| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * |
| * Licensed 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 com.android.apicheck; |
| |
| import java.lang.Comparable; |
| import java.util.TreeSet; |
| |
| public class Errors |
| { |
| public static boolean hadError = false; |
| private static boolean warningsAreErrors = false; |
| private static TreeSet<Message> allErrors = new TreeSet<Message>(); |
| |
| private static class Message implements Comparable { |
| SourcePositionInfo pos; |
| String msg; |
| |
| Message(SourcePositionInfo p, String m) { |
| pos = p; |
| msg = m; |
| } |
| |
| public int compareTo(Object o) { |
| Message that = (Message)o; |
| int r = this.pos.compareTo(that.pos); |
| if (r != 0) return r; |
| return this.msg.compareTo(that.msg); |
| } |
| |
| @Override |
| public String toString() { |
| return this.pos.toString() + this.msg; |
| } |
| } |
| |
| public static void error(Error error, SourcePositionInfo where, String text) { |
| if (error.level == HIDDEN) { |
| return; |
| } |
| |
| String which = (!warningsAreErrors && error.level == WARNING) ? " warning " : " error "; |
| String message = which + error.code + ": " + text; |
| |
| if (where == null) { |
| where = new SourcePositionInfo("unknown", 0, 0); |
| } |
| |
| allErrors.add(new Message(where, message)); |
| |
| if (error.level == ERROR || (warningsAreErrors && error.level == WARNING)) { |
| hadError = true; |
| } |
| } |
| |
| public static void printErrors() { |
| for (Message m: allErrors) { |
| System.err.println(m.toString()); |
| } |
| } |
| |
| public static int HIDDEN = 0; |
| public static int WARNING = 1; |
| public static int ERROR = 2; |
| |
| public static void setWarningsAreErrors(boolean val) { |
| warningsAreErrors = val; |
| } |
| |
| public static class Error { |
| public int code; |
| public int level; |
| |
| public Error(int code, int level) |
| { |
| this.code = code; |
| this.level = level; |
| } |
| } |
| |
| public static Error PARSE_ERROR = new Error(1, ERROR); |
| public static Error ADDED_PACKAGE = new Error(2, WARNING); |
| public static Error ADDED_CLASS = new Error(3, WARNING); |
| public static Error ADDED_METHOD = new Error(4, WARNING); |
| public static Error ADDED_FIELD = new Error(5, WARNING); |
| public static Error ADDED_INTERFACE = new Error(6, WARNING); |
| public static Error REMOVED_PACKAGE = new Error(7, WARNING); |
| public static Error REMOVED_CLASS = new Error(8, WARNING); |
| public static Error REMOVED_METHOD = new Error(9, WARNING); |
| public static Error REMOVED_FIELD = new Error(10, WARNING); |
| public static Error REMOVED_INTERFACE = new Error(11, WARNING); |
| public static Error CHANGED_STATIC = new Error(12, WARNING); |
| public static Error CHANGED_FINAL = new Error(13, WARNING); |
| public static Error CHANGED_TRANSIENT = new Error(14, WARNING); |
| public static Error CHANGED_VOLATILE = new Error(15, WARNING); |
| public static Error CHANGED_TYPE = new Error(16, WARNING); |
| public static Error CHANGED_VALUE = new Error(17, WARNING); |
| public static Error CHANGED_SUPERCLASS = new Error(18, WARNING); |
| public static Error CHANGED_SCOPE = new Error(19, WARNING); |
| public static Error CHANGED_ABSTRACT = new Error(20, WARNING); |
| public static Error CHANGED_THROWS = new Error(21, WARNING); |
| public static Error CHANGED_NATIVE = new Error(22, HIDDEN); |
| public static Error CHANGED_CLASS = new Error(23, WARNING); |
| public static Error CHANGED_DEPRECATED = new Error(24, WARNING); |
| public static Error CHANGED_SYNCHRONIZED = new Error(25, ERROR); |
| |
| public static Error[] ERRORS = { |
| PARSE_ERROR, |
| ADDED_PACKAGE, |
| ADDED_CLASS, |
| ADDED_METHOD, |
| ADDED_FIELD, |
| ADDED_INTERFACE, |
| REMOVED_PACKAGE, |
| REMOVED_CLASS, |
| REMOVED_METHOD, |
| REMOVED_FIELD, |
| REMOVED_INTERFACE, |
| CHANGED_STATIC, |
| CHANGED_FINAL, |
| CHANGED_TRANSIENT, |
| CHANGED_VOLATILE, |
| CHANGED_TYPE, |
| CHANGED_VALUE, |
| CHANGED_SUPERCLASS, |
| CHANGED_SCOPE, |
| CHANGED_ABSTRACT, |
| CHANGED_THROWS, |
| CHANGED_NATIVE, |
| CHANGED_CLASS, |
| CHANGED_DEPRECATED, |
| CHANGED_SYNCHRONIZED, |
| }; |
| |
| public static boolean setErrorLevel(int code, int level) { |
| for (Error e: ERRORS) { |
| if (e.code == code) { |
| e.level = level; |
| return true; |
| } |
| } |
| return false; |
| } |
| } |