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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 org.apache.geronimo.common;

/**
 * A problem with an EJB reference
 *
 * @version $Rev: 1144307 $ $Date: 2011-07-08 21:24:09 +0800 (Fri, 08 Jul 2011) $
 */
public class UnresolvedEJBRefException extends DeploymentException {
    private final String refName;
    private final boolean local;
    private final boolean session;
    private final String homeInterface;
    private final String beanInterface;

    public UnresolvedEJBRefException(String refName, boolean local, boolean session, String homeInterface,
                                     String beanInterface, boolean foundMultiple) {
        super(createMessage(refName, local, session, homeInterface, beanInterface, foundMultiple));
        this.refName = refName;
        this.local = local;
        this.session = session;
        this.homeInterface = homeInterface;
        this.beanInterface = beanInterface;
    }

    public String getRefName() {
        return refName;
    }

    public boolean isLocal() {
        return local;
    }

    public boolean isSession() {
        return session;
    }

    public String getHomeInterface() {
        return homeInterface;
    }

    public String getBeanInterface() {
        return beanInterface;
    }

    private static String createMessage(String refName, boolean local, boolean session, String homeInterface,
                                     String beanInterface, boolean foundMultiple) {
        StringBuilder msg = new StringBuilder();
        if (foundMultiple) {
            msg.append("Two or more EJBs were found");
        } else {
            msg.append("Could not find an EJB");
        }
        msg.append(" for reference ").append(refName).append(" to a ");
        msg.append((local ? "local " : "remote "));
        msg.append((session ? "session" : "entity"));

        msg.append(" bean that has the home interface ").append(homeInterface);
        msg.append(" and the ").append(local ? "local" : "remote");
        msg.append(" interface ").append(beanInterface);

        return msg.toString();
    }
}