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 JavaNetSocketAccess javaNetSocketAccess;
62 private static JavaNetUriAccess javaNetUriAccess;
63 private static JavaNetURLAccess javaNetURLAccess;
64 private static JavaNetURLClassLoaderAccess javaNetURLClassLoaderAccess;
65 private static JavaNioAccess javaNioAccess;
66 private static JavaIOFileDescriptorAccess javaIOFileDescriptorAccess;
67 private static JavaIOFilePermissionAccess javaIOFilePermissionAccess;
68 private static JavaSecurityAccess javaSecurityAccess;
69 private static JavaUtilZipFileAccess javaUtilZipFileAccess;
70 private static JavaUtilResourceBundleAccess javaUtilResourceBundleAccess;
71 private static JavaAWTAccess javaAWTAccess;
72 private static JavaAWTFontAccess javaAWTFontAccess;
73 private static JavaBeansAccess javaBeansAccess;
74 private static JavaObjectInputStreamAccess javaObjectInputStreamAccess;
75 private static JavaObjectInputFilterAccess javaObjectInputFilterAccess;
76 private static JavaIORandomAccessFileAccess javaIORandomAccessFileAccess;
77 private static JavaSecuritySignatureAccess javaSecuritySignatureAccess;
78 private static JavaxCryptoSealedObjectAccess javaxCryptoSealedObjectAccess;
79
80 public static JavaUtilJarAccess javaUtilJarAccess() {
81 if (javaUtilJarAccess == null) {
82 // Ensure JarFile is initialized; we know that this class
83 // provides the shared secret
84 unsafe.ensureClassInitialized(JarFile.class);
85 }
86 return javaUtilJarAccess;
87 }
88
89 public static void setJavaUtilJarAccess(JavaUtilJarAccess access) {
90 javaUtilJarAccess = access;
91 }
92
93 public static void setJavaLangAccess(JavaLangAccess jla) {
94 javaLangAccess = jla;
95 }
96
114
115 public static void setJavaLangModuleAccess(JavaLangModuleAccess jlrma) {
116 javaLangModuleAccess = jlrma;
117 }
118
119 public static JavaLangModuleAccess getJavaLangModuleAccess() {
120 if (javaLangModuleAccess == null) {
121 unsafe.ensureClassInitialized(ModuleDescriptor.class);
122 }
123 return javaLangModuleAccess;
124 }
125
126 public static void setJavaLangRefAccess(JavaLangRefAccess jlra) {
127 javaLangRefAccess = jlra;
128 }
129
130 public static JavaLangRefAccess getJavaLangRefAccess() {
131 return javaLangRefAccess;
132 }
133
134 public static void setJavaNetUriAccess(JavaNetUriAccess jnua) {
135 javaNetUriAccess = jnua;
136 }
137
138 public static JavaNetUriAccess getJavaNetUriAccess() {
139 if (javaNetUriAccess == null)
140 unsafe.ensureClassInitialized(java.net.URI.class);
141 return javaNetUriAccess;
142 }
143
144 public static void setJavaNetURLAccess(JavaNetURLAccess jnua) {
145 javaNetURLAccess = jnua;
146 }
147
148 public static JavaNetURLAccess getJavaNetURLAccess() {
149 if (javaNetURLAccess == null)
150 unsafe.ensureClassInitialized(java.net.URL.class);
151 return javaNetURLAccess;
152 }
153
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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 JavaNetSocketAccess javaNetSocketAccess;
70 private static JavaNetUriAccess javaNetUriAccess;
71 private static JavaNetURLAccess javaNetURLAccess;
72 private static JavaNetURLClassLoaderAccess javaNetURLClassLoaderAccess;
73 private static JavaNioAccess javaNioAccess;
74 private static JavaUtilJarAccess javaUtilJarAccess;
75 private static JavaUtilZipFileAccess javaUtilZipFileAccess;
76 private static JavaUtilResourceBundleAccess javaUtilResourceBundleAccess;
77 private static JavaSecurityAccess javaSecurityAccess;
78 private static JavaSecuritySignatureAccess javaSecuritySignatureAccess;
79 private static JavaxCryptoSealedObjectAccess javaxCryptoSealedObjectAccess;
80
81 public static JavaUtilJarAccess javaUtilJarAccess() {
82 if (javaUtilJarAccess == null) {
83 // Ensure JarFile is initialized; we know that this class
84 // provides the shared secret
85 unsafe.ensureClassInitialized(JarFile.class);
86 }
87 return javaUtilJarAccess;
88 }
89
90 public static void setJavaUtilJarAccess(JavaUtilJarAccess access) {
91 javaUtilJarAccess = access;
92 }
93
94 public static void setJavaLangAccess(JavaLangAccess jla) {
95 javaLangAccess = jla;
96 }
97
115
116 public static void setJavaLangModuleAccess(JavaLangModuleAccess jlrma) {
117 javaLangModuleAccess = jlrma;
118 }
119
120 public static JavaLangModuleAccess getJavaLangModuleAccess() {
121 if (javaLangModuleAccess == null) {
122 unsafe.ensureClassInitialized(ModuleDescriptor.class);
123 }
124 return javaLangModuleAccess;
125 }
126
127 public static void setJavaLangRefAccess(JavaLangRefAccess jlra) {
128 javaLangRefAccess = jlra;
129 }
130
131 public static JavaLangRefAccess getJavaLangRefAccess() {
132 return javaLangRefAccess;
133 }
134
135 public static void setJavaLangReflectAccess(JavaLangReflectAccess jlra) {
136 javaLangReflectAccess = jlra;
137 }
138
139 public static JavaLangReflectAccess getJavaLangReflectAccess() {
140 return javaLangReflectAccess;
141 }
142
143 public static void setJavaNetUriAccess(JavaNetUriAccess jnua) {
144 javaNetUriAccess = jnua;
145 }
146
147 public static JavaNetUriAccess getJavaNetUriAccess() {
148 if (javaNetUriAccess == null)
149 unsafe.ensureClassInitialized(java.net.URI.class);
150 return javaNetUriAccess;
151 }
152
153 public static void setJavaNetURLAccess(JavaNetURLAccess jnua) {
154 javaNetURLAccess = jnua;
155 }
156
157 public static JavaNetURLAccess getJavaNetURLAccess() {
158 if (javaNetURLAccess == null)
159 unsafe.ensureClassInitialized(java.net.URL.class);
160 return javaNetURLAccess;
161 }
162
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