Java Code Examples for javax.persistence.ManyToMany#mappedBy()

The following examples show how to use javax.persistence.ManyToMany#mappedBy() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: JpaMetaFilter.java From crnk-framework with Apache License 2.0

6 votes

private String getMappedBy(MetaAttribute attr) {
    ManyToMany manyManyAnnotation = attr.getAnnotation(ManyToMany.class);
    OneToMany oneManyAnnotation = attr.getAnnotation(OneToMany.class);
    OneToOne oneOneAnnotation = attr.getAnnotation(OneToOne.class);
    String mappedBy = null;
    if (manyManyAnnotation != null) {
        mappedBy = manyManyAnnotation.mappedBy();
    }
    if (oneManyAnnotation != null) {
        mappedBy = oneManyAnnotation.mappedBy();
    }
    if (oneOneAnnotation != null) {
        mappedBy = oneOneAnnotation.mappedBy();
    }

    if (mappedBy != null && mappedBy.length() == 0) {
        mappedBy = null;
    }
    return mappedBy;
}

Example 2

Source File: PersistentAttributesHelper.java From lams with GNU General Public License v2.0

6 votes

private static String getMappedByFromAnnotation(CtField persistentField) {

		OneToOne oto = PersistentAttributesHelper.getAnnotation( persistentField, OneToOne.class );
		if ( oto != null ) {
			return oto.mappedBy();
		}

		OneToMany otm = PersistentAttributesHelper.getAnnotation( persistentField, OneToMany.class );
		if ( otm != null ) {
			return otm.mappedBy();
		}

		// For @ManyToOne associations, mappedBy must come from the @OneToMany side of the association

		ManyToMany mtm = PersistentAttributesHelper.getAnnotation( persistentField, ManyToMany.class );
		return mtm == null ? "" : mtm.mappedBy();
	}

Example 3

Source File: AbstractEntityMetaProvider.java From katharsis-framework with Apache License 2.0

6 votes

private String getMappedBy(MetaAttribute attr) {
	ManyToMany manyManyAnnotation = attr.getAnnotation(ManyToMany.class);
	OneToMany oneManyAnnotation = attr.getAnnotation(OneToMany.class);
	OneToOne oneOneAnnotation = attr.getAnnotation(OneToOne.class);
	String mappedBy = null;
	if (manyManyAnnotation != null) {
		mappedBy = manyManyAnnotation.mappedBy();
	}
	if (oneManyAnnotation != null) {
		mappedBy = oneManyAnnotation.mappedBy();
	}
	if (oneOneAnnotation != null) {
		mappedBy = oneOneAnnotation.mappedBy();
	}

	if (mappedBy != null && mappedBy.length() == 0) {
		mappedBy = null;
	}
	return mappedBy;
}