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io.swagger.parser.SwaggerParser Maven / Gradle / Ivy
package io.swagger.parser;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.swagger.models.Swagger;
import io.swagger.models.auth.AuthorizationValue;
import io.swagger.parser.util.DeserializationUtils;
import io.swagger.parser.util.InlineModelResolver;
import io.swagger.parser.util.ParseOptions;
import io.swagger.parser.util.SwaggerDeserializationResult;
import io.swagger.util.Json;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.ServiceLoader;
public class SwaggerParser {
public SwaggerDeserializationResult readWithInfo(String location, List auths, boolean resolve) {
if (location == null) {
return null;
}
location = location.replaceAll("\\\\", "/");
List parserExtensions = getExtensions();
SwaggerDeserializationResult output = new SwaggerDeserializationResult();
List results = new ArrayList<>();
try {
if (auths == null) {
auths = new ArrayList();
}
output = new Swagger20Parser().readWithInfo(location, auths);
if (output != null) {
if (output.getSwagger() != null && "2.0".equals(output.getSwagger().getSwagger())) {
if (resolve) {
output.setSwagger(new SwaggerResolver(output.getSwagger(), auths, location).resolve());
}
return output;
}
}
for (SwaggerParserExtension extension : parserExtensions) {
output = extension.readWithInfo(location, auths);
if (output != null && output.getSwagger() != null && "2.0".equals(output.getSwagger().getSwagger())) {
return output;
}
results.add(output);
}
if (output == null) {
output = new SwaggerDeserializationResult()
.message("The swagger definition could not be read");
}
}catch (Exception e) {
output.message(e.getMessage());
}
if (output.getMessages() == null && output.getSwagger() == null){
for(int i = 0; i auths, boolean resolve) {
ParseOptions options = new ParseOptions();
options.setResolve(resolve);
return read(location, auths, options);
}
public Swagger read(String location, List auths, ParseOptions options) {
if (location == null) {
return null;
}
location = location.replaceAll("\\\\", "/");
Swagger output;
try {
output = new Swagger20Parser().read(location, auths);
if (output != null) {
if (options != null) {
if (options.isResolve()) {
output = new SwaggerResolver(output, auths, location, null, options).resolve();
}
if (options.isFlatten()) {
InlineModelResolver inlineModelResolver = new InlineModelResolver();
inlineModelResolver.flatten(output);
}
}
return output;
}
} catch (IOException e) {
}
List parserExtensions = getExtensions();
for (SwaggerParserExtension extension : parserExtensions) {
try {
output = extension.read(location, auths);
if (output != null) {
return output;
}
} catch (IOException e) {
if (System.getProperty("debugParser") != null) {
e.printStackTrace();
}
// continue to next parser
}
}
return null;
}
public SwaggerDeserializationResult readWithInfo(String swaggerAsString) {
return readWithInfo(swaggerAsString, Boolean.TRUE);
}
protected JsonNode deserializeYaml(String data) throws IOException{
return DeserializationUtils.readYamlTree(data, null);
}
public SwaggerDeserializationResult readWithInfo(String swaggerAsString, boolean resolve) {
if (swaggerAsString == null || swaggerAsString.trim().isEmpty()) {
return new SwaggerDeserializationResult().message("empty or null swagger supplied");
}
try {
JsonNode node;
if (swaggerAsString.trim().startsWith("{")) {
ObjectMapper mapper = Json.mapper();
node = mapper.readTree(swaggerAsString);
} else {
node = deserializeYaml(swaggerAsString);
}
SwaggerDeserializationResult result = new Swagger20Parser().readWithInfo(node);
if (result != null) {
if (resolve) {
result.setSwagger(new SwaggerResolver(result.getSwagger(), new ArrayList(), null).resolve());
}
} else {
result = new SwaggerDeserializationResult().message("Definition does not appear to be a valid Swagger format");
}
return result;
} catch (Exception e) {
return new SwaggerDeserializationResult().message("malformed or unreadable swagger supplied");
}
}
public Swagger parse(String swaggerAsString) {
return parse(swaggerAsString, null);
}
public Swagger parse(String swaggerAsString, List auths) {
Swagger output;
try {
output = new Swagger20Parser().parse(swaggerAsString);
if (output != null) {
return new SwaggerResolver(output, auths, null).resolve();
}
} catch (IOException e) {
}
return null;
}
public Swagger read(JsonNode node) {
return read(node, false);
}
public Swagger read(JsonNode node, boolean resolve) {
return read(node, new ArrayList<>(), resolve);
}
public Swagger read(JsonNode node, List authorizationValues, boolean resolve) {
ParseOptions options = new ParseOptions();
options.setResolve(resolve);
return read(node, authorizationValues, options);
}
public Swagger read(JsonNode node, List authorizationValues, ParseOptions options) {
if (node == null) {
return null;
}
List parserExtensions = getExtensions();
Swagger output = null;
try {
output = new Swagger20Parser().read(node);
if (output != null) {
if (options != null) {
if (options.isResolve()) {
output = new SwaggerResolver(output, authorizationValues, null, null, options).resolve();
}
if (options.isFlatten()) {
InlineModelResolver inlineModelResolver = new InlineModelResolver();
inlineModelResolver.flatten(output);
}
}
return output;
}
} catch (IOException e) {
}
for (SwaggerParserExtension extension : parserExtensions) {
try {
output = extension.read(node);
if (output != null) {
return output;
}
} catch (IOException e) {
if (System.getProperty("debugParser") != null) {
e.printStackTrace();
}
// continue to next parser
}
}
return null;
}
public List getExtensions() {
ServiceLoader loader = ServiceLoader.load(SwaggerParserExtension.class);
List output = new ArrayList();
Iterator itr = loader.iterator();
while (itr.hasNext()) {
output.add(itr.next());
}
return output;
}
}
