52 lines
1.4 KiB
Java
52 lines
1.4 KiB
Java
/*
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* Copyright 2023 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://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 java;
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/**
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* BestPractices class
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*
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* @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
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* @since 1.0
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*/
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public class BestPractices {
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private final String ip = "127.0.0.1"; // not recommended
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private StringBuffer buffer; // potential memory leak as an instance variable;
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private String[] x;
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void bar(int a) {
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switch (a) {
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case 1: // do something
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break;
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default: // the default case should be last, by convention
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break;
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case 2:
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break;
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}
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}
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public void foo(String[] param) {
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// Don't do this, make a copy of the array at least
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this.x = param;
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}
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private void greet(String name) {
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name = name.trim();
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System.out.println("Hello " + name);
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}
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}
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