Adds needed supporting java files

Author: spacether

samples/client/petstore/java/.openapi-generator/FILES

@@ -488,6 +488,9 @@ src/main/java/org/openapijsonschematools/client/exceptions/InvalidAdditionalProp
 src/main/java/org/openapijsonschematools/client/exceptions/InvalidTypeException.java
 src/main/java/org/openapijsonschematools/client/exceptions/UnsetPropertyException.java
 src/main/java/org/openapijsonschematools/client/exceptions/ValidationException.java
+src/main/java/org/openapijsonschematools/client/mediatype/Encoding.java
+src/main/java/org/openapijsonschematools/client/mediatype/MediaType.java
+src/main/java/org/openapijsonschematools/client/parameter/ParameterStyle.java
 src/main/java/org/openapijsonschematools/client/paths/anotherfakedummy/patch/responses/response200/content/applicationjson/Schema.java
 src/main/java/org/openapijsonschematools/client/paths/commonparamsubdir/delete/HeaderParameters.java
 src/main/java/org/openapijsonschematools/client/paths/commonparamsubdir/delete/PathParameters.java
@@ -716,6 +719,9 @@ src/main/java/org/openapijsonschematools/client/paths/userusername/get/responses
 src/main/java/org/openapijsonschematools/client/paths/userusername/get/responses/response200/content/applicationxml/Schema.java
 src/main/java/org/openapijsonschematools/client/paths/userusername/put/PathParameters.java
 src/main/java/org/openapijsonschematools/client/paths/userusername/put/requestbody/content/applicationjson/Schema.java
+src/main/java/org/openapijsonschematools/client/requestbody/RequestBody.java
+src/main/java/org/openapijsonschematools/client/requestbody/RequestBodySerializer.java
+src/main/java/org/openapijsonschematools/client/requestbody/SerializedRequestBody.java
 src/main/java/org/openapijsonschematools/client/schemas/AnyTypeJsonSchema.java
 src/main/java/org/openapijsonschematools/client/schemas/BooleanJsonSchema.java
 src/main/java/org/openapijsonschematools/client/schemas/DateJsonSchema.java

samples/client/petstore/java/src/main/java/org/openapijsonschematools/client/mediatype/Encoding.java

@@ -0,0 +1,29 @@
+package org.openapijsonschematools.client.mediatype;
+
+import org.checkerframework.checker.nullness.qual.Nullable;
+package org.openapijsonschematools.client.parameter.ParameterStyle;
+
+import java.util.Map;
+
+public class Encoding {
+    public final String contentType;
+    public final @Nullable Map<String, String> headers; // todo change value to HeaderParameter
+    public final @Nullable ParameterStyle style;
+    public final boolean explode;
+    public final boolean allowReserved;
+
+    public Encoding(String contentType) {
+        this.contentType = contentType;
+        headers = null;
+        style = null;
+        explode = false;
+        allowReserved = false;
+    }
+    public Encoding(String contentType, @Nullable Map<String, String> headers) {
+        this.contentType = contentType;
+        this.headers = headers;
+        style = null;
+        explode = false;
+        allowReserved = false;
+    }
+}

samples/client/petstore/java/src/main/java/org/openapijsonschematools/client/mediatype/MediaType.java

@@ -0,0 +1,29 @@
+package org.openapijsonschematools.client.mediatype;
+
+import package org.openapijsonschematools.client.schemas.validation.JsonSchema;
+import org.checkerframework.checker.nullness.qual.Nullable;
+
+import java.util.Map;
+
+public class MediaType<T extends JsonSchema> {
+    /*
+    * Used to store request and response body schema information
+    * encoding:
+    *     A map between a property name and its encoding information.
+    *     The key, being the property name, MUST exist in the schema as a property.
+    *     The encoding object SHALL only apply to requestBody objects when the media type is
+    *     multipart or application/x-www-form-urlencoded.
+    */
+    public final Class<T> schema;
+    public final @Nullable Map<String, Encoding> encoding;
+
+    public MediaTypeWithoutEncoding(Class<T> schema, @Nullable Map<String, Encoding> encoding) {
+        this.schema = schema;
+        this.encoding = encoding;
+    }
+
+    public MediaTypeWithoutEncoding(Class<T> schema) {
+        this.schema = schema;
+        this.encoding = null;
+    }
+}

samples/client/petstore/java/src/main/java/org/openapijsonschematools/client/parameter/ParameterStyle.java

@@ -0,0 +1,11 @@
+package org.openapijsonschematools.client.parameter;
+
+public enum ParameterStyle {
+    MATRIX,
+    LABEL,
+    FORM,
+    SIMPLE,
+    SPACE_DELIMITED,
+    PIPE_DELIMITED,
+    DEEP_OBJECT
+}

samples/client/petstore/java/src/main/java/org/openapijsonschematools/client/requestbody/RequestBody.java

@@ -0,0 +1,6 @@
+package org.openapijsonschematools.client.requestbody;
+
+public interface RequestBody<SealedSchemaOutputClass> {
+    String contentType();
+    SealedSchemaOutputClass schema();
+}

samples/client/petstore/java/src/main/java/org/openapijsonschematools/client/requestbody/RequestBodySerializer.java

@@ -0,0 +1,29 @@
+package org.openapijsonschematools.client.requestbody;
+
+import org.openapijsonschematools.client.mediatype.MediaType;
+
+import java.util.Map;
+
+public abstract class RequestBodySerializer<T extends RequestBody> {
+    /*
+    * Describes a single request body
+    * content: content_type to MediaType schema info
+    * each implementing class must implement RequestBody makeForApplicationJson(SealedOutput)
+    * each the returned RequestBody must have a protected constructor to insure that
+    * it is created by makeForApplicationJson
+    * or make one enum for each content type, then implement make(SpecificContentType, SealedOutput)
+    * requires one enum per contentType
+    * abstract T make(String contentType, @Nullable Object body)
+    * logic: MediaType<?> get(ContentTypeEnum contentType)
+    * .makeRequestBody(SealedOutput)
+    */
+    public final Map<String, MediaType<?>> content;
+    public final boolean required;
+
+    public RequestBodySerializer(Map<String, MediaType<?>> content, boolean required) {
+        this.content = content;
+        this.required = required;
+    }
+
+    public abstract SerializedRequestBody serialize(T requestBody);
+}

samples/client/petstore/java/src/main/java/org/openapijsonschematools/client/requestbody/SerializedRequestBody.java

@@ -0,0 +1,13 @@
+package org.openapijsonschematools.client.requestbody;
+
+import java.net.http.HttpRequest;
+
+public class SerializedRequestBody {
+    public final String contentType;
+    public final HttpRequest.BodyPublisher bodyPublisher;
+
+    protected RequestBody(String contentType, HttpRequest.BodyPublisher bodyPublisher) {
+        this.contentType = contentType;
+        this.bodyPublisher = bodyPublisher;
+    }
+}

src/main/java/org/openapijsonschematools/codegen/generators/JavaClientGenerator.java

@@ -733,6 +733,33 @@ public void processOpts() {
                 "src/main/java/packagename/configurations/ApiConfiguration.hbs",
                 packagePath() + File.separatorChar + "configurations",
                 "ApiConfiguration.java"));
+        // requestbody
+        supportingFiles.add(new SupportingFile(
+                "src/main/java/packagename/requestbody/RequestBody.hbs",
+                packagePath() + File.separatorChar + "requestbody",
+                "RequestBody.java"));
+        supportingFiles.add(new SupportingFile(
+                "src/main/java/packagename/requestbody/RequestBodySerializer.hbs",
+                packagePath() + File.separatorChar + "requestbody",
+                "RequestBodySerializer.java"));
+        supportingFiles.add(new SupportingFile(
+                "src/main/java/packagename/requestbody/SerializedRequestBody.hbs",
+                packagePath() + File.separatorChar + "requestbody",
+                "SerializedRequestBody.java"));
+        // mediatype
+        supportingFiles.add(new SupportingFile(
+                "src/main/java/packagename/mediatype/MediaType.hbs",
+                packagePath() + File.separatorChar + "mediatype",
+                "MediaType.java"));
+        supportingFiles.add(new SupportingFile(
+                "src/main/java/packagename/mediatype/Encoding.hbs",
+                packagePath() + File.separatorChar + "mediatype",
+                "Encoding.java"));
+        // parameter
+        supportingFiles.add(new SupportingFile(
+                "src/main/java/packagename/parameter/ParameterStyle.hbs",
+                packagePath() + File.separatorChar + "parameter",
+                "ParameterStyle.java"));
 
         HashMap<String, String> schemaTemplates = new HashMap<>();
         schemaTemplates.put("src/main/java/packagename/components/schemas/Schema.hbs", ".java");

src/main/resources/java/src/main/java/packagename/requestbody/RequestBodySerializer.hbs

@@ -4,7 +4,7 @@ import {{{packageName}}}.mediatype.MediaType;
 
 import java.util.Map;
 
-public abstract class RequestBodySerializer<T> {
+public abstract class RequestBodySerializer<T extends RequestBody> {
     /*
     * Describes a single request body
     * content: content_type to MediaType schema info