1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 package net.jini.core.constraint;
20
21 /**
22 * The marker interface used to identify constraints for method invocations.
23 * Constraints are immutable and should be serializable.
24 * <p>
25 * An instance of this interface must implement {@link Object#equals
26 * Object.equals} to return <code>true</code> when passed a constraint that is
27 * equivalent in trust, content, and function, and to return <code>false</code>
28 * otherwise. That is, the <code>equals</code> method must be a sufficient
29 * substitute for
30 * {@link net.jini.security.proxytrust.TrustEquivalence#checkTrustEquivalence
31 * TrustEquivalence.checkTrustEquivalence}.
32 *
33 * @author Sun Microsystems, Inc.
34 * @since 2.0
35 */
36 public interface InvocationConstraint {
37 }