io.swagger.codegen.v3.CodegenConfigLoader Maven / Gradle / Ivy
package io.swagger.codegen.v3;
import java.util.ServiceLoader;
import static java.util.ServiceLoader.load;
public class CodegenConfigLoader {
/**
* Tries to load config class with SPI first, then with class name directly from classpath
*
* @param name name of config, or full qualified class name in classpath
* @return config class
*/
public static CodegenConfig forName(String name) {
ServiceLoader loader = load(CodegenConfig.class);
StringBuilder availableConfigs = new StringBuilder();
CodegenConfig current = null;
for (CodegenConfig config : loader) {
if (config.getName().equals(name)) {
if (current == null) {
current = config;
} else if (config.isPrivileged() && !current.isPrivileged()) {
current = config;
} else if (current.isPrivileged() && !config.isPrivileged()) {
// skip
} else if (config.getPriority() > current.getPriority()) {
current = config;
}
}
availableConfigs.append(config.getName()).append("\n");
}
if (current != null) {
return current;
}
// else try to load directly
try {
return (CodegenConfig) Class.forName(name).newInstance();
} catch (Exception e) {
throw new RuntimeException("Can't load config class with name ".concat(name) + " Available: " + availableConfigs.toString(), e);
}
}
}