// Copyright 2010 Google Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package com.google.enterprise.connector.util.diffing; /** * Interface for constructing a {@link DocumentHandle} from its * {@link String} representation. * * @since 2.8 */ public interface DocumentHandleFactory { /** * Creates a {@link DocumentHandle} from its {@link String} * representation created using {@link DocumentHandle#toString()}. * This may not return {@code null}. * * @param stringForm the String representation of the DocumentHandle * @return the reconstituted {@link DocumentHandle} * @throws IllegalArgumentException if {@code stringForm} is not valid. */ DocumentHandle fromString(String stringForm); }