Add ability to specify the output file name on the command line.

This is required, in a maven multi-module setup, where relative path could point
to different files, when started as a parent or a sub-module build.
With this change, in the pom.xml you can specify --outputFile ${basedir}/validation.json

README.md

@@ -79,6 +79,8 @@ Example of Maven integration:
  <arguments>
  <argument>-cf</argument>
  <argument>my-config.json</argument>
+ <argument>--outputFile</argument>
+ <argument>${basedir}/src/main/webapp/validation/validation.json</argument>
  </configuration>
  </plugin>
  </plugins>

valdr-bean-validation/src/main/java/com/github/valdr/cli/ValdrBeanValidation.java

@@ -61,6 +61,7 @@ public static void main(String[] args) {
  private static Options loadOptions(CommandLine cli) {
  InputStream inputStream = null;
  String configFile = cli.getOptionValue("cf");
+ String outputFile = cli.getOptionValue("outputFile");
 
  try {
  if (StringUtils.isEmpty(configFile)) {
@@ -72,7 +73,11 @@ private static Options loadOptions(CommandLine cli) {
  System.out.println("Building parser configuration from configured file path '" + configFile + "'.");
  inputStream = new FileInputStream(new File(configFile));
  }
- return new ObjectMapper().readValue(inputStream, Options.class);
+ Options opt = new ObjectMapper().readValue(inputStream, Options.class);
+ if (StringUtils.isEmpty(opt.getOutputFile())) {
+ opt.setOutputFile(outputFile);
+ }
+ return opt;
  } catch (IOException e) {
  throw new IllegalArgumentException("Cannot read config file.", e);
  } finally {
@@ -110,6 +115,8 @@ private static org.apache.commons.cli.Options createCliOptions() {
  org.apache.commons.cli.Options options = new org.apache.commons.cli.Options();
  options.addOption(new Option("cf", true,
  "path to JSON config file, if omitted valdr-bean-validation.json is " + "expected at root of class path"));
+ options.addOption(new Option("outputFile", true,
+ "path to output file, which will be used, if no outputFile is specified in the JSON config"));
  return options;
  }