PropertyHolder.java

/*
 *    Copyright 2006-2026 the original author or authors.
 *
 *    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
 *
 *       https://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 org.mybatis.generator.config;

import java.util.Map;
import java.util.Properties;

import org.jspecify.annotations.Nullable;

public abstract class PropertyHolder {
    private final Properties properties;

    protected PropertyHolder(AbstractBuilder<?> builder) {
        properties = new Properties();
        properties.putAll(builder.properties);
    }

    public @Nullable String getProperty(String name) {
        return properties.getProperty(name);
    }

    public Properties getProperties() {
        return properties;
    }

    public abstract static class AbstractBuilder<T extends AbstractBuilder<T>> {
        private final Properties properties = new Properties();

        @SuppressWarnings("UnusedReturnValue")
        public T withProperty(Property property) {
            properties.setProperty(property.name(), property.value());
            return getThis();
        }

        public T withProperties(Map<Object, Object> properties) {
            this.properties.putAll(properties);
            return getThis();
        }

        protected abstract T getThis();
    }
}