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ANTLR Runtime Source Code
ANTLR is a powerful parser generator for multiple programming languages including Java.
ANTLR contains 2 major modules:
ANTLR Runtime Source Code files are provided in the distribution packge (antlr4-4.10.1.zip). You can download them at ANTLR Website.
You can also browse the source code below:
✍: FYIcenter
⏎ org/antlr/v4/runtime/misc/ObjectEqualityComparator.java
/* * Copyright (c) 2012-2017 The ANTLR Project. All rights reserved. * Use of this file is governed by the BSD 3-clause license that * can be found in the LICENSE.txt file in the project root. */ package org.antlr.v4.runtime.misc; /** * This default implementation of {@link EqualityComparator} uses object equality * for comparisons by calling {@link Object#hashCode} and {@link Object#equals}. * * @author Sam Harwell */ public final class ObjectEqualityComparator extends AbstractEqualityComparator<Object> { public static final ObjectEqualityComparator INSTANCE = new ObjectEqualityComparator(); /** * {@inheritDoc} * * <p>This implementation returns * {@code obj.}{@link Object#hashCode hashCode()}.</p> */ @Override public int hashCode(Object obj) { if (obj == null) { return 0; } return obj.hashCode(); } /** * {@inheritDoc} * * <p>This implementation relies on object equality. If both objects are * {@code null}, this method returns {@code true}. Otherwise if only * {@code a} is {@code null}, this method returns {@code false}. Otherwise, * this method returns the result of * {@code a.}{@link Object#equals equals}{@code (b)}.</p> */ @Override public boolean equals(Object a, Object b) { if (a == null) { return b == null; } return a.equals(b); } }
⏎ org/antlr/v4/runtime/misc/ObjectEqualityComparator.java
Or download all of them as a single archive file:
File name: antlr-runtime-4.10.1-sources.jar File size: 308953 bytes Release date: 2022-04-15 Download
⇐ What Is ANTLR Parser Generator
2018-10-21, 31373👍, 0💬
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