/*
* JBoss, Home of Professional Open Source.
* Copyright 2016, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.cli.operation.impl;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.jboss.as.cli.CommandContext;
import org.jboss.as.cli.CommandFormatException;
import org.jboss.as.cli.Util;
import org.jboss.as.cli.impl.DefaultCompleter;
import org.jboss.as.cli.operation.OperationFormatException;
import org.jboss.as.cli.operation.OperationRequestAddress;
import org.jboss.as.controller.client.ModelControllerClient;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.Property;
/**
*
* @author jdenise@redhat.com
*/
public class CapabilityReferenceCompleter extends DefaultCompleter {
// For testing purpose.
public CapabilityReferenceCompleter(CandidatesProvider provider) {
super(provider);
}
public CapabilityReferenceCompleter(OperationRequestAddress address, String staticPart) {
super((ctx) -> {
ModelNode mn;
try {
mn = toNode(address);
} catch (OperationFormatException ex) {
return Collections.emptyList();
}
return getCapabilityNames(ctx, mn, staticPart);
});
}
private static ModelNode toNode(OperationRequestAddress address) throws OperationFormatException {
if (address.isEmpty()) {
return new ModelNode();
}
ModelNode mn = new ModelNode();
Iterator<OperationRequestAddress.Node> iterator = address.iterator();
while (iterator.hasNext()) {
OperationRequestAddress.Node node = iterator.next();
if (node.getName() != null) {
ModelNode value = new ModelNode();
value.set(node.getName());
mn.add(new Property(node.getType(),value));
} else {
throw new OperationFormatException(
"The node name is not specified for type '"
+ node.getType() + "'");
}
}
return mn;
}
public List<String> getCapabilityReferenceNames(CommandContext ctx,
OperationRequestAddress address,
String staticPart) {
return getCapabilityNames(ctx, address, staticPart);
}
public static List<String> getCapabilityNames(CommandContext ctx,
OperationRequestAddress address,
String staticPart) {
ModelNode mn;
try {
mn = toNode(address);
} catch (OperationFormatException ex) {
return Collections.emptyList();
}
return getCapabilityNames(ctx, mn, staticPart);
}
private static List<String> getCapabilityNames(CommandContext ctx, ModelNode address,
String staticPart) {
if (ctx.getModelControllerClient() == null) {
return Collections.emptyList();
}
DefaultOperationRequestBuilder builder = new DefaultOperationRequestBuilder();
ModelNode request;
try {
if (ctx.isDomainMode()) {
// capabilities registry for each host contains host wide capabilities +
// all other capabilities in global and other scopes.
// So use the contextual host (if any) capabilities registry
// or use the one local to the server.
String host = null;
Property prop = address.get(0).asProperty();
if (prop.getName().equals(Util.HOST)) {
host = prop.getValue().asString();
} else {
ModelControllerClient client = ctx.getModelControllerClient();
ModelNode req = Util.buildRequest(ctx,
new DefaultOperationRequestAddress(),
Util.READ_ATTRIBUTE);
req.get(Util.NAME).set(Util.LOCAL_HOST_NAME);
ModelNode outcome = client.execute(req);
if (!Util.isSuccess(outcome) || !outcome.has(Util.RESULT)) {
return Collections.emptyList();
}
host = outcome.get(Util.RESULT).asString();
}
builder.addNode(Util.HOST, host);
}
builder.addNode(Util.CORE_SERVICE, Util.CAPABILITY_REGISTRY);
builder.setOperationName("suggest-capabilities");
builder.addProperty("name", staticPart);
request = builder.buildRequest();
request.get("dependent-address").set(address);
} catch (CommandFormatException | IOException e) {
Logger.getLogger(CapabilityReferenceCompleter.class.getName()).log(Level.FINE, null, e);
return Collections.emptyList();
}
List<String> lst = new ArrayList<>();
try {
ModelNode response = ctx.getModelControllerClient().execute(request);
if (Util.isSuccess(response)) {
ModelNode result = response.get(Util.RESULT);
if (result.isDefined()) {
for (ModelNode mn : result.asList()) {
lst.add(mn.asString());
}
}
}
} catch (IOException ex) {
Logger.getLogger(CapabilityReferenceCompleter.class.getName()).log(Level.FINE, null, ex);
return Collections.emptyList();
}
Collections.sort(lst);
return lst;
}
}