| /******************************************************************************* |
| * Copyright (c) 2000, 2016 IBM Corporation and others. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.internal.compiler.env; |
| |
| import org.eclipse.dltk.compiler.CharOperation; |
| import org.eclipse.dltk.compiler.problem.IProblem; |
| |
| public class AccessRule { |
| |
| public static final int IgnoreIfBetter = 0x02000000; // value must be greater than IProblem#ForbiddenReference and DiscouragedReference |
| |
| public char[] pattern; |
| public int problemId; |
| |
| public AccessRule(char[] pattern, int problemId) { |
| this(pattern, problemId, false); |
| } |
| |
| public AccessRule(char[] pattern, int problemId, boolean keepLooking) { |
| this.pattern = pattern; |
| this.problemId = keepLooking ? problemId | IgnoreIfBetter : problemId; |
| } |
| |
| @Override |
| public int hashCode() { |
| return this.problemId * 17 + CharOperation.hashCode(this.pattern); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (!(obj instanceof AccessRule)) return false; |
| AccessRule other = (AccessRule) obj; |
| if (this.problemId != other.problemId) return false; |
| return CharOperation.equals(this.pattern, other.pattern); |
| } |
| |
| public int getProblemId() { |
| return this.problemId & ~IgnoreIfBetter; |
| } |
| |
| public boolean ignoreIfBetter() { |
| return (this.problemId & IgnoreIfBetter) != 0; |
| } |
| |
| @Override |
| public String toString() { |
| StringBuffer buffer = new StringBuffer(); |
| buffer.append("pattern="); //$NON-NLS-1$ |
| buffer.append(this.pattern); |
| |
| switch (getProblemId()) { |
| case IProblem.ForbiddenReference: |
| buffer.append(" (NON ACCESSIBLE"); //$NON-NLS-1$ |
| break; |
| case IProblem.DiscouragedReference: |
| buffer.append(" (DISCOURAGED"); //$NON-NLS-1$ |
| break; |
| default: |
| buffer.append(" (ACCESSIBLE"); //$NON-NLS-1$ |
| break; |
| } |
| if (ignoreIfBetter()) |
| buffer.append(" | IGNORE IF BETTER"); //$NON-NLS-1$ |
| buffer.append(')'); |
| return buffer.toString(); |
| } |
| } |