| 1 | /** |
| 2 | * |
| 3 | * Copyright (C) 2011 Cloud Conscious, LLC. <info@cloudconscious.com> |
| 4 | * |
| 5 | * ==================================================================== |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | * ==================================================================== |
| 18 | */ |
| 19 | package org.jclouds.compute.strategy; |
| 20 | |
| 21 | import static com.google.common.base.Preconditions.checkNotNull; |
| 22 | |
| 23 | import java.util.Map; |
| 24 | import java.util.concurrent.Callable; |
| 25 | |
| 26 | import javax.inject.Inject; |
| 27 | |
| 28 | import org.jclouds.compute.callables.RunScriptOnNode; |
| 29 | import org.jclouds.compute.domain.NodeMetadata; |
| 30 | import org.jclouds.compute.options.RunScriptOptions; |
| 31 | import org.jclouds.scriptbuilder.domain.Statement; |
| 32 | |
| 33 | import com.google.common.base.Objects; |
| 34 | import com.google.inject.assistedinject.Assisted; |
| 35 | |
| 36 | /** |
| 37 | * |
| 38 | * @author Adrian Cole |
| 39 | */ |
| 40 | public class InitializeRunScriptOnNodeOrPlaceInBadMap implements Callable<RunScriptOnNode> { |
| 41 | |
| 42 | public interface Factory { |
| 43 | Callable<RunScriptOnNode> create(NodeMetadata node, Statement script, RunScriptOptions options, |
| 44 | Map<NodeMetadata, Exception> badNodes); |
| 45 | } |
| 46 | |
| 47 | private final RunScriptOnNode.Factory runScriptOnNodeFactory; |
| 48 | private final Statement script; |
| 49 | private final Map<NodeMetadata, Exception> badNodes; |
| 50 | private final NodeMetadata node; |
| 51 | private final RunScriptOptions options; |
| 52 | |
| 53 | @Inject |
| 54 | InitializeRunScriptOnNodeOrPlaceInBadMap(RunScriptOnNode.Factory runScriptOnNodeFactory, |
| 55 | @Assisted NodeMetadata node, @Assisted Statement script, @Assisted RunScriptOptions options, |
| 56 | @Assisted Map<NodeMetadata, Exception> badNodes) { |
| 57 | this.runScriptOnNodeFactory = checkNotNull(runScriptOnNodeFactory, "runScriptOnNodeFactory"); |
| 58 | this.script = checkNotNull(script, "script"); |
| 59 | this.badNodes = checkNotNull(badNodes, "badNodes"); |
| 60 | this.node = checkNotNull(node, "node"); |
| 61 | this.options = checkNotNull(options, "options"); |
| 62 | } |
| 63 | |
| 64 | @Override |
| 65 | public RunScriptOnNode call() throws Exception { |
| 66 | try { |
| 67 | return runScriptOnNodeFactory.create(node, script, options).init(); |
| 68 | } catch (Exception e) { |
| 69 | badNodes.put(node, e); |
| 70 | return null; |
| 71 | } |
| 72 | } |
| 73 | |
| 74 | @Override |
| 75 | public String toString() { |
| 76 | return Objects.toStringHelper(this).add("node", node).add("options", options).toString(); |
| 77 | } |
| 78 | } |