/*
* Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*/
package org.opendaylight.yangtools.yang.model.util;
import com.google.common.base.MoreObjects;
import com.google.common.base.Preconditions;
import java.util.Objects;
import java.util.Optional;
import org.opendaylight.yangtools.concepts.Immutable;
import org.opendaylight.yangtools.yang.model.api.type.ModifierKind;
import org.opendaylight.yangtools.yang.model.api.type.PatternConstraint;
/**
* {@link Immutable} implementation of {@link PatternConstraint}.
*
*
* Creates an instance of Range constraint based on supplied parameters with
* additional behaviour:
*
* - {@link PatternConstraint#getErrorAppTag()} returns
*
invalid-regular-expression
*
*/
final class PatternConstraintImpl implements PatternConstraint, Immutable {
private final String regex;
private final String description;
private final String reference;
private final String errorAppTag;
private final String errorMessage;
private final ModifierKind modifier;
PatternConstraintImpl(final String regex, final Optional description, final Optional reference) {
this(regex, description, reference, null, null, Optional.empty());
}
PatternConstraintImpl(final String regex, final Optional description, final Optional reference,
final String errorAppTag, final String errorMessage, final Optional modifier) {
this.regex = Preconditions.checkNotNull(regex, "regex must not be null.");
this.description = description.orElse(null);
this.reference = reference.orElse(null);
this.errorAppTag = errorAppTag != null ? errorAppTag : "invalid-regular-expression";
this.errorMessage = errorMessage;
this.modifier = modifier.orElse(null);
}
@Override
public Optional getDescription() {
return Optional.ofNullable(description);
}
@Override
public Optional getErrorAppTag() {
return Optional.ofNullable(errorAppTag);
}
@Override
public Optional getErrorMessage() {
return Optional.ofNullable(errorMessage);
}
@Override
public Optional getReference() {
return Optional.ofNullable(reference);
}
@Override
public String getJavaPatternString() {
return regex;
}
@Override
public String getRegularExpressionString() {
throw new UnsupportedOperationException();
}
@Override
public Optional getModifier() {
return Optional.ofNullable(modifier);
}
@Override
public int hashCode() {
return Objects.hash(description, errorAppTag, errorMessage, reference, regex, modifier);
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof PatternConstraintImpl)) {
return false;
}
final PatternConstraintImpl other = (PatternConstraintImpl) obj;
return Objects.equals(description, other.description) && Objects.equals(errorAppTag, other.errorAppTag)
&& Objects.equals(errorMessage, other.errorMessage) && Objects.equals(reference, other.reference)
&& Objects.equals(regex, other.regex) && Objects.equals(modifier, other.modifier);
}
@Override
public String toString() {
return MoreObjects.toStringHelper(this).omitNullValues().add("regex", regex).add("description", description)
.add("reference", reference).add("errorAppTag", errorAppTag).add("errorMessage", errorMessage)
.add("modifier", modifier).toString();
}
}