01 /* Licensed to the Apache Software Foundation (ASF) under one
02 * or more contributor license agreements. See the NOTICE file
03 * distributed with this work for additional information
04 * regarding copyright ownership. The ASF licenses this file
05 * to you under the Apache License, Version 2.0 (the
06 * "License"); you may not use this file except in compliance
07 * with the License. You may obtain a copy of the License at
08 *
09 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing,
12 * software distributed under the License is distributed on an
13 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14 * KIND, either express or implied. See the License for the
15 * specific language governing permissions and limitations
16 * under the License.
17 */
18 package org.apache.qpid.filter;
19
20 import org.apache.qpid.QpidException;
21 import org.apache.qpid.client.message.AbstractJMSMessage;
22
23
24 /**
25 * A BooleanExpression is an expression that always
26 * produces a Boolean result.
27 */
28 public interface BooleanExpression extends Expression
29 {
30
31 public boolean matches(AbstractJMSMessage message) throws QpidException;
32
33 }
|