/**
* The MIT License
*
* Copyright (c) 2010-2011 Sonatype, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.hudsonci.service.internal;
import static org.hudsonci.service.internal.ServicePreconditions.*;
import com.google.common.base.Preconditions;
import hudson.model.Computer;
import hudson.model.Node;
import hudson.security.Permission;
import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;
import org.hudsonci.service.NodeNotFoundException;
import org.hudsonci.service.NodeService;
import org.hudsonci.service.SecurityService;
import java.util.ArrayList;
import java.util.List;
/**
* Default implementation of {@link NodeService}
*
* @since 2.1.0
*/
@Named
@Singleton
public class NodeServiceImpl extends ServiceSupport implements NodeService {
private final SecurityService security;
@Inject
public NodeServiceImpl(final SecurityService security) {
this.security = Preconditions.checkNotNull(security);
}
public Node getNode(String nodeName) {
Node node = findNode(nodeName);
if (node == null) {
throw new NodeNotFoundException(String.format("Node %s not found.", nodeName));
}
return node;
}
public Node findNode(final String nodeName) {
log.debug("findNode(\"{}\")", nodeName);
checkNodeName(nodeName);
Node node;
// Provide the master node, if the name is ""
if ("".equals(nodeName)) {
node = getHudson();
} else {
node = getHudson().getNode(nodeName);
}
if (node != null) {
this.security.checkPermission(node, Permission.READ);
}
return node;
}
public Node getMasterNode() {
Node masterNode = getHudson();
this.security.checkPermission(masterNode, Permission.READ);
return masterNode;
}
public List<Node> getAllNodes() {
List<Node> nodesToReturn = getNodes();
Node masterNode = getHudson();
if (this.security.hasPermission(masterNode, Permission.READ)) {
nodesToReturn.add(masterNode);
}
return nodesToReturn;
}
public List<Node> getNodes() {
List<Node> nodesToCheck = getHudson().getNodes();
List<Node> nodesToReturn = new ArrayList<Node>(nodesToCheck.size());
for (hudson.model.Node node : nodesToCheck) {
if (this.security.hasPermission(node, Permission.READ)) {
nodesToReturn.add(node);
}
}
return nodesToReturn;
}
public Node getCurrentNode() {
Node node = Computer.currentComputer().getNode();
this.security.checkPermission(node, Permission.READ);
return node;
}
}