Example usage for java.io Writer close

List of usage examples for java.io Writer close

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Introduction

In this page you can find the example usage for java.io Writer close.

Prototype

public abstract void close() throws IOException;

Source Link

Document

Closes the stream, flushing it first.

Usage

From source file:filesscanner.MainWindow.java

private void saveToJSONBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveToJSONBtnActionPerformed

    JSONObject object = new JSONObject();

    for (int i = 0; i < modelFiles.getSize(); i++) {

        object.put("filename" + i, modelFiles.get(i).toString());

    }//  w  ww.  j  ava 2 s  . c  o m

    File file = new File("C:");
    JFileChooser chooser = ShowChooser(file);
    chooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
    chooser.setDialogType(JFileChooser.SAVE_DIALOG);
    int res = chooser.showDialog(this, "  ? ??!!!");
    if (res == JFileChooser.APPROVE_OPTION) {

        try {
            Writer writer = new FileWriter(chooser.getSelectedFile());
            object.writeJSONString(writer);
            JOptionPane.showMessageDialog(rootPane, "SAVED SUCCESFULLY!!!");
            writer.flush();
            writer.close();
        } catch (IOException ex) {
            Logger.getLogger(MainWindow.class.getName()).log(Level.SEVERE, null, ex);
            JOptionPane.showMessageDialog(rootPane, "Something bad!!!");
        }

    }

}

From source file:com.github.rwitzel.streamflyer.core.ModifiableReaderUnitTest.java

private void assertModificationByWriter(String input, String expectedOutput, long positionForModification,
        Change modificationToApply) throws Exception {

    // setup: create modifier and reader
    StringWriter stringWriter = new StringWriter();
    Writer writer = createWriter(stringWriter, positionForModification, modificationToApply);

    // read the stream into an output stream
    for (int index = 0; index < input.length(); index++) {
        writer.append(input.charAt(index));
    }/*from w w  w.j  a  va  2s  .  c o m*/
    writer.flush();
    writer.close();

    String foundOutput = stringWriter.toString();

    // compare the expected result with the found result
    assertEquals(expectedOutput, foundOutput);
}

From source file:com.sun.faban.harness.webclient.Uploader.java

/**
 * Updates the tags file.//from ww w .j  av a 2 s.c o  m
 * @param req
 * @param resp
 * @throws java.io.IOException
 */
public void updateTagsFile(HttpServletRequest req, HttpServletResponse resp) throws IOException {
    String tags = req.getParameter("tags");
    String runId = req.getParameter("runId");
    RunResult result = RunResult.getInstance(new RunId(runId));
    StringBuilder formattedTags = new StringBuilder();
    File runTagFile = new File(Config.OUT_DIR + runId + "/META-INF/tags");
    if (tags != null && !"".equals(tags)) {
        StringTokenizer t = new StringTokenizer(tags, " \n,");
        ArrayList<String> tagList = new ArrayList<String>(t.countTokens());
        while (t.hasMoreTokens()) {
            String nextT = t.nextToken().trim();
            if (nextT != null && !"".equals(nextT)) {
                formattedTags.append(nextT + "\n");
                tagList.add(nextT);
            }
        }
        FileHelper.writeContentToFile(formattedTags.toString(), runTagFile);
        result.tags = tagList.toArray(new String[tagList.size()]);
    }
    try {
        uploadTags(runId);
    } catch (ClassNotFoundException ex) {
        Logger.getLogger(Uploader.class.getName()).log(Level.SEVERE, null, ex);
    }
    Writer w = resp.getWriter();
    w.write("Tags updating completed");
    w.flush();
    w.close();
}

From source file:com.theminequest.MineQuest.SQLExecutor.java

/**
 * Check for initialization. What this does is take the build number
 * and uses a fast forward mechanism from the previous build to see
 * if any changes should be merged.<br>
 * It acts similarly to SVN./*from w  ww .j a  v  a2  s.  com*/
 */
private void checkInitialization() {
    if (!datafolder.exists()) {
        datafolder.mkdir();
    }
    File versionfile = new File(datafolder + File.separator + "version");
    Scanner s = null;
    String lastv = null;
    try {
        s = new Scanner(versionfile);
        if (s.hasNextLine()) {
            String dbtype = s.nextLine();
            if (dbtype.equalsIgnoreCase(databasetype.name())) {
                if (s.hasNextLine())
                    lastv = s.nextLine();
            }
        }
    } catch (FileNotFoundException e) {
        try {
            versionfile.createNewFile();
        } catch (IOException e1) {
            throw new RuntimeException(e1);
        }
    }
    if (lastv == null || lastv.compareTo(MineQuest.getVersion()) != 0) {
        if (lastv == null || lastv.equals("unofficialDev")) {
            if (lastv == null)
                MineQuest.log(Level.WARNING, "[SQL] No existing DBVERSION file; initializing DB as new.");
            else
                MineQuest.log(Level.WARNING,
                        "[SQL] I don't know what your previous build was; attempting to reinitialize.");
            lastv = "initial";
        }

        if (lastv != null && !lastv.equals("unofficialDev") && !lastv.equals("initial")) {
            int last = Integer.parseInt(lastv);
            MineQuest.log(Level.INFO, "[SQL] Fast forwarding through builds...");
            while (last < Integer.parseInt(MineQuest.getVersion())) {
                try {
                    MineQuest.log("[SQL] Fast forwarding from build " + last + " to " + (last + 1) + "...");
                    querySQL("update/" + last, "");
                    MineQuest.log("[SQL] Applied patch for build " + last + " to " + (last + 1) + "!");
                } catch (NoSuchElementException e) {
                    //MineQuest.log(Level.WARNING,"[SQL] No update path from build " + last + " to " + (last+1) + " build; Probably normal.");
                }
                last++;
            }
        } else {
            try {
                querySQL("update/" + lastv, "");
            } catch (NoSuchElementException e) {
                MineQuest.log(Level.WARNING,
                        "[SQL] No update path from build " + lastv + " to this build; Probably normal.");
            }
        }

        Writer out;
        try {
            out = new OutputStreamWriter(new FileOutputStream(versionfile));
            out.write(databasetype.name() + IOUtils.LINE_SEPARATOR + MineQuest.getVersion());
            out.close();
        } catch (FileNotFoundException e) {
            MineQuest.log(Level.SEVERE, "[SQL] Failed to commit DBVERSION: " + e.getMessage());
            throw new RuntimeException(e);
        } catch (IOException e) {
            MineQuest.log(Level.SEVERE, "[SQL] Failed to commit DBVERSION: " + e.getMessage());
            throw new RuntimeException(e);
        }
    }

}

From source file:com.cloudera.sqoop.manager.PostgresqlExportTest.java

protected void createTestFile(String filename, String[] lines) throws IOException {
    new File(getWarehouseDir()).mkdirs();
    File file = new File(getWarehouseDir() + "/" + filename);
    Writer output = new BufferedWriter(new FileWriter(file));
    for (String line : lines) {
        output.write(line);//from   ww w .j  av  a2s .com
        output.write("\n");
    }
    output.close();
}

From source file:no.uis.service.studinfo.commons.StudinfoValidator.java

protected List<String> validate(String studieinfoXml, StudinfoType infoType, int year, FsSemester semester,
        String language) throws Exception {

    // save xml/*from ww  w  . j  ava 2 s .  c  om*/
    File outFile = new File("target/out", infoType.toString() + year + semester + language + ".xml");
    if (outFile.exists()) {
        outFile.delete();
    } else {
        outFile.getParentFile().mkdirs();
    }
    File outBackup = new File("target/out", infoType.toString() + year + semester + language + "_orig.xml");
    Writer backupWriter = new OutputStreamWriter(new FileOutputStream(outBackup), IOUtils.UTF8_CHARSET);
    backupWriter.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
    IOUtils.copy(new StringReader(studieinfoXml), backupWriter, IOBUFFER_SIZE);
    backupWriter.flush();
    backupWriter.close();

    TransformerFactory trFactory = TransformerFactory.newInstance();
    Source schemaSource = new StreamSource(getClass().getResourceAsStream("/fspreprocess.xsl"));
    Transformer stylesheet = trFactory.newTransformer(schemaSource);

    Source input = new StreamSource(new StringReader(studieinfoXml));

    Result result = new StreamResult(outFile);
    stylesheet.transform(input, result);

    SAXParserFactory factory = SAXParserFactory.newInstance();
    factory.setValidating(false);
    factory.setNamespaceAware(true);

    SchemaFactory schemaFactory = SchemaFactory.newInstance("http://www.w3.org/2001/XMLSchema");
    Schema schema = schemaFactory
            .newSchema(new Source[] { new StreamSource(new File("src/main/xsd/studinfo.xsd")) });

    factory.setSchema(schema);

    SAXParser parser = factory.newSAXParser();

    XMLReader reader = parser.getXMLReader();
    ValidationErrorHandler errorHandler = new ValidationErrorHandler(infoType, year, semester, language);
    reader.setErrorHandler(errorHandler);
    reader.setContentHandler(errorHandler);
    try {
        reader.parse(
                new InputSource(new InputStreamReader(new FileInputStream(outFile), IOUtils.UTF8_CHARSET)));
    } catch (SAXException ex) {
        // do nothing. The error is handled in the error handler
    }
    return errorHandler.getMessages();
}

From source file:com.palantir.stash.stashbot.servlet.BuildStatusReportingServlet.java

@Override
public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    try {//from   w  w  w. j ava  2 s  . c  o  m
        // Look at JenkinsManager class if you change this:
        // final two arguments could be empty...
        final String URL_FORMAT = "BASE_URL/REPO_ID_OR_SLUG/PULLREQUEST_ID]";
        final String pathInfo = req.getPathInfo();
        final String[] parts = pathInfo.split("/");

        // need at *least* 3 parts to be correct
        if (parts.length < 3) {
            throw new IllegalArgumentException("The format of the URL is " + URL_FORMAT);
        }

        // Last part is always the PR
        String pullRequestPart = parts[parts.length - 1];

        // First part is always empty because string starts with '/', last is pr, the rest is the slug
        String slugOrId = StringUtils.join(Arrays.copyOfRange(parts, 1, parts.length - 1), "/");

        Repository repo;
        try {
            int repoId = Integer.valueOf(slugOrId);
            repo = rs.getById(repoId);
            if (repo == null) {
                throw new IllegalArgumentException("Unable to find repository for repo id " + repoId);
            }
        } catch (NumberFormatException e) {
            // we have a slug, try to get a repo ID from that
            // slug should look like this: projects/PROJECT_KEY/repos/REPO_SLUG/pull-requests
            String[] newParts = slugOrId.split("/");

            if (newParts.length != 5) {
                throw new IllegalArgumentException(
                        "The format of the REPO_ID_OR_SLUG is an ID, or projects/PROJECT_KEY/repos/REPO_SLUG/pull-requests");
            }
            Project p = ps.getByKey(newParts[1]);
            if (p == null) {
                throw new IllegalArgumentException("Unable to find project for project key" + newParts[1]);
            }
            repo = rs.getBySlug(p.getKey(), newParts[3]);
            if (repo == null) {
                throw new IllegalArgumentException("Unable to find repository for project key" + newParts[1]
                        + " and repo slug " + newParts[3]);
            }
        }

        final long pullRequestId;
        final PullRequest pullRequest;

        try {
            pullRequestId = Long.parseLong(pullRequestPart);
        } catch (NumberFormatException e) {
            throw new IllegalArgumentException("Unable to parse pull request id " + parts[7], e);
        }
        pullRequest = prs.getById(repo.getId(), pullRequestId);
        if (pullRequest == null) {
            throw new IllegalArgumentException("Unable to find pull request for repo id "
                    + repo.getId().toString() + " pr id " + pullRequestId);
        }

        PullRequestMergeability canMerge = prs.canMerge(repo.getId(), pullRequestId);

        JSONObject output = new JSONObject();
        output.put("repoId", repo.getId());
        output.put("prId", pullRequestId);
        output.put("url", nb.repo(repo).pullRequest(pullRequest.getId()).buildAbsolute());
        output.put("canMerge", canMerge.canMerge());
        if (!canMerge.canMerge()) {
            JSONArray vetoes = new JSONArray();
            for (PullRequestMergeVeto prmv : canMerge.getVetos()) {
                JSONObject prmvjs = new JSONObject();
                prmvjs.put("summary", prmv.getSummaryMessage());
                prmvjs.put("details", prmv.getDetailedMessage());
                vetoes.put(prmvjs);
            }
            // You might expect a conflict would be included in the list of merge blockers.  You'd be mistaken.
            if (canMerge.isConflicted()) {
                JSONObject prmvjs = new JSONObject();
                prmvjs.put("summary", "This pull request is unmergeable due to conflicts.");
                prmvjs.put("details", "You will need to resolve conflicts to be able to merge.");
                vetoes.put(prmvjs);
            }
            output.put("vetoes", vetoes);
        }

        log.debug("Serving build status: " + output.toString());
        printOutput(output, req, res);
    } catch (Exception e) {
        res.reset();
        res.setStatus(500);
        res.setContentType("application/json");
        Writer w = res.getWriter();
        try {
            w.append(new JSONObject().put("error", e.getMessage()).toString());
        } catch (JSONException e1) {
            throw new RuntimeException("Errorception!", e1);
        }
        w.close();
    }
}

From source file:org.callimachusproject.auth.DigestPasswordAccessor.java

public Set<?> changeDigestPassword(Set<RDFObject> files, String[] passwords, String webapp,
        ObjectConnection con) throws RepositoryException, IOException {
    int i = 0;//from  w  ww.j  a va  2 s  .  com
    Set<Object> set = new LinkedHashSet<Object>();
    for (URI uuid : getPasswordFiles(files, passwords.length, webapp, con)) {
        String password = passwords[i++];
        if (password == null || password.length() == 0)
            throw new BadRequest("New password cannot be empty");
        Writer writer = con.getBlobObject(uuid).openWriter();
        try {
            writer.write(password);
        } finally {
            writer.close();
        }
        set.add(con.getObject(uuid));
    }
    return set;
}

From source file:com.googlecode.fascinator.indexer.RuleManager.java

public void run(Reader in, Writer out) throws IOException {
    File tmpFile;// w  w w. j ava  2  s  .  co  m
    Reader tmpIn = in;
    Writer tmpOut = null;
    OutputStream tmpOutStream;
    cancelled = false;
    for (Rule rule : rules) {
        try {
            tmpFile = createTempFile("rule", ".xml");
            tmpOutStream = new FileOutputStream(tmpFile);
            tmpOut = new OutputStreamWriter(tmpOutStream, "UTF-8");
            rule.run(tmpIn, tmpOut);
            tmpOut.close();
            tmpOutStream.close();
            tmpIn.close();
            tmpIn = new InputStreamReader(new FileInputStream(tmpFile), "UTF-8");
        } catch (Exception e) {
            if (rule.isRequired()) {
                cancelled = true;
                log.error("Stopping since " + rule + " failed: ", e);
                break;
            } else {
                log.warn("Rule " + rule + " failed: " + e.getMessage());
                e.printStackTrace();
            }
        }
    }
    if (!cancelled) {
        IOUtils.copy(tmpIn, out);
    }
    tmpIn.close();
    out.close();
    cleanupTempFiles();
}

From source file:fr.jetoile.hadoopunit.integrationtest.ManualIntegrationBootstrapTest.java

@Test
public void oozieShouldStart() throws Exception {

    LOGGER.info("OOZIE: Test Submit Workflow Start");

    org.apache.hadoop.conf.Configuration conf = new org.apache.hadoop.conf.Configuration();
    conf.set("fs.default.name",
            "hdfs://127.0.0.1:" + configuration.getInt(HadoopUnitConfig.HDFS_NAMENODE_PORT_KEY));

    URI uri = URI.create("hdfs://127.0.0.1:" + configuration.getInt(HadoopUnitConfig.HDFS_NAMENODE_PORT_KEY));

    FileSystem hdfsFs = FileSystem.get(uri, conf);

    OozieClient oozieClient = new OozieClient("http://" + configuration.getString(OozieBootstrap.OOZIE_HOST)
            + ":" + configuration.getInt(OozieBootstrap.OOZIE_PORT) + "/oozie");

    Path appPath = new Path(hdfsFs.getHomeDirectory(), "testApp");
    hdfsFs.mkdirs(new Path(appPath, "lib"));
    Path workflow = new Path(appPath, "workflow.xml");

    //write workflow.xml
    String wfApp = "<workflow-app xmlns='uri:oozie:workflow:0.1' name='test-wf'>" + "    <start to='end'/>"
            + "    <end name='end'/>" + "</workflow-app>";

    Writer writer = new OutputStreamWriter(hdfsFs.create(workflow));
    writer.write(wfApp);/*from  w  w w  .j  a  va2  s. c o  m*/
    writer.close();

    //write job.properties
    Properties oozieConf = oozieClient.createConfiguration();
    oozieConf.setProperty(OozieClient.APP_PATH, workflow.toString());
    oozieConf.setProperty(OozieClient.USER_NAME, UserGroupInformation.getCurrentUser().getUserName());

    //submit and check
    final String jobId = oozieClient.submit(oozieConf);
    WorkflowJob wf = oozieClient.getJobInfo(jobId);
    Assert.assertNotNull(wf);
    assertEquals(WorkflowJob.Status.PREP, wf.getStatus());

    LOGGER.info("OOZIE: Workflow: {}", wf.toString());
    hdfsFs.close();

}