本文整理汇总了Java中jdk.internal.org.objectweb.asm.commons.InstructionAdapter类的典型用法代码示例。如果您正苦于以下问题:Java InstructionAdapter类的具体用法?Java InstructionAdapter怎么用?Java InstructionAdapter使用的例子?那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
InstructionAdapter类属于jdk.internal.org.objectweb.asm.commons包,在下文中一共展示了InstructionAdapter类的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的Java代码示例。
示例1: generateConverterInit
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateConverterInit(final InstructionAdapter mv, final boolean samOnly) {
assert !samOnly || !classOverride;
for(final Map.Entry<Class<?>, String> converterField: converterFields.entrySet()) {
final Class<?> returnType = converterField.getKey();
if(!classOverride) {
mv.visitVarInsn(ALOAD, 0);
}
if(samOnly && !samReturnTypes.contains(returnType)) {
mv.visitInsn(ACONST_NULL);
} else {
mv.aconst(Type.getType(converterField.getKey()));
mv.invokestatic(SERVICES_CLASS_TYPE_NAME, "getObjectConverter", GET_CONVERTER_METHOD_DESCRIPTOR, false);
}
if(classOverride) {
mv.putstatic(generatedClassName, converterField.getValue(), METHOD_HANDLE_TYPE_DESCRIPTOR);
} else {
mv.putfield(generatedClassName, converterField.getValue(), METHOD_HANDLE_TYPE_DESCRIPTOR);
}
}
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:23,代码来源:JavaAdapterBytecodeGenerator.java
示例2: generateDelegatingConstructor
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateDelegatingConstructor(final Constructor<?> ctor) {
final Type originalCtorType = Type.getType(ctor);
final Type[] argTypes = originalCtorType.getArgumentTypes();
// All constructors must be public, even if in the superclass they were protected.
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_PUBLIC, INIT,
Type.getMethodDescriptor(originalCtorType.getReturnType(), argTypes), null, null));
mv.visitCode();
// Invoke super constructor with the same arguments.
mv.visitVarInsn(ALOAD, 0);
int offset = 1; // First arg is at position 1, after this.
for (final Type argType: argTypes) {
mv.load(offset, argType);
offset += argType.getSize();
}
mv.invokespecial(superClassName, INIT, originalCtorType.getDescriptor(), false);
endInitMethod(mv);
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:21,代码来源:JavaAdapterBytecodeGenerator.java
示例3: generateOverridingConstructorWithObjectParam
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateOverridingConstructorWithObjectParam(final InstructionAdapter mv, final Constructor<?> ctor, final String ctorDescriptor) {
mv.visitCode();
mv.visitVarInsn(ALOAD, 0);
final Class<?>[] argTypes = ctor.getParameterTypes();
int offset = 1; // First arg is at position 1, after this.
for (int i = 0; i < argTypes.length; ++i) {
final Type argType = Type.getType(argTypes[i]);
mv.load(offset, argType);
offset += argType.getSize();
}
mv.invokespecial(superClassName, INIT, ctorDescriptor, false);
mv.visitVarInsn(ALOAD, offset);
mv.visitInsn(ACONST_NULL);
mv.visitInsn(ACONST_NULL);
mv.invokestatic(SERVICES_CLASS_TYPE_NAME, "getHandle", GET_HANDLE_OBJECT_DESCRIPTOR, false);
endInitMethod(mv);
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:18,代码来源:JavaAdapterBytecodeGenerator.java
示例4: emitSuperCall
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void emitSuperCall(final InstructionAdapter mv, final Class<?> owner, final String name, final String methodDesc) {
mv.visitVarInsn(ALOAD, 0);
int nextParam = 1;
final Type methodType = Type.getMethodType(methodDesc);
for(final Type t: methodType.getArgumentTypes()) {
mv.load(nextParam, t);
nextParam += t.getSize();
}
// default method - non-abstract, interface method
if (Modifier.isInterface(owner.getModifiers())) {
mv.invokespecial(Type.getInternalName(owner), name, methodDesc, false);
} else {
mv.invokespecial(superClassName, name, methodDesc, false);
}
mv.areturn(methodType.getReturnType());
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:18,代码来源:JavaAdapterBytecodeGenerator.java
示例5: generateClassInit
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateClassInit() {
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_STATIC, CLASS_INIT,
VOID_METHOD_DESCRIPTOR, null, null));
// Assign "global = Context.getGlobal()"
GET_NON_NULL_GLOBAL.invoke(mv);
mv.putstatic(generatedClassName, GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
GET_CLASS_OVERRIDES.invoke(mv);
if(samName != null) {
// If the class is a SAM, allow having ScriptFunction passed as class overrides
mv.dup();
mv.instanceOf(SCRIPT_FUNCTION_TYPE);
mv.dup();
mv.putstatic(generatedClassName, IS_FUNCTION_FIELD_NAME, BOOLEAN_TYPE_DESCRIPTOR);
final Label notFunction = new Label();
mv.ifeq(notFunction);
mv.dup();
mv.checkcast(SCRIPT_FUNCTION_TYPE);
emitInitCallThis(mv);
mv.visitLabel(notFunction);
}
mv.putstatic(generatedClassName, DELEGATE_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
endInitMethod(mv);
}
开发者ID:AdoptOpenJDK,项目名称:openjdk-jdk10,代码行数:27,代码来源:JavaAdapterBytecodeGenerator.java
示例6: convertReturnValue
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private static void convertReturnValue(final InstructionAdapter mv, final Class<?> origReturnType) {
if (origReturnType == void.class) {
mv.pop();
} else if (origReturnType == Object.class) {
// Must hide ConsString (and potentially other internal Nashorn types) from callers
EXPORT_RETURN_VALUE.invoke(mv);
} else if (origReturnType == byte.class) {
mv.visitInsn(I2B);
} else if (origReturnType == short.class) {
mv.visitInsn(I2S);
} else if (origReturnType == float.class) {
mv.visitInsn(D2F);
} else if (origReturnType == char.class) {
TO_CHAR_PRIMITIVE.invoke(mv);
}
}
开发者ID:AdoptOpenJDK,项目名称:openjdk-jdk10,代码行数:17,代码来源:JavaAdapterBytecodeGenerator.java
示例7: emitSuperCall
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private int emitSuperCall(final InstructionAdapter mv, final Class<?> owner, final String name, final String methodDesc, final boolean constructor) {
mv.visitVarInsn(ALOAD, 0);
int nextParam = 1;
final Type methodType = Type.getMethodType(methodDesc);
for(final Type t: methodType.getArgumentTypes()) {
mv.load(nextParam, t);
nextParam += t.getSize();
}
// default method - non-abstract, interface method
if (!constructor && Modifier.isInterface(owner.getModifiers())) {
// we should call default method on the immediate "super" type - not on (possibly)
// the indirectly inherited interface class!
final Class<?> superType = findInvokespecialOwnerFor(owner);
mv.visitMethodInsn(INVOKESPECIAL, Type.getInternalName(superType), name, methodDesc,
Modifier.isInterface(superType.getModifiers()));
} else {
mv.invokespecial(superClassName, name, methodDesc, false);
}
return nextParam;
}
开发者ID:AdoptOpenJDK,项目名称:openjdk-jdk10,代码行数:22,代码来源:JavaAdapterBytecodeGenerator.java
示例8: generateClassInit
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateClassInit() {
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_STATIC, CLASS_INIT,
VOID_METHOD_DESCRIPTOR, null, null));
// Assign "global = Context.getGlobal()"
GET_NON_NULL_GLOBAL.invoke(mv);
mv.putstatic(generatedClassName, GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
GET_CLASS_OVERRIDES.invoke(mv);
if(samName != null) {
// If the class is a SAM, allow having ScriptFunction passed as class overrides
mv.dup();
mv.instanceOf(SCRIPT_FUNCTION_TYPE);
mv.dup();
mv.putstatic(generatedClassName, IS_FUNCTION_FIELD_NAME, BOOLEAN_TYPE_DESCRIPTOR);
final Label notFunction = new Label();
mv.ifeq(notFunction);
mv.dup();
mv.checkcast(SCRIPT_FUNCTION_TYPE);
emitInitCallThis(mv);
mv.visitLabel(notFunction);
}
mv.putstatic(generatedClassName, DELEGATE_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
endInitMethod(mv);
}
开发者ID:campolake,项目名称:openjdk9,代码行数:27,代码来源:JavaAdapterBytecodeGenerator.java
示例9: emitSuperCall
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private int emitSuperCall(final InstructionAdapter mv, final Class<?> owner, final String name, final String methodDesc, final boolean constructor) {
mv.visitVarInsn(ALOAD, 0);
int nextParam = 1;
final Type methodType = Type.getMethodType(methodDesc);
for(final Type t: methodType.getArgumentTypes()) {
mv.load(nextParam, t);
nextParam += t.getSize();
}
// default method - non-abstract, interface method
if (!constructor && Modifier.isInterface(owner.getModifiers())) {
// we should call default method on the immediate "super" type - not on (possibly)
// the indirectly inherited interface class!
mv.invokespecial(Type.getInternalName(findInvokespecialOwnerFor(owner)), name, methodDesc, false);
} else {
mv.invokespecial(superClassName, name, methodDesc, false);
}
return nextParam;
}
开发者ID:campolake,项目名称:openjdk9,代码行数:20,代码来源:JavaAdapterBytecodeGenerator.java
示例10: generateDelegatingConstructor
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateDelegatingConstructor(final Constructor<?> ctor) {
final Type originalCtorType = Type.getType(ctor);
final Type[] argTypes = originalCtorType.getArgumentTypes();
// All constructors must be public, even if in the superclass they were protected.
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_PUBLIC |
(ctor.isVarArgs() ? ACC_VARARGS : 0), INIT,
Type.getMethodDescriptor(originalCtorType.getReturnType(), argTypes), null, null));
mv.visitCode();
// Invoke super constructor with the same arguments.
mv.visitVarInsn(ALOAD, 0);
int offset = 1; // First arg is at position 1, after this.
for (final Type argType: argTypes) {
mv.load(offset, argType);
offset += argType.getSize();
}
mv.invokespecial(superClassName, INIT, originalCtorType.getDescriptor(), false);
endInitMethod(mv);
}
开发者ID:malaporte,项目名称:kaziranga,代码行数:22,代码来源:JavaAdapterBytecodeGenerator.java
示例11: emitSuperCall
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void emitSuperCall(final InstructionAdapter mv, final Class<?> owner, final String name, final String methodDesc) {
mv.visitVarInsn(ALOAD, 0);
int nextParam = 1;
final Type methodType = Type.getMethodType(methodDesc);
for(final Type t: methodType.getArgumentTypes()) {
mv.load(nextParam, t);
nextParam += t.getSize();
}
// default method - non-abstract, interface method
if (Modifier.isInterface(owner.getModifiers())) {
// we should call default method on the immediate "super" type - not on (possibly)
// the indirectly inherited interface class!
mv.invokespecial(Type.getInternalName(findInvokespecialOwnerFor(owner)), name, methodDesc, false);
} else {
mv.invokespecial(superClassName, name, methodDesc, false);
}
mv.areturn(methodType.getReturnType());
}
开发者ID:ojdkbuild,项目名称:lookaside_java-1.8.0-openjdk,代码行数:20,代码来源:JavaAdapterBytecodeGenerator.java
示例12: generateDelegatingConstructor
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateDelegatingConstructor(final Constructor<?> ctor) {
final Type originalCtorType = Type.getType(ctor);
final Type[] argTypes = originalCtorType.getArgumentTypes();
// All constructors must be public, even if in the superclass they were protected.
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_PUBLIC, INIT,
Type.getMethodDescriptor(originalCtorType.getReturnType(), argTypes), null, null));
mv.visitCode();
// Invoke super constructor with the same arguments.
mv.visitVarInsn(ALOAD, 0);
int offset = 1; // First arg is at position 1, after this.
for (Type argType: argTypes) {
mv.load(offset, argType);
offset += argType.getSize();
}
mv.invokespecial(superClassName, INIT, originalCtorType.getDescriptor());
endInitMethod(mv);
}
开发者ID:RedlineResearch,项目名称:OLD-OpenJDK8,代码行数:21,代码来源:JavaAdapterBytecodeGenerator.java
示例13: loadMethodTypeAndGetHandle
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private static void loadMethodTypeAndGetHandle(final InstructionAdapter mv, final MethodInfo mi, final String getHandleDescriptor) {
// NOTE: we're using generic() here because we'll be linking to the "generic" invoker version of
// the functions anyway, so we cut down on megamorphism in the invokeExact() calls in adapter
// bodies. Once we start linking to type-specializing invokers, this should be changed.
mv.aconst(Type.getMethodType(mi.type.generic().toMethodDescriptorString()));
mv.invokestatic(SERVICES_CLASS_TYPE_NAME, "getHandle", getHandleDescriptor, false);
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:8,代码来源:JavaAdapterBytecodeGenerator.java
示例14: boxStackTop
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private static void boxStackTop(final InstructionAdapter mv, final Type t) {
switch(t.getSort()) {
case Type.BOOLEAN:
invokeValueOf(mv, "Boolean", 'Z');
break;
case Type.BYTE:
case Type.SHORT:
case Type.INT:
// bytes and shorts get boxed as integers
invokeValueOf(mv, "Integer", 'I');
break;
case Type.CHAR:
invokeValueOf(mv, "Character", 'C');
break;
case Type.FLOAT:
// floats get boxed as doubles
mv.visitInsn(Opcodes.F2D);
invokeValueOf(mv, "Double", 'D');
break;
case Type.LONG:
invokeValueOf(mv, "Long", 'J');
break;
case Type.DOUBLE:
invokeValueOf(mv, "Double", 'D');
break;
case Type.ARRAY:
case Type.METHOD:
// Already boxed
break;
case Type.OBJECT:
if(t.equals(OBJECT_TYPE)) {
mv.invokestatic(SCRIPTUTILS_TYPE_NAME, "unwrap", UNWRAP_METHOD_DESCRIPTOR, false);
}
break;
default:
// Not expecting anything else (e.g. VOID)
assert false;
break;
}
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:41,代码来源:JavaAdapterBytecodeGenerator.java
示例15: emitFinally
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
/**
* Emit code to restore the previous Nashorn Context when needed.
* @param mv the instruction adapter
* @param currentGlobalVar index of the local variable holding the reference to the current global at method
* entry.
* @param globalsDifferVar index of the boolean local variable that is true if the global needs to be restored.
*/
private static void emitFinally(final InstructionAdapter mv, final int currentGlobalVar, final int globalsDifferVar) {
// Emit code to restore the previous Nashorn global if needed
mv.visitVarInsn(ILOAD, globalsDifferVar);
final Label skip = new Label();
mv.ifeq(skip);
mv.visitVarInsn(ALOAD, currentGlobalVar);
invokeSetGlobal(mv);
mv.visitLabel(skip);
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:17,代码来源:JavaAdapterBytecodeGenerator.java
示例16: generateSuperMethod
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateSuperMethod(final MethodInfo mi) {
final Method method = mi.method;
final String methodDesc = mi.type.toMethodDescriptorString();
final String name = mi.getName();
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(getAccessModifiers(method),
SUPER_PREFIX + name, methodDesc, null, getExceptionNames(method.getExceptionTypes())));
mv.visitCode();
emitSuperCall(mv, method.getDeclaringClass(), name, methodDesc);
endMethod(mv);
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:15,代码来源:JavaAdapterBytecodeGenerator.java
示例17: generateFinalizerDelegate
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateFinalizerDelegate(final String finalizerDelegateName) {
// Generate a delegate that will be invoked from the no-permission trampoline. Note it can be private, as we'll
// refer to it with a MethodHandle constant pool entry in the overridden finalize() method (see
// generateFinalizerOverride()).
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_PRIVATE | ACC_STATIC,
finalizerDelegateName, Type.getMethodDescriptor(Type.VOID_TYPE, OBJECT_TYPE), null, null));
// Simply invoke super.finalize()
mv.visitVarInsn(ALOAD, 0);
mv.checkcast(Type.getType(generatedClassName));
mv.invokespecial(superClassName, "finalize", Type.getMethodDescriptor(Type.VOID_TYPE), false);
mv.visitInsn(RETURN);
endMethod(mv);
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:16,代码来源:JavaAdapterBytecodeGenerator.java
示例18: generateFinalizerOverride
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateFinalizerOverride(final String finalizerDelegateName) {
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_PUBLIC, "finalize",
VOID_NOARG_METHOD_DESCRIPTOR, null, null));
// Overridden finalizer will take a MethodHandle to the finalizer delegating method, ...
mv.aconst(new Handle(Opcodes.H_INVOKESTATIC, generatedClassName, finalizerDelegateName,
Type.getMethodDescriptor(Type.VOID_TYPE, OBJECT_TYPE)));
mv.visitVarInsn(ALOAD, 0);
// ...and invoke it through JavaAdapterServices.invokeNoPermissions
mv.invokestatic(SERVICES_CLASS_TYPE_NAME, "invokeNoPermissions",
Type.getMethodDescriptor(METHOD_HANDLE_TYPE, OBJECT_TYPE), false);
mv.visitInsn(RETURN);
endMethod(mv);
}
开发者ID:SunburstApps,项目名称:OpenJSharp,代码行数:14,代码来源:JavaAdapterBytecodeGenerator.java
示例19: emitInitCallThis
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
/**
* Emit bytecode for initializing the "callThis" field.
*/
private void emitInitCallThis(final InstructionAdapter mv) {
loadField(mv, GLOBAL_FIELD_NAME, SCRIPT_OBJECT_TYPE_DESCRIPTOR);
GET_CALL_THIS.invoke(mv);
if(classOverride) {
mv.putstatic(generatedClassName, CALL_THIS_FIELD_NAME, OBJECT_TYPE_DESCRIPTOR);
} else {
// It is presumed ALOAD 0 was already executed
mv.putfield(generatedClassName, CALL_THIS_FIELD_NAME, OBJECT_TYPE_DESCRIPTOR);
}
}
开发者ID:AdoptOpenJDK,项目名称:openjdk-jdk10,代码行数:14,代码来源:JavaAdapterBytecodeGenerator.java
示例20: generateDelegatingConstructor
import jdk.internal.org.objectweb.asm.commons.InstructionAdapter; //导入依赖的package包/类
private void generateDelegatingConstructor(final Constructor<?> ctor) {
final Type originalCtorType = Type.getType(ctor);
final Type[] argTypes = originalCtorType.getArgumentTypes();
// All constructors must be public, even if in the superclass they were protected.
final InstructionAdapter mv = new InstructionAdapter(cw.visitMethod(ACC_PUBLIC |
(ctor.isVarArgs() ? ACC_VARARGS : 0), INIT,
Type.getMethodDescriptor(originalCtorType.getReturnType(), argTypes), null, null));
mv.visitCode();
emitSuperConstructorCall(mv, originalCtorType.getDescriptor());
endInitMethod(mv);
}
开发者ID:AdoptOpenJDK,项目名称:openjdk-jdk10,代码行数:15,代码来源:JavaAdapterBytecodeGenerator.java
注:本文中的jdk.internal.org.objectweb.asm.commons.InstructionAdapter类示例整理自Github/MSDocs等源码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。 |
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