com.glaf.jbpm.assignment.AssignableHelper.java Source code

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/*
 * 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 com.glaf.jbpm.assignment;

import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.util.StringTokenizer;

import org.apache.commons.lang3.StringUtils;
import org.jbpm.taskmgmt.exe.Assignable;

import com.glaf.core.identity.User;

public class AssignableHelper {

    public AssignableHelper() {

    }

    public void setActors(Assignable assignable, String actorId) {
        if (StringUtils.isEmpty(actorId)) {
            throw new RuntimeException(" actorId is null ");
        }
        if (actorId.indexOf(",") > 0) {
            Set<String> actorIds = new HashSet<String>();
            StringTokenizer token = new StringTokenizer(actorId, ",");
            while (token.hasMoreTokens()) {
                String elem = token.nextToken();
                if (StringUtils.isNotEmpty(elem)) {
                    actorIds.add(elem);
                }
            }
            if (actorIds.size() > 0) {
                int i = 0;
                String[] users = new String[actorIds.size()];
                Iterator<String> iterator = actorIds.iterator();
                while (iterator.hasNext()) {
                    users[i++] = iterator.next();
                }
                assignable.setPooledActors(users);
            }
        } else {
            assignable.setActorId(actorId);
        }
    }

    public void setActors(Assignable assignable, Set<String> actorIds) {
        if (actorIds != null && actorIds.size() > 0) {
            if (actorIds.size() == 1) {
                assignable.setActorId(actorIds.iterator().next());
            } else {
                int i = 0;
                String[] users = new String[actorIds.size()];
                Iterator<String> iterator = actorIds.iterator();
                while (iterator.hasNext()) {
                    users[i++] = iterator.next();
                }
                assignable.setPooledActors(users);
            }
        } else {
            throw new RuntimeException(" actorIds is null ");
        }
    }

    public String populateActorId(Object obj) {
        String actorId = null;
        if (obj instanceof String) {
            actorId = (String) obj;
        } else if (obj instanceof User) {
            User user = (User) obj;
            actorId = user.getActorId();
        } else {
            throw new RuntimeException(
                    "actor object must instanceof String, com.glaf.jbpm.actor.Actor or com.glaf.jbpm.actor.User");
        }
        return actorId;
    }

}