Examples with MethodVisitor org.glassfish.hk2.external.org.objectweb.asm.MethodVisitor used on opensource projects

Example 1 with MethodVisitor

use of org.glassfish.hk2.external.org.objectweb.asm.MethodVisitor in project Payara by payara.

the class CompositeUtil method createConstructor.

/**
 * This method creates the default constructor for the class. Default values are set for any @Attribute defined with
 * a defaultValue.
 */
private void createConstructor(ClassWriter cw, String className, Map<String, Map<String, Object>> properties) {
    MethodVisitor method = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    method.visitCode();
    method.visitVarInsn(ALOAD, 0);
    method.visitMethodInsn(INVOKESPECIAL, "org/glassfish/admin/rest/composite/RestModelImpl", "<init>", "()V");
    for (Map.Entry<String, Map<String, Object>> property : properties.entrySet()) {
        String fieldName = property.getKey();
        String defaultValue = (String) property.getValue().get("defaultValue");
        if (defaultValue != null && !defaultValue.isEmpty()) {
            setDefaultValue(method, className, fieldName, (Class<?>) property.getValue().get("type"), defaultValue);
        }
    }
    method.visitInsn(RETURN);
    method.visitMaxs(1, 1);
    method.visitEnd();
}

Example 2 with MethodVisitor

use of org.glassfish.hk2.external.org.objectweb.asm.MethodVisitor in project Payara by payara.

the class ASMClassWriter method createGetPostCommandForCollectionLeafResource.

@Override
public void createGetPostCommandForCollectionLeafResource(String postCommandName) {
    MethodVisitor mv = cw.visitMethod(ACC_PROTECTED, "getPostCommand", "()Ljava/lang/String;", null, null);
    mv.visitCode();
    mv.visitLdcInsn(postCommandName);
    mv.visitInsn(ARETURN);
    mv.visitMaxs(1, 1);
    mv.visitEnd();
}

Example 3 with MethodVisitor

use of org.glassfish.hk2.external.org.objectweb.asm.MethodVisitor in project Payara by payara.

the class ASMClassWriter method createCommandResourceConstructor.

@Override
public void createCommandResourceConstructor(String commandResourceClassName, String commandName, String httpMethod, boolean linkedToParent, CommandResourceMetaData.ParameterMetaData[] commandParams, String commandDisplayName, String commandAction) {
    String baseClassName = "";
    if (httpMethod.equals("GET")) {
        baseClassName = "org/glassfish/admin/rest/resources/TemplateCommandGetResource";
    } else if (httpMethod.equals("DELETE")) {
        baseClassName = "org/glassfish/admin/rest/resources/TemplateCommandDeleteResource";
    } else if (httpMethod.equals("POST")) {
        baseClassName = "org/glassfish/admin/rest/resources/TemplateCommandPostResource";
    } else {
        throw new GeneratorException("Invalid httpMethod specified: " + httpMethod);
    }
    boolean isget = (httpMethod.equals("GET"));
    cw.visit(V1_5, ACC_PUBLIC + ACC_SUPER, generatedPath + commandResourceClassName, null, baseClassName, null);
    // cw.visitInnerClass(generatedPath + commandResourceClassName +"$1", null, null, 0);
    MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "<init>", "()V", null, null);
    mv.visitCode();
    mv.visitVarInsn(ALOAD, 0);
    mv.visitLdcInsn(commandResourceClassName);
    mv.visitLdcInsn(commandName);
    mv.visitLdcInsn(httpMethod);
    if (!isget) {
        mv.visitLdcInsn(commandAction);
        mv.visitLdcInsn(commandDisplayName);
    }
    if (linkedToParent == true) {
        mv.visitInsn(ICONST_1);
    } else {
        mv.visitInsn(ICONST_0);
    }
    // next is different based on parent
    if (!isget) {
        mv.visitMethodInsn(INVOKESPECIAL, baseClassName, "<init>", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Z)V");
    } else {
        mv.visitMethodInsn(INVOKESPECIAL, baseClassName, "<init>", "(Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;Z)V");
    }
    mv.visitInsn(RETURN);
    if (!isget) {
        // GET is 5!!!
        mv.visitMaxs(7, 1);
    } else {
        mv.visitMaxs(5, 1);
    }
    mv.visitEnd();
    if (commandParams != null) {
        mv = cw.visitMethod(ACC_PROTECTED, "getCommandParams", "()Ljava/util/HashMap;", "()Ljava/util/HashMap<Ljava/lang/String;Ljava/lang/String;>;", null);
        mv.visitCode();
        mv.visitTypeInsn(NEW, "java/util/HashMap");
        mv.visitInsn(DUP);
        mv.visitMethodInsn(INVOKESPECIAL, "java/util/HashMap", "<init>", "()V");
        mv.visitVarInsn(ASTORE, 1);
        for (CommandResourceMetaData.ParameterMetaData commandParam : commandParams) {
            mv.visitVarInsn(ALOAD, 1);
            mv.visitLdcInsn(commandParam.name);
            mv.visitLdcInsn(commandParam.value);
            mv.visitMethodInsn(INVOKEVIRTUAL, "java/util/HashMap", "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
            mv.visitInsn(POP);
        }
        mv.visitVarInsn(ALOAD, 1);
        mv.visitInsn(ARETURN);
        mv.visitMaxs(3, 2);
        mv.visitEnd();
    }
}

Example 4 with MethodVisitor

use of org.glassfish.hk2.external.org.objectweb.asm.MethodVisitor in project Payara by payara.

the class ASMClassWriter method createGetDeleteCommand.

@Override
public void createGetDeleteCommand(String commandName) {
    MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "getDeleteCommand", "()Ljava/lang/String;", null, null);
    mv.visitCode();
    mv.visitLdcInsn(commandName);
    mv.visitInsn(ARETURN);
    mv.visitMaxs(1, 1);
    mv.visitEnd();
}

Example 5 with MethodVisitor

use of org.glassfish.hk2.external.org.objectweb.asm.MethodVisitor in project Payara by payara.

the class ASMClassWriter method createGetChildResourceForListResources.

@Override
public void createGetChildResourceForListResources(String keyAttributeName, String childResourceClassName) {
    MethodVisitor mv = cw.visitMethod(ACC_PUBLIC, "get" + childResourceClassName, "(Ljava/lang/String;)L" + generatedPath + childResourceClassName + ";", null, null);
    RestLogging.restLogger.log(Level.FINE, "Creating resource with path {0} (5)", keyAttributeName);
    AnnotationVisitor av0 = mv.visitAnnotation("Ljavax/ws/rs/Path;", true);
    av0.visit("value", "{" + keyAttributeName + "}/");
    av0.visitEnd();
    av0 = mv.visitParameterAnnotation(0, "Ljavax/ws/rs/PathParam;", true);
    av0.visit("value", keyAttributeName);
    av0.visitEnd();
    mv.visitCode();
    mv.visitVarInsn(ALOAD, 0);
    mv.visitFieldInsn(GETFIELD, generatedPath + "List" + childResourceClassName, INJECTOR_FIELD, FORNAME_INJECTOR_TYPE);
    mv.visitLdcInsn(Type.getType("L" + generatedPath + childResourceClassName + ";"));
    mv.visitMethodInsn(INVOKEINTERFACE, INTERFACE_INJECTOR_TYPE, CREATE_AND_INITIALIZE, CREATE_AND_INITIALIZE_SIG);
    mv.visitTypeInsn(CHECKCAST, generatedPath + childResourceClassName);
    mv.visitVarInsn(ASTORE, 2);
    mv.visitVarInsn(ALOAD, 2);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitFieldInsn(GETFIELD, generatedPath + "List" + childResourceClassName, "entity", "Ljava/util/List;");
    mv.visitVarInsn(ALOAD, 1);
    mv.visitVarInsn(ALOAD, 0);
    mv.visitFieldInsn(GETFIELD, generatedPath + "List" + childResourceClassName, "tagName", "Ljava/lang/String;");
    mv.visitMethodInsn(INVOKEVIRTUAL, generatedPath + childResourceClassName, "setBeanByKey", "(Ljava/util/List;Ljava/lang/String;Ljava/lang/String;)V");
    mv.visitVarInsn(ALOAD, 2);
    mv.visitInsn(ARETURN);
    mv.visitMaxs(4, 3);
    mv.visitEnd();
}