org.openapitools.codegen.plugin.CodeGenMojo Maven / Gradle / Ivy
/*
* Copyright 2018 OpenAPI-Generator Contributors (https://openapi-generator.tech)
* Copyright 2018 SmartBear Software
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.openapitools.codegen.plugin;
import static org.apache.commons.lang3.StringUtils.isNotEmpty;
import static org.openapitools.codegen.config.CodegenConfiguratorUtils.*;
import io.swagger.v3.parser.core.models.AuthorizationValue;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.net.URLConnection;
import java.nio.channels.Channels;
import java.nio.channels.FileChannel;
import java.nio.channels.ReadableByteChannel;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import com.google.common.io.ByteSource;
import com.google.common.io.CharSource;
import io.swagger.v3.parser.util.ClasspathHelper;
import org.apache.maven.plugin.AbstractMojo;
import org.apache.maven.plugin.MojoExecutionException;
import org.apache.maven.plugins.annotations.LifecyclePhase;
import org.apache.maven.plugins.annotations.Mojo;
import org.apache.maven.plugins.annotations.Parameter;
import org.apache.maven.plugins.annotations.Component;
import org.apache.maven.project.MavenProject;
import org.openapitools.codegen.CliOption;
import org.openapitools.codegen.ClientOptInput;
import org.openapitools.codegen.CodegenConfig;
import org.openapitools.codegen.CodegenConstants;
import org.openapitools.codegen.DefaultGenerator;
import org.openapitools.codegen.auth.AuthParser;
import org.openapitools.codegen.config.CodegenConfigurator;
import org.openapitools.codegen.config.GlobalSettings;
import org.sonatype.plexus.build.incremental.BuildContext;
import org.sonatype.plexus.build.incremental.DefaultBuildContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.base.Charsets;
import com.google.common.hash.Hashing;
import com.google.common.io.Files;
/**
* Goal which generates client/server code from a OpenAPI json/yaml definition.
*/
@Mojo(name = "generate", defaultPhase = LifecyclePhase.GENERATE_SOURCES)
public class CodeGenMojo extends AbstractMojo {
private static final Logger LOGGER = LoggerFactory.getLogger(CodeGenMojo.class);
/**
* The build context is only avail when running from within eclipse.
* It is used to update the eclipse-m2e-layer when the plugin is executed inside the IDE.
*/
@Component
private BuildContext buildContext = new DefaultBuildContext();
@Parameter(name = "verbose", required = false, defaultValue = "false")
private boolean verbose;
/**
* Client language to generate.
*/
@Parameter(name = "language")
private String language;
/**
* The name of the generator to use.
*/
@Parameter(name = "generatorName")
private String generatorName;
/**
* Location of the output directory.
*/
@Parameter(name = "output", property = "openapi.generator.maven.plugin.output",
defaultValue = "${project.build.directory}/generated-sources/openapi")
private File output;
/**
* Location of the OpenAPI spec, as URL or file.
*/
@Parameter(name = "inputSpec", property = "openapi.generator.maven.plugin.inputSpec", required = true)
private String inputSpec;
/**
* Git host, e.g. gitlab.com.
*/
@Parameter(name = "gitHost", property = "openapi.generator.maven.plugin.gitHost", required = false)
private String gitHost;
/**
* Git user ID, e.g. swagger-api.
*/
@Parameter(name = "gitUserId", property = "openapi.generator.maven.plugin.gitUserId", required = false)
private String gitUserId;
/**
* Git repo ID, e.g. openapi-generator.
*/
@Parameter(name = "gitRepoId", property = "openapi.generator.maven.plugin.gitRepoId", required = false)
private String gitRepoId;
/**
* Folder containing the template files.
*/
@Parameter(name = "templateDirectory", property = "openapi.generator.maven.plugin.templateDirectory")
private File templateDirectory;
/**
* The name of templating engine to use, "mustache" (default) or "handlebars" (beta)
*/
@Parameter(name = "engine", defaultValue = "mustache", property="openapi.generator.maven.plugin.engine")
private String engine;
/**
* Adds authorization headers when fetching the swagger definitions remotely. " Pass in a
* URL-encoded string of name:header with a comma separating multiple values
*/
@Parameter(name = "auth", property = "openapi.generator.maven.plugin.auth")
private String auth;
/**
* Path to separate json configuration file.
*/
@Parameter(name = "configurationFile", property = "openapi.generator.maven.plugin.configurationFile", required = false)
private String configurationFile;
/**
* Specifies if the existing files should be overwritten during the generation.
*/
@Parameter(name = "skipOverwrite", property = "openapi.generator.maven.plugin.skipOverwrite", required = false)
private Boolean skipOverwrite;
/**
* The package to use for generated api objects/classes
*/
@Parameter(name = "apiPackage", property = "openapi.generator.maven.plugin.apiPackage")
private String apiPackage;
/**
* The package to use for generated model objects/classes
*/
@Parameter(name = "modelPackage", property = "openapi.generator.maven.plugin.modelPackage")
private String modelPackage;
/**
* The package to use for the generated invoker objects
*/
@Parameter(name = "invokerPackage", property = "openapi.generator.maven.plugin.invokerPackage")
private String invokerPackage;
/**
* The default package to use for the generated objects
*/
@Parameter(name = "packageName", property = "openapi.generator.maven.plugin.packageName")
private String packageName;
/**
* groupId in generated pom.xml
*/
@Parameter(name = "groupId", property = "openapi.generator.maven.plugin.groupId")
private String groupId;
/**
* artifactId in generated pom.xml
*/
@Parameter(name = "artifactId", property = "openapi.generator.maven.plugin.artifactId")
private String artifactId;
/**
* artifact version in generated pom.xml
*/
@Parameter(name = "artifactVersion", property = "openapi.generator.maven.plugin.artifactVersion")
private String artifactVersion;
/**
* Sets the library
*/
@Parameter(name = "library", property = "openapi.generator.maven.plugin.library", required = false)
private String library;
/**
* Sets the prefix for model enums and classes
*/
@Parameter(name = "modelNamePrefix", property = "openapi.generator.maven.plugin.modelNamePrefix", required = false)
private String modelNamePrefix;
/**
* Sets the suffix for model enums and classes
*/
@Parameter(name = "modelNameSuffix", property = "openapi.generator.maven.plugin.modelNameSuffix", required = false)
private String modelNameSuffix;
/**
* Sets an optional ignoreFileOverride path
*/
@Parameter(name = "ignoreFileOverride", property = "openapi.generator.maven.plugin.ignoreFileOverride", required = false)
private String ignoreFileOverride;
/**
* Sets custom User-Agent header value
*/
@Parameter(name = "httpUserAgent", property = "openapi.generator.maven.plugin.httpUserAgent", required = false)
private String httpUserAgent;
/**
* To remove operationId prefix (e.g. user_getName => getName)
*/
@Parameter(name = "removeOperationIdPrefix", property = "openapi.generator.maven.plugin.removeOperationIdPrefix", required = false)
private Boolean removeOperationIdPrefix;
/**
* To write all log messages (not just errors) to STDOUT
*/
@Parameter(name = "logToStderr", property = "openapi.generator.maven.plugin.logToStderr", required = false)
private Boolean logToStderr;
/**
* To file post-processing hook
*/
@Parameter(name = "enablePostProcessFile", property = "openapi.generator.maven.plugin.enablePostProcessFile", required = false)
private Boolean enablePostProcessFile;
/**
* To skip spec validation
*/
@Parameter(name = "skipValidateSpec", property = "openapi.generator.maven.plugin.skipValidateSpec", required = false)
private Boolean skipValidateSpec;
/**
* To treat a document strictly against the spec.
*/
@Parameter(name = "strictSpec", property = "openapi.generator.maven.plugin.strictSpec", required = false)
private Boolean strictSpec;
/**
* To generate alias (array, map) as model
*/
@Parameter(name = "generateAliasAsModel", property = "openapi.generator.maven.plugin.generateAliasAsModel", required = false)
private Boolean generateAliasAsModel;
/**
* A map of language-specific parameters as passed with the -c option to the command line
*/
@Parameter(name = "configOptions")
private Map configOptions;
/**
* A map of types and the types they should be instantiated as
*/
@Parameter(name = "instantiationTypes", property = "openapi.generator.maven.plugin.instantiationTypes")
private List instantiationTypes;
/**
* A map of classes and the import that should be used for that class
*/
@Parameter(name = "importMappings", property = "openapi.generator.maven.plugin.importMappings")
private List importMappings;
/**
* A map of swagger spec types and the generated code types to use for them
*/
@Parameter(name = "typeMappings", property = "openapi.generator.maven.plugin.typeMappings")
private List typeMappings;
/**
* A map of additional language specific primitive types
*/
@Parameter(name = "languageSpecificPrimitives", property = "openapi.generator.maven.plugin.languageSpecificPrimitives")
private List languageSpecificPrimitives;
/**
* A map of additional properties that can be referenced by the mustache templates
*/
@Parameter(name = "additionalProperties", property = "openapi.generator.maven.plugin.additionalProperties")
private List additionalProperties;
/**
* A map of server variable overrides for specs that support server URL templating
*/
@Parameter(name = "serverVariableOverrides", property = "openapi.generator.maven.plugin.serverVariableOverrides")
private List serverVariableOverrides;
/**
* A map of reserved names and how they should be escaped
*/
@Parameter(name = "reservedWordsMappings", property = "openapi.generator.maven.plugin.reservedWordMappings")
private List reservedWordsMappings;
/**
* Generate the apis
*/
@Parameter(name = "generateApis", property = "openapi.generator.maven.plugin.generateApis", required = false)
private Boolean generateApis = true;
/**
* Generate the models
*/
@Parameter(name = "generateModels", property = "openapi.generator.maven.plugin.generateModels", required = false)
private Boolean generateModels = true;
/**
* A comma separated list of models to generate. All models is the default.
*/
@Parameter(name = "modelsToGenerate", property = "openapi.generator.maven.plugin.modelsToGenerate", required = false)
private String modelsToGenerate = "";
/**
* Generate the supporting files
*/
@Parameter(name = "generateSupportingFiles", property = "openapi.generator.maven.plugin.generateSupportingFiles", required = false)
private Boolean generateSupportingFiles = true;
/**
* A comma separated list of models to generate. All models is the default.
*/
@Parameter(name = "supportingFilesToGenerate", property = "openapi.generator.maven.plugin.supportingFilesToGenerate", required = false)
private String supportingFilesToGenerate = "";
/**
* Generate the model tests
*/
@Parameter(name = "generateModelTests", property = "openapi.generator.maven.plugin.generateModelTests", required = false)
private Boolean generateModelTests = true;
/**
* Generate the model documentation
*/
@Parameter(name = "generateModelDocumentation", property = "openapi.generator.maven.plugin.generateModelDocumentation", required = false)
private Boolean generateModelDocumentation = true;
/**
* Generate the api tests
*/
@Parameter(name = "generateApiTests", property = "openapi.generator.maven.plugin.generateApiTests", required = false)
private Boolean generateApiTests = true;
/**
* Generate the api documentation
*/
@Parameter(name = "generateApiDocumentation", property = "openapi.generator.maven.plugin.generateApiDocumentation", required = false)
private Boolean generateApiDocumentation = true;
/**
* Generate the api documentation
*/
@Parameter(name = "withXml", property = "openapi.generator.maven.plugin.withXml", required = false)
private Boolean withXml = false;
/**
* Skip the execution.
*/
@Parameter(name = "skip", property = "codegen.skip", required = false, defaultValue = "false")
private Boolean skip;
/**
* Skip the execution if the source file is older than the output folder.
*/
@Parameter(name = "skipIfSpecIsUnchanged", property = "codegen.skipIfSpecIsUnchanged", required = false, defaultValue = "false")
private Boolean skipIfSpecIsUnchanged;
/**
* Add the output directory to the project as a source root, so that the generated java types
* are compiled and included in the project artifact.
*/
@Parameter(defaultValue = "true")
private boolean addCompileSourceRoot = true;
@Parameter
protected Map environmentVariables = new HashMap();
@Parameter
protected Map originalEnvironmentVariables = new HashMap();
@Parameter(property = "codegen.configHelp")
private boolean configHelp = false;
/**
* The project being built.
*/
@Parameter(readonly = true, required = true, defaultValue = "${project}")
private MavenProject project;
public void setBuildContext(BuildContext buildContext) {
this.buildContext = buildContext;
}
@Override
public void execute() throws MojoExecutionException {
File inputSpecFile = new File(inputSpec);
addCompileSourceRootIfConfigured();
try {
if (skip) {
getLog().info("Code generation is skipped.");
return;
}
if (buildContext != null) {
if (buildContext.isIncremental()) {
if (inputSpec != null) {
if (inputSpecFile.exists()) {
if (!buildContext.hasDelta(inputSpecFile)) {
getLog().info(
"Code generation is skipped in delta-build because source-json was not modified.");
return;
}
}
}
}
}
if (skipIfSpecIsUnchanged) {
if (inputSpecFile.exists()) {
File storedInputSpecHashFile = getHashFile(inputSpecFile);
if(storedInputSpecHashFile.exists()) {
String inputSpecHash = calculateInputSpecHash(inputSpecFile);
String storedInputSpecHash = Files.asCharSource(storedInputSpecHashFile, Charsets.UTF_8).read();
if (inputSpecHash.equals(storedInputSpecHash)) {
getLog().info(
"Code generation is skipped because input was unchanged");
return;
}
}
}
}
// attempt to read from config file
CodegenConfigurator configurator = CodegenConfigurator.fromFile(configurationFile);
// if a config file wasn't specified or we were unable to read it
if (configurator == null) {
configurator = new CodegenConfigurator();
}
configurator.setVerbose(verbose);
if (skipOverwrite != null) {
configurator.setSkipOverwrite(skipOverwrite);
}
if (removeOperationIdPrefix != null) {
configurator.setRemoveOperationIdPrefix(removeOperationIdPrefix);
}
if (isNotEmpty(inputSpec)) {
configurator.setInputSpec(inputSpec);
}
if (isNotEmpty(gitHost)) {
configurator.setGitHost(gitHost);
}
if (isNotEmpty(gitUserId)) {
configurator.setGitUserId(gitUserId);
}
if (isNotEmpty(gitRepoId)) {
configurator.setGitRepoId(gitRepoId);
}
if (isNotEmpty(ignoreFileOverride)) {
configurator.setIgnoreFileOverride(ignoreFileOverride);
}
if (isNotEmpty(httpUserAgent)) {
configurator.setHttpUserAgent(httpUserAgent);
}
if (skipValidateSpec != null) {
configurator.setValidateSpec(!skipValidateSpec);
}
if (strictSpec != null) {
configurator.setStrictSpecBehavior(strictSpec);
}
if (logToStderr != null) {
configurator.setLogToStderr(logToStderr);
}
if (enablePostProcessFile != null) {
configurator.setEnablePostProcessFile(enablePostProcessFile);
}
if (generateAliasAsModel != null) {
configurator.setGenerateAliasAsModel(generateAliasAsModel);
}
// TODO: After 3.0.0 release (maybe for 3.1.0): Fully deprecate lang.
if (isNotEmpty(generatorName)) {
configurator.setGeneratorName(generatorName);
// check if generatorName & language are set together, inform user this needs to be updated to prevent future issues.
if (isNotEmpty(language)) {
LOGGER.warn("The 'language' option is deprecated and was replaced by 'generatorName'. Both can not be set together");
throw new MojoExecutionException(
"Illegal configuration: 'language' and 'generatorName' can not be set both, remove 'language' from your configuration");
}
} else if (isNotEmpty(language)) {
LOGGER.warn(
"The 'language' option is deprecated and may reference language names only in the next major release (4.0). Please use 'generatorName' instead.");
configurator.setGeneratorName(language);
} else {
LOGGER.error("A generator name (generatorName) is required.");
throw new MojoExecutionException("The generator requires 'generatorName'. Refer to documentation for a list of options.");
}
configurator.setOutputDir(output.getAbsolutePath());
if (isNotEmpty(auth)) {
configurator.setAuth(auth);
}
if (isNotEmpty(apiPackage)) {
configurator.setApiPackage(apiPackage);
}
if (isNotEmpty(modelPackage)) {
configurator.setModelPackage(modelPackage);
}
if (isNotEmpty(invokerPackage)) {
configurator.setInvokerPackage(invokerPackage);
}
if (isNotEmpty(packageName)) {
configurator.setPackageName(packageName);
}
if (isNotEmpty(groupId)) {
configurator.setGroupId(groupId);
}
if (isNotEmpty(artifactId)) {
configurator.setArtifactId(artifactId);
}
if (isNotEmpty(artifactVersion)) {
configurator.setArtifactVersion(artifactVersion);
}
if (isNotEmpty(library)) {
configurator.setLibrary(library);
}
if (isNotEmpty(modelNamePrefix)) {
configurator.setModelNamePrefix(modelNamePrefix);
}
if (isNotEmpty(modelNameSuffix)) {
configurator.setModelNameSuffix(modelNameSuffix);
}
if (null != templateDirectory) {
configurator.setTemplateDir(templateDirectory.getAbsolutePath());
}
if (null != engine) {
configurator.setTemplatingEngineName(engine);
}
// Set generation options
if (null != generateApis && generateApis) {
GlobalSettings.setProperty(CodegenConstants.APIS, "");
} else {
GlobalSettings.clearProperty(CodegenConstants.APIS);
}
if (null != generateModels && generateModels) {
GlobalSettings.setProperty(CodegenConstants.MODELS, modelsToGenerate);
} else {
GlobalSettings.clearProperty(CodegenConstants.MODELS);
}
if (null != generateSupportingFiles && generateSupportingFiles) {
GlobalSettings.setProperty(CodegenConstants.SUPPORTING_FILES, supportingFilesToGenerate);
} else {
GlobalSettings.clearProperty(CodegenConstants.SUPPORTING_FILES);
}
GlobalSettings.setProperty(CodegenConstants.MODEL_TESTS, generateModelTests.toString());
GlobalSettings.setProperty(CodegenConstants.MODEL_DOCS, generateModelDocumentation.toString());
GlobalSettings.setProperty(CodegenConstants.API_TESTS, generateApiTests.toString());
GlobalSettings.setProperty(CodegenConstants.API_DOCS, generateApiDocumentation.toString());
GlobalSettings.setProperty(CodegenConstants.WITH_XML, withXml.toString());
if (configOptions != null) {
// Retained for backwards-compataibility with configOptions -> instantiation-types
if (instantiationTypes == null && configOptions.containsKey("instantiation-types")) {
applyInstantiationTypesKvp(configOptions.get("instantiation-types").toString(),
configurator);
}
// Retained for backwards-compataibility with configOptions -> import-mappings
if (importMappings == null && configOptions.containsKey("import-mappings")) {
applyImportMappingsKvp(configOptions.get("import-mappings").toString(),
configurator);
}
// Retained for backwards-compataibility with configOptions -> type-mappings
if (typeMappings == null && configOptions.containsKey("type-mappings")) {
applyTypeMappingsKvp(configOptions.get("type-mappings").toString(), configurator);
}
// Retained for backwards-compataibility with configOptions -> language-specific-primitives
if (languageSpecificPrimitives == null && configOptions.containsKey("language-specific-primitives")) {
applyLanguageSpecificPrimitivesCsv(configOptions
.get("language-specific-primitives").toString(), configurator);
}
// Retained for backwards-compataibility with configOptions -> additional-properties
if (additionalProperties == null && configOptions.containsKey("additional-properties")) {
applyAdditionalPropertiesKvp(configOptions.get("additional-properties").toString(),
configurator);
}
if (serverVariableOverrides == null && configOptions.containsKey("server-variables")) {
applyServerVariablesKvp(configOptions.get("server-variables").toString(), configurator);
}
// Retained for backwards-compataibility with configOptions -> reserved-words-mappings
if (reservedWordsMappings == null && configOptions.containsKey("reserved-words-mappings")) {
applyReservedWordsMappingsKvp(configOptions.get("reserved-words-mappings")
.toString(), configurator);
}
}
// Apply Instantiation Types
if (instantiationTypes != null && (configOptions == null || !configOptions.containsKey("instantiation-types"))) {
applyInstantiationTypesKvpList(instantiationTypes, configurator);
}
// Apply Import Mappings
if (importMappings != null && (configOptions == null || !configOptions.containsKey("import-mappings"))) {
applyImportMappingsKvpList(importMappings, configurator);
}
// Apply Type Mappings
if (typeMappings != null && (configOptions == null || !configOptions.containsKey("type-mappings"))) {
applyTypeMappingsKvpList(typeMappings, configurator);
}
// Apply Language Specific Primitives
if (languageSpecificPrimitives != null
&& (configOptions == null || !configOptions.containsKey("language-specific-primitives"))) {
applyLanguageSpecificPrimitivesCsvList(languageSpecificPrimitives, configurator);
}
// Apply Additional Properties
if (additionalProperties != null && (configOptions == null || !configOptions.containsKey("additional-properties"))) {
applyAdditionalPropertiesKvpList(additionalProperties, configurator);
}
if (serverVariableOverrides != null && (configOptions == null || !configOptions.containsKey("server-variables"))) {
applyServerVariablesKvpList(serverVariableOverrides, configurator);
}
// Apply Reserved Words Mappings
if (reservedWordsMappings != null && (configOptions == null || !configOptions.containsKey("reserved-words-mappings"))) {
applyReservedWordsMappingsKvpList(reservedWordsMappings, configurator);
}
if (environmentVariables != null) {
for (String key : environmentVariables.keySet()) {
originalEnvironmentVariables.put(key, GlobalSettings.getProperty(key));
String value = environmentVariables.get(key);
if (value == null) {
// don't put null values
value = "";
}
GlobalSettings.setProperty(key, value);
configurator.addSystemProperty(key, value);
}
}
final ClientOptInput input = configurator.toClientOptInput();
final CodegenConfig config = input.getConfig();
if (configOptions != null) {
for (CliOption langCliOption : config.cliOptions()) {
if (configOptions.containsKey(langCliOption.getOpt())) {
input.getConfig().additionalProperties()
.put(langCliOption.getOpt(), configOptions.get(langCliOption.getOpt()));
}
}
}
if (configHelp) {
for (CliOption langCliOption : config.cliOptions()) {
System.out.println("\t" + langCliOption.getOpt());
System.out.println("\t "
+ langCliOption.getOptionHelp().replaceAll("\n", "\n\t "));
System.out.println();
}
return;
}
adjustAdditionalProperties(config);
new DefaultGenerator().opts(input).generate();
if (buildContext != null) {
buildContext.refresh(new File(getCompileSourceRoot()));
}
// Store a checksum of the input spec
File storedInputSpecHashFile = getHashFile(inputSpecFile);
String inputSpecHash = calculateInputSpecHash(inputSpecFile);
if (storedInputSpecHashFile.getParent() != null && !new File(storedInputSpecHashFile.getParent()).exists()) {
File parent = new File(storedInputSpecHashFile.getParent());
parent.mkdirs();
}
Files.asCharSink(storedInputSpecHashFile, Charsets.UTF_8).write(inputSpecHash);
} catch (Exception e) {
// Maven logs exceptions thrown by plugins only if invoked with -e
// I find it annoying to jump through hoops to get basic diagnostic information,
// so let's log it in any case:
if (buildContext != null) {
buildContext.addError(inputSpecFile, 0, 0, "unexpected error in Open-API generation", e);
}
getLog().error(e);
throw new MojoExecutionException(
"Code generation failed. See above for the full exception.");
}
}
/**
* Calculate openapi specification file hash. If specification is hosted on remote resource it is downloaded first
*
* @param inputSpecFile - Openapi specification input file to calculate it's hash.
* Does not taken into account if input spec is hosted on remote resource
* @return openapi specification file hash
* @throws IOException
*/
private String calculateInputSpecHash(File inputSpecFile) throws IOException {
URL inputSpecRemoteUrl = inputSpecRemoteUrl();
File inputSpecTempFile = inputSpecFile;
if (inputSpecRemoteUrl != null) {
inputSpecTempFile = File.createTempFile("openapi-spec", ".tmp");
URLConnection conn = inputSpecRemoteUrl.openConnection();
if (isNotEmpty(auth)) {
List authList = AuthParser.parse(auth);
for (AuthorizationValue auth : authList) {
conn.setRequestProperty(auth.getKeyName(), auth.getValue());
}
}
ReadableByteChannel readableByteChannel = Channels.newChannel(conn.getInputStream());
FileOutputStream fileOutputStream = new FileOutputStream(inputSpecTempFile);
FileChannel fileChannel = fileOutputStream.getChannel();
fileChannel.transferFrom(readableByteChannel, 0, Long.MAX_VALUE);
}
ByteSource inputSpecByteSource =
inputSpecTempFile.exists()
? Files.asByteSource(inputSpecTempFile)
: CharSource.wrap(ClasspathHelper.loadFileFromClasspath(inputSpecTempFile.toString().replaceAll("\\\\","/")))
.asByteSource(Charsets.UTF_8);
return inputSpecByteSource.hash(Hashing.sha256()).toString();
}
/**
* Try to parse inputSpec setting string into URL
* @return A valid URL or null if inputSpec is not a valid URL
*/
private URL inputSpecRemoteUrl(){
try {
return new URI(inputSpec).toURL();
} catch (URISyntaxException | MalformedURLException | IllegalArgumentException e) {
return null;
}
}
/**
* Get specification hash file
* @param inputSpecFile - Openapi specification input file to calculate it's hash.
* Does not taken into account if input spec is hosted on remote resource
* @return a file with previously calculated hash
*/
private File getHashFile(File inputSpecFile) {
String name = inputSpecFile.getName();
URL url = inputSpecRemoteUrl();
if (url != null) {
String[] segments = url.getPath().split("/");
name = Files.getNameWithoutExtension(segments[segments.length - 1]);
}
return new File(output.getPath() + File.separator + ".openapi-generator" + File.separator + name + ".sha256");
}
private String getCompileSourceRoot() {
final Object sourceFolderObject =
configOptions == null ? null : configOptions
.get(CodegenConstants.SOURCE_FOLDER);
final String sourceFolder =
sourceFolderObject == null ? "src/main/java" : sourceFolderObject.toString();
return output.toString() + "/" + sourceFolder;
}
private void addCompileSourceRootIfConfigured() {
if (addCompileSourceRoot) {
project.addCompileSourceRoot(getCompileSourceRoot());
}
// Reset all environment variables to their original value. This prevents unexpected
// behaviour
// when running the plugin multiple consecutive times with different configurations.
for (Map.Entry entry : originalEnvironmentVariables.entrySet()) {
if (entry.getValue() == null) {
GlobalSettings.clearProperty(entry.getKey());
} else {
GlobalSettings.setProperty(entry.getKey(), entry.getValue());
}
}
}
/**
* This method enables conversion of true/false strings in
* config.additionalProperties (configuration/configOptions) to proper booleans.
* This enables mustache files to handle the properties better.
*
* @param config
*/
private void adjustAdditionalProperties(final CodegenConfig config) {
Map configAdditionalProperties = config.additionalProperties();
Set keySet = configAdditionalProperties.keySet();
for (String key : keySet) {
Object value = configAdditionalProperties.get(key);
if (value != null) {
if (value instanceof String) {
String stringValue = (String) value;
if (stringValue.equalsIgnoreCase("true")) {
configAdditionalProperties.put(key, Boolean.TRUE);
} else if (stringValue.equalsIgnoreCase("false")) {
configAdditionalProperties.put(key, Boolean.FALSE);
}
}
} else {
configAdditionalProperties.put(key, Boolean.FALSE);
}
}
}
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