com.codingapi.txlcn.tc.config.DependenciesImportSelector Maven / Gradle / Ivy

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/*
 * Copyright 2017-2019 CodingApi .
 *
 * 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 com.codingapi.txlcn.tc.config;

import com.codingapi.txlcn.tc.core.transaction.txc.TxcConfiguration;
import org.springframework.context.annotation.ImportSelector;
import org.springframework.core.type.AnnotationMetadata;
import org.springframework.lang.NonNull;

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

/**
 * Description:
 * Date: 1/19/19
 *
 * @author ujued
 */
public class DependenciesImportSelector implements ImportSelector {

    /**
     * resolve the spi classes
     *
     * @param importingClassMetadata importingClassMetadata
     * @return spi classes
     */
    @Override
    @NonNull
    public String[] selectImports(@NonNull AnnotationMetadata importingClassMetadata) {
        boolean enabledTxc = Boolean.valueOf(
                Objects.requireNonNull(
                        importingClassMetadata.getAnnotationAttributes(EnableDistributedTransaction.class.getName()))
                        .get("enableTxc").toString());
        List importClasses = new ArrayList<>();
        importClasses.add("com.codingapi.txlcn.txmsg.MessageConfiguration");
        if (enabledTxc) {
            importClasses.add(TxcConfiguration.class.getName());
        }
        return importClasses.toArray(new String[0]);
    }
}