsOptionsParam);
    } else {
        final JInvocation mainAssignRequestOptions = new JBlock().invoke("assignRequestOptions").arg(mainConsOptionsParam);
        mainConstructor.body().assign(baseUriField, baseUriExpr);
        mainConstructor.body().assign(requestOptionsField, mainAssignRequestOptions);
    }
    final String resourceName = CodeUtil.capitalize(resource.getName());
    final JMethod primaryResourceGetter = facadeClass.method(JMod.PUBLIC | JMod.STATIC, String.class, "getPrimaryResource");
    primaryResourceGetter.body()._return(originalResourceField);
    final List<String> pathKeys = getPathKeys(resourcePath, pathToAssocKeys);
    JClass keyTyperefClass = null;
    final JClass keyClass;
    JClass keyKeyClass = null;
    JClass keyParamsClass = null;
    final Class<?> resourceSchemaClass;
    Map<String, AssocKeyTypeInfo> assocKeyTypeInfos = Collections.emptyMap();
    StringArray supportsList = null;
    RestMethodSchemaArray restMethods = null;
    FinderSchemaArray finders = null;
    ResourceSchemaArray subresources = null;
    ActionSchemaArray resourceActions = null;
    ActionSchemaArray entityActions = null;
    if (resource.getCollection() != null) {
        resourceSchemaClass = CollectionSchema.class;
        final CollectionSchema collection = resource.getCollection();
        final String keyName = collection.getIdentifier().getName();
        // ComplexKeyResource parameterized by those two.
        if (collection.getIdentifier().getParams() == null) {
            keyClass = getJavaBindingType(collection.getIdentifier().getType(), facadeClass).valueClass;
            final JClass declaredClass = getClassRefForSchema(RestSpecCodec.textToSchema(collection.getIdentifier().getType(), _schemaResolver), facadeClass);
            if (!declaredClass.equals(keyClass)) {
                keyTyperefClass = declaredClass;
            }
        } else {
            keyKeyClass = getJavaBindingType(collection.getIdentifier().getType(), facadeClass).valueClass;
            keyParamsClass = getJavaBindingType(collection.getIdentifier().getParams(), facadeClass).valueClass;
            keyClass = getCodeModel().ref(ComplexResourceKey.class).narrow(keyKeyClass, keyParamsClass);
        }
        pathKeyTypes.put(keyName, keyClass);
        supportsList = collection.getSupports();
        restMethods = collection.getMethods();
        finders = collection.getFinders();
        subresources = collection.getEntity().getSubresources();
        resourceActions = collection.getActions();
        entityActions = collection.getEntity().getActions();
    } else if (resource.getAssociation() != null) {
        resourceSchemaClass = AssociationSchema.class;
        final AssociationSchema association = resource.getAssociation();
        keyClass = getCodeModel().ref(CompoundKey.class);
        supportsList = association.getSupports();
        restMethods = association.getMethods();
        finders = association.getFinders();
        subresources = association.getEntity().getSubresources();
        resourceActions = association.getActions();
        entityActions = association.getEntity().getActions();
        assocKeyTypeInfos = generateAssociationKey(facadeClass, association);
        final String keyName = getAssociationKey(resource, association);
        pathKeyTypes.put(keyName, keyClass);
        final List<String> assocKeys = new ArrayList<String>(4);
        for (Map.Entry<String, AssocKeyTypeInfo> entry : assocKeyTypeInfos.entrySet()) {
            assocKeys.add(entry.getKey());
            assocKeyTypes.put(entry.getKey(), entry.getValue().getBindingType());
        }
        pathToAssocKeys.put(keyName, assocKeys);
    } else if (resource.getSimple() != null) {
        resourceSchemaClass = SimpleSchema.class;
        final SimpleSchema simpleSchema = resource.getSimple();
        keyClass = _voidClass;
        supportsList = simpleSchema.getSupports();
        restMethods = simpleSchema.getMethods();
        subresources = simpleSchema.getEntity().getSubresources();
        resourceActions = simpleSchema.getActions();
    } else if (resource.getActionsSet() != null) {
        resourceSchemaClass = ActionsSetSchema.class;
        final ActionsSetSchema actionsSet = resource.getActionsSet();
        resourceActions = actionsSet.getActions();
        keyClass = _voidClass;
    } else {
        throw new IllegalArgumentException("unsupported resource type for resource: '" + resourceName + '\'');
    }
    generateOptions(facadeClass, baseUriGetter, requestOptionsGetter);
    final JFieldVar resourceSpecField = facadeClass.field(JMod.PRIVATE | JMod.STATIC | JMod.FINAL, _resourceSpecClass, "_resourceSpec");
    if (resourceSchemaClass == CollectionSchema.class || resourceSchemaClass == AssociationSchema.class || resourceSchemaClass == SimpleSchema.class) {
        final JClass schemaClass = getJavaBindingType(resource.getSchema(), null).schemaClass;
        final Set<ResourceMethod> supportedMethods = getSupportedMethods(supportsList);
        final JInvocation supportedMethodsExpr;
        if (supportedMethods.isEmpty()) {
            supportedMethodsExpr = _enumSetClass.staticInvoke("noneOf").arg(_resourceMethodClass.dotclass());
        } else {
            supportedMethodsExpr = _enumSetClass.staticInvoke("of");
            for (ResourceMethod resourceMethod : supportedMethods) {
                validateResourceMethod(resourceSchemaClass, resourceName, resourceMethod);
                supportedMethodsExpr.arg(_resourceMethodClass.staticRef(resourceMethod.name()));
            }
        }
        final JBlock staticInit = facadeClass.init();
        final JVar methodSchemaMap = methodMetadataMapInit(facadeClass, resourceActions, entityActions, staticInit);
        final JVar responseSchemaMap = responseMetadataMapInit(facadeClass, resourceActions, entityActions, staticInit);
        if (resourceSchemaClass == CollectionSchema.class || resourceSchemaClass == AssociationSchema.class) {
            final JClass assocKeyClass = getCodeModel().ref(TypeInfo.class);
            final JClass hashMapClass = getCodeModel().ref(HashMap.class).narrow(_stringClass, assocKeyClass);
            final JVar keyPartsVar = staticInit.decl(hashMapClass, "keyParts").init(JExpr._new(hashMapClass));
            for (Map.Entry<String, AssocKeyTypeInfo> typeInfoEntry : assocKeyTypeInfos.entrySet()) {
                final AssocKeyTypeInfo typeInfo = typeInfoEntry.getValue();
                final JInvocation typeArg = JExpr._new(assocKeyClass).arg(typeInfo.getBindingType().dotclass()).arg(typeInfo.getDeclaredType().dotclass());
                staticInit.add(keyPartsVar.invoke("put").arg(typeInfoEntry.getKey()).arg(typeArg));
            }
            staticInit.assign(resourceSpecField, JExpr._new(_resourceSpecImplClass).arg(supportedMethodsExpr).arg(methodSchemaMap).arg(responseSchemaMap).arg(keyTyperefClass == null ? keyClass.dotclass() : keyTyperefClass.dotclass()).arg(keyKeyClass == null ? JExpr._null() : keyKeyClass.dotclass()).arg(keyKeyClass == null ? JExpr._null() : keyParamsClass.dotclass()).arg(schemaClass.dotclass()).arg(keyPartsVar));
        } else //simple schema
        {
            staticInit.assign(resourceSpecField, JExpr._new(_resourceSpecImplClass).arg(supportedMethodsExpr).arg(methodSchemaMap).arg(responseSchemaMap).arg(schemaClass.dotclass()));
        }
        generateBasicMethods(facadeClass, baseUriGetter, keyClass, schemaClass, supportedMethods, restMethods, resourceSpecField, resourceName, pathKeys, pathKeyTypes, assocKeyTypes, pathToAssocKeys, requestOptionsGetter, resource.data().getDataMap("annotations"));
        if (resourceSchemaClass == CollectionSchema.class || resourceSchemaClass == AssociationSchema.class) {
            generateFinders(facadeClass, baseUriGetter, finders, keyClass, schemaClass, assocKeyTypeInfos, resourceSpecField, resourceName, pathKeys, pathKeyTypes, assocKeyTypes, pathToAssocKeys, requestOptionsGetter);
        }
        generateSubResources(sourceFile, subresources, pathKeyTypes, assocKeyTypes, pathToAssocKeys);
    } else //action set
    {
        final JBlock staticInit = facadeClass.init();
        final JInvocation supportedMethodsExpr = _enumSetClass.staticInvoke("noneOf").arg(_resourceMethodClass.dotclass());
        final JVar methodSchemaMap = methodMetadataMapInit(facadeClass, resourceActions, entityActions, staticInit);
        final JVar responseSchemaMap = responseMetadataMapInit(facadeClass, resourceActions, entityActions, staticInit);
        staticInit.assign(resourceSpecField, JExpr._new(_resourceSpecImplClass).arg(supportedMethodsExpr).arg(methodSchemaMap).arg(responseSchemaMap).arg(keyClass.dotclass()).arg(JExpr._null()).arg(JExpr._null()).arg(JExpr._null()).arg(getCodeModel().ref(Collections.class).staticInvoke("<String, Class<?>>emptyMap")));
    }
    generateActions(facadeClass, baseUriGetter, resourceActions, entityActions, keyClass, resourceSpecField, resourceName, pathKeys, pathKeyTypes, assocKeyTypes, pathToAssocKeys, requestOptionsGetter);
    generateClassJavadoc(facadeClass, resource);
    if (!checkVersionAndDeprecateBuilderClass(facadeClass, true)) {
        checkRestSpecAndDeprecateRootBuildersClass(facadeClass, resource);
    }
    return facadeClass;
}

Example 60 with JMethod

use of com.sun.codemodel.JMethod in project rest.li by linkedin.

the class JavaRequestBuilderGenerator method generateDerivedBuilder.

private JDefinedClass generateDerivedBuilder(JClass baseBuilderClass, JClass valueClass, String finderName, String derivedBuilderName, JPackage clientPackage, ResourceMethod resourceMethod, DataMap annotations) throws JClassAlreadyExistsException {
    // this method applies to REST methods and finder
    final JDefinedClass derivedBuilderClass = clientPackage._class(JMod.PUBLIC, derivedBuilderName);
    annotate(derivedBuilderClass, null);
    checkVersionAndDeprecateBuilderClass(derivedBuilderClass, false);
    derivedBuilderClass._extends(baseBuilderClass.narrow(derivedBuilderClass));
    final JMethod derivedBuilderConstructor = derivedBuilderClass.constructor(JMod.PUBLIC);
    final JVar uriParam = derivedBuilderConstructor.param(_stringClass, "baseUriTemplate");
    final JVar resourceSpecParam = derivedBuilderConstructor.param(_resourceSpecClass, "resourceSpec");
    final JVar requestOptionsParam = derivedBuilderConstructor.param(RestliRequestOptions.class, "requestOptions");
    final JInvocation invocation = derivedBuilderConstructor.body().invoke(SUPER).arg(uriParam);
    // the new BatchGetEntityRequestBuilderBase does not need the valueClass parameter in constructor
    if (!baseBuilderClass.fullName().startsWith(BatchGetEntityRequestBuilderBase.class.getName() + "<")) {
        invocation.arg(valueClass.dotclass());
    }
    invocation.arg(resourceSpecParam).arg(requestOptionsParam);
    if (finderName != null) {
        derivedBuilderConstructor.body().add(JExpr._super().invoke("name").arg(finderName));
    }
    if (_validateEntityMethods.contains(resourceMethod) || _validatePatchMethods.contains(resourceMethod)) {
        JMethod validateMethod = derivedBuilderClass.method(JMod.PUBLIC | JMod.STATIC, ValidationResult.class, "validateInput");
        JVar inputParam;
        if (_validateEntityMethods.contains(resourceMethod)) {
            inputParam = validateMethod.param(valueClass, "input");
        } else {
            inputParam = validateMethod.param(getCodeModel().ref(PatchRequest.class).narrow(valueClass), "patch");
        }
        JBlock block = validateMethod.body();
        JVar annotationMap = block.decl(getCodeModel().ref(Map.class).narrow(String.class).narrow(getCodeModel().ref(List.class).narrow(String.class)), "annotations").init(JExpr._new(getCodeModel().ref(HashMap.class).narrow(String.class).narrow(getCodeModel().ref(List.class).narrow(String.class))));
        if (annotations != null) {
            for (Map.Entry<String, Object> entry : annotations.entrySet()) {
                DataList values = ((DataMap) entry.getValue()).getDataList("value");
                if (values != null) {
                    JInvocation list = getCodeModel().ref(Arrays.class).staticInvoke("asList");
                    for (Object value : values) {
                        list.arg(value.toString());
                    }
                    block.add(annotationMap.invoke("put").arg(entry.getKey()).arg(list));
                }
            }
        }
        JClass validatorClass = getCodeModel().ref(RestLiDataValidator.class);
        JVar validator = block.decl(validatorClass, "validator").init(JExpr._new(validatorClass).arg(annotationMap).arg(valueClass.dotclass()).arg(getCodeModel().ref(ResourceMethod.class).staticRef(resourceMethod.name())));
        block._return(validator.invoke("validateInput").arg(inputParam));
    }
    return derivedBuilderClass;
}