Java Field.getName方法代码示例

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
protected String field2str(final Field field) {
  String modifier = "";

  if (field.isPrivate()) {
    modifier = "private ";
  } else if (field.isProtected()) {
    modifier = "protected ";
  } else if (field.isPublic()) {
    modifier = "public ";
  }

  if (field.isStatic()) {
    modifier += "static ";
  }

  if (field.isFinal()) {
    modifier += "final ";
  }

  modifier += field.getType().toString();

  modifier += ' ' + field.getName();

  return modifier;
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * Print field of class.
 *
 * @param field field to print
 * @exception java.io.IOException
 */
private void writeField( Field field ) throws IOException {
    String type = Utility.signatureToString(field.getSignature());
    String name = field.getName();
    String access = Utility.accessToString(field.getAccessFlags());
    Attribute[] attributes;
    access = Utility.replace(access, " ", " ");
    file.print("<TR><TD><FONT COLOR=\"#FF0000\">" + access + "</FONT></TD>\n<TD>"
            + Class2HTML.referenceType(type) + "</TD><TD><A NAME=\"field" + name + "\">" + name
            + "</A></TD>");
    attributes = field.getAttributes();
    // Write them to the Attributes.html file with anchor "<name>[<i>]"
    for (int i = 0; i < attributes.length; i++) {
        attribute_html.writeAttribute(attributes[i], name + "@" + i);
    }
    for (int i = 0; i < attributes.length; i++) {
        if (attributes[i].getTag() == ATTR_CONSTANT_VALUE) { // Default value
            String str = ((ConstantValue) attributes[i]).toString();
            // Reference attribute in _attributes.html
            file.print("<TD>= <A HREF=\"" + class_name + "_attributes.html#" + name + "@" + i
                    + "\" TARGET=\"Attributes\">" + str + "</TD>\n");
            break;
        }
    }
    file.println("</TR>");
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
private ClassField getClassField(Field field) {
	ClassField classField = new ClassField(getType(field), field.getName());
	AnnotationEntry[] annotationEntries = field.getAnnotationEntries();
	if(annotationEntries.length > 0) {
		classField.setAnnotationMap(getAnnotationMap(annotationEntries));
	}
	return classField;
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
public Attribute(JavaClass javaClass, Field field, boolean isParseAnnotation) {
	this.javaClass = javaClass;
	this.javaClassId = javaClass.getId();

	this.access_flags = field.getAccessFlags();
	this.info = field.toString();
	this.name = field.getName();
	this.signature = SignatureUtil.getSignature(field);
	this.types = new ArrayList<String>();
	for (String type : ParseUtil.signatureToTypes(this.signature)) {
		this.types.add(type);
	}

	if (field.isStatic() && field.getConstantValue() != null) {
		staticValue = field.getConstantValue().toString();
	}

	this.annotationRefs = new AnnotationRefs();
	// 处理Annotation
	if (isParseAnnotation) {
		for (AnnotationEntry annotationEntry : field.getAnnotationEntries()) {
			if (annotationEntry.getAnnotationType().equals(AnnotationParse.Autowired)) {
				this.annotationRefs.setAutowired(AnnotationParse.parseAutowired(annotationEntry));
			} else if (annotationEntry.getAnnotationType().equals(AnnotationParse.Qualifier)) {
				this.annotationRefs.setQualifier(AnnotationParse.parseQualifier(annotationEntry));
			}
		}
	}
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * @param obj
 * @return
 */
private boolean badFieldName(Field obj) {
    String fieldName = obj.getName();
    return !obj.isFinal() && Character.isLetter(fieldName.charAt(0)) && !Character.isLowerCase(fieldName.charAt(0))
            && fieldName.indexOf("_") == -1 && Character.isLetter(fieldName.charAt(1))
            && Character.isLowerCase(fieldName.charAt(1));
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * Instantiate from existing field.
 *
 * @param field Field object
 * @param cp constant pool (must contain the same entries as the field's constant pool)
 */
public FieldGen(Field field, ConstantPoolGen cp) {
    this(field.getAccessFlags(), Type.getType(field.getSignature()), field.getName(), cp);
    Attribute[] attrs = field.getAttributes();
    for (int i = 0; i < attrs.length; i++) {
        if (attrs[i] instanceof ConstantValue) {
            setValue(((ConstantValue) attrs[i]).getConstantValueIndex());
        } else {
            addAttribute(attrs[i]);
        }
    }
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * Returns all inputs defined by the FunctionBlock. The Map returned uses the name of the input as the key and the
 * class of the input as the value.
 * 
 * @return the inputs defined by the FunctionBlock. Maps from input name to input class
 * @throws ClassNotFoundException
 *             if any of the classes used by the inputs could not be loaded
 */
public Map<String, JavaClass> getInputs() throws ClassNotFoundException {
	final Map<String, JavaClass> inputs = new HashMap<String, JavaClass>();
	for (final Field field : new FieldIterable(blockClass)) {
		if (isInputField(field)) {
			final String name = field.getName();
			if (!inputs.containsKey(name)) {
				inputs.put(field.getName(), getInputType(field));
			}
		}
	}
	return inputs;
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * Returns all inputs defined by the FunctionBlock. The Map returned uses the name of the input as the key and the
 * class of the input as the value.
 * 
 * @return the inputs defined by the FunctionBlock. Maps from input name to input class
 * @throws ClassNotFoundException
 *             if any of the classes used by the inputs could not be loaded
 */
public Map<String, JavaClass> getOutputs() throws ClassNotFoundException {
	final Map<String, JavaClass> outputs = new HashMap<String, JavaClass>();
	for (final Field field : new FieldIterable(blockClass)) {
		if (isOutputField(field)) {
			final String name = field.getName();
			if (!outputs.containsKey(name)) {
				outputs.put(field.getName(), getOutputType(field));
			}
		}
	}
	return outputs;
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
protected String makeFieldName(final String className, final Field field) {
  return className + '.' + field.getName() + '.' + field.getSignature();
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
@Override
public void visit(JavaClass obj) {
    classFields.clear();

    Field[] fields = obj.getFields();
    String fieldName;
    for (Field field : fields)
        if (!field.isStatic() && !field.isPrivate()) {
            fieldName = field.getName();
            classFields.put(fieldName, field);
        }

    // Walk up the super class chain, looking for name collisions

    XClass c = getXClass();
    while (true) {
        ClassDescriptor s = c.getSuperclassDescriptor();
        if (s == null || s.getClassName().equals("java/lang/Object"))
            break;
        try {
            c = Global.getAnalysisCache().getClassAnalysis(XClass.class, s);
        } catch (CheckedAnalysisException e) {
            break;
        }
        XClass superClass = c;
        for (XField fld : c.getXFields()) {
            if (!fld.isStatic() && (fld.isPublic() || fld.isProtected())) {
                fieldName = fld.getName();
                if (fieldName.length() == 1)
                    continue;
                if (fieldName.equals("serialVersionUID"))
                    continue;
                String superClassName = s.getClassName();
                if (superClassName.startsWith("java/io")
                        && (superClassName.endsWith("InputStream") && fieldName.equals("in") || superClassName
                                .endsWith("OutputStream") && fieldName.equals("out")))
                    continue;
                if (classFields.containsKey(fieldName)) {
                    Field maskingField = classFields.get(fieldName);
                    String mClassName = getDottedClassName();
                    FieldAnnotation fa = new FieldAnnotation(mClassName, maskingField.getName(), maskingField.getSignature(),
                            maskingField.isStatic());
                    int priority = NORMAL_PRIORITY;
                    if (maskingField.isStatic() || maskingField.isFinal())
                        priority++;
                    else if (fld.getSignature().charAt(0) == 'L' && !fld.getSignature().startsWith("Ljava/lang/")
                            || fld.getSignature().charAt(0) == '[')
                        priority--;
                    if (!fld.getSignature().equals(maskingField.getSignature()))
                        priority += 2;
                    else if (fld.getAccessFlags() != maskingField.getAccessFlags())
                        priority++;
                    if (fld.isSynthetic() || fld.getName().indexOf('$') >= 0)
                        priority++;

                    FieldAnnotation maskedFieldAnnotation = FieldAnnotation.fromFieldDescriptor(fld.getFieldDescriptor());
                    BugInstance bug = new BugInstance(this, "MF_CLASS_MASKS_FIELD", priority).addClass(this).addField(fa)
                            .describe("FIELD_MASKING").addField(maskedFieldAnnotation).describe("FIELD_MASKED");
                    rememberedBugs.add(new RememberedBug(bug, fa, maskedFieldAnnotation));

                }
            }
        }
    }

    super.visit(obj);
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
public void visitField(Field obj){

			if (jc.isClass()){
				int maxone=0;
				if (obj.isPrivate()) {
                    maxone++;
                }
				if (obj.isProtected()) {
                    maxone++;
                }
				if (obj.isPublic()) {
                    maxone++;
                }
				if (maxone > 1){
					throw new ClassConstraintException("Field '"+tostring(obj)+"' must only have at most one of its ACC_PRIVATE, ACC_PROTECTED, ACC_PUBLIC modifiers set.");
				}

				if (obj.isFinal() && obj.isVolatile()){
					throw new ClassConstraintException("Field '"+tostring(obj)+"' must only have at most one of its ACC_FINAL, ACC_VOLATILE modifiers set.");
				}
			}
			else{ // isInterface!
				if (!obj.isPublic()){
					throw new ClassConstraintException("Interface field '"+tostring(obj)+"' must have the ACC_PUBLIC modifier set but hasn't!");
				}
				if (!obj.isStatic()){
					throw new ClassConstraintException("Interface field '"+tostring(obj)+"' must have the ACC_STATIC modifier set but hasn't!");
				}
				if (!obj.isFinal()){
					throw new ClassConstraintException("Interface field '"+tostring(obj)+"' must have the ACC_FINAL modifier set but hasn't!");
				}
			}

			if ((obj.getAccessFlags() & ~(ACC_PUBLIC|ACC_PRIVATE|ACC_PROTECTED|ACC_STATIC|ACC_FINAL|ACC_VOLATILE|ACC_TRANSIENT)) > 0){
				addMessage("Field '"+tostring(obj)+"' has access flag(s) other than ACC_PUBLIC, ACC_PRIVATE, ACC_PROTECTED, ACC_STATIC, ACC_FINAL, ACC_VOLATILE, ACC_TRANSIENT set (ignored).");
			}

			checkIndex(obj, obj.getNameIndex(), CONST_Utf8);

			String name = obj.getName();
			if (! validFieldName(name)){
				throw new ClassConstraintException("Field '"+tostring(obj)+"' has illegal name '"+obj.getName()+"'.");
			}

			// A descriptor is often named signature in BCEL
			checkIndex(obj, obj.getSignatureIndex(), CONST_Utf8);

			String sig  = ((ConstantUtf8) (cp.getConstant(obj.getSignatureIndex()))).getBytes(); // Field or Method signature(=descriptor)

			try{
				Type.getType(sig);  /* Don't need the return value */
			}
			catch (ClassFormatException cfe){
                throw new ClassConstraintException("Illegal descriptor (==signature) '"+sig+"' used by '"+tostring(obj)+"'.");
			}

			String nameanddesc = (name+sig);
			if (field_names_and_desc.contains(nameanddesc)){
				throw new ClassConstraintException("No two fields (like '"+tostring(obj)+"') are allowed have same names and descriptors!");
			}
			if (field_names.contains(name)){
				addMessage("More than one field of name '"+name+"' detected (but with different type descriptors). This is very unusual.");
			}
			field_names_and_desc.add(nameanddesc);
			field_names.add(name);

			Attribute[] atts = obj.getAttributes();
			for (int i=0; i<atts.length; i++){
				if ((! (atts[i] instanceof ConstantValue)) &&
				    (! (atts[i] instanceof Synthetic))     &&
				    (! (atts[i] instanceof Deprecated))){
					addMessage("Attribute '"+tostring(atts[i])+"' as an attribute of Field '"+tostring(obj)+"' is unknown and will therefore be ignored.");
				}
				if  (! (atts[i] instanceof ConstantValue)){
					addMessage("Attribute '"+tostring(atts[i])+"' as an attribute of Field '"+tostring(obj)+"' is not a ConstantValue and is therefore only of use for debuggers and such.");
				}
			}
		}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * Factory method. Construct from class name and BCEL Field object.
 *
 * @param className the name of the class which defines the field
 * @param field     the BCEL Field object
 */
public static FieldAnnotation fromBCELField(String className, Field field) {
	return new FieldAnnotation(className, field.getName(), field.getSignature(), field.isStatic());
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * @param obj
 *            the field to parse
 * @return a descriptor for the field
 */
protected FieldDescriptor parseField(Field obj) {
    return new FieldDescriptor(slashedClassName, obj.getName(), obj.getSignature(), obj.isStatic());
}
 

import org.apache.bcel.classfile.Field; //导入方法依赖的package包/类
/**
 * Factory method. Construct from class name and BCEL Field object.
 * 
 * @param className
 *            the name of the class which defines the field
 * @param field
 *            the BCEL Field object
 * @return the FieldAnnotation
 */
public static FieldAnnotation fromBCELField(@DottedClassName String className, Field field) {
    return new FieldAnnotation(className, field.getName(), field.getSignature(), field.isStatic());
}