Java tutorial
/** * 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.joyent.sdc.v6_5.compute.config; import static org.jclouds.joyent.sdc.v6_5.config.SDCProperties.AUTOGENERATE_KEYS; import java.security.SecureRandom; import java.util.Map; import java.util.Set; import javax.inject.Singleton; import org.jclouds.collect.Memoized; import org.jclouds.compute.ComputeService; import org.jclouds.compute.ComputeServiceAdapter; import org.jclouds.compute.config.ComputeServiceAdapterContextModule; import org.jclouds.compute.domain.Hardware; import org.jclouds.compute.domain.Image; import org.jclouds.compute.domain.NodeMetadata; import org.jclouds.compute.domain.OperatingSystem; import org.jclouds.compute.options.TemplateOptions; import org.jclouds.compute.strategy.impl.CreateNodesWithGroupEncodedIntoNameThenAddToSet; import org.jclouds.domain.Location; import org.jclouds.functions.IdentityFunction; import org.jclouds.joyent.sdc.v6_5.compute.SDCComputeService; import org.jclouds.joyent.sdc.v6_5.compute.SDCComputeServiceAdapter; import org.jclouds.joyent.sdc.v6_5.compute.functions.DatasetInDatacenterToImage; import org.jclouds.joyent.sdc.v6_5.compute.functions.DatasetToOperatingSystem; import org.jclouds.joyent.sdc.v6_5.compute.functions.MachineInDatacenterToNodeMetadata; import org.jclouds.joyent.sdc.v6_5.compute.functions.OrphanedGroupsByDatacenterId; import org.jclouds.joyent.sdc.v6_5.compute.functions.PackageInDatacenterToHardware; import org.jclouds.joyent.sdc.v6_5.compute.internal.KeyAndPrivateKey; import org.jclouds.joyent.sdc.v6_5.compute.loaders.CreateUniqueKey; import org.jclouds.joyent.sdc.v6_5.compute.options.SDCTemplateOptions; import org.jclouds.joyent.sdc.v6_5.compute.strategy.ApplySDCTemplateOptionsCreateNodesWithGroupEncodedIntoNameThenAddToSet; import org.jclouds.joyent.sdc.v6_5.domain.Dataset; import org.jclouds.joyent.sdc.v6_5.domain.Machine; import org.jclouds.joyent.sdc.v6_5.domain.datacenterscoped.DatacenterAndName; import org.jclouds.joyent.sdc.v6_5.domain.datacenterscoped.DatasetInDatacenter; import org.jclouds.joyent.sdc.v6_5.domain.datacenterscoped.MachineInDatacenter; import org.jclouds.joyent.sdc.v6_5.domain.datacenterscoped.PackageInDatacenter; import org.jclouds.util.Iterables2; import com.google.common.annotations.VisibleForTesting; import com.google.common.base.Function; import com.google.common.base.Supplier; import com.google.common.base.Suppliers; import com.google.common.cache.CacheBuilder; import com.google.common.cache.CacheLoader; import com.google.common.cache.LoadingCache; import com.google.common.collect.ImmutableMap; import com.google.common.collect.Maps; import com.google.common.collect.Multimap; import com.google.inject.Injector; import com.google.inject.Provides; import com.google.inject.TypeLiteral; import com.google.inject.name.Names; /** * Module for building a compute service context for SDC * * @author Adrian Cole */ public class SDCComputeServiceContextModule extends ComputeServiceAdapterContextModule<MachineInDatacenter, PackageInDatacenter, DatasetInDatacenter, Location> { @SuppressWarnings("unchecked") @Override protected void configure() { super.configure(); bind(new TypeLiteral<ComputeServiceAdapter<MachineInDatacenter, PackageInDatacenter, DatasetInDatacenter, Location>>() { }).to(SDCComputeServiceAdapter.class); bind(new TypeLiteral<Function<MachineInDatacenter, NodeMetadata>>() { }).to(MachineInDatacenterToNodeMetadata.class); bind(new TypeLiteral<Function<DatasetInDatacenter, Image>>() { }).to(DatasetInDatacenterToImage.class); bind(new TypeLiteral<Function<Dataset, OperatingSystem>>() { }).to(DatasetToOperatingSystem.class); bind(new TypeLiteral<Function<PackageInDatacenter, Hardware>>() { }).to(PackageInDatacenterToHardware.class); // we aren't converting location from a provider-specific type bind(new TypeLiteral<Function<Location, Location>>() { }).to(Class.class.cast(IdentityFunction.class)); // how to figure out if a group in a datacenter is no longer in use bind(new TypeLiteral<Function<Set<? extends NodeMetadata>, Multimap<String, String>>>() { }).to(OrphanedGroupsByDatacenterId.class); bind(ComputeService.class).to(SDCComputeService.class); bind(TemplateOptions.class).to(SDCTemplateOptions.class); bind(CreateNodesWithGroupEncodedIntoNameThenAddToSet.class) .to(ApplySDCTemplateOptionsCreateNodesWithGroupEncodedIntoNameThenAddToSet.class); bind(new TypeLiteral<CacheLoader<DatacenterAndName, KeyAndPrivateKey>>() { }).to(CreateUniqueKey.class); } @Override protected TemplateOptions provideTemplateOptions(Injector injector, TemplateOptions options) { return options.as(SDCTemplateOptions.class).generateKey( injector.getInstance(com.google.inject.Key.get(boolean.class, Names.named(AUTOGENERATE_KEYS)))); } @Provides @Singleton protected LoadingCache<DatacenterAndName, KeyAndPrivateKey> keyMap( CacheLoader<DatacenterAndName, KeyAndPrivateKey> in) { return CacheBuilder.newBuilder().build(in); } @Provides @Singleton protected Supplier<Map<String, Location>> createLocationIndexedById( @Memoized Supplier<Set<? extends Location>> locations) { return Suppliers.compose(new Function<Set<? extends Location>, Map<String, Location>>() { @Override public Map<String, Location> apply(Set<? extends Location> arg0) { return Maps.uniqueIndex(Iterables2.concreteCopy(arg0), new Function<Location, String>() { @Override public String apply(Location arg0) { return arg0.getId(); } }); } }, locations); } @Provides @Singleton protected SecureRandom provideSecureRandom() { return new SecureRandom(); } @VisibleForTesting public static final Map<Machine.State, NodeMetadata.Status> toPortableNodeStatus = ImmutableMap.<Machine.State, NodeMetadata.Status>builder() .put(Machine.State.PROVISIONING, NodeMetadata.Status.PENDING) .put(Machine.State.RUNNING, NodeMetadata.Status.RUNNING) .put(Machine.State.STOPPING, NodeMetadata.Status.PENDING) .put(Machine.State.OFFLINE, NodeMetadata.Status.PENDING) .put(Machine.State.STOPPED, NodeMetadata.Status.SUSPENDED) .put(Machine.State.DELETED, NodeMetadata.Status.TERMINATED) .put(Machine.State.UNRECOGNIZED, NodeMetadata.Status.UNRECOGNIZED).build(); @Singleton @Provides protected Map<Machine.State, NodeMetadata.Status> toPortableNodeStatus() { return toPortableNodeStatus; } }