diff -r 000000000000 -r 959103a6100f test/tools/javac/api/TestOperators.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/tools/javac/api/TestOperators.java Wed Apr 27 01:34:52 2016 +0800 @@ -0,0 +1,347 @@ +/* + * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +/* + * @test + * @bug 6338064 6346249 6340951 6392177 + * @summary Tree API: can't determine kind of operator + * @author Peter von der Ah\u00e9 + * @library ../lib + * @build JavacTestingAbstractProcessor TestOperators + * @compile -processor TestOperators -proc:only TestOperators.java + */ + +import java.util.Set; +import javax.annotation.processing.*; +import javax.lang.model.element.*; +import javax.lang.model.util.*; +import static javax.tools.Diagnostic.Kind.*; + +import com.sun.source.tree.*; +import com.sun.source.util.Trees; + +import static com.sun.source.tree.Tree.Kind.*; + +@interface TestMe { + Tree.Kind value(); +} + +@SupportedAnnotationTypes("TestMe") +public class TestOperators extends JavacTestingAbstractProcessor { + + @TestMe(POSTFIX_INCREMENT) + public int test_POSTFIX_INCREMENT(int i) { + return i++; + } + + @TestMe(POSTFIX_DECREMENT) + public int test_POSTFIX_DECREMENT(int i) { + return i--; + } + + @TestMe(PREFIX_INCREMENT) + public int test_PREFIX_INCREMENT(int i) { + return ++i; + } + + @TestMe(PREFIX_DECREMENT) + public int test_PREFIX_DECREMENT(int i) { + return --i; + } + + @TestMe(UNARY_PLUS) + public int test_UNARY_PLUS(int i) { + return +i; + } + + @TestMe(UNARY_MINUS) + public int test_UNARY_MINUS(int i) { + return -i; + } + + @TestMe(BITWISE_COMPLEMENT) + public int test_BITWISE_COMPLEMENT(int i) { + return ~i; + } + + @TestMe(LOGICAL_COMPLEMENT) + public boolean test_LOGICAL_COMPLEMENT(boolean b) { + return !b; + } + + @TestMe(MULTIPLY) + public int test_MULTIPLY(int i, int j) { + return i * j; + } + + @TestMe(DIVIDE) + public int test_DIVIDE(int i, int j) { + return i / j; + } + + @TestMe(REMAINDER) + public int test_REMAINDER(int i, int j) { + return i % j; + } + + @TestMe(PLUS) + public int test_PLUS(int i, int j) { + return i + j; + } + + @TestMe(MINUS) + public int test_MINUS(int i, int j) { + return i - j; + } + + @TestMe(LEFT_SHIFT) + public int test_LEFT_SHIFT(int i, int j) { + return i << j; + } + + @TestMe(RIGHT_SHIFT) + public int test_RIGHT_SHIFT(int i, int j) { + return i >> j; + } + + @TestMe(UNSIGNED_RIGHT_SHIFT) + public int test_UNSIGNED_RIGHT_SHIFT(int i, int j) { + return i >>> j; + } + + @TestMe(LESS_THAN) + public boolean test_LESS_THAN(int i, int j) { + return i < j; + } + + @TestMe(GREATER_THAN) + public boolean test_GREATER_THAN(int i, int j) { + return i > j; + } + + @TestMe(LESS_THAN_EQUAL) + public boolean test_LESS_THAN_EQUAL(int i, int j) { + return i <= j; + } + + @TestMe(GREATER_THAN_EQUAL) + public boolean test_GREATER_THAN_EQUAL(int i, int j) { + return i >= j; + } + + @TestMe(EQUAL_TO) + public boolean test_EQUAL_TO(int i, int j) { + return i == j; + } + + @TestMe(NOT_EQUAL_TO) + public boolean test_NOT_EQUAL_TO(int i, int j) { + return i != j; + } + + @TestMe(AND) + public boolean test_AND(boolean a, boolean b) { + return a & b; + } + + @TestMe(XOR) + public boolean test_XOR(boolean a, boolean b) { + return a ^ b; + } + + @TestMe(OR) + public boolean test_OR(boolean a, boolean b) { + return a | b; + } + + @TestMe(CONDITIONAL_AND) + public boolean test_CONDITIONAL_AND(boolean a, boolean b) { + return a && b; + } + + @TestMe(CONDITIONAL_OR) + public boolean test_CONDITIONAL_OR(boolean a, boolean b) { + return a || b; + } + + @TestMe(MULTIPLY_ASSIGNMENT) + public int test_MULTIPLY_ASSIGNMENT(int i, int j) { + return i *= j; + } + + @TestMe(DIVIDE_ASSIGNMENT) + public int test_DIVIDE_ASSIGNMENT(int i, int j) { + return i /= j; + } + + @TestMe(REMAINDER_ASSIGNMENT) + public int test_REMAINDER_ASSIGNMENT(int i, int j) { + return i %= j; + } + + @TestMe(PLUS_ASSIGNMENT) + public int test_PLUS_ASSIGNMENT(int i, int j) { + return i += j; + } + + @TestMe(MINUS_ASSIGNMENT) + public int test_MINUS_ASSIGNMENT(int i, int j) { + return i -= j; + } + + @TestMe(LEFT_SHIFT_ASSIGNMENT) + public int test_LEFT_SHIFT_ASSIGNMENT(int i, int j) { + return i <<= j; + } + + @TestMe(RIGHT_SHIFT_ASSIGNMENT) + public int test_RIGHT_SHIFT_ASSIGNMENT(int i, int j) { + return i >>= j; + } + + @TestMe(UNSIGNED_RIGHT_SHIFT_ASSIGNMENT) + public int test_UNSIGNED_RIGHT_SHIFT_ASSIGNMENT(int i, int j) { + return i >>>= j; + } + + @TestMe(AND_ASSIGNMENT) + public boolean test_AND_ASSIGNMENT(boolean a, boolean b) { + return a &= b; + } + + @TestMe(XOR_ASSIGNMENT) + public boolean test_XOR_ASSIGNMENT(boolean a, boolean b) { + return a ^= b; + } + + @TestMe(OR_ASSIGNMENT) + public boolean test_OR_ASSIGNMENT(boolean a, boolean b) { + return a |= b; + } + + @TestMe(INT_LITERAL) + public Object test_INT_LITERAL() { + return 0; + } + + @TestMe(LONG_LITERAL) + public Object test_LONG_LITERAL() { + return 0L; + } + + @TestMe(FLOAT_LITERAL) + public Object test_FLOAT_LITERAL() { + return 0.0F; + } + + @TestMe(DOUBLE_LITERAL) + public Object test_DOUBLE_LITERAL() { + return 0.0; + } + + @TestMe(BOOLEAN_LITERAL) + public Object test_BOOLEAN_LITERAL() { + return true; + } + + @TestMe(CHAR_LITERAL) + public Object test_CHAR_LITERAL() { + return 'a'; + } + + @TestMe(STRING_LITERAL) + public Object test_STRING_LITERAL() { + return "a"; + } + + @TestMe(NULL_LITERAL) + public Object test_NULL_LITERAL() { + return null; + } + + @TestMe(UNBOUNDED_WILDCARD) + public Set test_UNBOUNDED_WILDCARD() { + return null; + } + + @TestMe(EXTENDS_WILDCARD) + public Set test_EXTENDS_WILDCARD() { + return null; + } + + @TestMe(SUPER_WILDCARD) + public Set test_SUPER_WILDCARD() { + return null; + } + + public boolean process(Set annotations, + RoundEnvironment roundEnvironment) + { + final Trees trees = Trees.instance(processingEnv); + final Messager log = processingEnv.getMessager(); + final Elements elements = processingEnv.getElementUtils(); + class Scan extends ElementScanner { + @Override + public Void visitExecutable(ExecutableElement e, Void p) { + Object debug = e; // info for exception handler + try { + TestMe info = e.getAnnotation(TestMe.class); + if (info == null) + return null; + + Tree.Kind kind = info.value(); + MethodTree node = trees.getTree(e); + debug = node; + Tree testNode; + switch (kind) { + case UNBOUNDED_WILDCARD: + case EXTENDS_WILDCARD: + case SUPER_WILDCARD: + ParameterizedTypeTree typeTree; + typeTree = (ParameterizedTypeTree) node.getReturnType(); + testNode = typeTree.getTypeArguments().get(0); + break; + default: + ReturnTree returnNode; + returnNode = (ReturnTree) node.getBody().getStatements().get(0); + testNode = returnNode.getExpression(); + } + if (testNode.getKind() != kind) { + log.printMessage(ERROR, testNode.getKind() + " != " + kind, e); + throw new AssertionError(testNode); + } + System.err.format("OK: %32s %s%n", kind, testNode); + } catch (Error ex) { + System.err.println("Error while looking at " + debug); + throw ex; + } + return null; + } + } + Scan scan = new Scan(); + for (Element e : roundEnvironment.getRootElements()) { + scan.scan(e); + } + return true; + } +}