1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include <string.h> 27 28 #include "jni.h" 29 #include "jni_util.h" 30 #include "jlong.h" 31 #include "jvm.h" 32 #include "jdk_util.h" 33 34 #include "sun_misc_URLClassPath.h" 35 36 extern char* 37 getUTF(JNIEnv *env, jstring str, char* localBuf, int bufSize); 38 39 40 JNIEXPORT jboolean JNICALL 41 Java_sun_misc_URLClassPath_knownToNotExist0(JNIEnv *env, jclass cls, jobject loader, 42 jstring classname) 43 { 44 char *clname; 45 jboolean result = JNI_FALSE; 46 char buf[128]; 47 48 if (classname == NULL) { 49 JNU_ThrowNullPointerException(env, NULL); 50 return result; 51 } 52 53 clname = getUTF(env, classname, buf, sizeof(buf)); 54 if (clname == NULL) { 55 JNU_ThrowOutOfMemoryError(env, NULL); 56 return result; 57 } 58 VerifyFixClassname(clname); 59 60 if (!VerifyClassname(clname, JNI_TRUE)) { /* expects slashed name */ 61 goto done; 62 } 63 64 result = JVM_KnownToNotExist(env, loader, clname); 65 66 done: 67 if (clname != buf) { 68 free(clname); 69 } 70 71 return result; 72 } 73 74 JNIEXPORT jobjectArray JNICALL 75 Java_sun_misc_URLClassPath_getLookupCacheURLs(JNIEnv *env, jclass cls, jobject loader) 76 { 77 return JVM_GetResourceLookupCacheURLs(env, loader); 78 } 79 80 81 JNIEXPORT jintArray JNICALL 82 Java_sun_misc_URLClassPath_getLookupCacheForClassLoader(JNIEnv *env, jclass cls, 83 jobject loader, 84 jstring resource_name) 85 { 86 char *resname; 87 jintArray result = NULL; 88 char buf[128]; 89 90 if (resource_name == NULL) { 91 JNU_ThrowNullPointerException(env, NULL); 92 return result; 93 } 94 95 resname = getUTF(env, resource_name, buf, sizeof(buf)); 96 if (resname == NULL) { 97 JNU_ThrowOutOfMemoryError(env, NULL); 98 return result; 99 } 100 result = JVM_GetResourceLookupCache(env, loader, resname); 101 102 done: 103 if (resname != buf) { 104 free(resname); 105 } 106 107 return result; 108 } 109