private Statement generateInterceptorLogic(ClassStructureBuilder<?> classBuilder, MetaMethod method, Statement requestLogic, List<Statement> parmVars, List<Class<?>> interceptors) { final Statement callContext = ProxyUtil.generateProxyMethodCallContext(context, RemoteCallContext.class, classBuilder.getClassDefinition(), method, requestLogic, interceptors).finish(); return Stmt.try_() .append( Stmt.declareVariable(CallContextStatus.class).asFinal().named("status").initializeWith( Stmt.newObject(CallContextStatus.class).withParameters(interceptors.toArray()))) .append( Stmt.declareVariable(RemoteCallContext.class).asFinal().named("callContext") .initializeWith(callContext)) .append( Stmt.loadVariable("callContext").invoke("setParameters", Stmt.newArray(Object.class).initialize(parmVars.toArray()))) .append( Stmt.loadVariable("callContext").invoke("proceed")) .finish() .catch_(Throwable.class, "throwable") .append( If.cond(Bool.notEquals(Stmt.loadVariable("errorCallback"), Stmt.loadLiteral(null))) .append( If.cond(Stmt.loadVariable("errorCallback").invoke("error", Stmt.load(null), Variable.get("throwable"))) .append(Stmt.loadVariable("this").invoke("invokeDefaultErrorHandlers", Variable.get("throwable"))) .finish() ).finish() .else_() .append(Stmt.loadVariable("this").invoke("invokeDefaultErrorHandlers", Variable.get("throwable"))) .finish()) .finish(); }
.body(); final BlockBuilder<CatchBlockBuilder> tryBuilder = Stmt.try_();
.body(); final BlockBuilder<CatchBlockBuilder> tryBuilder = Stmt.try_();
@Override public void makeConstructorAccessible(final ClassStructureBuilder<?> classBuilder, final MetaConstructor constructor) { final DefParameters methodDefParms = DefParameters.from(constructor); final String cachedMethod = initCachedMethod(classBuilder, constructor); final Object[] args = new Object[methodDefParms.getParameters().size()]; int i = 0; for (final Parameter p : methodDefParms.getParameters()) { args[i++] = Refs.get(p.getName()); } final BlockBuilder<? extends ClassStructureBuilder> body = classBuilder.publicMethod(constructor.getReturnType(), PrivateAccessUtil.getPrivateMethodName(constructor)) .parameters(methodDefParms) .modifiers(Modifier.Static) .body(); final Statement tryBuilder = Stmt.try_() .append( Stmt.nestedCall( Stmt.castTo(constructor.getReturnType(), Stmt.loadVariable(cachedMethod).invoke("newInstance", (Object) args))).returnValue()) .finish() .catch_(Throwable.class, "e") .append(Stmt.loadVariable("e").invoke("printStackTrace")) .append(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish(); body.append(tryBuilder).finish(); }
@Override public void makeConstructorAccessible(final ClassStructureBuilder<?> classBuilder, final MetaConstructor constructor) { final DefParameters methodDefParms = DefParameters.from(constructor); final String cachedMethod = initCachedMethod(classBuilder, constructor); final Object[] args = new Object[methodDefParms.getParameters().size()]; int i = 0; for (final Parameter p : methodDefParms.getParameters()) { args[i++] = Refs.get(p.getName()); } final BlockBuilder<? extends ClassStructureBuilder> body = classBuilder.publicMethod(constructor.getReturnType(), PrivateAccessUtil.getPrivateMethodName(constructor)) .parameters(methodDefParms) .modifiers(Modifier.Static) .body(); final Statement tryBuilder = Stmt.try_() .append( Stmt.nestedCall( Stmt.castTo(constructor.getReturnType(), Stmt.loadVariable(cachedMethod).invoke("newInstance", (Object) args))).returnValue()) .finish() .catch_(Throwable.class, "e") .append(Stmt.loadVariable("e").invoke("printStackTrace")) .append(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish(); body.append(tryBuilder).finish(); }
private Statement generateInterceptorLogic(ClassStructureBuilder<?> classBuilder, MetaMethod method, Statement requestLogic, List<Statement> parmVars, List<Class<?>> interceptors) { final Statement callContext = ProxyUtil.generateProxyMethodCallContext(context, RemoteCallContext.class, classBuilder.getClassDefinition(), method, requestLogic, interceptors).finish(); return Stmt.try_() .append( Stmt.declareVariable(CallContextStatus.class).asFinal().named("status").initializeWith( Stmt.newObject(CallContextStatus.class).withParameters(interceptors.toArray()))) .append( Stmt.declareVariable(RemoteCallContext.class).asFinal().named("callContext") .initializeWith(callContext)) .append( Stmt.loadVariable("callContext").invoke("setParameters", Stmt.newArray(Object.class).initialize(parmVars.toArray()))) .append( Stmt.loadVariable("callContext").invoke("proceed")) .finish() .catch_(Throwable.class, "throwable") .append( If.cond(Bool.notEquals(Stmt.loadVariable("errorCallback"), Stmt.loadLiteral(null))) .append( If.cond(Stmt.loadVariable("errorCallback").invoke("error", Stmt.load(null), Variable.get("throwable"))) .append(Stmt.loadVariable("this").invoke("invokeDefaultErrorHandlers", Variable.get("throwable"))) .finish() ).finish() .else_() .append(Stmt.loadVariable("this").invoke("invokeDefaultErrorHandlers", Variable.get("throwable"))) .finish()) .finish(); }
public static void createJavaReflectionFieldInitializerUtilMethod(final ClassStructureBuilder<?> classBuilder) { if (classBuilder.getClassDefinition().getMethod(JAVA_REFL_FLD_UTIL_METH, Class.class, Field.class) != null) { return; } classBuilder.privateMethod(Field.class, JAVA_REFL_FLD_UTIL_METH).modifiers(Modifier.Static) .parameters(DefParameters.of(Parameter.of(Class.class, "cls"), Parameter.of(String.class, "name"))) .body() ._(Stmt.try_() ._(Stmt.declareVariable("fld", Stmt.loadVariable("cls").invoke("getDeclaredField", Stmt.loadVariable("name")))) ._(Stmt.loadVariable("fld").invoke("setAccessible", true)) ._(Stmt.loadVariable("fld").returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
public static void createJavaReflectionFieldInitializerUtilMethod(final ClassStructureBuilder<?> classBuilder) { if (classBuilder.getClassDefinition().getMethod(JAVA_REFL_FLD_UTIL_METH, Class.class, Field.class) != null) { return; } classBuilder.privateMethod(Field.class, JAVA_REFL_FLD_UTIL_METH).modifiers(Modifier.Static) .parameters(DefParameters.of(Parameter.of(Class.class, "cls"), Parameter.of(String.class, "name"))) .body() ._(Stmt.try_() ._(Stmt.declareVariable("fld", Stmt.loadVariable("cls").invoke("getDeclaredField", Stmt.loadVariable("name")))) ._(Stmt.loadVariable("fld").invoke("setAccessible", true)) ._(Stmt.loadVariable("fld").returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
@Override public void createWritableField(final MetaClass type, final ClassStructureBuilder<?> classBuilder, final MetaField field, final Modifier[] modifiers) { final String cachedField = initCachedField(classBuilder, field); final String setterName = getReflectionFieldSetterName(field); final MethodCommentBuilder<? extends ClassStructureBuilder<?>> methodBuilder = classBuilder.privateMethod(void.class, PrivateAccessUtil.getPrivateFieldAccessorName(field)); if (!field.isStatic()) { methodBuilder .parameters( DefParameters.fromParameters( Parameter.of(field.getDeclaringClass().getErased(), "instance"), Parameter.of(field.getType(), "value") ) ); } methodBuilder.modifiers(modifiers) .body() ._(Stmt.try_() ._(Stmt.loadVariable(cachedField).invoke(setterName, Refs.get("instance"), Refs.get("value"))) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
public static void createJavaReflectionConstructorInitializerUtilMethod( final ClassStructureBuilder<?> classBuilder) { if (classBuilder.getClassDefinition().getMethod(JAVA_REFL_CONSTRUCTOR_UTIL_METH, Class.class, Class[].class) != null) { return; } classBuilder.privateMethod(Constructor.class, JAVA_REFL_CONSTRUCTOR_UTIL_METH).modifiers(Modifier.Static) .parameters(DefParameters.of(Parameter.of(Class.class, "cls"), Parameter.of(Class[].class, "parms"))) .body() ._(Stmt.try_() ._(Stmt.declareVariable("cons", Stmt.loadVariable("cls").invoke("getDeclaredConstructor", Stmt.loadVariable("parms")))) ._(Stmt.loadVariable("cons").invoke("setAccessible", true)) ._(Stmt.loadVariable("cons").returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
public static void createJavaReflectionConstructorInitializerUtilMethod( final ClassStructureBuilder<?> classBuilder) { if (classBuilder.getClassDefinition().getMethod(JAVA_REFL_CONSTRUCTOR_UTIL_METH, Class.class, Class[].class) != null) { return; } classBuilder.privateMethod(Constructor.class, JAVA_REFL_CONSTRUCTOR_UTIL_METH).modifiers(Modifier.Static) .parameters(DefParameters.of(Parameter.of(Class.class, "cls"), Parameter.of(Class[].class, "parms"))) .body() ._(Stmt.try_() ._(Stmt.declareVariable("cons", Stmt.loadVariable("cls").invoke("getDeclaredConstructor", Stmt.loadVariable("parms")))) ._(Stmt.loadVariable("cons").invoke("setAccessible", true)) ._(Stmt.loadVariable("cons").returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
.finish(); return Stmt.try_() .append( Stmt.declareVariable(CallContextStatus.class).asFinal().named("status").initializeWith(
public static void createJavaReflectionMethodInitializerUtilMethod( final ClassStructureBuilder<?> classBuilder) { if (classBuilder.getClassDefinition().getMethod(JAVA_REFL_METH_UTIL_METH, Class.class, String.class, Class[].class) != null) { return; } classBuilder.privateMethod(Method.class, JAVA_REFL_METH_UTIL_METH).modifiers(Modifier.Static) .parameters(DefParameters.of(Parameter.of(Class.class, "cls"), Parameter.of(String.class, "name"), Parameter.of(Class[].class, "parms"))) .body() ._(Stmt.try_() ._(Stmt.declareVariable("meth", Stmt.loadVariable("cls").invoke("getDeclaredMethod", Stmt.loadVariable("name"), Stmt.loadVariable("parms")))) ._(Stmt.loadVariable("meth").invoke("setAccessible", true)) ._(Stmt.loadVariable("meth").returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
public static void createJavaReflectionMethodInitializerUtilMethod( final ClassStructureBuilder<?> classBuilder) { if (classBuilder.getClassDefinition().getMethod(JAVA_REFL_METH_UTIL_METH, Class.class, String.class, Class[].class) != null) { return; } classBuilder.privateMethod(Method.class, JAVA_REFL_METH_UTIL_METH).modifiers(Modifier.Static) .parameters(DefParameters.of(Parameter.of(Class.class, "cls"), Parameter.of(String.class, "name"), Parameter.of(Class[].class, "parms"))) .body() ._(Stmt.try_() ._(Stmt.declareVariable("meth", Stmt.loadVariable("cls").invoke("getDeclaredMethod", Stmt.loadVariable("name"), Stmt.loadVariable("parms")))) ._(Stmt.loadVariable("meth").invoke("setAccessible", true)) ._(Stmt.loadVariable("meth").returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
@Override public void createWritableField(final MetaClass type, final ClassStructureBuilder<?> classBuilder, final MetaField field, final Modifier[] modifiers) { final String cachedField = initCachedField(classBuilder, field); final String setterName = getReflectionFieldSetterName(field); final MethodCommentBuilder<? extends ClassStructureBuilder<?>> methodBuilder = classBuilder.privateMethod(void.class, PrivateAccessUtil.getPrivateFieldAccessorName(field)); if (!field.isStatic()) { methodBuilder .parameters( DefParameters.fromParameters( Parameter.of(field.getDeclaringClass().getErased(), "instance"), Parameter.of(field.getType(), "value") ) ); } methodBuilder.modifiers(modifiers) .body() ._(Stmt.try_() ._(Stmt.loadVariable(cachedField).invoke(setterName, Refs.get("instance"), Refs.get("value"))) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
@Override public void createReadableField(final MetaClass type, final ClassStructureBuilder<?> classBuilder, final MetaField field, final Modifier[] modifiers) { final String cachedField = initCachedField(classBuilder, field); final String getterName = getReflectionFieldGetterName(field); final MethodCommentBuilder<? extends ClassStructureBuilder<?>> methodBuilder = classBuilder.privateMethod(field.getType().getErased(), PrivateAccessUtil.getPrivateFieldAccessorName(field)); if (!field.isStatic()) { methodBuilder.parameters( DefParameters.fromParameters( Parameter.of(field.getDeclaringClass().getErased(), "instance") ) ); } methodBuilder.modifiers(modifiers) .body() ._(Stmt.try_() ._(Stmt.nestedCall(Cast.to(field.getType().getErased(), Stmt.loadVariable(cachedField) .invoke(getterName, field.isStatic() ? null : Refs.get("instance")))).returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
@Override public void createReadableField(final MetaClass type, final ClassStructureBuilder<?> classBuilder, final MetaField field, final Modifier[] modifiers) { final String cachedField = initCachedField(classBuilder, field); final String getterName = getReflectionFieldGetterName(field); final MethodCommentBuilder<? extends ClassStructureBuilder<?>> methodBuilder = classBuilder.privateMethod(field.getType().getErased(), PrivateAccessUtil.getPrivateFieldAccessorName(field)); if (!field.isStatic()) { methodBuilder.parameters( DefParameters.fromParameters( Parameter.of(field.getDeclaringClass().getErased(), "instance") ) ); } methodBuilder.modifiers(modifiers) .body() ._(Stmt.try_() ._(Stmt.nestedCall(Cast.to(field.getType().getErased(), Stmt.loadVariable(cachedField) .invoke(getterName, field.isStatic() ? null : Refs.get("instance")))).returnValue()) .finish() .catch_(Throwable.class, "e") ._(Stmt.loadVariable("e").invoke("printStackTrace")) ._(Stmt.throw_(RuntimeException.class, Refs.get("e"))) .finish()) .finish(); }
protected void maybeImplementCreateProxy(final ClassStructureBuilder<?> bodyBlockBuilder, final Injectable injectable) { final MetaClass proxyImpl = maybeCreateProxyImplementation(injectable, bodyBlockBuilder); if (proxyImpl != null) { final BlockBuilder<?> createProxyBody = bodyBlockBuilder .publicMethod(parameterizedAs(Proxy.class, typeParametersOf(injectable.getInjectedType())), "createProxy", finalOf(Context.class, "context")) .body(); final Object proxyInstanceStmt; if (injectable.getInjectedType().isInterface() || getAccessibleNoArgConstructor(injectable.getInjectedType()) != null) { proxyInstanceStmt = newObject(proxyImpl); } else { bodyBlockBuilder .privateMethod(parameterizedAs(Proxy.class, typeParametersOf(injectable.getInjectedType())), "createProxyWithErrorMessage") .body() .append(try_().append(load(newObject(proxyImpl)).returnValue()).finish() .catch_(Throwable.class, "t").append(throw_(RuntimeException.class, loadLiteral(injectableConstructorErrorMessage(injectable)), loadVariable("t"))) .finish()) .finish(); proxyInstanceStmt = loadVariable("this").invoke("createProxyWithErrorMessage"); } createProxyBody .append(declareFinalVariable("proxyImpl", parameterizedAs(Proxy.class, typeParametersOf(injectable.getInjectedType())), proxyInstanceStmt)) .append(loadVariable("proxyImpl").invoke("setProxyContext", loadVariable("context"))) .append(loadVariable("proxyImpl").returnValue()).finish(); } }