org.ovirt.engine.sdk4.internal.xml.XmlSchedulingPolicyReader 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.xml;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.NoSuchElementException;
import org.ovirt.api.metamodel.runtime.util.ArrayListWithHref;
import org.ovirt.api.metamodel.runtime.util.ListWithHref;
import org.ovirt.api.metamodel.runtime.xml.XmlReader;
import org.ovirt.engine.sdk4.internal.containers.SchedulingPolicyContainer;
import org.ovirt.engine.sdk4.types.SchedulingPolicy;
public class XmlSchedulingPolicyReader {
public static SchedulingPolicy readOne(XmlReader reader) {
// Do nothing if there aren't more tags:
if (!reader.forward()) {
return null;
}
// Create the object:
SchedulingPolicyContainer object = new SchedulingPolicyContainer();
// Process the attributes:
for (int i = 0; i < reader.getAttributeCount(); i++) {
String name = reader.getAttributeLocalName(i);
String image = reader.getAttributeValue(i);
switch (name) {
case "href":
object.href(image);
break;
case "id":
object.id(image);
break;
default:
break;
}
}
// Process the inner elements:
List links = new ArrayList<>();
reader.next();
while (reader.forward()) {
String name = reader.getLocalName();
switch (name) {
case "balances":
object.balances(XmlBalanceReader.readMany(reader));
break;
case "comment":
object.comment(reader.readString());
break;
case "default_policy":
object.defaultPolicy(reader.readBoolean());
break;
case "description":
object.description(reader.readString());
break;
case "filters":
object.filters(XmlFilterReader.readMany(reader));
break;
case "locked":
object.locked(reader.readBoolean());
break;
case "name":
object.name(reader.readString());
break;
case "properties":
object.properties(XmlPropertyReader.readMany(reader));
break;
case "weight":
object.weight(XmlWeightReader.readMany(reader));
break;
case "link":
// Process the attributes:
String rel = reader.getAttributeValue("rel");
String href = reader.getAttributeValue("href");
if (rel != null && href != null) {
links.add(new String[]{rel, href});
}
reader.next();
break;
default:
reader.skip();
break;
}
}
if (links != null) {
for (String[] link : links) {
processLink(object, link);
}
}
// Discard the end tag:
reader.next();
return object;
}
public static Iterator iterateMany(final XmlReader reader) {
return new Iterator() {
private boolean first = true;
@Override
public void remove() {
// Empty on purpose
}
@Override
public boolean hasNext() {
if (first) {
if (!reader.forward()) {
return false;
}
reader.next();
first = false;
}
if (!reader.forward()) {
reader.next();
return false;
}
return true;
}
@Override
public SchedulingPolicy next() {
SchedulingPolicy next = readOne(reader);
if (next == null) {
throw new NoSuchElementException();
}
return next;
}
};
}
public static List readMany(XmlReader reader) {
List list = new ArrayList<>();
Iterator iterator = iterateMany(reader);
while (iterator.hasNext()) {
list.add(iterator.next());
}
return list;
}
private static void processLink(SchedulingPolicyContainer object, String[] link) {
// Process the attributes:
ListWithHref list;
String rel = link[0];
String href = link[1];
if (href != null) {
switch (rel) {
case "balances":
list = new ArrayListWithHref(object.balances());
list.href(href);
object.balances(list);
break;
case "filters":
list = new ArrayListWithHref(object.filters());
list.href(href);
object.filters(list);
break;
case "weight":
list = new ArrayListWithHref(object.weight());
list.href(href);
object.weight(list);
break;
default:
break;
}
}
}
}