Java Code Examples for com.sun.tools.classfile.Method#getName()
The following examples show how to use
com.sun.tools.classfile.Method#getName() .
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Example 1
| Source File: LambdaAsm.java From dragonwell8_jdk with GNU General Public License v2.0 | 6 votes |
|
static int checkMethod(ClassFile cf, String mthd) throws Exception {
if (cf.major_version < 52) {
throw new RuntimeException("unexpected class file version, in "
+ cf.getName() + "expected 52, got " + cf.major_version);
}
int count = 0;
for (Method m : cf.methods) {
String mname = m.getName(cf.constant_pool);
if (mname.equals(mthd)) {
for (Attribute a : m.attributes) {
if ("Code".equals(a.getName(cf.constant_pool))) {
count++;
checkMethod(cf.getName(), mname, cf.constant_pool,
(Code_attribute) a);
}
}
}
}
return count;
}
Example 2
| Source File: LambdaAsm.java From openjdk-jdk8u with GNU General Public License v2.0 | 6 votes |
|
static int checkMethod(ClassFile cf, String mthd) throws Exception {
if (cf.major_version < 52) {
throw new RuntimeException("unexpected class file version, in "
+ cf.getName() + "expected 52, got " + cf.major_version);
}
int count = 0;
for (Method m : cf.methods) {
String mname = m.getName(cf.constant_pool);
if (mname.equals(mthd)) {
for (Attribute a : m.attributes) {
if ("Code".equals(a.getName(cf.constant_pool))) {
count++;
checkMethod(cf.getName(), mname, cf.constant_pool,
(Code_attribute) a);
}
}
}
}
return count;
}
Example 3
| Source File: LVTHarness.java From TencentKona-8 with GNU General Public License v2.0 | 6 votes |
|
void checkClassFile(File file)
throws IOException, ConstantPoolException, InvalidDescriptor {
ClassFile classFile = ClassFile.read(file);
ConstantPool constantPool = classFile.constant_pool;
//lets get all the methods in the class file.
for (Method method : classFile.methods) {
for (ElementKey elementKey: aliveRangeMap.keySet()) {
String methodDesc = method.getName(constantPool) +
method.descriptor.getParameterTypes(constantPool).replace(" ", "");
if (methodDesc.equals(elementKey.elem.toString())) {
checkMethod(constantPool, method, aliveRangeMap.get(elementKey));
seenAliveRanges.add(elementKey);
}
}
}
}
Example 4
| Source File: LambdaAsm.java From TencentKona-8 with GNU General Public License v2.0 | 6 votes |
|
static int checkMethod(ClassFile cf, String mthd) throws Exception {
if (cf.major_version < 52) {
throw new RuntimeException("unexpected class file version, in "
+ cf.getName() + "expected 52, got " + cf.major_version);
}
int count = 0;
for (Method m : cf.methods) {
String mname = m.getName(cf.constant_pool);
if (mname.equals(mthd)) {
for (Attribute a : m.attributes) {
if ("Code".equals(a.getName(cf.constant_pool))) {
count++;
checkMethod(cf.getName(), mname, cf.constant_pool,
(Code_attribute) a);
}
}
}
}
return count;
}
Example 5
| Source File: LambdaAsm.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
|
static int checkMethod(ClassFile cf, String mthd) throws Exception {
if (cf.major_version < 52) {
throw new RuntimeException("unexpected class file version, in "
+ cf.getName() + "expected 52, got " + cf.major_version);
}
int count = 0;
for (Method m : cf.methods) {
String mname = m.getName(cf.constant_pool);
if (mname.equals(mthd)) {
for (Attribute a : m.attributes) {
if ("Code".equals(a.getName(cf.constant_pool))) {
count++;
checkMethod(cf.getName(), mname, cf.constant_pool,
(Code_attribute) a);
}
}
}
}
return count;
}
Example 6
| Source File: LVTHarness.java From jdk8u60 with GNU General Public License v2.0 | 6 votes |
|
void checkClassFile(File file)
throws IOException, ConstantPoolException, InvalidDescriptor {
ClassFile classFile = ClassFile.read(file);
ConstantPool constantPool = classFile.constant_pool;
//lets get all the methods in the class file.
for (Method method : classFile.methods) {
for (ElementKey elementKey: aliveRangeMap.keySet()) {
String methodDesc = method.getName(constantPool) +
method.descriptor.getParameterTypes(constantPool).replace(" ", "");
if (methodDesc.equals(elementKey.elem.toString())) {
checkMethod(constantPool, method, aliveRangeMap.get(elementKey));
seenAliveRanges.add(elementKey);
}
}
}
}
Example 7
| Source File: ClassWriter.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
|
String getName(Method m) {
try {
return m.getName(constant_pool);
} catch (ConstantPoolException e) {
return report(e);
}
}
Example 8
| Source File: TestNoBridgeOnDefaults.java From openjdk-jdk8u with GNU General Public License v2.0 | 5 votes |
|
void checkNoBridgeOnDefaults(File f) {
System.err.println("check: " + f);
try {
ClassFile cf = ClassFile.read(f);
for (Method m : cf.methods) {
String mname = m.getName(cf.constant_pool);
if (mname.equals(TEST_METHOD_NAME)) {
throw new Error("unexpected bridge method found " + m);
}
}
} catch (Exception e) {
e.printStackTrace();
throw new Error("error reading " + f +": " + e);
}
}
Example 9
| Source File: TestNonSerializableLambdaNameStability.java From openjdk-jdk8u with GNU General Public License v2.0 | 5 votes |
|
void run() throws Exception {
List<JavaFileObject> sources = new ArrayList<>();
for (int i = 0; i < 3; i++) {
sources.add(new SourceJavaFileObject("L" + i, String.format(lambdaSource, i)));
}
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
try (MemoryFileManager fm = new MemoryFileManager(compiler.getStandardFileManager(null, null, null))) {
if (!compiler.getTask(null, fm, null, null, null, sources).call()) {
throw new AssertionError("Compilation failed!");
}
for (String file : fm.name2Content.keySet()) {
byte[] fileBytes = fm.name2Content.get(file);
try (InputStream in = new ByteArrayInputStream(fileBytes)) {
boolean foundLambdaMethod = false;
ClassFile cf = ClassFile.read(in);
StringBuilder seenMethods = new StringBuilder();
String sep = "";
for (Method m : cf.methods) {
String methodName = m.getName(cf.constant_pool);
if (expectedLambdaMethodName.equals(methodName)) {
foundLambdaMethod = true;
break;
}
seenMethods.append(sep);
seenMethods.append(methodName);
sep = ", ";
}
if (!foundLambdaMethod) {
throw new AbstractMethodError("Did not find the lambda method, " +
"found methods: " + seenMethods.toString());
}
}
}
}
}
Example 10
| Source File: ClassWriter.java From openjdk-jdk8u with GNU General Public License v2.0 | 5 votes |
|
String getName(Method m) {
try {
return m.getName(constant_pool);
} catch (ConstantPoolException e) {
return report(e);
}
}
Example 11
| Source File: TestNoBridgeOnDefaults.java From jdk8u60 with GNU General Public License v2.0 | 5 votes |
|
void checkNoBridgeOnDefaults(File f) {
System.err.println("check: " + f);
try {
ClassFile cf = ClassFile.read(f);
for (Method m : cf.methods) {
String mname = m.getName(cf.constant_pool);
if (mname.equals(TEST_METHOD_NAME)) {
throw new Error("unexpected bridge method found " + m);
}
}
} catch (Exception e) {
e.printStackTrace();
throw new Error("error reading " + f +": " + e);
}
}
Example 12
| Source File: ClassWriter.java From jdk8u60 with GNU General Public License v2.0 | 5 votes |
|
String getName(Method m) {
try {
return m.getName(constant_pool);
} catch (ConstantPoolException e) {
return report(e);
}
}
Example 13
| Source File: TestNoBridgeOnDefaults.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
|
void checkNoBridgeOnDefaults(File f) {
System.err.println("check: " + f);
try {
ClassFile cf = ClassFile.read(f);
for (Method m : cf.methods) {
String mname = m.getName(cf.constant_pool);
if (mname.equals(TEST_METHOD_NAME)) {
throw new Error("unexpected bridge method found " + m);
}
}
} catch (Exception e) {
e.printStackTrace();
throw new Error("error reading " + f +": " + e);
}
}
Example 14
| Source File: TestNonSerializableLambdaNameStability.java From TencentKona-8 with GNU General Public License v2.0 | 5 votes |
|
void run() throws Exception {
List<JavaFileObject> sources = new ArrayList<>();
for (int i = 0; i < 3; i++) {
sources.add(new SourceJavaFileObject("L" + i, String.format(lambdaSource, i)));
}
JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
try (MemoryFileManager fm = new MemoryFileManager(compiler.getStandardFileManager(null, null, null))) {
if (!compiler.getTask(null, fm, null, null, null, sources).call()) {
throw new AssertionError("Compilation failed!");
}
for (String file : fm.name2Content.keySet()) {
byte[] fileBytes = fm.name2Content.get(file);
try (InputStream in = new ByteArrayInputStream(fileBytes)) {
boolean foundLambdaMethod = false;
ClassFile cf = ClassFile.read(in);
StringBuilder seenMethods = new StringBuilder();
String sep = "";
for (Method m : cf.methods) {
String methodName = m.getName(cf.constant_pool);
if (expectedLambdaMethodName.equals(methodName)) {
foundLambdaMethod = true;
break;
}
seenMethods.append(sep);
seenMethods.append(methodName);
sep = ", ";
}
if (!foundLambdaMethod) {
throw new AbstractMethodError("Did not find the lambda method, " +
"found methods: " + seenMethods.toString());
}
}
}
}
}
Example 15
| Source File: BridgeHarness.java From jdk8u60 with GNU General Public License v2.0 | 4 votes |
|
/**
* return a string representation of a bytecode method
*/
static String descriptor(Method m, ConstantPool cp) throws ConstantPoolException {
return m.getName(cp) + m.descriptor.getValue(cp);
}
Example 16
| Source File: TestDefaultBody.java From jdk8u60 with GNU General Public License v2.0 | 4 votes |
|
void verifyDefaultBody(File f) {
System.err.println("verify: " + f);
try {
ClassFile cf = ClassFile.read(f);
Method testMethod = null;
Code_attribute codeAttr = null;
for (Method m : cf.methods) {
codeAttr = (Code_attribute)m.attributes.get(Attribute.Code);
String mname = m.getName(cf.constant_pool);
if (mname.equals(TEST_METHOD_NAME)) {
testMethod = m;
break;
} else {
codeAttr = null;
}
}
if (testMethod == null) {
throw new Error("Test method not found");
}
if (testMethod.access_flags.is(AccessFlags.ACC_ABSTRACT)) {
throw new Error("Test method is abstract");
}
if (codeAttr == null) {
throw new Error("Code attribute in test method not found");
}
boolean found = false;
for (Instruction instr : codeAttr.getInstructions()) {
if (instr.getOpcode() == Opcode.INVOKESTATIC) {
found = true;
int pc_index = instr.getShort(1);
CONSTANT_Methodref_info mref = (CONSTANT_Methodref_info)cf.constant_pool.get(pc_index);
String className = mref.getClassName();
String targetName = mref.getNameAndTypeInfo().getName();
String targetType = mref.getNameAndTypeInfo().getType();
if (!className.equals(TARGET_CLASS_NAME)) {
throw new Error("unexpected class in default method body " + className);
}
if (!targetName.equals(TARGET_NAME)) {
throw new Error("unexpected method name in default method body " + targetName);
}
if (!targetType.equals(TARGET_TYPE)) {
throw new Error("unexpected method type in default method body " + targetType);
}
break;
}
}
if (!found) {
throw new Error("no invokestatic found in default method body");
}
} catch (Exception e) {
e.printStackTrace();
throw new Error("error reading " + f +": " + e);
}
}
Example 17
| Source File: TestDefaultBody.java From TencentKona-8 with GNU General Public License v2.0 | 4 votes |
|
void verifyDefaultBody(File f) {
System.err.println("verify: " + f);
try {
ClassFile cf = ClassFile.read(f);
Method testMethod = null;
Code_attribute codeAttr = null;
for (Method m : cf.methods) {
codeAttr = (Code_attribute)m.attributes.get(Attribute.Code);
String mname = m.getName(cf.constant_pool);
if (mname.equals(TEST_METHOD_NAME)) {
testMethod = m;
break;
} else {
codeAttr = null;
}
}
if (testMethod == null) {
throw new Error("Test method not found");
}
if (testMethod.access_flags.is(AccessFlags.ACC_ABSTRACT)) {
throw new Error("Test method is abstract");
}
if (codeAttr == null) {
throw new Error("Code attribute in test method not found");
}
boolean found = false;
for (Instruction instr : codeAttr.getInstructions()) {
if (instr.getOpcode() == Opcode.INVOKESTATIC) {
found = true;
int pc_index = instr.getShort(1);
CONSTANT_Methodref_info mref = (CONSTANT_Methodref_info)cf.constant_pool.get(pc_index);
String className = mref.getClassName();
String targetName = mref.getNameAndTypeInfo().getName();
String targetType = mref.getNameAndTypeInfo().getType();
if (!className.equals(TARGET_CLASS_NAME)) {
throw new Error("unexpected class in default method body " + className);
}
if (!targetName.equals(TARGET_NAME)) {
throw new Error("unexpected method name in default method body " + targetName);
}
if (!targetType.equals(TARGET_TYPE)) {
throw new Error("unexpected method type in default method body " + targetType);
}
break;
}
}
if (!found) {
throw new Error("no invokestatic found in default method body");
}
} catch (Exception e) {
e.printStackTrace();
throw new Error("error reading " + f +": " + e);
}
}
Example 18
| Source File: BridgeHarness.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
/**
* return a string representation of a bytecode method
*/
static String descriptor(Method m, ConstantPool cp) throws ConstantPoolException {
return m.getName(cp) + m.descriptor.getValue(cp);
}
Example 19
| Source File: BridgeHarness.java From TencentKona-8 with GNU General Public License v2.0 | 4 votes |
|
/**
* return a string representation of a bytecode method
*/
static String descriptor(Method m, ConstantPool cp) throws ConstantPoolException {
return m.getName(cp) + m.descriptor.getValue(cp);
}
Example 20
| Source File: TestDefaultBody.java From openjdk-jdk8u with GNU General Public License v2.0 | 4 votes |
|
void verifyDefaultBody(File f) {
System.err.println("verify: " + f);
try {
ClassFile cf = ClassFile.read(f);
Method testMethod = null;
Code_attribute codeAttr = null;
for (Method m : cf.methods) {
codeAttr = (Code_attribute)m.attributes.get(Attribute.Code);
String mname = m.getName(cf.constant_pool);
if (mname.equals(TEST_METHOD_NAME)) {
testMethod = m;
break;
} else {
codeAttr = null;
}
}
if (testMethod == null) {
throw new Error("Test method not found");
}
if (testMethod.access_flags.is(AccessFlags.ACC_ABSTRACT)) {
throw new Error("Test method is abstract");
}
if (codeAttr == null) {
throw new Error("Code attribute in test method not found");
}
boolean found = false;
for (Instruction instr : codeAttr.getInstructions()) {
if (instr.getOpcode() == Opcode.INVOKESTATIC) {
found = true;
int pc_index = instr.getShort(1);
CONSTANT_Methodref_info mref = (CONSTANT_Methodref_info)cf.constant_pool.get(pc_index);
String className = mref.getClassName();
String targetName = mref.getNameAndTypeInfo().getName();
String targetType = mref.getNameAndTypeInfo().getType();
if (!className.equals(TARGET_CLASS_NAME)) {
throw new Error("unexpected class in default method body " + className);
}
if (!targetName.equals(TARGET_NAME)) {
throw new Error("unexpected method name in default method body " + targetName);
}
if (!targetType.equals(TARGET_TYPE)) {
throw new Error("unexpected method type in default method body " + targetType);
}
break;
}
}
if (!found) {
throw new Error("no invokestatic found in default method body");
}
} catch (Exception e) {
e.printStackTrace();
throw new Error("error reading " + f +": " + e);
}
}
