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/*
 * 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.
 *
 * Other licenses:
 * -----------------------------------------------------------------------------
 * Commercial licenses for this work are available. These replace the above
 * Apache-2.0 license and offer limited warranties, support, maintenance, and
 * commercial database integrations.
 *
 * For more information, please visit: http://www.jooq.org/licenses
 *
 *
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 */
package org.jooq.impl;

import static org.jooq.SQLDialect.DEFAULT;
import static org.jooq.tools.StringUtils.defaultIfNull;

import org.jooq.Configuration;
import org.jooq.Meta;
import org.jooq.MetaProvider;
import org.jooq.SQLDialect;
import org.jooq.Source;


/**
 * A {@link MetaProvider} implementation that can handle different types of
 * {@link Source} content.
 *
 * @author Lukas Eder
 */
final class SourceMetaProvider implements MetaProvider {

    private final Configuration configuration;
    private final Source[]      sources;

    SourceMetaProvider(Configuration configuration, Source... sources) {
        this.configuration = configuration;
        this.sources = sources;
    }

    @Override
    public final Meta provide() {
        if (sources.length > 0) {
            String s = sources[0].readString();
            sources[0] = Source.of(s);

            // TODO: Implement more thorough and reusable "isXML()" check in MiniJAXB
            if (s.startsWith("