46 lines
1.6 KiB
Java
46 lines
1.6 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.tomcat.dbcp.pool2;
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/**
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* A base class for common functionality.
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*
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* @since 2.4.3
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*/
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public abstract class BaseObject {
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@Override
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public String toString() {
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final StringBuilder builder = new StringBuilder();
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builder.append(getClass().getSimpleName());
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builder.append(" [");
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toStringAppendFields(builder);
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builder.append("]");
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return builder.toString();
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}
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/**
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* Used by sub-classes to include the fields defined by the sub-class in the
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* {@link #toString()} output.
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*
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* @param builder Field names and values are appended to this object
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*/
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protected void toStringAppendFields(final StringBuilder builder) {
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// do nothing by default, needed for b/w compatibility.
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}
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}
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