288 lines
12 KiB
Java
288 lines
12 KiB
Java
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/*
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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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import com.sun.tools.classfile.Annotation;
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import com.sun.tools.classfile.AnnotationDefault_attribute;
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import com.sun.tools.classfile.ClassFile;
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import com.sun.tools.classfile.ConstantPool;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.Map;
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public class AnnotationDefaultVerifier {
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private final Map<Integer, TestElementValue> verifiers;
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public AnnotationDefaultVerifier() {
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this.verifiers = new HashMap<>();
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verifiers.put((int) 'B', new TestIntegerElementValue());
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verifiers.put((int) 'C', new TestIntegerElementValue());
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verifiers.put((int) 'D', new TestDoubleElementValue());
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verifiers.put((int) 'F', new TestFloatElementValue());
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verifiers.put((int) 'I', new TestIntegerElementValue());
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verifiers.put((int) 'J', new TestLongElementValue());
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verifiers.put((int) 'S', new TestIntegerElementValue());
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verifiers.put((int) 'Z', new TestIntegerElementValue());
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verifiers.put((int) 's', new TestStringElementValue());
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verifiers.put((int) 'e', new TestEnumElementValue());
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verifiers.put((int) 'c', new TestClassElementValue());
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verifiers.put((int) '[', new TestArrayElementValue());
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verifiers.put((int) '@', new TestAnnotationElementValue());
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}
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public void testLength(int tag, TestResult testResult, AnnotationDefault_attribute attr) {
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verifiers.get(tag).testLength(testResult, attr);
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}
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public void testElementValue(int tag, TestResult testResult, ClassFile classFile,
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Annotation.element_value element_value, String[] values)
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throws ConstantPool.UnexpectedEntry, ConstantPool.InvalidIndex {
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get(tag).testElementValue(testResult, classFile, element_value, values);
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}
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private TestElementValue get(int tag) {
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TestElementValue ev = verifiers.get(tag);
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if (ev == null) {
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throw new IllegalArgumentException("Unknown tag : " + (char) tag);
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}
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return ev;
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}
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private abstract class TestElementValue {
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public void testLength(TestResult testCase, AnnotationDefault_attribute attr) {
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testCase.checkEquals(attr.attribute_length, 1 + attr.default_value.length(),
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"attribute_length");
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}
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public String[] getValues(String[] values, int index, int length) {
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return Arrays.copyOfRange(values, index, index + length);
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}
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public int getLength() {
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return 1;
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}
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public abstract void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values)
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throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry;
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}
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private class TestIntegerElementValue extends TestElementValue {
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values) throws ConstantPool.InvalidIndex {
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Annotation.Primitive_element_value ev =
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(Annotation.Primitive_element_value) element_value;
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ConstantPool.CONSTANT_Integer_info info =
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(ConstantPool.CONSTANT_Integer_info)
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classFile.constant_pool.get(ev.const_value_index);
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testCase.checkEquals(info.value, Integer.parseInt(values[0]), "const_value_index");
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}
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}
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private class TestLongElementValue extends TestElementValue {
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values) throws ConstantPool.InvalidIndex {
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Annotation.Primitive_element_value ev =
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(Annotation.Primitive_element_value) element_value;
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ConstantPool.CONSTANT_Long_info info =
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(ConstantPool.CONSTANT_Long_info)
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classFile.constant_pool.get(ev.const_value_index);
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testCase.checkEquals(info.value, Long.parseLong(values[0]), "const_value_index");
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}
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}
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private class TestFloatElementValue extends TestElementValue {
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values) throws ConstantPool.InvalidIndex {
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Annotation.Primitive_element_value ev =
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(Annotation.Primitive_element_value) element_value;
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ConstantPool.CONSTANT_Float_info info =
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(ConstantPool.CONSTANT_Float_info)
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classFile.constant_pool.get(ev.const_value_index);
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testCase.checkEquals(info.value, Float.parseFloat(values[0]), "const_value_index");
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}
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}
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private class TestDoubleElementValue extends TestElementValue {
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values) throws ConstantPool.InvalidIndex {
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Annotation.Primitive_element_value ev =
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(Annotation.Primitive_element_value) element_value;
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ConstantPool.CONSTANT_Double_info info =
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(ConstantPool.CONSTANT_Double_info)
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classFile.constant_pool.get(ev.const_value_index);
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testCase.checkEquals(info.value, Double.parseDouble(values[0]), "const_value_index");
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}
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}
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private class TestStringElementValue extends TestElementValue {
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values) throws ConstantPool.InvalidIndex {
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Annotation.Primitive_element_value ev =
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(Annotation.Primitive_element_value) element_value;
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ConstantPool.CONSTANT_Utf8_info info =
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(ConstantPool.CONSTANT_Utf8_info)
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classFile.constant_pool.get(ev.const_value_index);
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testCase.checkEquals(info.value, values[0], "const_value_index");
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}
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}
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private class TestEnumElementValue extends TestElementValue {
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@Override
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public int getLength() {
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return 2;
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}
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values)
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throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
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Annotation.Enum_element_value ev = (Annotation.Enum_element_value) element_value;
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testCase.checkEquals(classFile.constant_pool.getUTF8Info(ev.type_name_index).value,
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values[0], "type_name_index");
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testCase.checkEquals(classFile.constant_pool.getUTF8Info(ev.const_name_index).value,
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values[1], "const_name_index");
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}
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}
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private class TestClassElementValue extends TestElementValue {
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values)
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throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
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Annotation.Class_element_value ev = (Annotation.Class_element_value) element_value;
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testCase.checkEquals(
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classFile.constant_pool.getUTF8Info(ev.class_info_index).value,
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values[0], "class_info_index");
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}
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}
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private class TestAnnotationElementValue extends TestElementValue {
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@Override
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public void testLength(TestResult testCase, AnnotationDefault_attribute attr) {
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// Suppress, since it is hard to test the length of this kind of element values.
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}
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@Override
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public int getLength() {
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// Expected that the test uses DefaultAnnotation
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// tag (1 byte) + annotation_value (2 bytes) which contains const_value
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return 3;
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}
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values)
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throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
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Annotation ev = ((Annotation.Annotation_element_value) element_value)
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.annotation_value;
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testCase.checkEquals(
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classFile.constant_pool.getUTF8Info(ev.type_index).value,
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values[0],
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"type_index");
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for (int i = 0; i < ev.num_element_value_pairs; ++i) {
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Annotation.element_value_pair pair = ev.element_value_pairs[i];
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testCase.checkEquals(
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classFile.constant_pool.getUTF8Info(pair.element_name_index).value,
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values[2 * i + 1],
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"element_name_index");
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TestElementValue testElementValue = verifiers.get(pair.value.tag);
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testElementValue.testElementValue(
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testCase,
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classFile,
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pair.value,
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new String[]{values[2 * i + 2]});
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}
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}
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}
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private class TestArrayElementValue extends TestElementValue {
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@Override
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public void testLength(TestResult testCase, AnnotationDefault_attribute attr) {
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Annotation.Array_element_value ev =
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(Annotation.Array_element_value) attr.default_value;
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int sizeOfTag = ev.values[0].tag == 'e' ? 0 : 1;
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// tag (1 byte) + array header (2 byte) + length of entries
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testCase.checkEquals(attr.attribute_length, 1 + 2 +
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(sizeOfTag + ev.length() / ev.num_values) * ev.num_values, "attribute_length");
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}
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@Override
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public void testElementValue(
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TestResult testCase,
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ClassFile classFile,
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Annotation.element_value element_value,
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String[] values)
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throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
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Annotation.Array_element_value ev =
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(Annotation.Array_element_value) element_value;
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int index = 0;
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for (int i = 0; i < ev.num_values; ++i) {
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TestElementValue testElementValue = verifiers.get(ev.values[i].tag);
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int length = testElementValue.getLength();
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testElementValue.testElementValue(
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testCase,
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classFile,
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ev.values[i],
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testElementValue.getValues(values, index, length));
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index += length;
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}
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}
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}
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}
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