/**
* Licensed to jclouds, Inc. (jclouds) under one or more
* contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. jclouds 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.aws.ec2.xml;
import javax.inject.Inject;
import org.jclouds.aws.ec2.domain.Spot;
import org.jclouds.aws.util.AWSUtils;
import org.jclouds.date.DateCodec;
import org.jclouds.date.DateCodecFactory;
import org.jclouds.http.functions.ParseSax;
import org.jclouds.location.Region;
import com.google.common.base.Supplier;
/**
*
* @author Adrian Cole
*/
public class SpotHandler extends ParseSax.HandlerForGeneratedRequestWithResult<Spot> {
private StringBuilder currentText = new StringBuilder();
protected final DateCodec dateCodec;
protected final Supplier<String> defaultRegion;
@Inject
public SpotHandler(DateCodecFactory dateCodecFactory, @Region Supplier<String> defaultRegion) {
this.dateCodec = dateCodecFactory.iso8601();
this.defaultRegion = defaultRegion;
}
private Spot.Builder builder = Spot.builder();
public Spot getResult() {
try {
String region = getRequest() == null ? null : AWSUtils.findRegionInArgsOrNull(getRequest());
if (region == null)
region = defaultRegion.get();
return builder.region(region).build();
} finally {
builder.clear();
}
}
public void endElement(String uri, String name, String qName) {
if (qName.equals("instanceType")) {
builder.instanceType(currentText.toString().trim());
} else if (qName.equals("productDescription")) {
builder.productDescription(currentText.toString().trim());
} else if (qName.equals("spotPrice")) {
builder.spotPrice(Float.parseFloat(currentText.toString().trim()));
} else if (qName.equals("timestamp")) {
builder.timestamp(dateCodec.toDate(currentText.toString().trim()));
}
currentText = new StringBuilder();
}
public void characters(char ch[], int start, int length) {
currentText.append(ch, start, length);
}
}