2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.netconf.sal.rest.doc.maven;
10 import com.fasterxml.jackson.databind.ObjectMapper;
11 import com.fasterxml.jackson.databind.SerializationFeature;
12 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
13 import java.io.BufferedWriter;
15 import java.io.FileWriter;
16 import java.io.IOException;
17 import java.nio.charset.StandardCharsets;
18 import java.util.ArrayList;
19 import java.util.Collection;
20 import java.util.List;
22 import java.util.Optional;
24 import javax.ws.rs.core.UriInfo;
25 import org.opendaylight.netconf.sal.rest.doc.impl.ApiDocServiceImpl;
26 import org.opendaylight.netconf.sal.rest.doc.impl.ApiDocServiceImpl.URIType;
27 import org.opendaylight.netconf.sal.rest.doc.impl.BaseYangSwaggerGeneratorDraft02;
28 import org.opendaylight.netconf.sal.rest.doc.swagger.Resource;
29 import org.opendaylight.netconf.sal.rest.doc.swagger.ResourceList;
30 import org.opendaylight.netconf.sal.rest.doc.swagger.SwaggerObject;
31 import org.opendaylight.yangtools.yang.model.api.EffectiveModelContext;
32 import org.opendaylight.yangtools.yang.model.api.Module;
33 import org.opendaylight.yangtools.yang2sources.spi.BasicCodeGenerator;
34 import org.opendaylight.yangtools.yang2sources.spi.ModuleResourceResolver;
35 import org.slf4j.Logger;
36 import org.slf4j.LoggerFactory;
39 * This class gathers all yang defined {@link Module}s and generates Swagger compliant documentation.
41 public class StaticDocGenerator extends BaseYangSwaggerGeneratorDraft02
42 implements BasicCodeGenerator {
43 private static final Logger LOG = LoggerFactory.getLogger(StaticDocGenerator.class);
45 private static final String DEFAULT_OUTPUT_BASE_DIR_PATH = "target" + File.separator + "generated-resources"
46 + File.separator + "swagger-api-documentation";
48 public StaticDocGenerator() {
49 super(Optional.empty());
53 @SuppressFBWarnings("DM_DEFAULT_ENCODING")
54 public Collection<File> generateSources(final EffectiveModelContext context, final File outputBaseDir,
55 final Set<Module> currentModules, final ModuleResourceResolver moduleResourcePathResolver)
57 final List<File> result = new ArrayList<>();
59 // Create Base Directory
61 if (outputBaseDir == null) {
62 outputDir = new File(DEFAULT_OUTPUT_BASE_DIR_PATH);
64 outputDir = outputBaseDir;
67 if (!outputDir.mkdirs()) {
68 throw new IOException("Could not create directory " + outputDir);
71 // Create Resources directory
72 final File resourcesDir = new File(outputDir, "resources");
73 if (!resourcesDir.mkdirs()) {
74 throw new IOException("Could not create directory " + resourcesDir);
78 final File resourcesJsFile = new File(outputDir, "resources.js");
79 if (!resourcesJsFile.createNewFile()) {
80 LOG.info("File {} already exists.", resourcesJsFile);
83 try (BufferedWriter bufferedWriter =
84 new BufferedWriter(new FileWriter(resourcesJsFile, StandardCharsets.UTF_8))) {
85 final ObjectMapper mapper = new ObjectMapper();
86 mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
88 // Write resource listing to JS file
89 final ResourceList resourceList = super.getResourceListing(null, context, "", URIType.DRAFT02,
90 ApiDocServiceImpl.OAversion.V2_0);
91 String resourceListJson = mapper.writeValueAsString(resourceList);
92 resourceListJson = resourceListJson.replace("\'", "\\\'").replace("\\n", "\\\\n");
93 bufferedWriter.write("function getSpec() {\n\treturn \'" + resourceListJson + "\';\n}\n\n");
95 // Write resources/APIs to JS file and to disk
96 bufferedWriter.write("function jsonFor(resource) {\n\tswitch(resource) {\n");
97 for (final Resource resource : resourceList.getApis()) {
98 final int revisionIndex = resource.getPath().indexOf('(');
99 final String name = resource.getPath().substring(0, revisionIndex);
100 final String revision =
101 resource.getPath().substring(revisionIndex + 1, resource.getPath().length() - 1);
102 final SwaggerObject swaggerObject = super.getApiDeclaration(name, revision, null, context, "",
103 URIType.DRAFT02, ApiDocServiceImpl.OAversion.V2_0);
104 String json = mapper.writeValueAsString(swaggerObject);
105 // Manually insert models because org.json.JSONObject cannot be serialized by ObjectMapper
107 "\"models\":{}", "\"models\":"
108 + swaggerObject.getDefinitions().toString().replace("\\\"", "\""));
109 // Escape single quotes and new lines
110 json = json.replace("\'", "\\\'").replace("\\n", "\\\\n");
111 bufferedWriter.write("\t\tcase \"" + name + "(" + revision + ")\": return \'" + json + "\';\n");
113 final File resourceFile = new File(resourcesDir, name + "(" + revision + ").json");
115 try (BufferedWriter resourceFileWriter =
116 new BufferedWriter(new FileWriter(resourceFile, StandardCharsets.UTF_8))) {
117 resourceFileWriter.write(json);
120 result.add(resourceFile);
122 bufferedWriter.write("\t}\n\treturn \"\";\n}");
125 result.add(resourcesJsFile);
130 public String generatePath(final UriInfo uriInfo, final String name, final String revision) {
131 if (uriInfo == null) {
132 return name + "(" + revision + ")";
134 return super.generatePath(uriInfo, name, revision);
138 public void setAdditionalConfig(final Map<String, String> additionalConfig) {
139 // No-op, although it should not be
143 public void setResourceBaseDir(final File resourceBaseDir) {
144 // No-op, although it should not be