1 /* 2 * Copyright (c) 2015, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jshell; 27 28 import jdk.jshell.Wrap.CompoundWrap; 29 import static jdk.jshell.Util.*; 30 import java.util.Locale; 31 import javax.tools.Diagnostic; 32 import javax.tools.JavaFileObject; 33 import jdk.jshell.MemoryFileManager.SourceMemoryJavaFileObject; 34 import static jdk.internal.jshell.debug.InternalDebugControl.DBG_GEN; 35 36 /** 37 * 38 * @author Robert Field 39 */ 40 final class OuterWrap implements GeneralWrap { 41 42 private final String packageName; 43 private final String className; 44 private final String userSource; 45 private final GeneralWrap w; 46 private final Wrap guts; 47 48 public static OuterWrap wrapInClass(String packageName, String className, 49 String imports, String userSource, Wrap guts) { 50 GeneralWrap kw = new CompoundWrap( 51 imports 52 + "class " + className + " {\n", 53 guts, 54 "}\n"); 55 return new OuterWrap(packageName, className, userSource, kw, guts); 56 } 57 58 public static OuterWrap wrapImport(String userSource, Wrap guts) { 59 return new OuterWrap("", "", userSource, guts, guts); 60 } 61 62 private OuterWrap(String packageName, String className, String userSource, 63 GeneralWrap w, Wrap guts) { 64 this.packageName = packageName; 65 this.className = className; 66 this.userSource = userSource; 67 this.w = w; 68 this.guts = guts; 69 } 70 71 @Override 72 public final String wrapped() { 73 return w.wrapped(); 74 } 75 76 @Override 77 public int snippetIndexToWrapIndex(int ui) { 78 return w.snippetIndexToWrapIndex(ui); 79 } 80 81 @Override 82 public int wrapIndexToSnippetIndex(int si) { 83 return w.wrapIndexToSnippetIndex(si); 84 } 85 86 @Override 87 public int firstSnippetIndex() { 88 return w.firstSnippetIndex(); 89 } 90 91 @Override 92 public int lastSnippetIndex() { 93 return w.lastSnippetIndex(); 94 } 95 96 @Override 97 public int snippetLineToWrapLine(int snline) { 98 return w.snippetLineToWrapLine(snline); 99 } 100 101 @Override 102 public int wrapLineToSnippetLine(int wline) { 103 return w.wrapLineToSnippetLine(wline); 104 } 105 106 @Override 107 public int firstSnippetLine() { 108 return w.firstSnippetLine(); 109 } 110 111 @Override 112 public int lastSnippetLine() { 113 return w.lastSnippetLine(); 114 } 115 116 public String className() { 117 return className; 118 } 119 120 public String classFullName() { 121 return packageName + "." + className; 122 } 123 124 public String getUserSource() { 125 return userSource; 126 } 127 128 Wrap guts() { 129 return guts; 130 } 131 132 Diag wrapDiag(Diagnostic<? extends JavaFileObject> d) { 133 return new WrappedDiagnostic(d); 134 } 135 136 class WrappedDiagnostic extends Diag { 137 138 private final Diagnostic<? extends JavaFileObject> diag; 139 140 WrappedDiagnostic(Diagnostic<? extends JavaFileObject> diag) { 141 this.diag = diag; 142 } 143 144 @Override 145 public boolean isError() { 146 return diag.getKind() == Diagnostic.Kind.ERROR; 147 } 148 149 @Override 150 public long getPosition() { 151 return wrapIndexToSnippetIndex(diag.getPosition()); 152 } 153 154 @Override 155 public long getStartPosition() { 156 return wrapIndexToSnippetIndex(diag.getStartPosition()); 157 } 158 159 @Override 160 public long getEndPosition() { 161 return wrapIndexToSnippetIndex(diag.getEndPosition()); 162 } 163 164 @Override 165 public String getCode() { 166 return diag.getCode(); 167 } 168 169 @Override 170 public String getMessage(Locale locale) { 171 return expunge(diag.getMessage(locale)); 172 } 173 174 @Override 175 Unit unitOrNull() { 176 JavaFileObject fo = diag.getSource(); 177 if (fo instanceof SourceMemoryJavaFileObject) { 178 SourceMemoryJavaFileObject sfo = (SourceMemoryJavaFileObject) fo; 179 if (sfo.getOrigin() instanceof Unit) { 180 return (Unit) sfo.getOrigin(); 181 } 182 } 183 return null; 184 } 185 186 @Override 187 boolean isResolutionError() { 188 if (!super.isResolutionError()) { 189 return false; 190 } 191 for (String line : diag.getMessage(PARSED_LOCALE).split("\\r?\\n")) { 192 if (line.trim().startsWith("location:")) { 193 if (!line.contains(REPL_CLASS_PREFIX)) { 194 // Resolution error must occur within a REPL class or it is not resolvable 195 return false; 196 } 197 } 198 } 199 return true; 200 } 201 202 @Override 203 public String toString() { 204 return "WrappedDiagnostic(" + getMessage(null) + ":" + getPosition() + ")"; 205 } 206 } 207 }