[7411] | 1 | /*
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| 2 | * MGPassesWrapperImpl.c
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| 3 | * Copyright (C) 2002 New Zealand Digital Library, http://www.nzdl.org
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation; either version 2 of the License, or
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| 8 | * (at your option) any later version.
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| 9 | *
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| 10 | * This program is distributed in the hope that it will be useful,
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| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 13 | * GNU General Public License for more details.
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| 14 | *
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| 15 | * You should have received a copy of the GNU General Public License
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| 16 | * along with this program; if not, write to the Free Software
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| 17 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 18 | */
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| 19 |
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| 20 |
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| 21 | #include <jni.h>
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| 22 | #include <assert.h>
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| 23 | #include "sysfuncs.h"
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| 24 | #include "org_greenstone_mg_MGPassesWrapper.h"
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| 25 |
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| 26 | /* if we need to use java objects, we should initialise their field ids here*/
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| 27 | JNIEXPORT void JNICALL
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| 28 | Java_org_greenstone_mg_MGPassesWrapper_initIDs(JNIEnv *j_env, jclass j_cls)
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| 29 | {
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| 30 | return;
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| 31 | }
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| 32 |
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| 33 | JNIEXPORT jboolean JNICALL
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| 34 | Java_org_greenstone_mg_MGPassesWrapper_initCSide(JNIEnv *j_env, jobject j_obj)
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| 35 | {
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| 36 | clear_variables();
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| 37 | return 1; /* true - no errors */
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| 38 | }
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| 39 |
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| 40 |
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| 41 | JNIEXPORT void JNICALL
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| 42 | Java_org_greenstone_mg_MGPassesWrapper_addPass(JNIEnv *j_env,
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| 43 | jobject j_obj,
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| 44 | jchar j_pass_type,
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| 45 | jchar j_pass_num)
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| 46 | {
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| 47 | /* get the level as a c char */
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| 48 | const char pass_type = j_pass_type;
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| 49 | const char pass_num = j_pass_num;
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| 50 | add_pass(pass_type, pass_num);
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| 51 |
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| 52 | }
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| 53 |
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[7436] | 54 | /* Set the paths */
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| 55 | JNIEXPORT void JNICALL
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| 56 | Java_org_greenstone_mg_MGPassesWrapper_setPath(JNIEnv *j_env, jobject j_obj,
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| 57 | jstring j_filename)
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| 58 | {
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| 59 | /* Get the filename as a C string */
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| 60 | const char* filename = (*j_env)->GetStringUTFChars(j_env, j_filename, NULL);
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| 61 |
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| 62 | assert(filename != NULL);
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| 63 | set_path(filename);
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| 64 |
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| 65 | /* Release the strings */
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| 66 | (*j_env)->ReleaseStringUTFChars(j_env, j_filename, filename);
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[7411] | 67 |
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[7436] | 68 | }
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| 69 |
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[7411] | 70 | /* Set the paths */
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| 71 | JNIEXPORT void JNICALL
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| 72 | Java_org_greenstone_mg_MGPassesWrapper_setPaths(JNIEnv *j_env, jobject j_obj,
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| 73 | jstring j_basepath, jstring j_filename)
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| 74 | {
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| 75 | /* Get the base_path as a C string */
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| 76 | const char* basepath = (*j_env)->GetStringUTFChars(j_env, j_basepath, NULL);
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[7436] | 77 | /* Get the filename as a C string */
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| 78 | const char* filename = (*j_env)->GetStringUTFChars(j_env, j_filename, NULL);
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| 79 |
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| 80 | assert(filename != NULL);
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[7411] | 81 | assert(basepath != NULL);
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[7436] | 82 |
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| 83 | set_paths(basepath, filename);
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[7411] | 84 |
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| 85 |
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| 86 | /* Release the strings */
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| 87 | (*j_env)->ReleaseStringUTFChars(j_env, j_basepath, basepath);
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| 88 | (*j_env)->ReleaseStringUTFChars(j_env, j_filename, filename);
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| 89 |
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| 90 | }
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| 91 |
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| 92 |
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| 93 | JNIEXPORT void JNICALL
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| 94 | Java_org_greenstone_mg_MGPassesWrapper_setInvfLevel(JNIEnv *j_env,
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| 95 | jobject j_obj,
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| 96 | jchar j_level)
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| 97 | {
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| 98 | /* get the level as a c char */
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| 99 | const char level = j_level;
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| 100 | set_invf_level(level);
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| 101 |
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| 102 | }
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| 103 |
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[7436] | 104 | /* */
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[7411] | 105 | JNIEXPORT void JNICALL
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| 106 | Java_org_greenstone_mg_MGPassesWrapper_setStemOptions(JNIEnv *j_env,
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| 107 | jobject j_obj,
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| 108 | jstring j_stemmer,
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| 109 | jint j_method)
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| 110 | {
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| 111 |
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| 112 | const char* stemmer = (*j_env)->GetStringUTFChars(j_env, j_stemmer, NULL);
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| 113 | int method = j_method;
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| 114 |
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[7436] | 115 | assert(stemmer != NULL);
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[7411] | 116 | set_stem_options(stemmer, method);
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| 117 | }
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| 118 |
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| 119 | JNIEXPORT jboolean JNICALL
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| 120 | Java_org_greenstone_mg_MGPassesWrapper_init(JNIEnv *j_env,
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| 121 | jobject j_obj) {
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| 122 |
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| 123 | init_driver();
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[7436] | 124 | return 1;
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[7411] | 125 | }
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| 126 |
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| 127 | JNIEXPORT jboolean JNICALL
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| 128 | Java_org_greenstone_mg_MGPassesWrapper_finish(JNIEnv *j_env,
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| 129 | jobject j_obj) {
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| 130 |
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| 131 | finalise_driver();
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[7436] | 132 | return 1;
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[7411] | 133 | }
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| 134 |
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| 135 | JNIEXPORT jboolean JNICALL
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| 136 | Java_org_greenstone_mg_MGPassesWrapper_processMGDocument(JNIEnv *j_env,
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| 137 | jobject j_obj,
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| 138 | jbyteArray j_doc_text) {
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| 139 | /* Get the text as a C string */
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| 140 | int length = (*j_env)->GetArrayLength(j_env, j_doc_text);
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| 141 | u_char * text_buffer = (u_char *)(*j_env)->GetByteArrayElements(j_env, j_doc_text, NULL);
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| 142 | process_document(text_buffer, length);
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| 143 | /* Release the string */
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| 144 | (*j_env)->ReleaseByteArrayElements(j_env, j_doc_text, text_buffer,0);
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[7436] | 145 | return 1;
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[7411] | 146 | }
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| 147 |
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| 148 |
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| 149 |
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