Add current state of generated Java model and visitor

Still has some issues here and there.

openrewrite/src/java/extensions.ts

@@ -1 +1,26 @@
-export {}
+import {JavaVisitor} from "./visitor";
+import {
+    JContainer,
+    JContainerLocation,
+    JLeftPadded,
+    JLeftPaddedLocation,
+    JRightPadded, JRightPaddedLocation,
+    Space,
+    SpaceLocation
+} from "./support_types";
+
+export function visitSpace<P>(v: JavaVisitor<P>, space: Space | null, loc: SpaceLocation, p: P): Space {
+    return space!;
+}
+
+export function visitContainer<P, T>(v: JavaVisitor<P>, container: JContainer<T> | null, loc: JContainerLocation, p: P) {
+    return container!;
+}
+
+export function visitLeftPadded<P, T>(v: JavaVisitor<P>, left: JLeftPadded<T> | null, loc: JLeftPaddedLocation, p: P) {
+    return left!;
+}
+
+export function visitRightPadded<P, T>(v: JavaVisitor<P>, right: JRightPadded<T> | null, loc: JRightPaddedLocation, p: P) {
+    return right!;
+}

openrewrite/src/java/support_types.ts

@@ -44,12 +44,212 @@ export interface TypedTree extends Tree {
     withType(type: JavaType | null): TypedTree;
 }
 
+export enum SpaceLocation {
+    ANY,
+    ANNOTATED_TYPE_PREFIX,
+    ANNOTATION_ARGUMENTS,
+    ANNOTATION_ARGUMENT_SUFFIX,
+    ANNOTATIONS,
+    ANNOTATION_PREFIX,
+    ARRAY_ACCESS_PREFIX,
+    ARRAY_INDEX_SUFFIX,
+    ARRAY_TYPE_PREFIX,
+    ASSERT_PREFIX,
+    ASSERT_DETAIL,
+    ASSERT_DETAIL_PREFIX,
+    ASSIGNMENT,
+    ASSIGNMENT_OPERATION_PREFIX,
+    ASSIGNMENT_OPERATION_OPERATOR,
+    ASSIGNMENT_PREFIX,
+    BINARY_OPERATOR,
+    BINARY_PREFIX,
+    BLOCK_END,
+    BLOCK_PREFIX,
+    BLOCK_STATEMENT_SUFFIX,
+    BREAK_PREFIX,
+    CASE,
+    CASE_PREFIX,
+    CASE_BODY,
+    CASE_EXPRESSION,
+    CASE_SUFFIX,
+    CATCH_ALTERNATIVE_SUFFIX,
+    CATCH_PREFIX,
+    CLASS_DECLARATION_PREFIX,
+    CLASS_KIND,
+    COMPILATION_UNIT_EOF,
+    COMPILATION_UNIT_PREFIX,
+    CONTINUE_PREFIX,
+    CONTROL_PARENTHESES_PREFIX,
+    DIMENSION_PREFIX,
+    DIMENSION,
+    DIMENSION_SUFFIX,
+    DO_WHILE_PREFIX,
+    ELSE_PREFIX,
+    EMPTY_PREFIX,
+    ENUM_VALUE_PREFIX,
+    ENUM_VALUE_SET_PREFIX,
+    ENUM_VALUE_SUFFIX,
+    EXPRESSION_PREFIX,
+    EXTENDS,
+    FIELD_ACCESS_NAME,
+    FIELD_ACCESS_PREFIX,
+    FOREACH_ITERABLE_SUFFIX,
+    FOREACH_VARIABLE_SUFFIX,
+    FOR_BODY_SUFFIX,
+    FOR_CONDITION_SUFFIX,
+    FOR_CONTROL_PREFIX,
+    FOR_EACH_CONTROL_PREFIX,
+    FOR_EACH_LOOP_PREFIX,
+    FOR_INIT_SUFFIX,
+    FOR_PREFIX,
+    FOR_UPDATE_SUFFIX,
+    IDENTIFIER_PREFIX,
+    IF_ELSE_SUFFIX,
+    IF_PREFIX,
+    IF_THEN_SUFFIX,
+    IMPLEMENTS,
+    IMPORT_ALIAS_PREFIX,
+    PERMITS,
+    IMPLEMENTS_SUFFIX,
+    IMPORT_PREFIX,
+    IMPORT_SUFFIX,
+    INSTANCEOF_PREFIX,
+    INSTANCEOF_SUFFIX,
+    INTERSECTION_TYPE_PREFIX,
+    LABEL_PREFIX,
+    LABEL_SUFFIX,
+    LAMBDA_ARROW_PREFIX,
+    LAMBDA_PARAMETER,
+    LAMBDA_PARAMETERS_PREFIX,
+    LAMBDA_PREFIX,
+    LANGUAGE_EXTENSION,
+    LITERAL_PREFIX,
+    MEMBER_REFERENCE_CONTAINING,
+    MEMBER_REFERENCE_NAME,
+    MEMBER_REFERENCE_PREFIX,
+    METHOD_DECLARATION_PARAMETERS,
+    METHOD_DECLARATION_PARAMETER_SUFFIX,
+    METHOD_DECLARATION_DEFAULT_VALUE,
+    METHOD_DECLARATION_PREFIX,
+    METHOD_INVOCATION_ARGUMENTS,
+    METHOD_INVOCATION_ARGUMENT_SUFFIX,
+    METHOD_INVOCATION_NAME,
+    METHOD_INVOCATION_PREFIX,
+    METHOD_SELECT_SUFFIX,
+    MODIFIER_PREFIX,
+    MULTI_CATCH_PREFIX,
+    NAMED_VARIABLE_SUFFIX,
+    NEW_ARRAY_INITIALIZER,
+    NEW_ARRAY_INITIALIZER_SUFFIX,
+    NEW_ARRAY_PREFIX,
+    NEW_CLASS_ARGUMENTS,
+    NEW_CLASS_ARGUMENTS_SUFFIX,
+    NEW_CLASS_ENCLOSING_SUFFIX,
+    NEW_CLASS_PREFIX,
+    NEW_PREFIX,
+    NULLABLE_TYPE_PREFIX,
+    NULLABLE_TYPE_SUFFIX,
+    PACKAGE_PREFIX,
+    PACKAGE_SUFFIX,
+    PARAMETERIZED_TYPE_PREFIX,
+    PARENTHESES_PREFIX,
+    PARENTHESES_SUFFIX,
+    PERMITS_SUFFIX,
+    PRIMITIVE_PREFIX,
+    RECORD_STATE_VECTOR,
+    RECORD_STATE_VECTOR_SUFFIX,
+    RETURN_PREFIX,
+    STATEMENT_PREFIX,
+    STATIC_IMPORT,
+    STATIC_INIT_SUFFIX,
+    SWITCH_PREFIX,
+    SWITCH_EXPRESSION_PREFIX,
+    SYNCHRONIZED_PREFIX,
+    TERNARY_FALSE,
+    TERNARY_PREFIX,
+    TERNARY_TRUE,
+    THROWS,
+    THROWS_SUFFIX,
+    THROW_PREFIX,
+    TRY_FINALLY,
+    TRY_PREFIX,
+    TRY_RESOURCE,
+    TRY_RESOURCES,
+    TRY_RESOURCE_SUFFIX,
+    TYPE_BOUNDS,
+    TYPE_BOUND_SUFFIX,
+    TYPE_CAST_PREFIX,
+    TYPE_PARAMETERS,
+    TYPE_PARAMETERS_PREFIX,
+    TYPE_PARAMETER_SUFFIX,
+    UNARY_OPERATOR,
+    UNARY_PREFIX,
+    UNKNOWN_PREFIX,
+    UNKNOWN_SOURCE_PREFIX,
+    VARARGS,
+    VARIABLE_DECLARATIONS_PREFIX,
+    VARIABLE_INITIALIZER,
+    VARIABLE_PREFIX,
+    WHILE_BODY_SUFFIX,
+    WHILE_CONDITION,
+    WHILE_PREFIX,
+    WILDCARD_BOUND,
+    WILDCARD_PREFIX,
+    YIELD_PREFIX,
+}
+
 export class Space {
 }
 
 export class Comment {
 }
 
+export enum JRightPaddedLocation {
+    ANNOTATION_ARGUMENT,
+    ARRAY_INDEX,
+    BLOCK_STATEMENT,
+    CASE,
+    CASE_BODY,
+    CASE_EXPRESSION,
+    CATCH_ALTERNATIVE,
+    CONTROL_PARENTHESES_TREE,
+    DIMENSION,
+    ENUM_VALUE,
+    FOREACH_ITERABLE,
+    FOREACH_VARIABLE,
+    FOR_BODY,
+    FOR_CONDITION,
+    FOR_INIT,
+    FOR_UPDATE,
+    IF_ELSE,
+    IF_THEN,
+    IMPLEMENTS,
+    IMPORT,
+    INSTANCEOF,
+    LABEL,
+    LAMBDA_PARAM,
+    LANGUAGE_EXTENSION,
+    MEMBER_REFERENCE_CONTAINING,
+    METHOD_DECLARATION_PARAMETER,
+    METHOD_INVOCATION_ARGUMENT,
+    METHOD_SELECT,
+    NAMED_VARIABLE,
+    NEW_ARRAY_INITIALIZER,
+    NEW_CLASS_ARGUMENTS,
+    NEW_CLASS_ENCLOSING,
+    NULLABLE,
+    PACKAGE,
+    PARENTHESES,
+    PERMITS,
+    RECORD_STATE_VECTOR,
+    STATIC_INIT,
+    THROWS,
+    TRY_RESOURCE,
+    TYPE_BOUND,
+    TYPE_PARAMETER,
+    WHILE_BODY,
+}
+
 export class JRightPadded<T> {
     constructor(element: T) {
         this._element = element;
@@ -70,6 +270,52 @@ export class JRightPadded<T> {
     }
 
     static withElement<T>(padded: JRightPadded<T> | null, element: T | null): JRightPadded<T> {
-        return padded;
+        return padded!;
     }
 }
+
+export enum JLeftPaddedLocation {
+    ASSERT_DETAIL,
+    ASSIGNMENT,
+    ASSIGNMENT_OPERATION_OPERATOR,
+    BINARY_OPERATOR,
+    CLASS_KIND,
+    EXTENDS,
+    FIELD_ACCESS_NAME,
+    IMPORT_ALIAS_PREFIX,
+    LANGUAGE_EXTENSION,
+    MEMBER_REFERENCE_NAME,
+    METHOD_DECLARATION_DEFAULT_VALUE,
+    STATIC_IMPORT,
+    TERNARY_TRUE,
+    TERNARY_FALSE,
+    TRY_FINALLY,
+    UNARY_OPERATOR,
+    VARIABLE_INITIALIZER,
+    WHILE_CONDITION,
+    WILDCARD_BOUND,
+}
+
+export class JLeftPadded<T> {
+}
+
+export enum JContainerLocation {
+    ANNOTATION_ARGUMENTS,
+    CASE,
+    CASE_EXPRESSION,
+    IMPLEMENTS,
+    PERMITS,
+    LANGUAGE_EXTENSION,
+    METHOD_DECLARATION_PARAMETERS,
+    METHOD_INVOCATION_ARGUMENTS,
+    NEW_ARRAY_INITIALIZER,
+    NEW_CLASS_ARGUMENTS,
+    RECORD_STATE_VECTOR,
+    THROWS,
+    TRY_RESOURCES,
+    TYPE_BOUNDS,
+    TYPE_PARAMETERS,
+}
+
+export class JContainer<T> {
+}