com.google.protobuf.OneofInfo Maven / Gradle / Ivy
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
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package com.google.protobuf;
import java.lang.reflect.Field;
/** Information for a oneof within a protobuf message. */
// TODO(nathanmittler): make this private once all of experimental code is migrated to protobuf.
@ExperimentalApi
@CheckReturnValue
final class OneofInfo {
private final int id;
private final Field caseField;
private final Field valueField;
public OneofInfo(int id, Field caseField, Field valueField) {
this.id = id;
this.caseField = caseField;
this.valueField = valueField;
}
/**
* Returns the unique identifier of the oneof within the message. This is really just an index
* starting at zero.
*/
public int getId() {
return id;
}
/** The {@code int} field containing the field number of the currently active member. */
public Field getCaseField() {
return caseField;
}
/** The {@link Object} field containing the value of the currently active member. */
public Field getValueField() {
return valueField;
}
}