244 lines
8.1 KiB
Java
244 lines
8.1 KiB
Java
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @summary local variable table attribute test.
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* @bug 8040097
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* @library /tools/javac/lib ../lib
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* @build LocalVariableTestBase TestBase InMemoryFileManager ToolBox
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* @compile -g LocalVariableTableTest.java
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* @run main LocalVariableTableTest
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*/
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import com.sun.tools.classfile.Code_attribute;
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import com.sun.tools.classfile.LocalVariableTable_attribute;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.List;
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import java.util.stream.Stream;
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import static java.util.stream.Collectors.toList;
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public class LocalVariableTableTest extends LocalVariableTestBase {
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public LocalVariableTableTest(Class<?> clazz) {
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super(clazz);
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}
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public static void main(String[] args) throws IOException {
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new LocalVariableTableTest(LocalVariableTableTest.class).test();
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}
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@ExpectedLocals(name = "l", type = "D")
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@ExpectedLocals(name = "i", type = "J")
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public static void onlyTwoCellParameters(double l, long i) {
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}
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@ExpectedLocals(name = "l", type = "D")
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@ExpectedLocals(name = "dl", type = "D")
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@ExpectedLocals(name = "i", type = "J")
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@ExpectedLocals(name = "il", type = "J")
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@ExpectedLocals(name = "d", type = "J")
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@ExpectedLocals(name = "ll", type = "J")
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public static void onlyTwoCellLocals(double l, long i, long d) {
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double dl = 1.1;
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long il = 1;
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long ll = 1;
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}
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@Override
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protected List<VariableTable> getVariableTables(Code_attribute codeAttribute) {
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return Stream.of(codeAttribute.attributes.attrs)
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.filter(at -> at instanceof LocalVariableTable_attribute)
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.map(at -> (LocalVariableTable_attribute) at)
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.map((t) -> new LocalVariableTable(t)).collect(toList());
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}
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@ExpectedLocals(name = "l", type = "J")
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@ExpectedLocals(name = "i", type = "I")
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@ExpectedLocals(name = "d", type = "D")
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@ExpectedLocals(name = "ll", type = "J")
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@ExpectedLocals(name = "obj", type = "Ljava/lang/Object;")
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@ExpectedLocals(name = "dd", type = "D")
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@ExpectedLocals(name = "bb", type = "B")
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@ExpectedLocals(name = "this", type = "LLocalVariableTableTest;")
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public double longDoubleOverlap(long l, int i, double d) {
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long ll = 1L;
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Object obj = 2;
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double dd = 3.0;
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byte bb = 0;
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return l + i + d + ll + Integer.valueOf(obj.toString()) + dd + bb;
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}
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@ExpectedLocals(name = "bool", type = "Z")
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@ExpectedLocals(name = "b", type = "B")
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@ExpectedLocals(name = "ch", type = "C")
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@ExpectedLocals(name = "sh", type = "S")
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@ExpectedLocals(name = "i", type = "I")
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@ExpectedLocals(name = "l", type = "J")
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@ExpectedLocals(name = "d", type = "D")
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@ExpectedLocals(name = "f", type = "F")
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@ExpectedLocals(name = "ref", type = "Ljava/lang/Integer;")
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@ExpectedLocals(name = "arr", type = "[Ljava/lang/Integer;")
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@ExpectedLocals(name = "this", type = "LLocalVariableTableTest;")
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public void allTypesWithoutParameters() {
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boolean bool = true;
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byte b = 0x1;
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char ch = 'a';
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short sh = 1_1;
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int i = -2;
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long l = 1L;
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float f = 1.1f;
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double d = 0.1;
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Integer ref = 2;
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Integer[] arr = null;
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}
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@ExpectedLocals(name = "bool", type = "Z")
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@ExpectedLocals(name = "b", type = "B")
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@ExpectedLocals(name = "ch", type = "C")
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@ExpectedLocals(name = "sh", type = "S")
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@ExpectedLocals(name = "i", type = "I")
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@ExpectedLocals(name = "l", type = "J")
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@ExpectedLocals(name = "d", type = "D")
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@ExpectedLocals(name = "f", type = "F")
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@ExpectedLocals(name = "ref", type = "Ljava/lang/Integer;")
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@ExpectedLocals(name = "this", type = "LLocalVariableTableTest;")
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public void allTypesWithParameters(boolean bool, byte b, char ch) {
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short sh = 1_1;
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int i = -2;
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long l = 1L;
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float f = 1.1f;
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double d = 0.1;
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Integer ref = 2;
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}
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@ExpectedLocals(name = "list", type = "Ljava/util/List;")
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@ExpectedLocals(name = "list2", type = "[Ljava/util/List;")
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@ExpectedLocals(name = "p", type = "Ljava/lang/Object;")
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@ExpectedLocals(name = "k", type = "Ljava/lang/Integer;")
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@ExpectedLocals(name = "i", type = "I")
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@ExpectedLocals(name = "this", type = "LLocalVariableTableTest;")
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public <T extends List<Integer>, P, K extends Integer> void genericType(K k) {
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T list = null;
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int i = 0;
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P p = null;
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List<T>[] list2 = null;
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}
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@ExpectedLocals(name = "this", type = "LLocalVariableTableTest;")
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@ExpectedLocals(name = "inWhile", type = "I")
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@ExpectedLocals(name = "inTry", type = "D")
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@ExpectedLocals(name = "inSync", type = "F")
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@ExpectedLocals(name = "inDo", type = "B")
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@ExpectedLocals(name = "inFor", type = "J")
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@ExpectedLocals(name = "s", type = "Ljava/util/stream/Stream;")
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public void deepScope() {
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{
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while (true) {
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int inWhile = 0;
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for (long inFor : Arrays.asList(0)) {
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try (Stream<? extends Integer> s = Stream.of(0)) {
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double inTry = 0.0;
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synchronized (this) {
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float inSync = -1.0f;
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do {
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byte inDo = 0;
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switch (1) {
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default:
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short inSwitch = 100;
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}
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} while (true);
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}
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}
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}
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}
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}
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}
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class LocalVariableTable implements VariableTable {
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final LocalVariableTable_attribute att;
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public LocalVariableTable(LocalVariableTable_attribute att) {
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this.att = att;
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}
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@Override
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public int localVariableTableLength() {
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return att.local_variable_table_length;
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}
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@Override
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public List<Entry> entries() {
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return Stream.of(att.local_variable_table).map(LocalVariableTableEntry::new).collect(toList());
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}
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@Override
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public int attributeLength() {
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return att.attribute_length;
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}
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private class LocalVariableTableEntry implements Entry {
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final LocalVariableTable_attribute.Entry entry;
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private LocalVariableTableEntry(LocalVariableTable_attribute.Entry entry) {
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this.entry = entry;
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}
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@Override
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public int index() {
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return entry.index;
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}
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@Override
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public int startPC() {
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return entry.start_pc;
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}
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@Override
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public int length() {
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return entry.length;
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}
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@Override
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public String name() {
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return getString(entry.name_index);
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}
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@Override
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public String type() {
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return getString(entry.descriptor_index);
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}
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@Override
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public String toString() {
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return dump();
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}
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}
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}
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}
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