01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.reflect;
22:
23: /**
24: * representation for java.lang.Class.
25: * <br><br>See the respective documentation in the JDK API.
26: * @see Reflector
27: */
28: public interface ReflectClass {
29:
30: public ReflectClass getComponentType();
31:
32: public ReflectConstructor[] getDeclaredConstructors();
33:
34: public ReflectField[] getDeclaredFields();
35:
36: public ReflectField getDeclaredField(String name);
37:
38: /**
39: * Returns the ReflectClass instance being delegated to.
40: *
41: * If there's no delegation it should return this.
42: *
43: * @return delegate or this
44: */
45: public ReflectClass getDelegate();
46:
47: public ReflectMethod getMethod(String methodName,
48: ReflectClass[] paramClasses);
49:
50: public String getName();
51:
52: public ReflectClass getSuperclass();
53:
54: public boolean isAbstract();
55:
56: public boolean isArray();
57:
58: public boolean isAssignableFrom(ReflectClass type);
59:
60: public boolean isCollection();
61:
62: public boolean isInstance(Object obj);
63:
64: public boolean isInterface();
65:
66: public boolean isPrimitive();
67:
68: public boolean isSecondClass();
69:
70: public Object newInstance();
71:
72: public Reflector reflector();
73:
74: /**
75: * instructs to install or uninstall a special constructor for the
76: * respective platform that avoids calling the constructor for the
77: * respective class
78: * @param flag true to try to install a special constructor, false if
79: * such a constructor is to be removed if present
80: * @param testConstructor true, if the special constructor shall be tested, false if it shall be set without testing
81: * @return true if the special constructor is in place after the call
82: */
83: public boolean skipConstructor(boolean flag, boolean testConstructor);
84:
85: public void useConstructor(ReflectConstructor constructor,
86: Object[] params);
87:
88: // FIXME: remove. Reintroduced since OM depends on it - refactor OM.
89: public Object[] toArray(Object obj);
90: }
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