/*
* Sonatype Nexus (TM) Open Source Version
* Copyright (c) 2007-2014 Sonatype, Inc.
* All rights reserved. Includes the third-party code listed at http://links.sonatype.com/products/nexus/oss/attributions.
*
* This program and the accompanying materials are made available under the terms of the Eclipse Public License Version 1.0,
* which accompanies this distribution and is available at http://www.eclipse.org/legal/epl-v10.html.
*
* Sonatype Nexus (TM) Professional Version is available from Sonatype, Inc. "Sonatype" and "Sonatype Nexus" are trademarks
* of Sonatype, Inc. Apache Maven is a trademark of the Apache Software Foundation. M2eclipse is a trademark of the
* Eclipse Foundation. All other trademarks are the property of their respective owners.
*/
package org.sonatype.nexus.capability.validator;
import java.util.Map;
import javax.inject.Inject;
import org.sonatype.nexus.capability.ValidationResult;
import org.sonatype.nexus.capability.Validator;
import org.sonatype.nexus.capability.support.validator.DefaultValidationResult;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
/**
* Logical AND between {@link Validator}s.
*
* @since capabilities 2.0
*/
public class ConjunctionValidator
implements Validator
{
private final Validator[] validators;
@Inject
public ConjunctionValidator(final Validator... validators) {
this.validators = checkNotNull(validators);
checkArgument(validators.length > 0, "There must be at least one validator");
for (final Validator validator : validators) {
checkNotNull(validator);
}
}
@Override
public ValidationResult validate(final Map<String, String> properties) {
final DefaultValidationResult result = new DefaultValidationResult();
for (final Validator validator : validators) {
final ValidationResult validationResult = validator.validate(properties);
if (!validationResult.isValid()) {
result.add(validationResult.violations());
}
}
if(result.isValid())
{
return ValidationResult.VALID;
}
return result;
}
@Override
public String explainValid() {
final StringBuilder sb = new StringBuilder();
sb.append("All of following are valid: ");
for (final Validator validator : validators) {
if (sb.length() > 0) {
sb.append(" AND ");
}
sb.append(validator.explainValid());
}
return sb.toString();
}
@Override
public String explainInvalid() {
final StringBuilder sb = new StringBuilder();
sb.append("One of following is invalid: ");
for (final Validator validator : validators) {
if (sb.length() > 0) {
sb.append(" OR ");
}
sb.append(validator.explainValid());
}
return sb.toString();
}
}