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/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, 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.util.List;
import org.jboss.as.cli.CommandContext;
import org.jboss.as.cli.CommandFormatException;
import org.jboss.as.cli.CommandLineCompleter;
import org.jboss.as.cli.Util;
import org.jboss.as.cli.operation.ParsedOperationRequestHeader;
/**
*
* @author Alexey Loubyansky
*/
public class RolloutPlanCompleter implements CommandLineCompleter {
public static final RolloutPlanCompleter INSTANCE = new RolloutPlanCompleter();
private static final DefaultOperationRequestAddress address = new DefaultOperationRequestAddress();
static {
address.toNode(Util.MANAGEMENT_CLIENT_CONTENT, Util.ROLLOUT_PLANS);
}
private final DefaultCallbackHandler parsedOp = new DefaultCallbackHandler();
/* (non-Javadoc)
* @see org.jboss.as.cli.CommandLineCompleter#complete(org.jboss.as.cli.CommandContext, java.lang.String, int, java.util.List)
*/
@Override
public int complete(CommandContext ctx, String buffer, int cursor, List candidates) {
if(!ctx.isDomainMode()) {
return -1;
}
if(buffer.isEmpty()) {
candidates.add("{rollout");
return 0;
}
try {
parsedOp.parseOperation(null, buffer);
} catch (CommandFormatException e) {
return -1;
}
if(parsedOp.isRequestComplete()) {
return -1;
}
if(parsedOp.endsOnHeaderListStart() || parsedOp.endsOnHeaderSeparator()) {
candidates.add("rollout");
return parsedOp.getLastSeparatorIndex() + 1;
}
if(parsedOp.getLastHeader() == null) {
if(ctx.getParsedCommandLine().getOriginalLine().endsWith(" ") /* '{rollout ' */) {
final String originalLine = ctx.getParsedCommandLine().getOriginalLine();
int bufferIndex = originalLine.lastIndexOf(buffer);
if(bufferIndex == -1) { // that's illegal state
return -1;
}
candidates.add("id=");
candidates.addAll(Util.getServerGroups(ctx.getModelControllerClient()));
return originalLine.length() - bufferIndex;
}
return buffer.length();
}
final ParsedOperationRequestHeader lastHeader = parsedOp.getLastHeader();
if(!(lastHeader instanceof ParsedRolloutPlanHeader)) {
throw new IllegalStateException("Expected " + ParsedRolloutPlanHeader.class + " but got " + lastHeader.getName() + " of " + lastHeader);
}
final ParsedRolloutPlanHeader rollout = (ParsedRolloutPlanHeader) lastHeader;
if(rollout.endsOnPlanIdValueSeparator()) {
candidates.addAll(Util.getNodeNames(ctx.getModelControllerClient(), address, Util.ROLLOUT_PLAN));
return rollout.getLastSeparatorIndex() + 1;
}
final String planRef = rollout.getPlanRef();
if(planRef != null) {
final List nodeNames = Util.getNodeNames(ctx.getModelControllerClient(), address, Util.ROLLOUT_PLAN);
for(String name : nodeNames) {
if(name.startsWith(planRef)) {
candidates.add(name);
}
}
return rollout.getLastChunkIndex();
}
if(rollout.hasProperties()) {
final String lastName = rollout.getLastPropertyName();
if(Util.ROLLBACK_ACROSS_GROUPS.startsWith(lastName)) {
candidates.add(Util.ROLLBACK_ACROSS_GROUPS);
}
return rollout.getLastChunkIndex();
}
if(rollout.endsOnGroupSeparator()) {
final List serverGroups = Util.getServerGroups(ctx.getModelControllerClient());
for(String group : serverGroups) {
if(!rollout.containsGroup(group)) {
candidates.add(group);
}
}
return buffer.length();
}
final SingleRolloutPlanGroup lastGroup = rollout.getLastGroup();
if(lastGroup == null) {
return -1;
}
if(lastGroup.endsOnPropertyListEnd()) {
candidates.add("^");
candidates.add(",");
if(Character.isWhitespace(buffer.charAt(buffer.length() - 1))) {
// header properties
candidates.add(Util.ROLLBACK_ACROSS_GROUPS);
}
candidates.add(";");
candidates.add("}");
return buffer.length();
}
if(lastGroup.endsOnPropertyListStart()) {
candidates.add(Util.MAX_FAILED_SERVERS + '=');
candidates.add(Util.MAX_FAILURE_PERCENTAGE + '=');
candidates.add(Util.ROLLING_TO_SERVERS + '=');
return buffer.length();
}
if(lastGroup.hasProperties()) {
final String propValue = lastGroup.getLastPropertyValue();
if(propValue != null) {
if(Util.TRUE.startsWith(propValue)) {
candidates.add(Util.TRUE);
} else if(Util.FALSE.startsWith(propValue)) {
candidates.add(Util.FALSE);
} else {
return buffer.length();
}
} else if(lastGroup.endsOnPropertyValueSeparator()) {
if(Util.ROLLING_TO_SERVERS.equals(lastGroup.getLastPropertyName())) {
candidates.add(Util.FALSE);
candidates.add(Util.TRUE);
}
return buffer.length();
} else if(lastGroup.endsOnPropertySeparator()) {
if(!lastGroup.hasProperty(Util.MAX_FAILED_SERVERS)) {
candidates.add(Util.MAX_FAILED_SERVERS + '=');
}
if(!lastGroup.hasProperty(Util.MAX_FAILURE_PERCENTAGE)) {
candidates.add(Util.MAX_FAILURE_PERCENTAGE + '=');
}
if(!lastGroup.hasProperty(Util.ROLLING_TO_SERVERS)) {
candidates.add(Util.ROLLING_TO_SERVERS + '=');
}
return lastGroup.getLastSeparatorIndex() + 1;
} else {
final String propName = lastGroup.getLastPropertyName();
if(Util.MAX_FAILED_SERVERS.startsWith(propName)) {
candidates.add(Util.MAX_FAILED_SERVERS + '=');
}
if(Util.MAX_FAILURE_PERCENTAGE.startsWith(propName)) {
candidates.add(Util.MAX_FAILURE_PERCENTAGE + '=');
} else if(Util.ROLLING_TO_SERVERS.startsWith(propName)) {
candidates.add(Util.ROLLING_TO_SERVERS + '=');
}
}
return lastGroup.getLastChunkIndex();
}
if(Character.isWhitespace(buffer.charAt(buffer.length() - 1))) {
candidates.add("(");
candidates.add("^");
candidates.add(",");
// header propersties
candidates.add(Util.ROLLBACK_ACROSS_GROUPS);
candidates.add(";");
candidates.add("}");
return buffer.length();
}
int result = lastGroup.getLastChunkIndex();
final String groupName = lastGroup.getGroupName();
final List serverGroups = Util.getServerGroups(ctx.getModelControllerClient());
for(String group : serverGroups) {
if(group.startsWith(groupName)) {
candidates.add(group);
}
}
if(Util.ID.startsWith(groupName)) {
candidates.add("id=");
} else {
if (candidates.size() == 1) {
final String group = candidates.get(0);
candidates.set(0, group + '(');
candidates.add(group + ',');
candidates.add(group + '^');
candidates.add(group + ';');
candidates.add(group + '}');
}
}
return result;
}
}
