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Update SimulationConfig.java

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Modification to open properties file.
This commit is contained in:
David Alves
2025-10-22 15:44:51 +01:00
parent a7c17ca9b9
commit fc46b9b83b
1 changed files with 36 additions and 2 deletions
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38
main/src/main/java/sd/config/SimulationConfig.java
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@@ -27,9 +27,43 @@ public class SimulationConfig {
*/
public SimulationConfig(String filePath) throws IOException {
properties = new Properties();
try (InputStream input = new FileInputStream(filePath)) {
properties.load(input);
/**Tenta carregar diretamente a partir do sistema de ficheiros, se o ficheiro não existir
* (por exemplo quando executado a partir do classpath/jar),
* faz fallback para carregar a partir do classpath usando o ClassLoader.
*/
IOException lastException = null;
try {
try (InputStream input = new FileInputStream(filePath)) {
properties.load(input);
return; // carregado com sucesso a partir do caminho fornecido
}
} catch (IOException e) {
lastException = e;
//tenta carregar a partir do classpath sem prefixos comuns
String resourcePath = filePath;
//Remove prefixos que apontam para src/main/resources quando presentes
resourcePath = resourcePath.replace("src/main/resources/", "").replace("src\\main\\resources\\", "");
//Remove prefixo classpath: se fornecido
if (resourcePath.startsWith("classpath:")) {
resourcePath = resourcePath.substring("classpath:".length());
if (resourcePath.startsWith("/")) resourcePath = resourcePath.substring(1);
}
InputStream resourceStream = Thread.currentThread().getContextClassLoader().getResourceAsStream(resourcePath);
if (resourceStream == null) {
//como último recurso, tentar com um leading slash
resourceStream = SimulationConfig.class.getResourceAsStream('/' + resourcePath);
}
if (resourceStream != null) {
try (InputStream input = resourceStream) {
properties.load(input);
return;
}
}
}
if (lastException != null) throw lastException;
}
// --- Network configurations ---