• Home
• se.kuseman.payloadbuilder
• payloadbuilder-api
• 1.6.0
• source code
• IDatasourceOptions.java

×

Project download

Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $

You can buy this project and download/modify it how often you want.

se.kuseman.payloadbuilder.api.catalog.IDatasourceOptions Maven / Gradle / Ivy

package se.kuseman.payloadbuilder.api.catalog;

import java.util.List;

import se.kuseman.payloadbuilder.api.QualifiedName;
import se.kuseman.payloadbuilder.api.execution.IExecutionContext;
import se.kuseman.payloadbuilder.api.execution.ValueVector;

/**
 * Definition of options provided to data sources. These are options within a WITH statement in table sources
 */
public interface IDatasourceOptions
{
    /** Return the vector batch size. This is simply a convenience method for {@link #getOption(String, IExecutionContext)} with option name batch_size */
    int getBatchSize(IExecutionContext context);

    /** Return value for provided option name. If no option found with provided name null is returned */
    default ValueVector getOption(QualifiedName name, IExecutionContext context)
    {
        for (Option option : getOptions())
        {
            if (option.getOption()
                    .equalsIgnoreCase(name))
            {
                return option.getValueExpression()
                        .eval(context);
            }
        }
        return null;
    }

    /** Return options */
    List getOptions();
}