migratedb.v1.core.api.MigrationPattern Maven / Gradle / Ivy

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/*
 * Copyright (C) Red Gate Software Ltd 2010-2021
 * Copyright 2022-2024 The MigrateDB contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package migratedb.v1.core.api;

import org.checkerframework.checker.nullness.qual.Nullable;

import java.util.List;
import java.util.Objects;

public final class MigrationPattern {
    private final String migrationName;

    public MigrationPattern(String migrationName) {
        this.migrationName = migrationName;
    }

    /**
     * @return {@code true} iff {@code patterns} is null/empty or one of them matches the {@code version}.
     */
    public static boolean anyMatchOrEmpty(Version version, @Nullable List patterns) {
        return patterns == null || patterns.isEmpty() ||
               patterns.stream().anyMatch(it -> it.matches(version, null));
    }

    /**
     * @return {@code true} iff {@code patterns} is null/empty or one of them matches the {@code description}.
     */
    public static boolean anyMatchOrEmpty(String description, @Nullable List patterns) {
        return patterns == null || patterns.isEmpty() ||
               patterns.stream().anyMatch(it -> it.matches(null, description));
    }

    public boolean matches(@Nullable Version version, @Nullable String description) {
        if (version != null) {
            String pattern = migrationName.replace("_", ".");
            return pattern.equals(version.toString());
        } else {
            String pattern = migrationName.replace("_", " ");
            return pattern.equals(description);
        }
    }

    /**
     * The migration name as passed to the constructor.
     */
    @Override
    public String toString() {
        return migrationName;
    }

    @Override
    public boolean equals(Object obj) {
        if (!(obj instanceof MigrationPattern)) {
            return false;
        }
        var other = (MigrationPattern) obj;
        return Objects.equals(migrationName, other.migrationName);
    }

    @Override
    public int hashCode() {
        return migrationName.hashCode();
    }
}