Java Code Examples for xmlkit.XMLKit.Element

@Override
public String visitNameAndType(CONSTANT_NameAndType_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        try {
            value = visit(cfpool.get(c.name_index), c.name_index);
            value = value.concat(" " +
                    visit(cfpool.get(c.type_index), c.type_index));
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_NameAndType",
                      new String[]{"id", p.toString()},
                      value));
        } catch (InvalidIndex ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

@Override
public String visitMethodType(CONSTANT_MethodType_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        try {
            value = visit(cfpool.get(c.descriptor_index), c.descriptor_index);
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_MethodType",
                      new String[]{"id", p.toString()},
                      value));
        } catch (ConstantPoolException ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

@Override
public String visitMethodref(CONSTANT_Methodref_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        try {
            value = visit(cfpool.get(c.class_index), c.class_index);
            value = value.concat(" " +
                                 visit(cfpool.get(c.name_and_type_index),
                                 c.name_and_type_index));
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_Methodref",
                      new String[]{"id", p.toString()},
                      value));

        } catch (ConstantPoolException ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

@Override
public String visitInvokeDynamic(CONSTANT_InvokeDynamic_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        try {
            value = bsmlist.get(c.bootstrap_method_attr_index) + " "
                    + visit(cfpool.get(c.name_and_type_index), c.name_and_type_index);
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_InvokeDynamic",
                      new String[]{"id", p.toString()},
                      value));

        } catch (ConstantPoolException ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

@Override
public String visitInterfaceMethodref(CONSTANT_InterfaceMethodref_info c,
                                      Integer p) {
    String value = slist.get(p);
    if (value == null) {
        try {
            value = visit(cfpool.get(c.class_index), c.class_index);
            value = value.concat(" " +
                                 visit(cfpool.get(c.name_and_type_index),
                                 c.name_and_type_index));
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_InterfaceMethodref",
                      new String[]{"id", p.toString()},
                      value));

        } catch (ConstantPoolException ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

private void readCP(ClassFile c) throws IOException {
    cpool = new Element("ConstantPool", c.constant_pool.size());
    ConstantPoolVisitor cpv = new ConstantPoolVisitor(cpool, c,
            c.constant_pool.size());
    for (int i = 1 ; i < c.constant_pool.size() ; i++) {
        try {
            cpv.visit(c.constant_pool.get(i), i);
        } catch (InvalidIndex ex) {
            // can happen periodically when accessing doubles etc. ignore it
            // ex.printStackTrace();
        }
    }
    thePool = cpv.getPoolList();
    if (verbose) {
        for (int i = 0; i < thePool.size(); i++) {
            System.out.println("[" + i + "]: " + thePool.get(i));
        }
    }
    if (keepCP) {
        cfile.add(cpool);
    }
}
 

@Override
public String visitClass(CONSTANT_Class_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        try {
            value = visit(cfpool.get(c.name_index), c.name_index);
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_Class",
                    new String[]{"id", p.toString()},
                    value));
        } catch (ConstantPoolException ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

@Override
public String visitMethodHandle(CONSTANT_MethodHandle_info c, Integer p) {
String value = slist.get(p);
    if (value == null) {
        try {
            value = c.reference_kind.name();
            value = value.concat(" "
                    + visit(cfpool.get(c.reference_index), c.reference_index));
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_MethodHandle",
                      new String[]{"id", p.toString()},
                      value));

        } catch (ConstantPoolException ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

@Override
public String visitClass(CONSTANT_Class_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        try {
            value = visit(cfpool.get(c.name_index), c.name_index);
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_Class",
                    new String[]{"id", p.toString()},
                    value));
        } catch (ConstantPoolException ex) {
            ex.printStackTrace();
        }
    }
    return value;
}
 

@Override
public String visitString(CONSTANT_String_info c, Integer p) {
    try {

        String value = slist.get(p);
        if (value == null) {
            value = c.getString();
            slist.set(p, value);
            xpool.add(new Element("CONSTANT_String",
                      new String[]{"id", p.toString()},
                      value));
        }
        return value;
    } catch (ConstantPoolException ex) {
        throw new RuntimeException("Fatal error", ex);
    }
}
 

@Override
public Element visitRuntimeInvisibleTypeAnnotations(RuntimeInvisibleTypeAnnotations_attribute rita, Element p) {
    Element e = new Element(x.getCpString(rita.attribute_name_index));
    for (TypeAnnotation pa : rita.annotations) {
        parseTypeAnnotations(pa, e);
    }
    e.sort();
    p.add(e);
    return null;
}
 

@Override
public Element visitSourceDebugExtension(SourceDebugExtension_attribute sde,
                                            Element p) {
    String aname = x.getCpString(sde.attribute_name_index);
    Element se = new Element(aname);
    se.setAttr("val", sde.getValue());
    se.trimToSize();
    p.add(se);
    return null;
}
 

@Override
public Element visitRuntimeInvisibleParameterAnnotations(RuntimeInvisibleParameterAnnotations_attribute ripa,
                                                         Element p) {
    Element e = new Element(x.getCpString(ripa.attribute_name_index));
    for (Annotation[] pa : ripa.parameter_annotations) {
        parseAnnotations(pa, e);
    }
    p.add(e);
    return null;
}
 

public Element readFrom(File file) throws IOException {
    try (InputStream strm = new FileInputStream(file)) {
        Element e = readFrom(new BufferedInputStream(strm));
        if (keepPath) {
            e.setAttr("path", file.toString());
        }
        return e;
    }
}
 

@Override
public Element visitSourceID(SourceID_attribute sid, Element p) {
    Element e = new Element(x.getCpString(sid.attribute_name_index));
    e.add(x.getCpString(sid.sourceID_index));
    e.trimToSize();
    p.add(e);
    return null;
}
 

@Override
public String visitDouble(CONSTANT_Double_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        value = Double.toString(c.value);
        slist.set(p, value);
        xpool.add(new Element("CONSTANT_Double",
                  new String[]{"id", p.toString()},
                  value));
    }
    return value;
}
 

@Override
public Element visit_append_frame(append_frame a, Void p) {
   Element e = new Element("AppendFrame" + (a.frame_type - 251));
   e.setAttr("tag", "" + a.frame_type);
   e.addAll(getVerificationTypeInfo("Local", a.locals));
   e.trimToSize();
   return e;
}
 

private AccessFlags.Kind getKind(Element e) {
    switch(e.getName()) {
        case "Class":
            return AccessFlags.Kind.Class;
        case "InnerClass":
            return AccessFlags.Kind.InnerClass;
        case "Field":
            return AccessFlags.Kind.Field ;
        case "Method":
            return AccessFlags.Kind.Method;
        default: throw new RuntimeException("should not reach here");
    }
}
 

@Override
public Element visitCharacterRangeTable(CharacterRangeTable_attribute crt,
                                        Element p) {
    Element e = new Element(x.getCpString(crt.attribute_name_index));
    for (CharacterRangeTable_attribute.Entry ce : crt.character_range_table) {
        e.setAttr("start_pc", "" + ce.start_pc);
        e.setAttr("end_pc", "" + ce.end_pc);
        e.setAttr("range_start", "" + ce.character_range_start);
        e.setAttr("range_end", "" + ce.character_range_end);
        e.setAttr("flags", x.flagString(ce.flags, "Method"));
    }
    e.trimToSize();
    p.add(e);
    return null;
}
 

@Override
public Element visitArray(Array_element_value a, Element p) {
 Element el = new Element("Array");
    for (Annotation.element_value v : a.values) {
       Element child = visit(v, el);
       if (child != null) {
           el.add(child);
       }
    }
    el.trimToSize();
    return el;
}
 

@Override
public Element visitClass(Class_element_value c, Element p) {
    Element el = new Element("Class");
    el.setAttr("name", x.getCpString(c.class_info_index));
    el.trimToSize();
    return el;
}
 

@Override
public String visitFloat(CONSTANT_Float_info c, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        value = Float.toString(c.value);
        slist.set(p, value);
        xpool.add(new Element("CONSTANT_Float",
                  new String[]{"id", p.toString()},
                  value));
    }
    return value;
}
 

@Override
public Element visitRuntimeVisibleTypeAnnotations(RuntimeVisibleTypeAnnotations_attribute rvta, Element p) {
    Element e = new Element(x.getCpString(rvta.attribute_name_index));
    for (TypeAnnotation pa : rvta.annotations) {
        parseTypeAnnotations(pa, e);
    }
    e.sort();
    p.add(e);
    return null;
}
 

@Override
public Element visitMethodParameters(MethodParameters_attribute mp, Element p) {
    String name = x.getCpString(mp.attribute_name_index);
    for (MethodParameters_attribute.Entry e : mp.method_parameter_table) {
        Element l = new Element(name);
        l.setAttr("name", x.getCpString(e.name_index));
        l.setAttr("flag", "" + e.flags);
        l.trimToSize();
        p.add(l);
    }
    return null; // already added to parent
}
 

@Override
public Element visit_same_locals_1_stack_item_frame(same_locals_1_stack_item_frame s, Void p) {
    Element e = new Element("SameLocals1StackItemFrame");
    e.setAttr("tag", "" + s.frame_type);
    e.addAll(getVerificationTypeInfo("Stack", s.stack));
    e.trimToSize();
    return e;
}
 

@Override
public Element visitStackMapTable(StackMapTable_attribute smt, Element p) {
    Element stackmap = new Element(x.getCpString(smt.attribute_name_index));
    for (StackMapTable_attribute.stack_map_frame f : smt.entries) {
       StackMapVisitor smv = new StackMapVisitor(x, cf, stackmap);
       stackmap.add(smv.visit(f));
    }
    stackmap.trimToSize();
    p.add(stackmap);
    return null;
}
 

@Override
public Element visitConstantValue(ConstantValue_attribute cv, Element p) {
    Element e = new Element(x.getCpString(cv.attribute_name_index));
    e.add(x.getCpString(cv.constantvalue_index));
    p.add(e);
    return null;
}
 

@Override
public Element visitTableSwitch(Instruction i, int i1, int i2, int i3,
                                int[] ints, Void p) {
    Element ie = new Element(i.getMnemonic());
    int pc = i.getPC();
    ie.setAttr("lab", "" + (pc + i1));
    for (int k : ints) {
        Element c = new Element("Case");
        c.setAttr("num", "" + (k + i2));
        c.setAttr("lab", "" + (pc + k));
        c.trimToSize();
        ie.add(c);
    }
    return ie;
}
 

@Override
public String visitInteger(CONSTANT_Integer_info cnstnt, Integer p) {
    String value = slist.get(p);
    if (value == null) {
        value = Integer.toString(cnstnt.value);
        slist.set(p, value);
        xpool.add(new Element("CONSTANT_Integer",
                  new String[]{"id", p.toString()},
                  value));
    }
    return value;
}
 

private Element instructions(Element code, Code_attribute c) {
    Element ielement = new Element("Instructions");
    for (Instruction ins : c.getInstructions()) {
        ielement.add(iv.visit(ins));
    }
    ielement.trimToSize();
    return ielement;
}