/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF 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.management;
import com.google.common.base.Charsets;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableSet;
import com.google.common.io.Closeables;
import org.jclouds.ContextBuilder;
import org.jclouds.apis.Apis;
import org.jclouds.codec.ToApiMetadata;
import org.jclouds.codec.ToContext;
import org.jclouds.codec.ToProvider;
import org.jclouds.javax.annotation.Nullable;
import org.jclouds.management.config.ManagementLifecycle;
import org.jclouds.management.internal.BaseManagementContext;
import org.jclouds.providers.Providers;
import org.jclouds.representations.ApiMetadata;
import org.jclouds.representations.Context;
import org.jclouds.representations.ProviderMetadata;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.Properties;
import static com.google.common.collect.Iterables.transform;
/**
* Core Jclouds MBean for displaying available {@link org.jclouds.representations.ApiMetadata}, {@link org.jclouds.representations.ProviderMetadata} and {@link org.jclouds.representations.Context}s.
* Also useful for creating contexts.
*/
public class JcloudsManagement implements JcloudsManagementMBean, ManagedBean {
private final ManagementContext managementContext;
public JcloudsManagement() {
this(BaseManagementContext.INSTANCE);
}
public JcloudsManagement(ManagementContext managementContext) {
this.managementContext = managementContext;
}
@Override
public Iterable<ApiMetadata> getApis() {
return ImmutableSet.<ApiMetadata>builder()
.addAll(transform(Apis.all(), ToApiMetadata.INSTANCE))
.build();
}
@Override
public ApiMetadata findApiById(String id) {
return ToApiMetadata.INSTANCE.apply(Apis.withId(id));
}
@Override
public Iterable<ProviderMetadata> getProviders() {
return ImmutableSet.<ProviderMetadata>builder()
.addAll(transform(Providers.all(), ToProvider.INSTANCE))
.build();
}
@Override
public ProviderMetadata findProviderById(String id) {
return ToProvider.INSTANCE.apply(Providers.withId(id));
}
@Override
public Iterable<Context> getContexts() {
return ImmutableSet.<Context>builder()
.addAll(transform(managementContext.listContexts(), ToContext.INSTANCE))
.build();
}
@Override
public Context createContext(String id, String name, String identity, String credential, String endpoint, String overrides) throws IOException {
return ToContext.INSTANCE.apply(
ContextBuilder.newBuilder(id).name(name).credentials(identity, credential).endpoint(endpoint)
.modules(ImmutableSet.of(new ManagementLifecycle(BaseManagementContext.INSTANCE)))
.overrides(stringToProperties(overrides))
.build()
);
}
/**
* {@inheritDoc}
*/
@Override
public String getType() {
return "management";
}
/**
* Parses the String into a {@link Properties} object.
* The String is expected to separated key from valus using the '=' sign and key/value pairs with a new line.
* @param input
* @return
* @throws IOException
*/
private static Properties stringToProperties(@Nullable String input) throws IOException {
Properties properties = new Properties();
if (!Strings.isNullOrEmpty(input)) {
ByteArrayInputStream bis = null;
try {
bis = new ByteArrayInputStream(input.getBytes(Charsets.UTF_8));
properties.load(bis);
} finally {
Closeables.close(bis, true);
}
}
return properties;
}
}