33 import java.io.Console;
34 import java.io.FileDescriptor;
35 import java.io.FilePermission;
36 import java.io.ObjectInputStream;
37 import java.io.RandomAccessFile;
38 import java.security.ProtectionDomain;
39 import java.security.Signature;
40 import jdk.internal.misc.Unsafe;
41
42 /** A repository of "shared secrets", which are a mechanism for
43 calling implementation-private methods in another package without
44 using reflection. A package-private class implements a public
45 interface and provides the ability to call package-private methods
46 within that package; the object implementing that interface is
47 provided through a third package to which access is restricted.
48 This framework avoids the primary disadvantage of using reflection
49 for this purpose, namely the loss of compile-time checking. */
50
51 public class SharedSecrets {
52 private static final Unsafe unsafe = Unsafe.getUnsafe();
53 private static JavaUtilJarAccess javaUtilJarAccess;
54 private static JavaLangAccess javaLangAccess;
55 private static JavaLangModuleAccess javaLangModuleAccess;
56 private static JavaLangInvokeAccess javaLangInvokeAccess;
57 private static JavaLangRefAccess javaLangRefAccess;
58 private static JavaIOAccess javaIOAccess;
59 private static JavaNetInetAddressAccess javaNetInetAddressAccess;
60 private static JavaNetHttpCookieAccess javaNetHttpCookieAccess;
61 private static JavaNetUriAccess javaNetUriAccess;
62 private static JavaNetURLAccess javaNetURLAccess;
63 private static JavaNioAccess javaNioAccess;
64 private static JavaIOFileDescriptorAccess javaIOFileDescriptorAccess;
65 private static JavaIOFilePermissionAccess javaIOFilePermissionAccess;
66 private static JavaSecurityAccess javaSecurityAccess;
67 private static JavaUtilZipFileAccess javaUtilZipFileAccess;
68 private static JavaUtilResourceBundleAccess javaUtilResourceBundleAccess;
69 private static JavaAWTAccess javaAWTAccess;
70 private static JavaAWTFontAccess javaAWTFontAccess;
71 private static JavaBeansAccess javaBeansAccess;
72 private static JavaObjectInputStreamAccess javaObjectInputStreamAccess;
73 private static JavaObjectInputFilterAccess javaObjectInputFilterAccess;
74 private static JavaIORandomAccessFileAccess javaIORandomAccessFileAccess;
75 private static JavaSecuritySignatureAccess javaSecuritySignatureAccess;
76 private static JavaxCryptoSealedObjectAccess javaxCryptoSealedObjectAccess;
77
78 public static JavaUtilJarAccess javaUtilJarAccess() {
79 if (javaUtilJarAccess == null) {
80 // Ensure JarFile is initialized; we know that this class
81 // provides the shared secret
82 unsafe.ensureClassInitialized(JarFile.class);
83 }
84 return javaUtilJarAccess;
85 }
86
87 public static void setJavaUtilJarAccess(JavaUtilJarAccess access) {
88 javaUtilJarAccess = access;
89 }
90
91 public static void setJavaLangAccess(JavaLangAccess jla) {
92 javaLangAccess = jla;
93 }
94
112
113 public static void setJavaLangModuleAccess(JavaLangModuleAccess jlrma) {
114 javaLangModuleAccess = jlrma;
115 }
116
117 public static JavaLangModuleAccess getJavaLangModuleAccess() {
118 if (javaLangModuleAccess == null) {
119 unsafe.ensureClassInitialized(ModuleDescriptor.class);
120 }
121 return javaLangModuleAccess;
122 }
123
124 public static void setJavaLangRefAccess(JavaLangRefAccess jlra) {
125 javaLangRefAccess = jlra;
126 }
127
128 public static JavaLangRefAccess getJavaLangRefAccess() {
129 return javaLangRefAccess;
130 }
131
132 public static void setJavaNetUriAccess(JavaNetUriAccess jnua) {
133 javaNetUriAccess = jnua;
134 }
135
136 public static JavaNetUriAccess getJavaNetUriAccess() {
137 if (javaNetUriAccess == null)
138 unsafe.ensureClassInitialized(java.net.URI.class);
139 return javaNetUriAccess;
140 }
141
142 public static void setJavaNetURLAccess(JavaNetURLAccess jnua) {
143 javaNetURLAccess = jnua;
144 }
145
146 public static JavaNetURLAccess getJavaNetURLAccess() {
147 if (javaNetURLAccess == null)
148 unsafe.ensureClassInitialized(java.net.URL.class);
149 return javaNetURLAccess;
150 }
151
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33 import java.io.Console;
34 import java.io.FileDescriptor;
35 import java.io.FilePermission;
36 import java.io.ObjectInputStream;
37 import java.io.RandomAccessFile;
38 import java.security.ProtectionDomain;
39 import java.security.Signature;
40 import jdk.internal.misc.Unsafe;
41
42 /** A repository of "shared secrets", which are a mechanism for
43 calling implementation-private methods in another package without
44 using reflection. A package-private class implements a public
45 interface and provides the ability to call package-private methods
46 within that package; the object implementing that interface is
47 provided through a third package to which access is restricted.
48 This framework avoids the primary disadvantage of using reflection
49 for this purpose, namely the loss of compile-time checking. */
50
51 public class SharedSecrets {
52 private static final Unsafe unsafe = Unsafe.getUnsafe();
53 private static JavaAWTAccess javaAWTAccess;
54 private static JavaAWTFontAccess javaAWTFontAccess;
55 private static JavaBeansAccess javaBeansAccess;
56 private static JavaLangAccess javaLangAccess;
57 private static JavaLangInvokeAccess javaLangInvokeAccess;
58 private static JavaLangModuleAccess javaLangModuleAccess;
59 private static JavaLangRefAccess javaLangRefAccess;
60 private static JavaLangReflectAccess javaLangReflectAccess;
61 private static JavaIOAccess javaIOAccess;
62 private static JavaIOFileDescriptorAccess javaIOFileDescriptorAccess;
63 private static JavaIOFilePermissionAccess javaIOFilePermissionAccess;
64 private static JavaIORandomAccessFileAccess javaIORandomAccessFileAccess;
65 private static JavaObjectInputStreamAccess javaObjectInputStreamAccess;
66 private static JavaObjectInputFilterAccess javaObjectInputFilterAccess;
67 private static JavaNetInetAddressAccess javaNetInetAddressAccess;
68 private static JavaNetHttpCookieAccess javaNetHttpCookieAccess;
69 private static JavaNetUriAccess javaNetUriAccess;
70 private static JavaNetURLAccess javaNetURLAccess;
71 private static JavaNioAccess javaNioAccess;
72 private static JavaUtilJarAccess javaUtilJarAccess;
73 private static JavaUtilZipFileAccess javaUtilZipFileAccess;
74 private static JavaUtilResourceBundleAccess javaUtilResourceBundleAccess;
75 private static JavaSecurityAccess javaSecurityAccess;
76 private static JavaSecuritySignatureAccess javaSecuritySignatureAccess;
77 private static JavaxCryptoSealedObjectAccess javaxCryptoSealedObjectAccess;
78
79 public static JavaUtilJarAccess javaUtilJarAccess() {
80 if (javaUtilJarAccess == null) {
81 // Ensure JarFile is initialized; we know that this class
82 // provides the shared secret
83 unsafe.ensureClassInitialized(JarFile.class);
84 }
85 return javaUtilJarAccess;
86 }
87
88 public static void setJavaUtilJarAccess(JavaUtilJarAccess access) {
89 javaUtilJarAccess = access;
90 }
91
92 public static void setJavaLangAccess(JavaLangAccess jla) {
93 javaLangAccess = jla;
94 }
95
113
114 public static void setJavaLangModuleAccess(JavaLangModuleAccess jlrma) {
115 javaLangModuleAccess = jlrma;
116 }
117
118 public static JavaLangModuleAccess getJavaLangModuleAccess() {
119 if (javaLangModuleAccess == null) {
120 unsafe.ensureClassInitialized(ModuleDescriptor.class);
121 }
122 return javaLangModuleAccess;
123 }
124
125 public static void setJavaLangRefAccess(JavaLangRefAccess jlra) {
126 javaLangRefAccess = jlra;
127 }
128
129 public static JavaLangRefAccess getJavaLangRefAccess() {
130 return javaLangRefAccess;
131 }
132
133 public static void setJavaLangReflectAccess(JavaLangReflectAccess jlra) {
134 javaLangReflectAccess = jlra;
135 }
136
137 public static JavaLangReflectAccess getJavaLangReflectAccess() {
138 return javaLangReflectAccess;
139 }
140
141 public static void setJavaNetUriAccess(JavaNetUriAccess jnua) {
142 javaNetUriAccess = jnua;
143 }
144
145 public static JavaNetUriAccess getJavaNetUriAccess() {
146 if (javaNetUriAccess == null)
147 unsafe.ensureClassInitialized(java.net.URI.class);
148 return javaNetUriAccess;
149 }
150
151 public static void setJavaNetURLAccess(JavaNetURLAccess jnua) {
152 javaNetURLAccess = jnua;
153 }
154
155 public static JavaNetURLAccess getJavaNetURLAccess() {
156 if (javaNetURLAccess == null)
157 unsafe.ensureClassInitialized(java.net.URL.class);
158 return javaNetURLAccess;
159 }
160
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