59 lines
1.5 KiB
Java
59 lines
1.5 KiB
Java
package eu.dnetlib.openaire.common;
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import java.sql.Array;
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import java.sql.Connection;
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import java.sql.SQLException;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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import javax.persistence.AttributeConverter;
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import javax.persistence.Converter;
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import javax.sql.DataSource;
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import org.springframework.beans.BeansException;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.ApplicationContextAware;
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/**
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* Created by claudio on 05/07/2017.
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*/
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@Converter
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public class ConverterTextArray implements AttributeConverter<List<String>, Array>, ApplicationContextAware {
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private ApplicationContext applicationContext;
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@Override
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public Array convertToDatabaseColumn(List<String> attribute) {
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final Map<String, DataSource> datasources = applicationContext.getBeansOfType(DataSource.class);
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DataSource source = datasources.values().stream().findFirst().get();
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try {
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Connection conn = source.getConnection();
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return conn.createArrayOf("text", attribute.toArray());
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} catch (SQLException e) {
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e.printStackTrace();
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}
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return null;
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}
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@Override
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public List<String> convertToEntityAttribute(Array dbData) {
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try {
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return Arrays.stream((Object[]) dbData.getArray()).map(d -> (String) d).collect(Collectors.toList());
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} catch (SQLException e) {
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e.printStackTrace();
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return null;
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}
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}
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@Override
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public void setApplicationContext(final ApplicationContext applicationContext) throws BeansException {
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this.applicationContext = applicationContext;
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}
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}
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