org.ovirt.engine.sdk4.internal.services.SystemOptionServiceImpl Maven / Gradle / Ivy

/*
Copyright (c) 2015 Red Hat, 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.ovirt.engine.sdk4.internal.services;

import java.io.IOException;
import java.net.URISyntaxException;
import java.util.Map;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.util.EntityUtils;
import org.ovirt.api.metamodel.runtime.xml.XmlReader;
import org.ovirt.api.metamodel.runtime.xml.XmlWriter;
import org.ovirt.engine.sdk4.BaseRequest;
import org.ovirt.engine.sdk4.Error;
import org.ovirt.engine.sdk4.Service;
import org.ovirt.engine.sdk4.internal.HttpConnection;
import org.ovirt.engine.sdk4.internal.xml.XmlSystemOptionReader;
import org.ovirt.engine.sdk4.services.SystemOptionService;
import org.ovirt.engine.sdk4.types.SystemOption;

public class SystemOptionServiceImpl extends ServiceImpl implements SystemOptionService {
    
    public SystemOptionServiceImpl(HttpConnection connection, String path) {
        super(connection, path);
    }
    
    private class GetRequestImpl extends BaseRequest implements GetRequest {
        private String version;
        public GetRequest version(String version) {
            this.version = version;
            return this;
        }
        
        public GetResponse send() {
            HttpGet request = null;
            try {
                URIBuilder uriBuilder = new URIBuilder(getConnection().getUrl() + getPath());
                if (version != null) {
                    uriBuilder.addParameter("version", XmlWriter.renderString(version));
                }
                if (query != null) {
                    for (Map.Entry queryParam : query.entrySet()) {
                        uriBuilder.addParameter(queryParam.getKey(), queryParam.getValue());
                    }
                }
                request = new HttpGet(uriBuilder.build());
            }
            catch (URISyntaxException ex) {
                throw new Error("Failed to build URL", ex);
            }
            
            if (headers != null) {
                for (Map.Entry header : headers.entrySet()) {
                    request.setHeader(header.getKey(), header.getValue());
                }
            }
            
            HttpResponse response = getConnection().send(request);
            if (
              response.getStatusLine().getStatusCode() == 200
            ) {
                try (
                  XmlReader reader = new XmlReader(response.getEntity().getContent())
                ) {
                    GetResponseImpl actionResponse = new GetResponseImpl();
                    actionResponse.option(XmlSystemOptionReader.readOne(reader));
                    return actionResponse;
                }
                catch (IOException ex) {
                    throw new Error("Failed to read response", ex);
                }
                finally {
                    EntityUtils.consumeQuietly(response.getEntity());
                }
            }
            else {
                checkFault(response);
                return new GetResponseImpl();
            }
        }
        
    }
    
    private class GetResponseImpl implements GetResponse {
        private SystemOption option;
        
        public void option(SystemOption option) {
            this.option = option;
        }
        
        public SystemOption option() {
            return option;
        }
        
    }
    
    public GetRequest get() {
        return new GetRequestImpl();
    }
    
    public Service service(String path) {
        if (path == null) {
            return this;
        }
        
        throw new Error("The path " + path + " doesn't correspond to any service");
    }
    
    public String toString() {
        return "SystemOptionService:" + getPath();
    }
    
}