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17 package org.apache.jdo.impl.enhancer.meta;
18
19
20 /***
21 * Provides extended JDO meta information for byte-code enhancement.
22 */
23 public interface ExtendedMetaData
24 extends EnhancerMetaData
25 {
26 /***
27 * Gets all known classnames.
28 *
29 * @return All known classnames.
30 */
31 String[] getKnownClasses()
32 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
33
34 /***
35 * Gets the modifiers of a class. The return value is a constant of the
36 * <code>java.lang.reflect.Modifier</code> class.
37 *
38 * @param classname The classname.
39 * @return The modifiers.
40 * @see java.lang.reflect.Modifier
41 */
42 int getClassModifiers(String classname)
43 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
44
45 /***
46 * Returns the name of the superclass of a class.
47 * <P>
48 * @param classPath the JVM-qualified name of the class
49 * @return the name of the superclass or null if there is none
50 */
51 String getSuperClass(String classPath)
52 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
53
54 /***
55 * Gets all known fieldnames of a class.
56 *
57 * @param classname The classname.
58 * @return All known fieldnames.
59 */
60 String[] getKnownFields(String classname)
61 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
62
63 /***
64 * Gets the type of a field.
65 *
66 * @param classname The classname.
67 * @param fieldname The fieldname.
68 * @return The type of the field.
69 */
70 String getFieldType(String classname,
71 String fieldname)
72 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
73
74 /***
75 * Gets the modifiers of a field. The return value is a constant of the
76 * <code>java.lang.reflect.Modifier</code> class.
77 *
78 * @param classname The classname.
79 * @param fieldname The fieldname.
80 * @return The modifiers.
81 * @see java.lang.reflect.Modifier
82 */
83 int getFieldModifiers(String classname,
84 String fieldname)
85 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
86
87
88
89 /***
90 * Gets the type of some fields.
91 *
92 * @param classname The classname.
93 * @param fieldnames The fieldnames.
94 * @return The type of the fields.
95 */
96 String[] getFieldType(String classname,
97 String[] fieldnames)
98 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
99
100 /***
101 * Gets the modifiers of some fields.
102 *
103 * @param classname The classname.
104 * @param fieldnames The fieldnames.
105 * @return The modifiers.
106 * @see java.lang.reflect.Modifier
107 */
108 int[] getFieldModifiers(String classname,
109 String[] fieldnames)
110 throws EnhancerMetaDataUserException, EnhancerMetaDataFatalError;
111 }