net.java.ao.ParameterMetadataCachingPreparedStatement Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of activeobjects Show documentation

This is the full Active Objects library, if you don't know which one to use, you probably want this one.

The newest version!

package net.java.ao;

import java.sql.ParameterMetaData;
import java.sql.PreparedStatement;
import java.sql.SQLException;

/**
 * A prepared statement that caches parameter metadata.
 */
public class ParameterMetadataCachingPreparedStatement extends ForwardingPreparedStatement {
    private ParameterMetaData parameterMetaData;

    ParameterMetadataCachingPreparedStatement(PreparedStatement statement) {
        super(statement);
    }

    @Override
    public ParameterMetaData getParameterMetaData() throws SQLException {
        if (parameterMetaData == null) {
            parameterMetaData = statement.getParameterMetaData();
        }
        return parameterMetaData;
    }
}