Java AnnotationVisitor类代码示例

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitAnnotation(final String desc,
        final boolean visible) {
    AnnotationNode an = new AnnotationNode(desc);
    if (visible) {
        if (visibleAnnotations == null) {
            visibleAnnotations = new ArrayList<AnnotationNode>(1);
        }
        visibleAnnotations.add(an);
    } else {
        if (invisibleAnnotations == null) {
            invisibleAnnotations = new ArrayList<AnnotationNode>(1);
        }
        invisibleAnnotations.add(an);
    }
    return an;
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitTypeAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    TypeAnnotationNode an = new TypeAnnotationNode(typeRef, typePath, desc);
    if (visible) {
        if (visibleTypeAnnotations == null) {
            visibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        visibleTypeAnnotations.add(an);
    } else {
        if (invisibleTypeAnnotations == null) {
            invisibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        invisibleTypeAnnotations.add(an);
    }
    return an;
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitInsnAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    // Finds the last real instruction, i.e. the instruction targeted by
    // this annotation.
    AbstractInsnNode insn = instructions.getLast();
    while (insn.getOpcode() == -1) {
        insn = insn.getPrevious();
    }
    // Adds the annotation to this instruction.
    TypeAnnotationNode an = new TypeAnnotationNode(typeRef, typePath, desc);
    if (visible) {
        if (insn.visibleTypeAnnotations == null) {
            insn.visibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(
                    1);
        }
        insn.visibleTypeAnnotations.add(an);
    } else {
        if (insn.invisibleTypeAnnotations == null) {
            insn.invisibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(
                    1);
        }
        insn.invisibleTypeAnnotations.add(an);
    }
    return an;
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
private void visitAnnotationValue(AnnotationVisitor annotationVisitor, AnnotationValue<?> value) {
    String name = value.getName();
    if (value instanceof EnumAnnotationValue) {
        annotationVisitor.visitEnum(name, ((EnumAnnotationValue) value).getTypeDesc(), (String) value.getValue());
    } else if (value instanceof SimpleAnnotationValue) {
        annotationVisitor.visit(name, value.getValue());
    } else if (value instanceof ArrayAnnotationValue) {
        AnnotationVisitor arrayVisitor = annotationVisitor.visitArray(name);
        AnnotationValue<?>[] values = ((ArrayAnnotationValue) value).getValue();
        for (AnnotationValue<?> annotationValue : values) {
            visitAnnotationValue(arrayVisitor, annotationValue);
        }
        arrayVisitor.visitEnd();
    } else if (value instanceof AnnotationAnnotationValue) {
        AnnotationMember annotation = ((AnnotationAnnotationValue) value).getValue();
        AnnotationVisitor annVisitor = annotationVisitor.visitAnnotation(name, annotation.getName());
        visitAnnotationValues(annotation, annVisitor);
    }
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
/**
 * Makes the given visitor visit a given annotation value.
 * 
 * @param av
 *            an annotation visitor. Maybe <tt>null</tt>.
 * @param name
 *            the value name.
 * @param value
 *            the actual value.
 */
static void accept(final AnnotationVisitor av, final String name,
        final Object value) {
    if (av != null) {
        if (value instanceof String[]) {
            String[] typeconst = (String[]) value;
            av.visitEnum(name, typeconst[0], typeconst[1]);
        } else if (value instanceof AnnotationNode) {
            AnnotationNode an = (AnnotationNode) value;
            an.accept(av.visitAnnotation(name, an.desc));
        } else if (value instanceof List) {
            AnnotationVisitor v = av.visitArray(name);
            if (v != null) {
                List<?> array = (List<?>) value;
                for (int j = 0; j < array.size(); ++j) {
                    accept(v, null, array.get(j));
                }
                v.visitEnd();
            }
        } else {
            av.visit(name, value);
        }
    }
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitTryCatchAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    TryCatchBlockNode tcb = tryCatchBlocks.get((typeRef & 0x00FFFF00) >> 8);
    TypeAnnotationNode an = new TypeAnnotationNode(typeRef, typePath, desc);
    if (visible) {
        if (tcb.visibleTypeAnnotations == null) {
            tcb.visibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(
                    1);
        }
        tcb.visibleTypeAnnotations.add(an);
    } else {
        if (tcb.invisibleTypeAnnotations == null) {
            tcb.invisibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(
                    1);
        }
        tcb.invisibleTypeAnnotations.add(an);
    }
    return an;
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitLocalVariableAnnotation(int typeRef,
        TypePath typePath, Label[] start, Label[] end, int[] index,
        String desc, boolean visible) {
    LocalVariableAnnotationNode an = new LocalVariableAnnotationNode(
            typeRef, typePath, getLabelNodes(start), getLabelNodes(end),
            index, desc);
    if (visible) {
        if (visibleLocalVariableAnnotations == null) {
            visibleLocalVariableAnnotations = new ArrayList<LocalVariableAnnotationNode>(
                    1);
        }
        visibleLocalVariableAnnotations.add(an);
    } else {
        if (invisibleLocalVariableAnnotations == null) {
            invisibleLocalVariableAnnotations = new ArrayList<LocalVariableAnnotationNode>(
                    1);
        }
        invisibleLocalVariableAnnotations.add(an);
    }
    return an;
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitInsnAnnotation(final int typeRef,
        final TypePath typePath, final String desc, final boolean visible) {
    checkStartCode();
    checkEndCode();
    int sort = typeRef >>> 24;
    if (sort != TypeReference.INSTANCEOF && sort != TypeReference.NEW
            && sort != TypeReference.CONSTRUCTOR_REFERENCE
            && sort != TypeReference.METHOD_REFERENCE
            && sort != TypeReference.CAST
            && sort != TypeReference.CONSTRUCTOR_INVOCATION_TYPE_ARGUMENT
            && sort != TypeReference.METHOD_INVOCATION_TYPE_ARGUMENT
            && sort != TypeReference.CONSTRUCTOR_REFERENCE_TYPE_ARGUMENT
            && sort != TypeReference.METHOD_REFERENCE_TYPE_ARGUMENT) {
        throw new IllegalArgumentException("Invalid type reference sort 0x"
                + Integer.toHexString(sort));
    }
    CheckClassAdapter.checkTypeRefAndPath(typeRef, typePath);
    CheckMethodAdapter.checkDesc(desc, false);
    return new CheckAnnotationAdapter(super.visitInsnAnnotation(typeRef,
            typePath, desc, visible));
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
private static void addAnnotationTree(AnnotationVisitor av0, Annotation ann,
        Class<? extends Annotation> annotationType)
        throws IllegalAccessException, InvocationTargetException {
    Method[] annMethods = annotationType.getDeclaredMethods();
    for (Method m : annMethods) {
        Class<?> returnType = m.getReturnType();

        if (returnType.isArray()) {
            Class<?> compType = returnType.getComponentType();
            String compDesc = Type.getDescriptor(compType);
            AnnotationVisitor avArray = av0.visitArray(m.getName());
            Object[] arr = (Object[]) m.invoke(ann);
            for (Object comp : arr) {
                addAnnotation(null, compType, compDesc, avArray, comp);
            }
            avArray.visitEnd();
        } else {
            addAnnotation(m.getName(), returnType, Type.getDescriptor(returnType), av0, m.invoke(ann));
        }
    }
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
private void visitAnnotationMembers(Set<AnnotationMember> annotationMembers) {
    for (AnnotationMember annotation : annotationMembers) {
        AnnotationVisitor annotationVisitor =
            apiMemberAdapter.visitAnnotation(annotation.getName(), annotation.isVisible());
        visitAnnotationValues(annotation, annotationVisitor);
    }
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitInsnAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    AnnotationVisitor av = super.visitInsnAnnotation(typeRef, typePath,
            remapper.mapDesc(desc), visible);
    return av == null ? av : new AnnotationRemapper(av, remapper);
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitArray(final String name) {
    Printer p = this.p.visitArray(name);
    AnnotationVisitor av = this.av == null ? null : this.av
            .visitArray(name);
    return new TraceAnnotationVisitor(av, p);
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitAnnotation(final String desc,
        final boolean visible) {
    Printer p = this.p.visitFieldAnnotation(desc, visible);
    AnnotationVisitor av = fv == null ? null : fv.visitAnnotation(desc,
            visible);
    return new TraceAnnotationVisitor(av, p);
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
    if (desc.equals(ANNOTATION_DESCRIPTOR)) {
        found = true;
    }
    return new AnnotationVisitor(Opcodes.ASM5) {

        @Override
        public void visit(String name, Object value) {
            if (name.equals("value")) {
                interfaceName = value.toString();
            }
        }
    };
}
 

import org.objectweb.asm.AnnotationVisitor; //导入依赖的package包/类
@Override
public AnnotationVisitor visitTypeAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    AnnotationVisitor av = super.visitTypeAnnotation(typeRef, typePath,
            remapper.mapDesc(desc), visible);
    return av == null ? null : createRemappingAnnotationAdapter(av);
}