Merge pull request #2021 from chameleon82/feature/jaxrs-resteasy

Feature/jaxrs resteasy

Author: wing328

bin/jaxrs-resteasy-petstore-server.sh

@@ -0,0 +1,31 @@
+#!/bin/sh
+
+SCRIPT="$0"
+
+while [ -h "$SCRIPT" ] ; do
+  ls=`ls -ld "$SCRIPT"`
+  link=`expr "$ls" : '.*-> \(.*\)$'`
+  if expr "$link" : '/.*' > /dev/null; then
+    SCRIPT="$link"
+  else
+    SCRIPT=`dirname "$SCRIPT"`/"$link"
+  fi
+done
+
+if [ ! -d "${APP_DIR}" ]; then
+  APP_DIR=`dirname "$SCRIPT"`/..
+  APP_DIR=`cd "${APP_DIR}"; pwd`
+fi
+
+executable="./modules/swagger-codegen-cli/target/swagger-codegen-cli.jar"
+
+if [ ! -f "$executable" ]
+then
+  mvn clean package
+fi
+
+# if you've executed sbt assembly previously it will use that instead.
+export JAVA_OPTS="${JAVA_OPTS} -XX:MaxPermSize=256M -Xmx1024M -DloggerPath=conf/log4j.properties"
+ags="$@ generate -t modules/swagger-codegen/src/main/resources/JavaJaxRS -i modules/swagger-codegen/src/test/resources/2_0/petstore.json -l jaxrs-resteasy -o samples/server/petstore/jaxrs-resteasy"
+
+java $JAVA_OPTS -jar $executable $ags

modules/swagger-codegen/src/main/java/io/swagger/codegen/languages/JavaResteasyServerCodegen.java

@@ -0,0 +1,345 @@
+package io.swagger.codegen.languages;
+
+import io.swagger.codegen.*;
+import io.swagger.models.Operation;
+import io.swagger.models.Path;
+import io.swagger.models.Swagger;
+import org.apache.commons.lang.StringUtils;
+
+import java.io.File;
+import java.util.*;
+
+public class JavaResteasyServerCodegen extends JavaClientCodegen implements CodegenConfig {
+
+    protected String dateLibrary = "default";
+    protected String title = "Swagger Server";
+    protected String implFolder = "src/main/java";
+
+    public static final String DATE_LIBRARY = "dateLibrary";
+
+    public JavaResteasyServerCodegen() {
+
+        super();
+
+        sourceFolder = "src/gen/java";
+        invokerPackage = "io.swagger.api";
+        artifactId = "swagger-jaxrs-resteasy-server";
+
+        outputFolder = "generated-code/javaJaxRS";
+        modelTemplateFiles.put("model.mustache", ".java");
+        apiTemplateFiles.put("api.mustache", ".java");
+        apiTemplateFiles.put("apiService.mustache", ".java");
+        apiTemplateFiles.put("apiServiceImpl.mustache", ".java");
+        apiTemplateFiles.put("apiServiceFactory.mustache", ".java");
+        apiPackage = "io.swagger.api";
+        modelPackage = "io.swagger.model";
+
+        additionalProperties.put("title", title);
+
+        embeddedTemplateDir = templateDir = "JavaJaxRS" + File.separator + "resteasy";
+
+        for (int i = 0; i < cliOptions.size(); i++) {
+            if (CodegenConstants.LIBRARY.equals(cliOptions.get(i).getOpt())) {
+                cliOptions.remove(i);
+                break;
+            }
+        }
+
+        CliOption dateLibrary = new CliOption(DATE_LIBRARY, "Option. Date library to use");
+        Map<String, String> dateOptions = new HashMap<String, String>();
+        dateOptions.put("java8", "Java 8 native");
+        dateOptions.put("joda", "Joda");
+        dateLibrary.setEnum(dateOptions);
+
+        cliOptions.add(dateLibrary);
+
+        CliOption library = new CliOption(CodegenConstants.LIBRARY, "library template (sub-template) to use");
+        library.setDefault(DEFAULT_LIBRARY);
+
+        Map<String, String> supportedLibraries = new LinkedHashMap<String, String>();
+
+        supportedLibraries.put(DEFAULT_LIBRARY, "Resteasy core 3.0.11");
+        library.setEnum(supportedLibraries);
+
+        cliOptions.add(library);
+        cliOptions.add(new CliOption(CodegenConstants.IMPL_FOLDER, CodegenConstants.IMPL_FOLDER_DESC));
+    }
+
+    @Override
+    public CodegenType getTag() {
+        return CodegenType.SERVER;
+    }
+
+    @Override
+    public String getName() {
+        return "jaxrs-resteasy";
+    }
+
+    @Override
+    public String getHelp() {
+        return "Generates a Java JAXRS-Resteasy Server application.";
+    }
+
+    @Override
+    public void processOpts() {
+        super.processOpts();
+
+        if (additionalProperties.containsKey(CodegenConstants.IMPL_FOLDER)) {
+            implFolder = (String) additionalProperties.get(CodegenConstants.IMPL_FOLDER);
+        }
+
+        supportingFiles.clear();
+        supportingFiles.add(new SupportingFile("pom.mustache", "", "pom.xml"));
+        supportingFiles.add(new SupportingFile("gradle.mustache", "", "build.gradle"));
+        supportingFiles.add(new SupportingFile("settingsGradle.mustache", "", "settings.gradle"));
+        supportingFiles.add(new SupportingFile("README.mustache", "", "README.md"));
+        supportingFiles.add(new SupportingFile("ApiException.mustache",
+                (sourceFolder + '/' + apiPackage).replace(".", "/"), "ApiException.java"));
+        supportingFiles.add(new SupportingFile("ApiOriginFilter.mustache",
+                (sourceFolder + '/' + apiPackage).replace(".", "/"), "ApiOriginFilter.java"));
+        supportingFiles.add(new SupportingFile("ApiResponseMessage.mustache",
+                (sourceFolder + '/' + apiPackage).replace(".", "/"), "ApiResponseMessage.java"));
+        supportingFiles.add(new SupportingFile("NotFoundException.mustache",
+                (sourceFolder + '/' + apiPackage).replace(".", "/"), "NotFoundException.java"));
+        supportingFiles.add(new SupportingFile("web.mustache",
+                ("src/main/webapp/WEB-INF"), "web.xml"));
+        supportingFiles.add(new SupportingFile("jboss-web.mustache",
+                ("src/main/webapp/WEB-INF"), "jboss-web.xml"));
+        supportingFiles.add(new SupportingFile("RestApplication.mustache",
+                (sourceFolder + '/' + invokerPackage).replace(".", "/"), "RestApplication.java"));
+        supportingFiles.add(new SupportingFile("StringUtil.mustache",
+                (sourceFolder + '/' + invokerPackage).replace(".", "/"), "StringUtil.java"));
+
+        if (additionalProperties.containsKey("dateLibrary")) {
+            setDateLibrary(additionalProperties.get("dateLibrary").toString());
+            additionalProperties.put(dateLibrary, "true");
+        }
+
+        if ("joda".equals(dateLibrary)) {
+            typeMapping.put("date", "LocalDate");
+            typeMapping.put("DateTime", "DateTime");
+
+            importMapping.put("LocalDate", "org.joda.time.LocalDate");
+            importMapping.put("DateTime", "org.joda.time.DateTime");
+
+            supportingFiles.add(new SupportingFile("JacksonConfig.mustache",
+                    (sourceFolder + '/' + invokerPackage).replace(".", "/"), "JacksonConfig.java"));
+
+            supportingFiles.add(new SupportingFile("JodaDateTimeProvider.mustache",
+                    (sourceFolder + '/' + apiPackage).replace(".", "/"), "JodaDateTimeProvider.java"));
+            supportingFiles.add(new SupportingFile("JodaLocalDateProvider.mustache",
+                    (sourceFolder + '/' + apiPackage).replace(".", "/"), "JodaLocalDateProvider.java"));
+        } else if ("java8".equals(dateLibrary)) {
+            additionalProperties.put("java8", "true");
+            additionalProperties.put("javaVersion", "1.8");
+            typeMapping.put("date", "LocalDate");
+            typeMapping.put("DateTime", "LocalDateTime");
+            importMapping.put("LocalDate", "java.time.LocalDate");
+            importMapping.put("LocalDateTime", "java.time.LocalDateTime");
+
+            supportingFiles.add(new SupportingFile("LocalDateTimeProvider.mustache",
+                    (sourceFolder + '/' + apiPackage).replace(".", "/"), "LocalDateTimeProvider.java"));
+            supportingFiles.add(new SupportingFile("LocalDateProvider.mustache",
+                    (sourceFolder + '/' + apiPackage).replace(".", "/"), "LocalDateProvider.java"));
+        }
+    }
+
+    @Override
+    public void addOperationToGroup(String tag, String resourcePath, Operation operation, CodegenOperation co, Map<String, List<CodegenOperation>> operations) {
+        String basePath = resourcePath;
+        if (basePath.startsWith("/")) {
+            basePath = basePath.substring(1);
+        }
+        int pos = basePath.indexOf("/");
+        if (pos > 0) {
+            basePath = basePath.substring(0, pos);
+        }
+
+        if (basePath == "") {
+            basePath = "default";
+        } else {
+            if (co.path.startsWith("/" + basePath)) {
+                co.path = co.path.substring(("/" + basePath).length());
+            }
+            co.subresourceOperation = !co.path.isEmpty();
+        }
+        List<CodegenOperation> opList = operations.get(basePath);
+        if (opList == null) {
+            opList = new ArrayList<CodegenOperation>();
+            operations.put(basePath, opList);
+        }
+        opList.add(co);
+        co.baseName = basePath;
+    }
+
+
+    @Override
+    public void preprocessSwagger(Swagger swagger) {
+        if ("/".equals(swagger.getBasePath())) {
+            swagger.setBasePath("");
+        }
+
+        String host = swagger.getHost();
+        String port = "8080";
+        if (host != null) {
+            String[] parts = host.split(":");
+            if (parts.length > 1) {
+                port = parts[1];
+            }
+        }
+        this.additionalProperties.put("serverPort", port);
+        if (swagger != null && swagger.getPaths() != null) {
+            for (String pathname : swagger.getPaths().keySet()) {
+                Path path = swagger.getPath(pathname);
+                if (path.getOperations() != null) {
+                    for (Operation operation : path.getOperations()) {
+                        if (operation.getTags() != null) {
+                            List<Map<String, String>> tags = new ArrayList<Map<String, String>>();
+                            for (String tag : operation.getTags()) {
+                                Map<String, String> value = new HashMap<String, String>();
+                                value.put("tag", tag);
+                                value.put("hasMore", "true");
+                                tags.add(value);
+                            }
+                            if (tags.size() > 0) {
+                                tags.get(tags.size() - 1).remove("hasMore");
+                            }
+                            if (operation.getTags().size() > 0) {
+                                String tag = operation.getTags().get(0);
+                                operation.setTags(Arrays.asList(tag));
+                            }
+                            operation.setVendorExtension("x-tags", tags);
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+
+    @Override
+    public Map<String, Object> postProcessOperations(Map<String, Object> objs) {
+
+        Map<String, Object> operations = (Map<String, Object>) objs.get("operations");
+        if (operations != null) {
+            List<CodegenOperation> ops = (List<CodegenOperation>) operations.get("operation");
+            for (CodegenOperation operation : ops) {
+                if (operation.hasConsumes == Boolean.TRUE) {
+                    Map<String, String> firstType = operation.consumes.get(0);
+                    if (firstType != null) {
+                        if ("multipart/form-data".equals(firstType.get("mediaType"))) {
+                            operation.isMultipart = Boolean.TRUE;
+                        }
+                    }
+                }
+                List<CodegenResponse> responses = operation.responses;
+                if (responses != null) {
+                    for (CodegenResponse resp : responses) {
+                        if ("0".equals(resp.code)) {
+                            resp.code = "200";
+                        }
+                    }
+                }
+                if (operation.returnType == null) {
+                    operation.returnType = "Void";
+                } else if (operation.returnType.startsWith("List")) {
+                    String rt = operation.returnType;
+                    int end = rt.lastIndexOf(">");
+                    if (end > 0) {
+                        operation.returnType = rt.substring("List<".length(), end).trim();
+                        operation.returnContainer = "List";
+                    }
+                } else if (operation.returnType.startsWith("Map")) {
+                    String rt = operation.returnType;
+                    int end = rt.lastIndexOf(">");
+                    if (end > 0) {
+                        operation.returnType = rt.substring("Map<".length(), end).split(",")[1].trim();
+                        operation.returnContainer = "Map";
+                    }
+                } else if (operation.returnType.startsWith("Set")) {
+                    String rt = operation.returnType;
+                    int end = rt.lastIndexOf(">");
+                    if (end > 0) {
+                        operation.returnType = rt.substring("Set<".length(), end).trim();
+                        operation.returnContainer = "Set";
+                    }
+                }
+            }
+        }
+        return objs;
+    }
+
+    @Override
+    public String toApiName(String name) {
+        if (name.length() == 0) {
+            return "DefaultApi";
+        }
+        name = sanitizeName(name);
+        return camelize(name) + "Api";
+    }
+
+
+    @Override
+    public String apiFilename(String templateName, String tag) {
+
+        String result = super.apiFilename(templateName, tag);
+
+        if (templateName.endsWith("Impl.mustache")) {
+            int ix = result.lastIndexOf('/');
+            result = result.substring(0, ix) + "/impl" + result.substring(ix, result.length() - 5) + "ServiceImpl.java";
+
+            result = result.replace(apiFileFolder(), implFileFolder(implFolder));
+        } else if (templateName.endsWith("Factory.mustache")) {
+            int ix = result.lastIndexOf('/');
+            result = result.substring(0, ix) + "/factories" + result.substring(ix, result.length() - 5) + "ServiceFactory.java";
+
+            result = result.replace(apiFileFolder(), implFileFolder(implFolder));
+        } else if (templateName.endsWith("Service.mustache")) {
+            int ix = result.lastIndexOf('.');
+            result = result.substring(0, ix) + "Service.java";
+        }
+
+        return result;
+    }
+
+
+    private String implFileFolder(String output) {
+        return outputFolder + "/" + output + "/" + apiPackage().replace('.', '/');
+    }
+
+    @Override
+    public boolean shouldOverwrite(String filename) {
+        return super.shouldOverwrite(filename) && !filename.endsWith("ServiceImpl.java") && !filename.endsWith("ServiceFactory.java");
+    }
+
+    public void setDateLibrary(String library) {
+        this.dateLibrary = library;
+    }
+
+    @Override
+    public void postProcessModelProperty(CodegenModel model, CodegenProperty property) {
+        if(serializeBigDecimalAsString) {
+            if (property.baseType.equals("BigDecimal")) {
+                // we serialize BigDecimal as `string` to avoid precision loss
+                property.vendorExtensions.put("extraAnnotation", "@JsonSerialize(using = ToStringSerializer.class)");
+
+                // this requires some more imports to be added for this model...
+                model.imports.add("ToStringSerializer");
+                model.imports.add("JsonSerialize");
+            }
+        }
+
+        if(model.isEnum == null || model.isEnum) {
+
+            final String lib = getLibrary();
+            if(StringUtils.isEmpty(lib)) {
+                model.imports.add("JsonProperty");
+
+                if(model.hasEnums != null || model.hasEnums == true) {
+                    model.imports.add("JsonValue");
+                }
+            }
+        }
+        return;
+    }
+}

modules/swagger-codegen/src/main/resources/JavaJaxRS/resteasy/ApiException.mustache

@@ -0,0 +1,10 @@
+package {{apiPackage}};
+
+{{>generatedAnnotation}}
+public class ApiException extends Exception{
+	private int code;
+	public ApiException (int code, String msg) {
+		super(msg);
+		this.code = code;
+	}
+}