1 /* 2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 package tools.javac.combo; 25 26 import javax.tools.Diagnostic; 27 import javax.tools.JavaFileObject; 28 import java.util.ArrayList; 29 import java.util.List; 30 31 import static java.util.stream.Collectors.toList; 32 33 /** 34 * A container for compiler diagnostics, separated into errors and warnings, 35 * used by JavacTemplateTestBase. 36 * 37 * @author Brian Goetz 38 */ 39 public class Diagnostics implements javax.tools.DiagnosticListener<JavaFileObject> { 40 41 protected List<Diagnostic<? extends JavaFileObject>> diags = new ArrayList<>(); 42 protected boolean foundErrors = false; 43 44 public void report(Diagnostic<? extends JavaFileObject> diagnostic) { 45 diags.add(diagnostic); 46 foundErrors = foundErrors || diagnostic.getKind() == Diagnostic.Kind.ERROR; 47 } 48 49 /** Were there any errors found? */ 50 public boolean errorsFound() { 51 return foundErrors; 52 } 53 54 /** Get all diagnostic keys */ 55 public List<String> keys() { 56 return diags.stream() 57 .map(Diagnostic::getCode) 58 .collect(toList()); 59 } 60 61 /** Do the diagnostics contain the specified error key? */ 62 public boolean containsErrorKey(String key) { 63 return diags.stream() 64 .filter(d -> d.getKind() == Diagnostic.Kind.ERROR) 65 .anyMatch(d -> d.getCode().equals(key)); 66 } 67 68 /** Get the error keys */ 69 public List<String> errorKeys() { 70 return diags.stream() 71 .filter(d -> d.getKind() == Diagnostic.Kind.ERROR) 72 .map(Diagnostic::getCode) 73 .collect(toList()); 74 } 75 76 public String toString() { return keys().toString(); } 77 78 /** Clear all diagnostic state */ 79 public void reset() { 80 diags.clear(); 81 foundErrors = false; 82 } 83 }