org.ovirt.engine.sdk4.internal.services.StorageDomainVmsServiceImpl 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.math.BigInteger;
import java.net.URISyntaxException;
import java.util.List;
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.XmlVmReader;
import org.ovirt.engine.sdk4.services.StorageDomainVmService;
import org.ovirt.engine.sdk4.services.StorageDomainVmsService;
import org.ovirt.engine.sdk4.types.Vm;

public class StorageDomainVmsServiceImpl extends ServiceImpl implements StorageDomainVmsService {
    
    public StorageDomainVmsServiceImpl(HttpConnection connection, String path) {
        super(connection, path);
    }
    
    private class ListRequestImpl extends BaseRequest implements ListRequest {
        private String follow;
        public ListRequest follow(String follow) {
            this.follow = follow;
            return this;
        }
        
        private BigInteger max;
        public ListRequest max(BigInteger max) {
            this.max = max;
            return this;
        }
        
        public ListRequest max(Integer max) {
            this.max = BigInteger.valueOf(max);
            return this;
        }
        
        public ListRequest max(Long max) {
            this.max = BigInteger.valueOf(max);
            return this;
        }
        
        private Boolean unregistered;
        public ListRequest unregistered(Boolean unregistered) {
            this.unregistered = unregistered;
            return this;
        }
        
        public ListResponse send() {
            HttpGet request = null;
            try {
                URIBuilder uriBuilder = new URIBuilder(getConnection().getUrl() + getPath());
                if (follow != null) {
                    uriBuilder.addParameter("follow", XmlWriter.renderString(follow));
                }
                if (max != null) {
                    uriBuilder.addParameter("max", XmlWriter.renderInteger(max));
                }
                if (unregistered != null) {
                    uriBuilder.addParameter("unregistered", XmlWriter.renderBoolean(unregistered));
                }
                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())
                ) {
                    ListResponseImpl actionResponse = new ListResponseImpl();
                    actionResponse.vm(XmlVmReader.readMany(reader));
                    return actionResponse;
                }
                catch (IOException ex) {
                    throw new Error("Failed to read response", ex);
                }
                finally {
                    EntityUtils.consumeQuietly(response.getEntity());
                }
            }
            else {
                checkFault(response);
                return new ListResponseImpl();
            }
        }
        
    }
    
    private class ListResponseImpl implements ListResponse {
        private List vm;
        
        public void vm(List vm) {
            this.vm = vm;
        }
        
        public List vm() {
            return vm;
        }
        
    }
    
    public ListRequest list() {
        return new ListRequestImpl();
    }
    
    public StorageDomainVmService vmService(String id) {
        return new StorageDomainVmServiceImpl(getConnection(), getPath() + "/" + id);
    }
    
    public Service service(String path) {
        if (path == null) {
            return this;
        }
        
        int index = path.indexOf('/');
        if (index == -1) {
            return vmService(path);
        }
        return vmService(path.substring(0, index)).service(path.substring(index + 1));
    }
    
    public String toString() {
        return "StorageDomainVmsService:" + getPath();
    }
    
}