org.raml.jaxrs.generator.Names Maven / Gradle / Ivy
/*
* Copyright 2013-2017 (c) MuleSoft, Inc.
*
* 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.raml.jaxrs.generator;
import com.google.common.base.Function;
import com.google.common.collect.Lists;
import joptsimple.internal.Strings;
import org.raml.jaxrs.generator.ramltypes.GMethod;
import org.raml.jaxrs.generator.ramltypes.GParameter;
import org.raml.jaxrs.generator.ramltypes.GResource;
import org.raml.v2.api.model.v08.bodies.BodyLike;
import org.raml.v2.api.model.v10.bodies.Response;
import org.raml.v2.api.model.v10.datamodel.TypeDeclaration;
import org.raml.v2.api.model.v10.methods.Method;
import org.raml.v2.api.model.v10.resources.Resource;
import javax.annotation.Nullable;
import javax.lang.model.SourceVersion;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import static org.apache.commons.lang.StringUtils.isBlank;
import static org.apache.commons.lang.StringUtils.left;
import static org.apache.commons.lang.math.NumberUtils.isDigits;
/**
*
* Names class.
*
*
* @author kor
* @version $Id: $Id
*
*/
public class Names {
private static final String PATH_REPLACEMENT_TEMPLATE = "\\{[^}]+}";
private static Pattern LEADING_UNDERSCORES = Pattern.compile("^_+");
public static String typeName(String... name) {
if (name.length == 1 && isBlank(name[0])) {
return "Root";
}
List values = new ArrayList<>();
int i = 0;
for (String s : name) {
String value = buildPart(i, s, NameFixer.CAMEL_UPPER);
values.add(value);
i++;
}
return Strings.join(values, "");
}
public static String methodName(String... name) {
return checkMethodName(smallCamel(name));
}
private static String checkMethodName(String s) {
if ("getClass".equals(s)) {
return "getClazz";
}
if ("setClass".equals(s)) {
return "setClazz";
}
return s;
}
private static String smallCamel(String... name) {
if (name.length == 1 && isBlank(name[0])) {
return "root";
}
List values = new ArrayList<>();
for (int i = 0; i < name.length; i++) {
String s = name[i];
NameFixer format = NameFixer.CAMEL_LOWER;
values.add(buildPart(i, s, format));
}
return Strings.join(values, "");
}
public static String variableName(String... name) {
Matcher m = LEADING_UNDERSCORES.matcher(name[0]);
if (m.find()) {
return m.group() + smallCamel(name);
} else {
return checkForReservedWord(smallCamel(name));
}
}
private static String checkForReservedWord(String name) {
if (SourceVersion.isKeyword(name)) {
return name + "Variable";
} else {
return name;
}
}
public static String resourceMethodName(GResource resource, GMethod method) {
List parameters = ResourceUtils.accumulateUriParameters(resource);
if (parameters.size() == 0) {
return Names.smallCamel(method.method(),
resource.resourcePath().replaceAll(PATH_REPLACEMENT_TEMPLATE, ""));
} else {
List elements = new ArrayList<>();
elements.add(method.method());
elements.add(resource.resourcePath().replaceAll(PATH_REPLACEMENT_TEMPLATE, ""));
elements.add("By");
List uriparam =
Lists.transform(parameters, new Function() {
@Nullable
@Override
public String apply(@Nullable GParameter input) {
return input.name();
}
});
for (int i = 0; i < uriparam.size(); i++) {
elements.add(uriparam.get(i));
if (i < uriparam.size() - 1) {
elements.add("and");
}
}
return Names.smallCamel(elements.toArray(new String[elements.size()]));
}
}
public static String responseClassName(GResource resource, GMethod method) {
List parameters = ResourceUtils.accumulateUriParameters(resource);
if (parameters.size() == 0) {
return Names.typeName(method.method(),
resource.resourcePath().replaceAll(PATH_REPLACEMENT_TEMPLATE, ""), "Response");
} else {
List elements = new ArrayList<>();
elements.add(method.method());
elements.add(resource.resourcePath().replaceAll("\\{[^}]+\\}", ""));
elements.add("By");
List uriparam =
Lists.transform(parameters, new Function() {
@Nullable
@Override
public String apply(@Nullable GParameter input) {
return input.name();
}
});
for (int i = 0; i < uriparam.size(); i++) {
elements.add(uriparam.get(i));
if (i < uriparam.size() - 1) {
elements.add("and");
}
}
elements.add("Response");
return Names.typeName(elements.toArray(new String[elements.size()]));
}
}
public static String javaTypeName(Resource resource, TypeDeclaration declaration) {
return typeName(resource.resourcePath(), declaration.name());
}
public static String javaTypeName(Resource resource, Method method, TypeDeclaration declaration) {
return typeName(resource.resourcePath(), method.method(), declaration.name());
}
public static String ramlTypeName(Resource resource, Method method, TypeDeclaration declaration) {
return resource.resourcePath() + method.method() + declaration.name();
}
public static String ramlTypeName(Resource resource, TypeDeclaration declaration) {
return resource.resourcePath() + declaration.name();
}
public static String javaTypeName(Resource resource, Method method, Response response,
TypeDeclaration declaration) {
return typeName(resource.resourcePath(), method.method(), response.code().value(),
declaration.name());
}
public static String ramlTypeName(Resource resource, Method method, Response response,
TypeDeclaration declaration) {
return resource.resourcePath() + method.method() + response.code().value() + declaration.name();
}
private Names() {
throw new UnsupportedOperationException();
}
/**
*
* buildJavaFriendlyName.
*
*
* @param source a {@link java.lang.String} object.
* @return a {@link java.lang.String} object.
*/
private static String buildJavaFriendlyName(final String source, NameFixer format,
int currentIndex) {
final String baseName =
source.replaceAll("\\W+", "_").replaceAll("^_+", "").replaceAll("[^\\w_]", "");
List friendlyNameBits = new ArrayList<>();
int i = currentIndex;
for (String s : baseName.split("_")) {
if (s.isEmpty()) {
continue;
}
String friendlyName = firstOrOthers(format, i, s);
if (i == 0 && isDigits(left(friendlyName, 1))) {
friendlyName = "_" + friendlyName;
}
friendlyNameBits.add(friendlyName);
i++;
}
return Strings.join(friendlyNameBits, "");
}
private static String buildPart(int i, String s, NameFixer format) {
String part;
if (s.matches(".*[^a-zA-Z0-9].*")) {
part = buildJavaFriendlyName(s, format, i);
} else {
part = firstOrOthers(format, i, s);
}
return part;
}
private static String firstOrOthers(NameFixer format, int i, String s) {
if (i == 0) {
return format.fixFirst(s);
} else {
return format.fixOthers(s);
}
}
public static String ramlTypeName(org.raml.v2.api.model.v08.resources.Resource resource,
org.raml.v2.api.model.v08.methods.Method method, BodyLike typeDeclaration) {
return resource.resourcePath() + method.method() + typeDeclaration.name();
}
public static String ramlTypeName(org.raml.v2.api.model.v08.resources.Resource resource,
org.raml.v2.api.model.v08.methods.Method method,
org.raml.v2.api.model.v08.bodies.Response response, BodyLike typeDeclaration) {
return resource.resourcePath() + method.method() + response.code().value()
+ typeDeclaration.name();
}
public static String javaTypeName(org.raml.v2.api.model.v08.resources.Resource resource,
org.raml.v2.api.model.v08.methods.Method method, BodyLike typeDeclaration) {
return typeName(resource.resourcePath(), method.method(), typeDeclaration.name());
}
public static String javaTypeName(org.raml.v2.api.model.v08.resources.Resource resource,
org.raml.v2.api.model.v08.methods.Method method,
org.raml.v2.api.model.v08.bodies.Response response, BodyLike typeDeclaration) {
return typeName(resource.resourcePath(), method.method(), response.code().value(),
typeDeclaration.name());
}
}
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