/*
* 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.jclouds.ec2.xml;
import java.util.Date;
import javax.inject.Inject;
import org.jclouds.aws.util.AWSUtils;
import org.jclouds.date.DateCodec;
import org.jclouds.date.DateCodecFactory;
import org.jclouds.ec2.domain.Snapshot;
import org.jclouds.ec2.domain.Snapshot.Status;
import org.jclouds.http.functions.ParseSax;
import org.jclouds.location.Region;
import com.google.common.base.Supplier;
/**
*
* @author Adrian Cole
*/
public class SnapshotHandler extends ParseSax.HandlerForGeneratedRequestWithResult<Snapshot> {
private StringBuilder currentText = new StringBuilder();
protected final DateCodec dateCodec;
protected final Supplier<String> defaultRegion;
private String id;
private String volumeId;
private int volumeSize;
private Status status;
private Date startTime;
private int progress;
private String ownerId;
private String description;
private String ownerAlias;
@Inject
public SnapshotHandler(DateCodecFactory dateCodecFactory, @Region Supplier<String> defaultRegion) {
this.dateCodec = dateCodecFactory.iso8601();
this.defaultRegion = defaultRegion;
}
public Snapshot getResult() {
String region = AWSUtils.findRegionInArgsOrNull(getRequest());
if (region == null)
region = defaultRegion.get();
Snapshot snapshot = new Snapshot(region, id, volumeId, volumeSize, status, startTime,
progress, ownerId, description, ownerAlias);
this.id = null;
this.volumeId = null;
this.volumeSize = 0;
this.status = null;
this.startTime = null;
this.progress = 0;
this.ownerId = null;
this.description = null;
this.ownerAlias = null;
return snapshot;
}
public void endElement(String uri, String name, String qName) {
if (qName.equals("snapshotId")) {
id = currentText.toString().trim();
} else if (qName.equals("volumeId")) {
volumeId = currentText.toString().trim();
} else if (qName.equals("volumeSize")) {
volumeSize = Integer.parseInt(currentText.toString().trim());
} else if (qName.equals("status")) {
status = Snapshot.Status.fromValue(currentText.toString().trim());
} else if (qName.equals("startTime")) {
startTime = dateCodec.toDate(currentText.toString().trim());
} else if (qName.equals("progress")) {
String progressString = currentText.toString().trim();
if (!progressString.equals("")) {
progressString = progressString.substring(0, progressString.length() - 1);
progress = Integer.parseInt(progressString);
}
} else if (qName.equals("ownerId")) {
ownerId = currentText.toString().trim();
} else if (qName.equals("description")) {
description = currentText.toString().trim();
} else if (qName.equals("ownerAlias")) {
ownerAlias = currentText.toString().trim();
}
currentText = new StringBuilder();
}
public void characters(char ch[], int start, int length) {
currentText.append(ch, start, length);
}
}