tooling/swagger-rest-dsl-generator/src/main/java/org/apache/camel/generator/swagger/RestDslXmlGenerator.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.camel.generator.swagger;

import io.swagger.models.Swagger;
import org.apache.camel.CamelContext;
import org.apache.camel.model.ModelHelper;
import org.apache.camel.model.rest.RestsDefinition;
import org.apache.camel.util.ObjectHelper;

public class RestDslXmlGenerator extends RestDslGenerator<RestDslXmlGenerator> {

    private boolean blueprint;

    RestDslXmlGenerator(final Swagger swagger) {
        super(swagger);
    }

    public RestDslXmlGenerator withBlueprint() {
        this.blueprint = true;
        return this;
    }

    public String generate(final CamelContext context) throws Exception {
        final RestDefinitionEmitter emitter = new RestDefinitionEmitter(context);

        final PathVisitor<RestsDefinition> restDslStatement = new PathVisitor<>(swagger.getBasePath(), emitter, filter, destinationGenerator());

        swagger.getPaths().forEach(restDslStatement::visit);

        RestsDefinition rests = emitter.result();
        String xml = ModelHelper.dumpModelAsXml(context, rests);
        if (blueprint) {
            xml = xml.replace("http://camel.apache.org/schema/spring", "http://camel.apache.org/schema/blueprint");
        }
        // remove all customId attributes as we do not want them in the output
        xml = xml.replaceAll(" customId=\"true\"", "");
        xml = xml.replaceAll(" customId=\"false\"", "");

        if (restComponent != null) {
            String extra = "<restConfiguration component=\"" + restComponent + "\"";
            if (restContextPath != null) {
                extra = extra.concat(" contextPath=\"" + restContextPath + "\"");
            }
            if (ObjectHelper.isNotEmpty(apiContextPath)) {
                extra = extra.concat(" apiContextPath=\"" + apiContextPath + "\"");
            }
            extra = extra.concat("/>");
            xml = xml.replaceFirst("<rest>", extra + "\n    <rest>");
            xml = xml.replaceFirst("<rest ", extra + "\n    <rest ");
        }

        return xml;
    }
}