| /** |
| *Licensed to the Apache Software Foundation (ASF) under one |
| *or more contributor license agreements. See the NOTICE file |
| *distributed with this work for additional information |
| *regarding copyright ownership. The ASF licenses this file |
| *to you under the Apache License, Version 2.0 (the |
| *"License"); you may not use this file except in compliance |
| *with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| *Unless required by applicable law or agreed to in writing, |
| *software distributed under the License is distributed on an |
| *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| *specific language governing permissions and limitations |
| *under the License. |
| */ |
| /* |
| * properties.c |
| * |
| * \date Apr 27, 2010 |
| * \author <a href="mailto:dev@celix.apache.org">Apache Celix Project Team</a> |
| * \copyright Apache License, Version 2.0 |
| */ |
| #include <stdio.h> |
| #include <string.h> |
| #include <stdlib.h> |
| #include <ctype.h> |
| #include "celixbool.h" |
| #include "properties.h" |
| #include "utils.h" |
| |
| properties_pt properties_create(void) { |
| return hashMap_create(utils_stringHash, utils_stringHash, utils_stringEquals, utils_stringEquals); |
| } |
| |
| void properties_destroy(properties_pt properties) { |
| hash_map_iterator_pt iter = hashMapIterator_create(properties); |
| while (hashMapIterator_hasNext(iter)) { |
| hash_map_entry_pt entry = hashMapIterator_nextEntry(iter); |
| free(hashMapEntry_getKey(entry)); |
| free(hashMapEntry_getValue(entry)); |
| } |
| hashMapIterator_destroy(iter); |
| hashMap_destroy(properties, false, false); |
| } |
| |
| properties_pt properties_load(char *filename) { |
| FILE *file = fopen(filename, "r"); |
| properties_pt props = properties_loadWithStream(file); |
| fclose(file); |
| return props; |
| } |
| |
| FRAMEWORK_EXPORT properties_pt properties_loadWithStream(FILE *file) { |
| properties_pt props = NULL; |
| char line[1024]; |
| char key[1024]; |
| char value[1024]; |
| bool precedingCharIsBackslash = false; |
| bool isComment = false; |
| int linePos = 0; |
| int outputPos = 0; |
| char *output = NULL; |
| |
| if (file != NULL ) { |
| props = properties_create(); |
| while ( fgets ( line, sizeof line, file ) != NULL ) { |
| |
| linePos = 0; |
| precedingCharIsBackslash = false; |
| isComment = false; |
| output = NULL; |
| outputPos = 0; |
| key[0] = '\0'; |
| value[0] = '\0'; |
| |
| while (line[linePos] != '\0') { |
| if (line[linePos] == ' ' || line[linePos] == '\t') { |
| if (output == NULL) { |
| //ignore |
| linePos += 1; |
| continue; |
| } else { |
| output[outputPos++] = line[linePos]; |
| } |
| } else { |
| if (output == NULL) { |
| output = key; |
| } |
| } |
| if (line[linePos] == '=' || line[linePos] == ':' || line[linePos] == '#' || line[linePos] == '!') { |
| if (precedingCharIsBackslash) { |
| //escaped special character |
| output[outputPos++] = line[linePos]; |
| precedingCharIsBackslash = false; |
| } else { |
| if (line[linePos] == '#' || line[linePos] == '!') { |
| if (outputPos == 0) { |
| isComment = true; |
| break; |
| } else { |
| output[outputPos++] = line[linePos]; |
| } |
| } else { // = or : |
| if (output == value) { //already have a seperator |
| output[outputPos++] = line[linePos]; |
| } else { |
| output[outputPos++] = '\0'; |
| output = value; |
| outputPos = 0; |
| } |
| } |
| } |
| } else if (line[linePos] == '\\') { |
| if (precedingCharIsBackslash) { //double backslash -> backslash |
| output[outputPos++] = '\\'; |
| } |
| precedingCharIsBackslash = true; |
| } else { //normal character |
| precedingCharIsBackslash = false; |
| output[outputPos++] = line[linePos]; |
| } |
| linePos += 1; |
| } |
| if (output != NULL) { |
| output[outputPos] = '\0'; |
| } |
| |
| if (!isComment) { |
| //printf("putting 'key'/'value' '%s'/'%s' in properties\n", utils_stringTrim(key), utils_stringTrim(value)); |
| hashMap_put(props, strdup(utils_stringTrim(key)), strdup(utils_stringTrim(value))); |
| } |
| } |
| } |
| |
| return props; |
| } |
| |
| |
| /** |
| * Header is ignored for now, cannot handle comments yet |
| */ |
| void properties_store(properties_pt properties, char * filename, char * header) { |
| FILE *file = fopen ( filename, "w+" ); |
| char *str; |
| |
| if (file != NULL) { |
| if (hashMap_size(properties) > 0) { |
| hash_map_iterator_pt iterator = hashMapIterator_create(properties); |
| while (hashMapIterator_hasNext(iterator)) { |
| hash_map_entry_pt entry = hashMapIterator_nextEntry(iterator); |
| str = hashMapEntry_getKey(entry); |
| for (int i = 0; i < strlen(str); i += 1) { |
| if (str[i] == '#' || str[i] == '!' || str[i] == '=' || str[i] == ':') { |
| fputc('\\', file); |
| } |
| fputc(str[i], file); |
| } |
| |
| fputc('=', file); |
| |
| str = hashMapEntry_getValue(entry); |
| for (int i = 0; i < strlen(str); i += 1) { |
| if (str[i] == '#' || str[i] == '!' || str[i] == '=' || str[i] == ':') { |
| fputc('\\', file); |
| } |
| fputc(str[i], file); |
| } |
| |
| fputc('\n', file); |
| |
| } |
| hashMapIterator_destroy(iterator); |
| } |
| fclose(file); |
| } else { |
| perror("File is null"); |
| } |
| } |
| |
| celix_status_t properties_copy(properties_pt properties, properties_pt *out) { |
| celix_status_t status = CELIX_SUCCESS; |
| properties_pt copy = properties_create(); |
| |
| if (copy != NULL) { |
| hash_map_iterator_pt iter = hashMapIterator_create(properties); |
| while (hashMapIterator_hasNext(iter)) { |
| hash_map_entry_pt entry = hashMapIterator_nextEntry(iter); |
| char *key = hashMapEntry_getKey(entry); |
| char *value = hashMapEntry_getValue(entry); |
| properties_set(copy, key, value); |
| } |
| hashMapIterator_destroy(iter); |
| } else { |
| status = CELIX_ENOMEM; |
| } |
| |
| if (status == CELIX_SUCCESS) { |
| *out = copy; |
| } |
| |
| return status; |
| } |
| |
| char * properties_get(properties_pt properties, char * key) { |
| return hashMap_get(properties, key); |
| } |
| |
| char * properties_getWithDefault(properties_pt properties, char * key, char * defaultValue) { |
| char * value = properties_get(properties, key); |
| return value == NULL ? defaultValue : value; |
| } |
| |
| char * properties_set(properties_pt properties, char * key, char * value) { |
| return hashMap_put(properties, strdup(key), strdup(value)); |
| } |