Java Code Examples for jdk.internal.org.objectweb.asm.AnnotationVisitor

@Override
public AnnotationVisitor visitTypeAnnotation(final int typeRef,
        final TypePath typePath, final String desc, final boolean visible) {
    checkState();
    int sort = typeRef >>> 24;
    if (sort != TypeReference.CLASS_TYPE_PARAMETER
            && sort != TypeReference.CLASS_TYPE_PARAMETER_BOUND
            && sort != TypeReference.CLASS_EXTENDS) {
        throw new IllegalArgumentException("Invalid type reference sort 0x"
                + Integer.toHexString(sort));
    }
    checkTypeRefAndPath(typeRef, typePath);
    CheckMethodAdapter.checkDesc(desc, false);
    return new CheckAnnotationAdapter(super.visitTypeAnnotation(typeRef,
            typePath, desc, visible));
}
 

@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;
}
 

@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;
}
 

@Override
public AnnotationVisitor visitParameterAnnotation(
        final int parameter, final String descriptor, final boolean visible) {
    checkVisitEndNotCalled();
    if ((visible
                    && visibleAnnotableParameterCount > 0
                    && parameter >= visibleAnnotableParameterCount)
            || (!visible
                    && invisibleAnnotableParameterCount > 0
                    && parameter >= invisibleAnnotableParameterCount)) {
        throw new IllegalArgumentException("Invalid parameter index");
    }
    checkDescriptor(version, descriptor, false);
    return new CheckAnnotationAdapter(
            super.visitParameterAnnotation(parameter, descriptor, visible));
}
 

@Override
public AnnotationVisitor visitTypeAnnotation(
        final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
    checkState();
    int sort = new TypeReference(typeRef).getSort();
    if (sort != TypeReference.CLASS_TYPE_PARAMETER
            && sort != TypeReference.CLASS_TYPE_PARAMETER_BOUND
            && sort != TypeReference.CLASS_EXTENDS) {
        throw new IllegalArgumentException(
                "Invalid type reference sort 0x" + Integer.toHexString(sort));
    }
    checkTypeRef(typeRef);
    CheckMethodAdapter.checkDescriptor(version, descriptor, false);
    return new CheckAnnotationAdapter(
            super.visitTypeAnnotation(typeRef, typePath, descriptor, visible));
}
 

@Override
public AnnotationVisitor visitTypeAnnotation(final int typeRef,
        final TypePath typePath, final String desc, final boolean visible) {
    checkState();
    int sort = typeRef >>> 24;
    if (sort != TypeReference.CLASS_TYPE_PARAMETER
            && sort != TypeReference.CLASS_TYPE_PARAMETER_BOUND
            && sort != TypeReference.CLASS_EXTENDS) {
        throw new IllegalArgumentException("Invalid type reference sort 0x"
                + Integer.toHexString(sort));
    }
    checkTypeRefAndPath(typeRef, typePath);
    CheckMethodAdapter.checkDesc(desc, false);
    return new CheckAnnotationAdapter(super.visitTypeAnnotation(typeRef,
            typePath, desc, visible));
}
 

@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;
}
 

@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;
}
 

@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;
}
 

@Override
public AnnotationVisitor visitLocalVariableAnnotation(
        final int typeRef,
        final TypePath typePath,
        final Label[] start,
        final Label[] end,
        final int[] index,
        final String descriptor,
        final boolean visible) {
    LocalVariableAnnotationNode localVariableAnnotation =
            new LocalVariableAnnotationNode(
                    typeRef, typePath, getLabelNodes(start), getLabelNodes(end), index, descriptor);
    if (visible) {
        if (visibleLocalVariableAnnotations == null) {
            visibleLocalVariableAnnotations = new ArrayList<LocalVariableAnnotationNode>(1);
        }
        visibleLocalVariableAnnotations.add(localVariableAnnotation);
    } else {
        if (invisibleLocalVariableAnnotations == null) {
            invisibleLocalVariableAnnotations = new ArrayList<LocalVariableAnnotationNode>(1);
        }
        invisibleLocalVariableAnnotations.add(localVariableAnnotation);
    }
    return localVariableAnnotation;
}
 

/**
 * 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);
        }
    }
}
 

@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;
}
 

@Override
public AnnotationVisitor visitAnnotation(final String desc, final boolean visible) {
    final AnnotationVisitor delegateAV = super.visitAnnotation(desc, visible);
    if (SCRIPT_CLASS_ANNO_DESC.equals(desc)) {
        return new AnnotationVisitor(Opcodes.ASM4, delegateAV) {
            @Override
            public void visit(final String name, final Object value) {
                if ("value".equals(name)) {
                    scriptClassName = (String) value;
                }
                super.visit(name, value);
            }
        };
    }

    return delegateAV;
}
 

@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;
}
 

@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;
}
 

@Override
public AnnotationVisitor visitTryCatchAnnotation(
        final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
    TryCatchBlockNode tryCatchBlock = tryCatchBlocks.get((typeRef & 0x00FFFF00) >> 8);
    TypeAnnotationNode typeAnnotation = new TypeAnnotationNode(typeRef, typePath, descriptor);
    if (visible) {
        if (tryCatchBlock.visibleTypeAnnotations == null) {
            tryCatchBlock.visibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        tryCatchBlock.visibleTypeAnnotations.add(typeAnnotation);
    } else {
        if (tryCatchBlock.invisibleTypeAnnotations == null) {
            tryCatchBlock.invisibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        tryCatchBlock.invisibleTypeAnnotations.add(typeAnnotation);
    }
    return typeAnnotation;
}
 

@Override
public AnnotationVisitor visitTypeAnnotation(final int typeRef,
        final TypePath typePath, final String desc, final boolean visible) {
    checkState();
    int sort = typeRef >>> 24;
    if (sort != TypeReference.CLASS_TYPE_PARAMETER
            && sort != TypeReference.CLASS_TYPE_PARAMETER_BOUND
            && sort != TypeReference.CLASS_EXTENDS) {
        throw new IllegalArgumentException("Invalid type reference sort 0x"
                + Integer.toHexString(sort));
    }
    checkTypeRefAndPath(typeRef, typePath);
    CheckMethodAdapter.checkDesc(desc, false);
    return new CheckAnnotationAdapter(super.visitTypeAnnotation(typeRef,
            typePath, desc, visible));
}
 

@Override
public AnnotationVisitor visitInsnAnnotation(
        final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
    // Find the last real instruction, i.e. the instruction targeted by this annotation.
    AbstractInsnNode currentInsn = instructions.getLast();
    while (currentInsn.getOpcode() == -1) {
        currentInsn = currentInsn.getPrevious();
    }
    // Add the annotation to this instruction.
    TypeAnnotationNode typeAnnotation = new TypeAnnotationNode(typeRef, typePath, descriptor);
    if (visible) {
        if (currentInsn.visibleTypeAnnotations == null) {
            currentInsn.visibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        currentInsn.visibleTypeAnnotations.add(typeAnnotation);
    } else {
        if (currentInsn.invisibleTypeAnnotations == null) {
            currentInsn.invisibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        currentInsn.invisibleTypeAnnotations.add(typeAnnotation);
    }
    return typeAnnotation;
}
 

@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;
}
 

@Override
public AnnotationVisitor visitTypeAnnotation(
        final int typeRef, final TypePath typePath, final String descriptor, final boolean visible) {
    TypeAnnotationNode typeAnnotation = new TypeAnnotationNode(typeRef, typePath, descriptor);
    if (visible) {
        if (visibleTypeAnnotations == null) {
            visibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        visibleTypeAnnotations.add(typeAnnotation);
    } else {
        if (invisibleTypeAnnotations == null) {
            invisibleTypeAnnotations = new ArrayList<TypeAnnotationNode>(1);
        }
        invisibleTypeAnnotations.add(typeAnnotation);
    }
    return typeAnnotation;
}
 

@Override
public MethodVisitor visitMethod(
    final int access,
    final String name,
    final String desc,
    final String signature,
    final String[] exceptions) {
    return new MethodVisitor(Main.ASM_VERSION) {
        @Override
        public AnnotationVisitor visitAnnotationDefault() {
            return new NullAnnotationVisitor();
        }

        @Override
        public AnnotationVisitor visitAnnotation(final String descriptor, final boolean visible) {
            return new NullAnnotationVisitor();
        }
    };
}
 

@Override
public AnnotationVisitor visitTryCatchAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    Printer p = this.p.visitTryCatchAnnotation(typeRef, typePath, desc,
            visible);
    AnnotationVisitor av = mv == null ? null : mv.visitTryCatchAnnotation(
            typeRef, typePath, desc, visible);
    return new TraceAnnotationVisitor(av, p);
}
 

@Override
public AnnotationVisitor visitTryCatchAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    Printer p = this.p.visitTryCatchAnnotation(typeRef, typePath, desc,
            visible);
    AnnotationVisitor av = mv == null ? null : mv.visitTryCatchAnnotation(
            typeRef, typePath, desc, visible);
    return new TraceAnnotationVisitor(av, p);
}
 

@Override
public AnnotationVisitor visitParameterAnnotation(int parameter,
        String desc, boolean visible) {
    AnnotationVisitor av = super.visitParameterAnnotation(parameter,
            remapper.mapDesc(desc), visible);
    return av == null ? av : new RemappingAnnotationAdapter(av, remapper);
}
 

@Override
public AnnotationVisitor visitArray(final String name) {
    checkEnd();
    checkName(name);
    return new CheckAnnotationAdapter(av == null ? null
            : av.visitArray(name), false);
}
 

@Override
public AnnotationVisitor visitParameterAnnotation(
        final int parameter, final String descriptor, final boolean visible) {
    Printer annotationPrinter = p.visitParameterAnnotation(parameter, descriptor, visible);
    return new TraceAnnotationVisitor(
            super.visitParameterAnnotation(parameter, descriptor, visible), annotationPrinter);
}
 

@Override
public AnnotationVisitor visitLocalVariableAnnotation(int typeRef,
        TypePath typePath, Label[] start, Label[] end, int[] index,
        String desc, boolean visible) {
    Type t = Type.getType(desc);
    int[] newIndex = new int[index.length];
    for (int i = 0; i < newIndex.length; ++i) {
        newIndex[i] = remap(index[i], t);
    }
    return mv.visitLocalVariableAnnotation(typeRef, typePath, start, end,
            newIndex, desc, visible);
}
 

@Override
public AnnotationVisitor visitAnnotation(
    final String desc,
    final boolean visible)
{
    checkState();
    CheckMethodAdapter.checkDesc(desc, false);
    return new CheckAnnotationAdapter(super.visitAnnotation(desc, visible));
}
 

@Override
public AnnotationVisitor visitTryCatchAnnotation(int typeRef,
        TypePath typePath, String desc, boolean visible) {
    AnnotationVisitor av = super.visitTryCatchAnnotation(typeRef, typePath,
            remapper.mapDesc(desc), visible);
    return av == null ? av : new RemappingAnnotationAdapter(av, remapper);
}
 

@Override
@SuppressWarnings("serial")
public AnnotationVisitor visitAnnotationDefault() {
    return new AnnotationNode(new ArrayList<Object>(0) {
        @Override
        public boolean add(final Object o) {
            annotationDefault = o;
            return super.add(o);
        }
    });
}