| /* |
| * Copyright (c) 2014, 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. |
| */ |
| |
| import com.sun.tools.classfile.Annotation; |
| import com.sun.tools.classfile.AnnotationDefault_attribute; |
| import com.sun.tools.classfile.ClassFile; |
| import com.sun.tools.classfile.ConstantPool; |
| |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class AnnotationDefaultVerifier { |
| |
| private final Map<Integer, TestElementValue> verifiers; |
| |
| public AnnotationDefaultVerifier() { |
| this.verifiers = new HashMap<>(); |
| verifiers.put((int) 'B', new TestIntegerElementValue()); |
| verifiers.put((int) 'C', new TestIntegerElementValue()); |
| verifiers.put((int) 'D', new TestDoubleElementValue()); |
| verifiers.put((int) 'F', new TestFloatElementValue()); |
| verifiers.put((int) 'I', new TestIntegerElementValue()); |
| verifiers.put((int) 'J', new TestLongElementValue()); |
| verifiers.put((int) 'S', new TestIntegerElementValue()); |
| verifiers.put((int) 'Z', new TestIntegerElementValue()); |
| verifiers.put((int) 's', new TestStringElementValue()); |
| verifiers.put((int) 'e', new TestEnumElementValue()); |
| verifiers.put((int) 'c', new TestClassElementValue()); |
| verifiers.put((int) '[', new TestArrayElementValue()); |
| verifiers.put((int) '@', new TestAnnotationElementValue()); |
| } |
| |
| public void testLength(int tag, TestResult testResult, AnnotationDefault_attribute attr) { |
| verifiers.get(tag).testLength(testResult, attr); |
| } |
| |
| public void testElementValue(int tag, TestResult testResult, ClassFile classFile, |
| Annotation.element_value element_value, String[] values) |
| throws ConstantPool.UnexpectedEntry, ConstantPool.InvalidIndex { |
| get(tag).testElementValue(testResult, classFile, element_value, values); |
| } |
| |
| private TestElementValue get(int tag) { |
| TestElementValue ev = verifiers.get(tag); |
| if (ev == null) { |
| throw new IllegalArgumentException("Unknown tag : " + (char) tag); |
| } |
| return ev; |
| } |
| |
| private abstract class TestElementValue { |
| public void testLength(TestResult testCase, AnnotationDefault_attribute attr) { |
| testCase.checkEquals(attr.attribute_length, 1 + attr.default_value.length(), |
| "attribute_length"); |
| } |
| |
| public String[] getValues(String[] values, int index, int length) { |
| return Arrays.copyOfRange(values, index, index + length); |
| } |
| |
| public int getLength() { |
| return 1; |
| } |
| |
| public abstract void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) |
| throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry; |
| } |
| |
| private class TestIntegerElementValue extends TestElementValue { |
| |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) throws ConstantPool.InvalidIndex { |
| Annotation.Primitive_element_value ev = |
| (Annotation.Primitive_element_value) element_value; |
| ConstantPool.CONSTANT_Integer_info info = |
| (ConstantPool.CONSTANT_Integer_info) |
| classFile.constant_pool.get(ev.const_value_index); |
| testCase.checkEquals(info.value, Integer.parseInt(values[0]), "const_value_index"); |
| } |
| } |
| |
| private class TestLongElementValue extends TestElementValue { |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) throws ConstantPool.InvalidIndex { |
| Annotation.Primitive_element_value ev = |
| (Annotation.Primitive_element_value) element_value; |
| ConstantPool.CONSTANT_Long_info info = |
| (ConstantPool.CONSTANT_Long_info) |
| classFile.constant_pool.get(ev.const_value_index); |
| testCase.checkEquals(info.value, Long.parseLong(values[0]), "const_value_index"); |
| } |
| } |
| |
| private class TestFloatElementValue extends TestElementValue { |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) throws ConstantPool.InvalidIndex { |
| Annotation.Primitive_element_value ev = |
| (Annotation.Primitive_element_value) element_value; |
| ConstantPool.CONSTANT_Float_info info = |
| (ConstantPool.CONSTANT_Float_info) |
| classFile.constant_pool.get(ev.const_value_index); |
| testCase.checkEquals(info.value, Float.parseFloat(values[0]), "const_value_index"); |
| } |
| } |
| |
| private class TestDoubleElementValue extends TestElementValue { |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) throws ConstantPool.InvalidIndex { |
| Annotation.Primitive_element_value ev = |
| (Annotation.Primitive_element_value) element_value; |
| ConstantPool.CONSTANT_Double_info info = |
| (ConstantPool.CONSTANT_Double_info) |
| classFile.constant_pool.get(ev.const_value_index); |
| testCase.checkEquals(info.value, Double.parseDouble(values[0]), "const_value_index"); |
| } |
| } |
| |
| private class TestStringElementValue extends TestElementValue { |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) throws ConstantPool.InvalidIndex { |
| Annotation.Primitive_element_value ev = |
| (Annotation.Primitive_element_value) element_value; |
| ConstantPool.CONSTANT_Utf8_info info = |
| (ConstantPool.CONSTANT_Utf8_info) |
| classFile.constant_pool.get(ev.const_value_index); |
| testCase.checkEquals(info.value, values[0], "const_value_index"); |
| } |
| } |
| |
| private class TestEnumElementValue extends TestElementValue { |
| |
| @Override |
| public int getLength() { |
| return 2; |
| } |
| |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) |
| throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry { |
| Annotation.Enum_element_value ev = (Annotation.Enum_element_value) element_value; |
| testCase.checkEquals(classFile.constant_pool.getUTF8Info(ev.type_name_index).value, |
| values[0], "type_name_index"); |
| testCase.checkEquals(classFile.constant_pool.getUTF8Info(ev.const_name_index).value, |
| values[1], "const_name_index"); |
| } |
| } |
| |
| private class TestClassElementValue extends TestElementValue { |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) |
| throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry { |
| Annotation.Class_element_value ev = (Annotation.Class_element_value) element_value; |
| testCase.checkEquals( |
| classFile.constant_pool.getUTF8Info(ev.class_info_index).value, |
| values[0], "class_info_index"); |
| } |
| } |
| |
| private class TestAnnotationElementValue extends TestElementValue { |
| @Override |
| public void testLength(TestResult testCase, AnnotationDefault_attribute attr) { |
| // Suppress, since it is hard to test the length of this kind of element values. |
| } |
| |
| @Override |
| public int getLength() { |
| // Expected that the test uses DefaultAnnotation |
| // tag (1 byte) + annotation_value (2 bytes) which contains const_value |
| return 3; |
| } |
| |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) |
| throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry { |
| Annotation ev = ((Annotation.Annotation_element_value) element_value) |
| .annotation_value; |
| testCase.checkEquals( |
| classFile.constant_pool.getUTF8Info(ev.type_index).value, |
| values[0], |
| "type_index"); |
| for (int i = 0; i < ev.num_element_value_pairs; ++i) { |
| Annotation.element_value_pair pair = ev.element_value_pairs[i]; |
| testCase.checkEquals( |
| classFile.constant_pool.getUTF8Info(pair.element_name_index).value, |
| values[2 * i + 1], |
| "element_name_index"); |
| TestElementValue testElementValue = verifiers.get(pair.value.tag); |
| testElementValue.testElementValue( |
| testCase, |
| classFile, |
| pair.value, |
| new String[]{values[2 * i + 2]}); |
| } |
| } |
| } |
| |
| private class TestArrayElementValue extends TestElementValue { |
| @Override |
| public void testLength(TestResult testCase, AnnotationDefault_attribute attr) { |
| Annotation.Array_element_value ev = |
| (Annotation.Array_element_value) attr.default_value; |
| int sizeOfTag = ev.values[0].tag == 'e' ? 0 : 1; |
| // tag (1 byte) + array header (2 byte) + length of entries |
| testCase.checkEquals(attr.attribute_length, 1 + 2 + |
| (sizeOfTag + ev.length() / ev.num_values) * ev.num_values, "attribute_length"); |
| } |
| |
| @Override |
| public void testElementValue( |
| TestResult testCase, |
| ClassFile classFile, |
| Annotation.element_value element_value, |
| String[] values) |
| throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry { |
| Annotation.Array_element_value ev = |
| (Annotation.Array_element_value) element_value; |
| int index = 0; |
| for (int i = 0; i < ev.num_values; ++i) { |
| TestElementValue testElementValue = verifiers.get(ev.values[i].tag); |
| int length = testElementValue.getLength(); |
| testElementValue.testElementValue( |
| testCase, |
| classFile, |
| ev.values[i], |
| testElementValue.getValues(values, index, length)); |
| index += length; |
| } |
| } |
| } |
| } |
