public void execute()

in src/main/org/apache/tools/ant/taskdefs/optional/pvcs/Pvcs.java [163:296]
107 lines of code
28 McCabe index (conditional complexity)

    public void execute() throws BuildException {
        int result = 0;

        if (repository == null || repository.trim().isEmpty()) {
            throw new BuildException("Required argument repository not specified");
        }

        // Check workspace exists
        // Launch PCLI listversionedfiles -z -aw
        // Capture output
        // build the command line from what we got the format is
        Commandline commandLine = new Commandline();
        commandLine.setExecutable(getExecutable(PCLI_EXE));

        commandLine.createArgument().setValue("lvf");
        commandLine.createArgument().setValue("-z");
        commandLine.createArgument().setValue("-aw");
        if (getWorkspace() != null) {
            commandLine.createArgument().setValue("-sp" + getWorkspace());
        }
        commandLine.createArgument().setValue("-pr" + getRepository());

        String uid = getUserId();

        if (uid != null) {
            commandLine.createArgument().setValue("-id" + uid);
        }

        // default pvcs project is "/"
        if (getPvcsproject() == null && getPvcsprojects().isEmpty()) {
            pvcsProject = "/";
        }

        if (getPvcsproject() != null) {
            commandLine.createArgument().setValue(getPvcsproject());
        }
        if (!getPvcsprojects().isEmpty()) {
            for (PvcsProject pvcsProject : getPvcsprojects()) {
                String projectName = pvcsProject.getName();
                if (projectName == null || projectName.trim().isEmpty()) {
                    throw new BuildException("name is a required attribute of pvcsproject");
                }
                commandLine.createArgument().setValue(projectName);
            }
        }

        File tmp = null;
        File tmp2 = null;
        try {
            Random rand = new Random(System.currentTimeMillis());
            tmp = new File("pvcs_ant_" + rand.nextLong() + ".log");
            OutputStream fos = Files.newOutputStream(tmp.toPath());
            tmp2 = new File("pvcs_ant_" + rand.nextLong() + ".log");
            log(commandLine.describeCommand(), Project.MSG_VERBOSE);
            try {
                result = runCmd(commandLine, new PumpStreamHandler(fos,
                        new LogOutputStream(this, Project.MSG_WARN)));
            } finally {
                FileUtils.close(fos);
            }

            if (Execute.isFailure(result) && !ignorerc) {
                String msg = "Failed executing: " + commandLine.toString();
                throw new BuildException(msg, getLocation());
            }

            if (!tmp.exists()) {
                throw new BuildException("Communication between ant and pvcs "
                    + "failed. No output generated from executing PVCS "
                    + "commandline interface \"pcli\" and \"get\"");
            }

            // Create folders in workspace
            log("Creating folders", Project.MSG_INFO);
            createFolders(tmp);

            // Massage PCLI lvf output transforming '\' to '/' so get command works appropriately
            massagePCLI(tmp, tmp2);

            // Launch get on output captured from PCLI lvf
            commandLine.clearArgs();
            commandLine.setExecutable(getExecutable(GET_EXE));

            if (getConfig() != null && !getConfig().isEmpty()) {
                commandLine.createArgument().setValue("-c" + getConfig());
            }

            if (getForce() != null && getForce().equals("yes")) {
                commandLine.createArgument().setValue("-Y");
            } else {
                commandLine.createArgument().setValue("-N");
            }

            if (getPromotiongroup() != null) {
                commandLine.createArgument().setValue("-G"
                    + getPromotiongroup());
            } else {
                if (getLabel() != null) {
                    commandLine.createArgument().setValue("-v" + getLabel());
                } else {
                    if (getRevision() != null) {
                        commandLine.createArgument().setValue("-r" + getRevision());
                    }
                }
            }

            if (updateOnly) {
                commandLine.createArgument().setValue("-U");
            }

            commandLine.createArgument().setValue("@" + tmp2.getAbsolutePath());
            log("Getting files", Project.MSG_INFO);
            log("Executing " + commandLine.toString(), Project.MSG_VERBOSE);
            result = runCmd(commandLine,
                new LogStreamHandler(this, Project.MSG_INFO, Project.MSG_WARN));
            if (result != 0 && !ignorerc) {
                String msg = "Failed executing: " + commandLine.toString()
                    + ". Return code was " + result;
                throw new BuildException(msg, getLocation());
            }

        } catch (ParseException | IOException e) {
            String msg = "Failed executing: " + commandLine.toString()
                + ". Exception: " + e.getMessage();
            throw new BuildException(msg, getLocation());
        } finally {
            if (tmp != null) {
                tmp.delete();
            }
            if (tmp2 != null) {
                tmp2.delete();
            }
        }
    }