Ejemplo n.º 1
0
 /**
  * オブジェクトのフィールドにデータを設定する<br>
  * Integer、Float、Float[]、Stringにしか対応していない
  *
  * @param obj 設定対象オブジェクト
  * @param fl 設定対象フィールド
  * @param ty 設定対象フィールドの型
  * @param data 設定データ
  * @throws IllegalArgumentException
  * @throws IllegalAccessException
  */
 protected void dataSetter(Object obj, Field fl, Class ty, String data)
     throws IllegalArgumentException, IllegalAccessException {
   // Integer型のデータを設定
   if (ty.toString().equals("class java.lang.Integer")) {
     fl.set(obj, Integer.parseInt(data));
   }
   // Float型のデータを設定
   if (ty.toString().equals("class java.lang.Float")) {
     fl.set(obj, Float.parseFloat(data));
   }
   // String型のデータを設定(""の内側)
   if (ty.toString().equals("class java.lang.String")) {
     fl.set(obj, getDoubleQuoatString(data));
   }
   // Float[]型のデータを設定
   if (ty.toString().equals("class [Ljava.lang.Float;")) {
     String[] s;
     s = data.split(" ");
     Float[] f = new Float[s.length];
     for (int i = 0; i < s.length; i++) {
       f[i] = Float.parseFloat(s[i]);
     }
     fl.set(obj, f);
   }
 }
  /**
   * Computes the serial version UID value for the given class. The code is taken from {@link
   * ObjectStreamClass#computeDefaultSUID(Class)}.
   *
   * @param cls A class.
   * @return A serial version UID.
   * @throws IOException If failed.
   */
  static long computeSerialVersionUid(Class cls) throws IOException {
    if (Serializable.class.isAssignableFrom(cls) && !Enum.class.isAssignableFrom(cls)) {
      return ObjectStreamClass.lookup(cls).getSerialVersionUID();
    }

    MessageDigest md;

    try {
      md = MessageDigest.getInstance("SHA");
    } catch (NoSuchAlgorithmException e) {
      throw new IOException("Failed to get digest for SHA.", e);
    }

    md.update(cls.getName().getBytes(UTF_8));

    for (Field f : getFieldsForSerialization(cls)) {
      md.update(f.getName().getBytes(UTF_8));
      md.update(f.getType().getName().getBytes(UTF_8));
    }

    byte[] hashBytes = md.digest();

    long hash = 0;

    // Composes a single-long hash from the byte[] hash.
    for (int i = Math.min(hashBytes.length, 8) - 1; i >= 0; i--)
      hash = (hash << 8) | (hashBytes[i] & 0xFF);

    return hash;
  }
Ejemplo n.º 3
0
  public static Document Document(File f) throws IOException, InterruptedException {
    // make a new, empty document
    Document doc = new Document();

    // Add the url as a field named "url".  Use an UnIndexed field, so
    // that the url is just stored with the document, but is not searchable.
    doc.add(Field.UnIndexed("url", f.getPath().replace(dirSep, '/')));

    // Add the last modified date of the file a field named "modified".  Use a
    // Keyword field, so that it's searchable, but so that no attempt is made
    // to tokenize the field into words.
    doc.add(Field.Keyword("modified", DateField.timeToString(f.lastModified())));

    // Add the uid as a field, so that index can be incrementally maintained.
    // This field is not stored with document, it is indexed, but it is not
    // tokenized prior to indexing.
    doc.add(new Field("uid", uid(f), false, true, false));

    HTMLParser parser = new HTMLParser(f);

    // Add the tag-stripped contents as a Reader-valued Text field so it will
    // get tokenized and indexed.
    doc.add(Field.Text("contents", parser.getReader()));

    // Add the summary as an UnIndexed field, so that it is stored and returned
    // with hit documents for display.
    doc.add(Field.UnIndexed("summary", parser.getSummary()));

    // Add the title as a separate Text field, so that it can be searched
    // separately.
    doc.add(Field.Text("title", parser.getTitle()));

    // return the document
    return doc;
  }
Ejemplo n.º 4
0
  /**
   * Generates a byte array representing the contents of this page. Used to serialize this page to
   * disk.
   *
   * <p>The invariant here is that it should be possible to pass the byte array generated by
   * getPageData to the HeapPage constructor and have it produce an identical HeapPage object.
   *
   * @see #HeapPage
   * @return A byte array correspond to the bytes of this page.
   */
  public byte[] getPageData() {
    // int len = header.length*4 + BufferPool.PAGE_SIZE;
    int len = BufferPool.PAGE_SIZE;
    ByteArrayOutputStream baos = new ByteArrayOutputStream(len);
    DataOutputStream dos = new DataOutputStream(baos);

    // create the header of the page
    try {
      dos.write(header.getHeader());
    } catch (IOException e) {
      // this really shouldn't happen
      e.printStackTrace();
    }

    // create the tuples
    for (int i = 0; i < numSlots; i++) {

      // empty slot
      if (!getSlot(i)) {
        for (int j = 0; j < td.getSize(); j++) {
          try {
            dos.writeByte(0);
          } catch (IOException e) {
            e.printStackTrace();
          }
        }
        continue;
      }

      // non-empty slot
      for (int j = 0; j < td.numFields(); j++) {
        Field f = tuples[i].getField(j);
        try {
          f.serialize(dos);
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
    }

    // padding
    int zerolen = BufferPool.PAGE_SIZE - numSlots * td.getSize() - header.length();
    byte[] zeroes = new byte[zerolen];
    try {
      dos.write(zeroes, 0, zerolen);
    } catch (IOException e) {
      e.printStackTrace();
    }

    try {
      dos.flush();
    } catch (IOException e) {
      e.printStackTrace();
    }

    return baos.toByteArray();
  }
Ejemplo n.º 5
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 private String field(Issue issue, TicketFields filed) {
   Field field = issue.getFieldByName(filed.getName());
   if (field != null) {
     Object fieldValue = field.getValue();
     if (fieldValue != null) {
       return fieldValue.toString();
     }
   }
   return "";
 }
Ejemplo n.º 6
0
 @SuppressWarnings("unchecked")
 private void addFields(List list, boolean isStatic) {
   int count = klass.getFieldCount(isStatic);
   for (int i = 0; i != count; ++i) {
     Field field = klass.getField(i, isStatic);
     FieldID fid = new FieldID(JDWP.getTag(field.getType()), field.getOffset(), isStatic, getID());
     ProxyField proxyField = new ProxyField(fid, field);
     list.add(proxyField);
   }
 }
Ejemplo n.º 7
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 // Use reflection to get version since early versions
 // of ImageJ do not have the IJ.getVersion() method.
 String version() {
   String version = "";
   try {
     Class ijClass = ImageJ.class;
     Field field = ijClass.getField("VERSION");
     version = (String) field.get(ijClass);
   } catch (Exception ex) {
   }
   return version;
 }
Ejemplo n.º 8
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 /**
  * `获取给定对象的属性的值` `@param fieldName 属性名` `@param obj 对象`
  *
  * @return
  */
 public static Object getFieldValue(String fieldName, Object obj) {
   try {
     Class cls = obj.getClass();
     Field field = cls.getDeclaredField(fieldName);
     return field.get(obj);
   } catch (Exception e) {
     e.printStackTrace();
     print("Field access error!");
     throw new RuntimeException(e);
   }
 }
Ejemplo n.º 9
0
 @Override
 public Map parse() {
   if (field.getType().compareTo("json") == 0
       // if the signature is *-> * then guess using {
       || field.getType().startsWith("{")) {
     if (jsonObject instanceof String) {
       logger.debug("json object is string " + jsonObject);
       return null;
     } else return (Map) jsonObject;
   } else return null;
 }
Ejemplo n.º 10
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 /**
  * Set the current opcode. This sets four global fields: the currentOpcode, the
  * currentOpcodeArgTable, the currentFormat and the currentOpcodeSymbolicNames.
  *
  * @param opcode The IA32 architecture opcode to make the current opcode
  */
 static void setCurrentOpcode(String opcode) {
   try {
     currentOpcode = opcode;
     currentOpcodeArgTable = (int[]) opcodeArgTables.get(opcode);
     currentFormat = OperatorFormatTables.getFormat(opcode);
     Field f = formats.getDeclaredField(currentFormat + "ParameterNames");
     currentOpcodeSymbolicNames = (String[]) f.get(null);
   } catch (Throwable e) {
     throw new Error("Cannot handle Assembler opcode " + opcode, e);
   }
 }
Ejemplo n.º 11
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 private Field findSqlMapExecutorDelegate(SqlMapClient sqlMapClient) {
   Class<?> searchType = sqlMapClient.getClass();
   while (!Object.class.equals(searchType) && searchType != null) {
     Field[] fields = searchType.getDeclaredFields();
     for (Field field : fields) {
       if (SqlMapExecutorDelegate.class.isAssignableFrom(field.getType())) return field;
     }
     searchType = searchType.getSuperclass();
   }
   return null;
 }
Ejemplo n.º 12
0
Archivo: Macro.java Proyecto: bramk/bnd
 public static Properties getParent(Properties p) {
   try {
     Field f = Properties.class.getDeclaredField("defaults");
     f.setAccessible(true);
     return (Properties) f.get(p);
   } catch (Exception e) {
     Field[] fields = Properties.class.getFields();
     System.err.println(Arrays.toString(fields));
     return null;
   }
 }
Ejemplo n.º 13
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  public SqlJsonImplementation(Object jsonObject, Field field) {
    this.jsonObject = jsonObject;
    if (jsonObject instanceof String) field.setType("string");
    else if (jsonObject instanceof Number) field.setType("number");
    else if (jsonObject instanceof Boolean) field.setType("boolean");
    else if (jsonObject instanceof List) field.setType("array");
    // map should be json as well
    else field.setType("json");

    this.field = field;
  }
Ejemplo n.º 14
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 /** Constructor, initializing the default options. */
 protected AProp() {
   try {
     for (final Field f : getClass().getFields()) {
       final Object obj = f.get(null);
       if (!(obj instanceof Object[])) continue;
       final Object[] arr = (Object[]) obj;
       props.put(arr[0].toString(), arr[1]);
     }
   } catch (final Exception ex) {
     Util.notexpected(ex);
   }
 }
Ejemplo n.º 15
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 public IdentitySchema(Configuration configuration) {
   this.configuration = configuration;
   this.properties = configuration.getProperties();
   this.dialect = Dialect.getDialect(properties);
   try {
     // get the mapping field via reflection :-(
     Field mappingField = Configuration.class.getDeclaredField("mapping");
     mappingField.setAccessible(true);
     this.mapping = (Mapping) mappingField.get(configuration);
   } catch (Exception e) {
     throw new RuntimeException("couldn't get the hibernate mapping", e);
   }
 }
Ejemplo n.º 16
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 private static LinkedHashMap<String, Prop> createProps() {
   Field[] fs = Configuration.class.getDeclaredFields();
   LinkedHashMap<String, Prop> res = new LinkedHashMap<String, Prop>();
   for (Field f : fs)
     if (!Modifier.isStatic(f.getModifiers())) {
       Description annotation = f.getAnnotation(Description.class);
       if (annotation != null) {
         String name = f.getName().replace('_', '.');
         res.put(name, new Prop(name, annotation.value(), f));
       }
     }
   return res;
 }
Ejemplo n.º 17
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  /**
   * Copy from the copy method in StructUtil. Did not want to drag that code in. maybe this actually
   * should go to struct.
   *
   * @param from
   * @param to
   * @param excludes
   * @return
   * @throws Exception
   */
  public static <T extends struct> T xcopy(struct from, T to, String... excludes) throws Exception {
    Arrays.sort(excludes);
    for (Field f : from.fields()) {
      if (Arrays.binarySearch(excludes, f.getName()) >= 0) continue;

      Object o = f.get(from);
      if (o == null) continue;

      Field tof = to.getField(f.getName());
      if (tof != null)
        try {
          tof.set(to, Converter.cnv(tof.getGenericType(), o));
        } catch (Exception e) {
          System.out.println(
              "Failed to convert "
                  + f.getName()
                  + " from "
                  + from.getClass()
                  + " to "
                  + to.getClass()
                  + " value "
                  + o
                  + " exception "
                  + e);
        }
    }

    return to;
  }
Ejemplo n.º 18
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 public Object getUIRep() {
   if (uiRepCopy == null) {
     if (field == null)
       ExpCoordinator.print(
           new String("FieldParam(" + getLabel() + ").getUIRep field is null"), TEST_UIREP);
     else
       ExpCoordinator.print(
           new String("FieldParam(" + getLabel() + ").getUIRep field:" + field.toString()),
           TEST_UIREP);
     uiRepCopy = field.getUIRepCopy(isEditable());
     setUIRep(uiRepCopy.getComponent());
   }
   return (super.getUIRep());
 }
Ejemplo n.º 19
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 // generates the 'select' part of the SQL select statement
 public String selectProperties(DataObj d) {
   StringBuilder s = new StringBuilder(1024);
   String name = d.getName();
   s.append("select ");
   boolean firstField = true;
   for (Field f : d.getFields()) {
     if (firstField) {
       firstField = false;
       s.append(name + "." + f.getName() + " ");
     } else {
       s.append(", " + name + "." + f.getName() + " ");
     }
   }
   return s.toString();
 }
Ejemplo n.º 20
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  @Override
  public String getString() throws SQLException {
    int type = JSONTypes.jsonTypes.get(field.getType());
    switch (type) {
      case JSONTypes.JSON_ARRAY:
      case JSONTypes.JSON_OBJECT:
      case JSONTypes.JSON_MAP:
        toJson();
        return sqlJson;
      case JSONTypes.JSON_NULL:
        return null;
      case JSONTypes.JSON_STRING:
        if (sqlJson != null) return sqlJson;
        if (jsonObject != null) return (String) jsonObject;
        isNull = true;
        return null;

        // let the default implementation of toString figure it out
      case JSONTypes.JSON_BOOLEAN:
      case JSONTypes.JSON_NUMBER:
        return jsonObject.toString();
      default:
        return "";
    }
  }
 /**
  * Delegates to {@link Field#set(Object,Object)} hiding IllegalAccessException.
  *
  * @param f A field.
  * @param obj An object.
  * @param val A value.
  * @throws IOException If failed.
  */
 static void set(Field f, Object obj, Object val) throws IOException {
   try {
     f.set(obj, val);
   } catch (IllegalAccessException e) {
     throw new IOException("Failed to set field value: " + f, e);
   }
 }
 /**
  * Delegates to {@link Field#get(Object)} hiding IllegalAccessException.
  *
  * @param f A field.
  * @param obj An object.
  * @return The value of the represented field in object.
  * @throws IOException If failed.
  */
 static Object get(Field f, Object obj) throws IOException {
   try {
     return f.get(obj);
   } catch (IllegalAccessException e) {
     throw new IOException("Failed to get field value: " + f, e);
   }
 }
Ejemplo n.º 23
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  public SqlMapRepositoryFactory(SqlMapClient sqlMapClient) {
    Assert.notNull(sqlMapClient, "SqlMapClient must not be null!");

    this.sqlMapClient = (SqlMapClientImpl) sqlMapClient;
    this.sqlMapClientTemplate = new SqlMapClientTemplate(sqlMapClient);

    if (ExtendedSqlMapClient.class.isAssignableFrom(sqlMapClient.getClass())) {
      this.sqlMapExecutorDelegate = ((ExtendedSqlMapClient) sqlMapClient).getDelegate();
    } else if (hasSqlMapExecutorDelegate(sqlMapClient)) {
      Field field = findSqlMapExecutorDelegate(sqlMapClient);
      field.setAccessible(true);

      this.sqlMapExecutorDelegate =
          (SqlMapExecutorDelegate) ReflectionUtils.getField(field, sqlMapClient);
    } else {
      throw new IllegalArgumentException("not found SqlMapExecutorDelegate in SqlMapClient.");
    }
  }
Ejemplo n.º 24
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  private MutableTreeNode populateAttributes(CavityDBObject obj) {
    DefaultMutableTreeNode tree = new DefaultMutableTreeNode("attrs");
    Class cls = obj.getClass();
    for (Field f : cls.getFields()) {
      int mod = f.getModifiers();
      if (Modifier.isPublic(mod) && !Modifier.isStatic(mod)) {
        String fieldName = f.getName();
        try {
          Object value = f.get(obj);
          tree.add(
              new DefaultMutableTreeNode(String.format("%s=%s", fieldName, String.valueOf(value))));

        } catch (IllegalAccessException e) {
          // do nothing.
        }
      }
    }
    return tree;
  }
Ejemplo n.º 25
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 public void checki(boolean basic, Var x, Field f, Var y, Field g) {
   fail = false;
   if (!basic) {
     if (x.getType().getKind() == TypeIR.Kind.VOID) fail = true;
     if (y.getType().getKind() == TypeIR.Kind.VOID) fail = true;
     if (fail) {
       assert (false);
     }
   }
   assertion(basic, x, f);
   assertion(basic, y, g);
   if (fail) {
     assert (false);
     System.out.println(" Overall ! ");
     System.out.println(x.getType());
     if (f != null) System.out.println(" f " + f.getType());
     System.out.println(y.getType());
     if (g != null) System.out.println(" g " + g.getType());
   }
 }
Ejemplo n.º 26
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 private static void linkChildren(RArray parentRealView, ViewTrace parentTrace) {
   Class viewClass = parentRealView.getClass();
   Field[] fields = getAllFields(viewClass);
   for (Field f : fields) {
     if (f.isSynthetic()) {
       continue;
     }
     Class fieldClass = f.getType();
     if (RArray.class.isAssignableFrom(fieldClass)) {
       try {
         f.setAccessible(true);
         Object o = f.get(parentRealView);
         if (o instanceof TracingView) {
           ((TracingView) o).getTrace().parentView = parentTrace;
         }
       } catch (IllegalAccessException e) {
         assert Utils.check(false, "can't read a view field " + e);
       }
     }
   }
 }
Ejemplo n.º 27
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  protected void generateView(Map<String, org.ektorp.support.DesignDocument.View> views, Field f) {
    DocumentReferences referenceMetaData = f.getAnnotation(DocumentReferences.class);
    if (referenceMetaData == null) {
      LOG.warn("No DocumentReferences annotation found in field: ", f.getName());
      return;
    }

    if (referenceMetaData.view().length() > 0) {
      LOG.debug("Skipping view generation for field {} as view is already specified", f.getName());
      return;
    }

    if (Set.class.isAssignableFrom(f.getType())) {
      generateSetBasedDocRefView(views, f, referenceMetaData);
    } else {
      throw new ViewGenerationException(
          String.format(
              "The type of the field: %s in %s annotated with DocumentReferences is not supported. (Must be assignable from java.util.Set)",
              f.getName(), f.getDeclaringClass()));
    }
  }
Ejemplo n.º 28
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 private void dump(
     OutputSink out, ObjectReference obj, ReferenceType refType, ReferenceType refTypeBase) {
   for (Field field : refType.fields()) {
     out.print("    ");
     if (!refType.equals(refTypeBase)) {
       out.print(refType.name() + ".");
     }
     out.print(field.name() + ": ");
     Object o = obj.getValue(field);
     out.println((o == null) ? "null" : o.toString()); // Bug ID 4374471
   }
   if (refType instanceof ClassType) {
     ClassType sup = ((ClassType) refType).superclass();
     if (sup != null) {
       dump(out, obj, sup, refTypeBase);
     }
   } else if (refType instanceof InterfaceType) {
     for (InterfaceType sup : ((InterfaceType) refType).superinterfaces()) {
       dump(out, obj, sup, refTypeBase);
     }
   }
 }
Ejemplo n.º 29
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 /** Find field in direct superinterfaces. */
 public Field findInterfaceField(Symbol name, Symbol sig) {
   ObjArray interfaces = getLocalInterfaces();
   int n = (int) interfaces.getLength();
   for (int i = 0; i < n; i++) {
     InstanceKlass intf1 = (InstanceKlass) interfaces.getObjAt(i);
     if (Assert.ASSERTS_ENABLED) {
       Assert.that(intf1.isInterface(), "just checking type");
     }
     // search for field in current interface
     Field f = intf1.findLocalField(name, sig);
     if (f != null) {
       if (Assert.ASSERTS_ENABLED) {
         Assert.that(f.getAccessFlagsObj().isStatic(), "interface field must be static");
       }
       return f;
     }
     // search for field in direct superinterfaces
     f = intf1.findInterfaceField(name, sig);
     if (f != null) return f;
   }
   // otherwise field lookup fails
   return null;
 }
Ejemplo n.º 30
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 /** Reflect operations demo */
 public static void reflect(Object obj) {
   // `cls用于描述对象所属的类`
   Class cls = obj.getClass();
   print("Class Name: " + cls.getCanonicalName());
   // `fields包含对象的所有属性`
   Field[] fields = cls.getDeclaredFields();
   print("List of fields:");
   for (Field f : fields) {
     print(String.format("%30s %15s", f.getType(), f.getName()));
   }
   // `methods包含对象的所有方法`
   Method[] methods = cls.getDeclaredMethods();
   print("List of methods:");
   for (Method m : methods)
     print(
         String.format(
             "%30s %15s %30s",
             m.getReturnType(), m.getName(), Arrays.toString(m.getParameterTypes())));
   Constructor[] constructors = cls.getConstructors();
   print("List of contructors:");
   for (Constructor c : constructors)
     print(String.format("%30s %15s", c.getName(), Arrays.toString(c.getParameterTypes())));
 }