| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.ode.bpel.common; |
| |
| import java.io.Serializable; |
| import java.text.ParseException; |
| import java.util.*; |
| |
| import org.apache.ode.utils.ISO8601DateParser; |
| |
| /** |
| * Holds a filter that will get interpreted when listing BPEL events. |
| */ |
| public class BpelEventFilter extends Filter<BpelEventFilter.Criteria> implements |
| Serializable { |
| |
| private static final long serialVersionUID = 9999; |
| |
| private String _type; |
| |
| private List<Restriction<Date>> _tstampRestrictions = new ArrayList<Restriction<Date>>(); |
| |
| public int limit; |
| |
| /** |
| * Criteria that is available through this filter. |
| */ |
| enum Criteria { |
| /** Filter on event type. */ |
| TYPE { |
| void process(BpelEventFilter f, Restriction<String> r) { |
| f._type = r.value; |
| } |
| }, |
| |
| /** Filter on event timestamp. */ |
| TIMESTAMP { |
| void process(BpelEventFilter f, Restriction<String> r) { |
| try { |
| f._tstampRestrictions.add(new Restriction<Date>(r.originalKey, r.op, |
| ISO8601DateParser.parse(r.value))); |
| } catch (ParseException e) { |
| String errmsg = __msgs.msgISODateParseErr(TIMESTAMP.name(), r.value); |
| throw new IllegalArgumentException(errmsg, e); |
| } |
| } |
| }; |
| |
| abstract void process(BpelEventFilter f, Restriction<String> rest); |
| } |
| |
| /** |
| * Initializes properly the InstanceFilter attributes by pre-parsing the |
| * filter and orderKeys strings and setting the limit. A limit inferior than |
| * or equal to 0 is ignored. |
| * |
| * @param filter |
| */ |
| public BpelEventFilter(String filter, int limit) { |
| init(filter); |
| this.limit = limit; |
| } |
| |
| public String getTypeFilter() { |
| return _type; |
| } |
| |
| public List<Restriction<Date>> getTimestampFilter() { |
| return _tstampRestrictions; |
| } |
| |
| @Override |
| protected Criteria parseKey(String keyVal) { |
| return Criteria.valueOf(keyVal); |
| } |
| |
| @Override |
| protected Criteria[] getFilterKeys() { |
| return Criteria.values(); |
| } |
| |
| @Override |
| protected void process(Criteria key, Restriction<String> rest) { |
| key.process(this, rest); |
| } |
| |
| } |