Example usage for org.springframework.integration.jpa.support JpaUtils getQueryString

Introduction

In this page you can find the example usage for org.springframework.integration.jpa.support JpaUtils getQueryString.

Prototype

public static String getQueryString(String template, String entityName) 

Source Link

Document

Returns the query string for the given class name.

Usage

From source file:org.springframework.integration.jpa.core.DefaultJpaOperations.java

@Override
public void deleteInBatch(Iterable<?> entities) {

    Assert.notNull(entities, "entities must not be null.");

    Iterator<?> iterator = entities.iterator();

    if (!iterator.hasNext()) {
        return;/*w  w  w. j av  a 2  s  .c om*/
    }

    Class<?> entityClass = null;

    for (Object object : entities) {
        if (entityClass == null) {
            entityClass = object.getClass();
        } else {
            if (entityClass != object.getClass()) {
                throw new IllegalArgumentException("entities must be of the same type.");
            }
        }
    }

    final String entityName = JpaUtils.getEntityName(entityManager, entityClass);
    final String queryString = JpaUtils.getQueryString(JpaUtils.DELETE_ALL_QUERY_STRING, entityName);

    JpaUtils.applyAndBind(queryString, entities, entityManager).executeUpdate();

}

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