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• NamingStrategy.java

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com.datastax.driver.mapping.NamingStrategy Maven / Gradle / Ivy

/*
 * Copyright DataStax, Inc.
 *
 * This software can be used solely with DataStax Enterprise. Please consult the license at
 * http://www.datastax.com/terms/datastax-dse-driver-license-terms
 */
package com.datastax.driver.mapping;

import com.datastax.driver.mapping.annotations.Column;
import com.datastax.driver.mapping.annotations.Field;

/**
 * Determines how Java property names are translated to Cassandra column/field names for a mapped
 * class.
 *
 * 
This will be used for any property that doesn't have an explicit name provided (via a {@link
 * Column} or {@link Field} annotation).
 *
 * 
If you need to implement your own strategy, the most straightforward approach is to build a
 * {@link DefaultNamingStrategy#DefaultNamingStrategy(NamingConvention, NamingConvention)
 * DefaultNamingStrategy with explicit naming conventions}.
 */
public interface NamingStrategy {

  /**
   * Infers a Cassandra column/field name from a Java property name.
   *
   * @param javaPropertyName the name of the Java property. Depending on the {@link
   *     DefaultPropertyMapper#setPropertyAccessStrategy(PropertyAccessStrategy) property access
   *     strategy}, this might the name of the Java field, or be inferred from a getter/setter based
   *     on the usual Java beans conventions.
   * @return the name of the Cassandra column or field. If you want the mapping to be
   *     case-insensitive, this should be in lower case.
   */
  String toCassandraName(String javaPropertyName);
}