1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javac/processing/environment/round/TestContext.java Tue Oct 05 11:34:43 2010 -0700 1.3 @@ -0,0 +1,96 @@ 1.4 +/* 1.5 + * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 6988836 1.30 + * @summary A new JavacElements is created for each round of annotation processing 1.31 + * @library ../../../lib 1.32 + * @build JavacTestingAbstractProcessor TestContext 1.33 + * @compile/process -processor TestContext -XprintRounds TestContext 1.34 + */ 1.35 + 1.36 +import java.io.*; 1.37 +import java.util.*; 1.38 +import javax.annotation.processing.*; 1.39 +import javax.lang.model.element.*; 1.40 +import javax.tools.*; 1.41 +import static javax.tools.Diagnostic.Kind.*; 1.42 + 1.43 +import com.sun.source.util.Trees; 1.44 +import com.sun.tools.javac.api.JavacTrees; 1.45 +import com.sun.tools.javac.model.JavacElements; 1.46 +import com.sun.tools.javac.model.JavacTypes; 1.47 +import com.sun.tools.javac.processing.JavacProcessingEnvironment; 1.48 +import com.sun.tools.javac.util.Context; 1.49 + 1.50 +public class TestContext extends JavacTestingAbstractProcessor { 1.51 + 1.52 + Trees treeUtils; 1.53 + int round = 0; 1.54 + 1.55 + @Override 1.56 + public void init(ProcessingEnvironment pEnv) { 1.57 + super.init(pEnv); 1.58 + treeUtils = Trees.instance(processingEnv); 1.59 + } 1.60 + 1.61 + @Override 1.62 + public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) { 1.63 + round++; 1.64 + 1.65 + JavacProcessingEnvironment jpe = (JavacProcessingEnvironment) processingEnv; 1.66 + Context c = jpe.getContext(); 1.67 + check(c.get(JavacElements.class), eltUtils); 1.68 + check(c.get(JavacTypes.class), typeUtils); 1.69 + check(c.get(JavacTrees.class), treeUtils); 1.70 + 1.71 + final int MAXROUNDS = 3; 1.72 + if (round < MAXROUNDS) 1.73 + generateSource("Gen" + round); 1.74 + 1.75 + return true; 1.76 + } 1.77 + 1.78 + <T> void check(T actual, T expected) { 1.79 +// messager.printMessage(NOTE, "expect: " + expected); 1.80 +// messager.printMessage(NOTE, "actual: " + actual); 1.81 + 1.82 + if (actual != expected) { 1.83 + messager.printMessage(ERROR, 1.84 + "round " + round + " unexpected value for " + expected.getClass().getName() + ": " + actual); 1.85 + } 1.86 + } 1.87 + 1.88 + void generateSource(String name) { 1.89 + String text = "class " + name + " { }\n"; 1.90 + 1.91 + try (Writer out = filer.createSourceFile(name).openWriter()) { 1.92 + out.write(text); 1.93 + } catch (IOException e) { 1.94 + throw new Error(e); 1.95 + } 1.96 + } 1.97 + 1.98 +} 1.99 +