/jboss-as-7.1.1.Final/logging/src/main/java/org/jboss/as/logging/validators/LogLevelValidator.java
Java | 132 lines | 88 code | 16 blank | 28 comment | 6 complexity | 7dcdf1496ba270a0d7e04dab20d7c5c4 MD5 | raw file
Possible License(s): LGPL-2.1, Apache-2.0
- /*
- * 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.logging.validators;
- import static org.jboss.as.logging.LoggingMessages.MESSAGES;
- import java.util.ArrayList;
- import java.util.Arrays;
- import java.util.Collections;
- import java.util.Comparator;
- import java.util.List;
- import java.util.logging.Level;
- import org.jboss.as.controller.OperationFailedException;
- import org.jboss.as.controller.operations.validation.AllowedValuesValidator;
- import org.jboss.as.controller.operations.validation.ModelTypeValidator;
- import org.jboss.as.logging.util.ModelParser;
- import org.jboss.dmr.ModelNode;
- import org.jboss.dmr.ModelType;
- /**
- * Checks the value to see if it's a valid {@link Level}.
- * <p/>
- * Date: 13.07.2011
- *
- * @author <a href="mailto:jperkins@redhat.com">James R. Perkins</a>
- */
- public final class LogLevelValidator extends ModelTypeValidator implements AllowedValuesValidator {
- private static final Level[] LEVELS = {
- org.jboss.logmanager.Level.ALL,
- org.jboss.logmanager.Level.CONFIG,
- org.jboss.logmanager.Level.DEBUG,
- org.jboss.logmanager.Level.ERROR,
- org.jboss.logmanager.Level.FATAL,
- org.jboss.logmanager.Level.FINE,
- org.jboss.logmanager.Level.FINER,
- org.jboss.logmanager.Level.FINEST,
- org.jboss.logmanager.Level.INFO,
- org.jboss.logmanager.Level.OFF,
- org.jboss.logmanager.Level.TRACE,
- org.jboss.logmanager.Level.WARN,
- org.jboss.logmanager.Level.WARNING
- };
- private final List<Level> allowedValues;
- private final List<ModelNode> nodeValues;
- public LogLevelValidator(final boolean nullable) {
- this(nullable, false);
- }
- public LogLevelValidator(final boolean nullable, final Level... levels) {
- this(nullable, false, levels);
- }
- public LogLevelValidator(final boolean nullable, final boolean allowExpressions) {
- this(nullable, allowExpressions, LEVELS);
- }
- public LogLevelValidator(final boolean nullable, final boolean allowExpressions, final Level... levels) {
- super(ModelType.STRING, nullable, allowExpressions);
- allowedValues = Arrays.asList(levels);
- Collections.sort(allowedValues, LevelComparator.INSTANCE);
- nodeValues = new ArrayList<ModelNode>(allowedValues.size());
- for (Level level : allowedValues) {
- nodeValues.add(new ModelNode().set(level.getName()));
- }
- }
- @Override
- public void validateParameter(final String parameterName, final ModelNode value) throws OperationFailedException {
- super.validateParameter(parameterName, value);
- if (value.isDefined()) {
- final String levelString = value.asString();
- try {
- final Level level = ModelParser.parseLevel(value);
- if (!allowedValues.contains(level)) {
- throw new OperationFailedException(new ModelNode().set(MESSAGES.invalidLogLevel(levelString)));
- }
- } catch (IllegalArgumentException e) {
- throw new OperationFailedException(new ModelNode().set(MESSAGES.invalidLogLevel(levelString)));
- }
- }
- }
- @Override
- public List<ModelNode> getAllowedValues() {
- return nodeValues;
- }
- private static class LevelComparator implements Comparator<Level> {
- static final int EQUAL = 0;
- static final int LESS = -1;
- static final int GREATER = 1;
- static final LevelComparator INSTANCE = new LevelComparator();
- @Override
- public int compare(final Level o1, final Level o2) {
- int result = EQUAL;
- final int left = o1.intValue();
- final int right = o2.intValue();
- if (left < right) {
- result = LESS;
- } else if (left > right) {
- result = GREATER;
- }
- return result;
- }
- }
- }