Example usage for org.springframework.data.jpa.mapping JpaMetamodelMappingContext JpaMetamodelMappingContext

Introduction

In this page you can find the example usage for org.springframework.data.jpa.mapping JpaMetamodelMappingContext JpaMetamodelMappingContext.

Prototype

public JpaMetamodelMappingContext(Set<Metamodel> models) 

Source Link

Document

Creates a new JPA Metamodel based MappingContext .

Usage

From source file:org.lightadmin.core.config.bootstrap.JpaMetamodelMappingContextFactoryBean.java

@Override
protected JpaMetamodelMappingContext createInstance() throws Exception {
    Metamodel metamodel = entityManager.getMetamodel();

    Set<ManagedType<?>> managedTypes = metamodel.getManagedTypes();
    Set<Class<?>> entitySources = new HashSet<Class<?>>(managedTypes.size());

    for (ManagedType<?> type : managedTypes) {

        Class<?> javaType = type.getJavaType();

        if (javaType != null) {
            entitySources.add(javaType);
        }/*from   ww  w. j  a  v  a  2 s .  com*/
    }

    Set<Metamodel> metaModelSet = new HashSet<>(Collections.singletonList(metamodel));
    JpaMetamodelMappingContext context = new JpaMetamodelMappingContext(metaModelSet);
    context.setInitialEntitySet(entitySources);
    context.initialize();

    return context;
}

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