core/src/main/java/org/apache/james/mime4j/stream/MutableBodyDescriptor.java

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package org.apache.james.mime4j.stream;

import org.apache.james.mime4j.MimeException;

/**
 * Adds mutator.
 */
public interface MutableBodyDescriptor extends BodyDescriptor {

    /**
     * Adds a field to the body descriptor.
     * @param field the MIME field.
     * 
     * @return null or an elaborated field representing the same data.
     */
    Field addField(RawField field) throws MimeException;
    
    MutableBodyDescriptor newChild();

}