org.apache.catalina.util.ToStringUtil Maven / Gradle / Ivy
/*
* 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.catalina.util;
import org.apache.catalina.Contained;
import org.apache.catalina.Container;
import org.apache.catalina.Manager;
/**
* Utility class used to help generate return values for calls to
* {@link Object#toString()}.
*/
public class ToStringUtil {
private ToStringUtil() {
// Utility class. Hide default constructor
}
public static final String toString(Contained contained) {
return toString(contained, contained.getContainer());
}
public static final String toString(Object obj, Container container) {
return containedToString(obj, container, "Container");
}
public static final String toString(Object obj, Manager manager) {
return containedToString(obj, manager, "Manager");
}
private static String containedToString(Object contained, Object container,
String containerTypeName) {
StringBuilder sb = new StringBuilder(contained.getClass().getSimpleName());
sb.append('[');
if (container == null) {
sb.append(containerTypeName);
sb.append(" is null");
} else {
sb.append(container.toString());
}
sb.append(']');
return sb.toString();
}
}