Examples with InfoOptions org.apache.flink.client.cli.InfoOptions used on opensource projects

Example 1 with InfoOptions

use of org.apache.flink.client.cli.InfoOptions in project flink by apache.

the class CliFrontend method info.

/**
	 * Executes the info action.
	 * 
	 * @param args Command line arguments for the info action.
	 */
protected int info(String[] args) {
    LOG.info("Running 'info' command.");
    // Parse command line options
    InfoOptions options;
    try {
        options = CliFrontendParser.parseInfoCommand(args);
    } catch (CliArgsException e) {
        return handleArgException(e);
    } catch (Throwable t) {
        return handleError(t);
    }
    // evaluate help flag
    if (options.isPrintHelp()) {
        CliFrontendParser.printHelpForInfo();
        return 0;
    }
    if (options.getJarFilePath() == null) {
        return handleArgException(new CliArgsException("The program JAR file was not specified."));
    }
    // -------- build the packaged program -------------
    PackagedProgram program;
    try {
        LOG.info("Building program from JAR file");
        program = buildProgram(options);
    } catch (Throwable t) {
        return handleError(t);
    }
    try {
        int parallelism = options.getParallelism();
        LOG.info("Creating program plan dump");
        Optimizer compiler = new Optimizer(new DataStatistics(), new DefaultCostEstimator(), config);
        FlinkPlan flinkPlan = ClusterClient.getOptimizedPlan(compiler, program, parallelism);
        String jsonPlan = null;
        if (flinkPlan instanceof OptimizedPlan) {
            jsonPlan = new PlanJSONDumpGenerator().getOptimizerPlanAsJSON((OptimizedPlan) flinkPlan);
        } else if (flinkPlan instanceof StreamingPlan) {
            jsonPlan = ((StreamingPlan) flinkPlan).getStreamingPlanAsJSON();
        }
        if (jsonPlan != null) {
            System.out.println("----------------------- Execution Plan -----------------------");
            System.out.println(jsonPlan);
            System.out.println("--------------------------------------------------------------");
        } else {
            System.out.println("JSON plan could not be generated.");
        }
        String description = program.getDescription();
        if (description != null) {
            System.out.println();
            System.out.println(description);
        } else {
            System.out.println();
            System.out.println("No description provided.");
        }
        return 0;
    } catch (Throwable t) {
        return handleError(t);
    } finally {
        program.deleteExtractedLibraries();
    }
}