Example usage for java.lang StringBuffer toString

Introduction

In this page you can find the example usage for java.lang StringBuffer toString.

Prototype

@Override
    @HotSpotIntrinsicCandidate
    public synchronized String toString() 

Source Link

Usage

From source file:Main.java

public static void main(String args[]) {
    Pattern p = Pattern.compile("(another) (test)");
    StringBuffer sb = new StringBuffer();

    String candidateString = "This is another test.";

    String replacement = "$1 AAA $2";
    Matcher matcher = p.matcher(candidateString);
    matcher.find();//from   w  w w  . j  av  a 2  s . c o m

    matcher.appendReplacement(sb, replacement);
    String msg = sb.toString();
    System.out.println(msg);
}

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From source file:MatcherAppendReplacementGroupExample.java

public static void main(String args[]) {
    Pattern p = Pattern.compile("(James) (Bond)");
    StringBuffer sb = new StringBuffer();

    String candidateString = "My name is Bond. James Bond.";

    String replacement = "$1 Waldo $2";

    Matcher matcher = p.matcher(candidateString);
    matcher.find();/*w  w  w .  ja  v a  2  s .  c  o  m*/

    matcher.appendReplacement(sb, replacement);

    String msg = sb.toString();
    System.out.println(msg);
}

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From source file:Main.java

public static void main(String[] argv) throws Exception {

    CharSequence inputStr = "ab12 cd efg34 123";
    String patternStr = "([a-zA-Z]+[0-9]+)";

    Pattern pattern = Pattern.compile(patternStr);
    Matcher matcher = pattern.matcher(inputStr);

    StringBuffer buf = new StringBuffer();
    boolean found = false;
    while ((found = matcher.find())) {
        String replaceStr = matcher.group();
        matcher.appendReplacement(buf, "found<" + replaceStr + ">");
    }//  w  w w .  ja va2 s. c  o  m
    matcher.appendTail(buf);

    String result = buf.toString();
    System.out.println(result);
}

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From source file:com.gemini.httpclienttest.HttpClientTestMain.java

public static void main(String[] args) {
    //authenticate with the server
    URL url;// ww  w .j av  a2s  .  c o m
    try {
        url = new URL("http://198.11.209.34:5000/v2.0/tokens");
    } catch (MalformedURLException ex) {
        System.out.printf("Invalid Endpoint - not a valid URL {}", "http://198.11.209.34:5000/v2.0");
        return;
    }
    CloseableHttpClient httpclient = HttpClientBuilder.create().build();
    try {
        HttpPost httpPost = new HttpPost(url.toString());
        httpPost.setHeader("Content-Type", "application/json");
        StringEntity strEntity = new StringEntity(
                "{\"auth\":{\"tenantName\":\"Gemini-network-prj\",\"passwordCredentials\":{\"username\":\"sri\",\"password\":\"srikumar12\"}}}");
        httpPost.setEntity(strEntity);
        //System.out.println("Executing request " + httpget.getRequestLine());
        CloseableHttpResponse response = httpclient.execute(httpPost);
        try {
            //get the response status code 
            String respStatus = response.getStatusLine().getReasonPhrase();

            //get the response body
            int bytes = response.getEntity().getContent().available();
            InputStream body = response.getEntity().getContent();
            BufferedReader in = new BufferedReader(new InputStreamReader(body));
            String line;
            StringBuffer sbJSON = new StringBuffer();
            while ((line = in.readLine()) != null) {
                sbJSON.append(line);
            }
            String json = sbJSON.toString();
            EntityUtils.consume(response.getEntity());

            GsonBuilder gsonBuilder = new GsonBuilder();
            Object parsedJson = gsonBuilder.create().fromJson(json, Object.class);
            System.out.printf("Parsed json is of type %s\n\n", parsedJson.getClass().toString());
            if (parsedJson instanceof com.google.gson.internal.LinkedTreeMap) {
                com.google.gson.internal.LinkedTreeMap treeJson = (com.google.gson.internal.LinkedTreeMap) parsedJson;
                if (treeJson.containsKey("id")) {
                    String s = (String) treeJson.getOrDefault("id", "no key provided");
                    System.out.printf("\n\ntree contained id %s\n", s);
                } else {
                    System.out.printf("\n\ntree does not contain key id\n");
                }
            }
        } catch (IOException ex) {
            System.out.print(ex);
        } finally {
            response.close();
        }
    } catch (IOException ex) {
        System.out.print(ex);
    } finally {
        //lots of exceptions, just the connection and exit
        try {
            httpclient.close();
        } catch (IOException | NoSuchMethodError ex) {
            System.out.print(ex);
            return;
        }
    }
}

---

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Document document = new Document(PageSize.A6);
    PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
    document.open();/*from   w ww .  j a va 2  s  .  com*/
    document.add(new Paragraph("Hello World"));
    document.add(new Paragraph("Hello People"));
    document.close();

    PdfReader reader = new PdfReader("2.pdf");
    PdfDictionary page = reader.getPageN(1);
    PRIndirectReference objectReference = (PRIndirectReference) page.get(PdfName.CONTENTS);
    PRStream stream = (PRStream) PdfReader.getPdfObject(objectReference);
    byte[] streamBytes = PdfReader.getStreamBytes(stream);
    String contentStream = new String(streamBytes);
    System.out.println(contentStream);
    PRTokeniser tokenizer = new PRTokeniser(streamBytes);
    while (tokenizer.nextToken()) {
        if (tokenizer.getTokenType() == PRTokeniser.TK_STRING) {
            System.out.println(tokenizer.getStringValue());
        }
    }
    StringBuffer buf = new StringBuffer();
    int pos = contentStream.indexOf("Hello World") + 11;
    buf.append(contentStream.substring(0, pos));
    buf.append("Hello");
    buf.append(contentStream.substring(pos));
    String hackedContentStream = buf.toString();
    document = new Document(PageSize.A6);
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("HelloWorldStreamHacked.pdf"));
    document.open();
    PdfContentByte cb = writer.getDirectContent();
    cb.setLiteral(hackedContentStream);
    document.close();
}

---

From source file:Main.java

public static void main(String[] argv) throws Exception {
    // Create a manifest from a file
    InputStream fis = new FileInputStream("manifestfile");
    Manifest manifest = new Manifest(fis);

    // Construct a string version of a manifest
    StringBuffer sbuf = new StringBuffer();
    sbuf.append("Manifest-Version: 1.0\n");
    sbuf.append("\n");
    sbuf.append("Name: javax/swing/JScrollPane.class\n");
    sbuf.append("Java-Bean: True\n");

    // Convert the string to a input stream
    InputStream is = new ByteArrayInputStream(sbuf.toString().getBytes("UTF-8"));

    // Create the manifest
    manifest = new Manifest(is);
}

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From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Document document = new Document(PageSize.A4);
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
    document.open();/*from  w w  w  .jav a 2  s. c o  m*/
    PdfContentByte cb = writer.getDirectContent();
    StringBuffer sb = new StringBuffer(1024);
    BufferedReader reader = new BufferedReader(new FileReader("a.txt"));
    int c;
    while ((c = reader.read()) > -1) {
        sb.append((char) c);
    }
    reader.close();
    ColumnText ct = new ColumnText(cb);
    ct.setSimpleColumn(new Phrase(sb.toString()), 36, 36, PageSize.A4.width() - 36, PageSize.A4.height() - 36,
            18, Element.ALIGN_JUSTIFIED);
    int status = ColumnText.START_COLUMN;
    while (ColumnText.hasMoreText(status)) {
        status = ct.go();
        ct.setYLine(PageSize.A4.height() - 36);
        document.newPage();
    }
    document.close();
}

---

From source file:MainClass.java

public static void main(String[] a) {

    final Display display = new Display();
    final Shell shell = new Shell(display);

    shell.setSize(250, 200);//from  www . j av  a2  s. c  o  m

    shell.setLayout(new FillLayout());

    Table table = new Table(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);

    Transfer[] types = new Transfer[] { TextTransfer.getInstance() };

    DragSource source = new DragSource(table, DND.DROP_MOVE | DND.DROP_COPY);
    source.setTransfer(types);
    source.addDragListener(new DragSourceAdapter() {
        public void dragSetData(DragSourceEvent event) {
            DragSource ds = (DragSource) event.widget;
            Table table = (Table) ds.getControl();
            TableItem[] selection = table.getSelection();

            StringBuffer buff = new StringBuffer();
            for (int i = 0, n = selection.length; i < n; i++) {
                buff.append(selection[i].getText());
            }
            event.data = buff.toString();
        }
    });

    DropTarget target = new DropTarget(table, DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_DEFAULT);
    target.setTransfer(types);
    target.addDropListener(new DropTargetAdapter() {
        public void dragEnter(DropTargetEvent event) {
            if (event.detail == DND.DROP_DEFAULT) {
                event.detail = (event.operations & DND.DROP_COPY) != 0 ? DND.DROP_COPY : DND.DROP_NONE;
            }
            for (int i = 0, n = event.dataTypes.length; i < n; i++) {
                if (TextTransfer.getInstance().isSupportedType(event.dataTypes[i])) {
                    event.currentDataType = event.dataTypes[i];
                }
            }
        }

        public void dragOver(DropTargetEvent event) {
            event.feedback = DND.FEEDBACK_SELECT | DND.FEEDBACK_SCROLL;
        }

        public void drop(DropTargetEvent event) {
            if (TextTransfer.getInstance().isSupportedType(event.currentDataType)) {
                DropTarget target = (DropTarget) event.widget;
                Table table = (Table) target.getControl();
                String data = (String) event.data;

                TableItem item = new TableItem(table, SWT.NONE);
                item.setText(new String[] { data });
                table.redraw();
            }
        }
    });

    TableColumn column = new TableColumn(table, SWT.NONE);

    TableItem item = new TableItem(table, SWT.NONE);
    item.setText(new String[] { "A" });
    item = new TableItem(table, SWT.NONE);
    item.setText(new String[] { "B" });
    item = new TableItem(table, SWT.BORDER);
    item.setText(new String[] { "C" });

    column.pack();

    shell.open();
    while (!shell.isDisposed()) {
        if (!display.readAndDispatch())
            display.sleep();
    }
    display.dispose();
}

---

From source file:com.bright.utils.rmDuplicateLines.java

public static void main(String args) {
    File monfile = new File(args);

    Set<String> userIdSet = new LinkedHashSet<String>();

    if (monfile.isFile() && monfile.getName().endsWith(".txt")) {
        try {// w  w w  .  ja v a2  s  . c o  m
            List<String> content = FileUtils.readLines(monfile, Charset.forName("UTF-8"));
            userIdSet.addAll(content);

            Iterator<String> itr = userIdSet.iterator();
            StringBuffer output = new StringBuffer();
            while (itr.hasNext()) {

                output.append(itr.next() + System.getProperty("line.separator"));

            }

            BufferedWriter out = new BufferedWriter(new FileWriter(monfile));
            String outText = output.toString();

            out.write(outText);

            out.close();
        } catch (IOException e) {
            e.printStackTrace();

        }
    }

}

---

From source file:DragDropTable.java

public static void main(String[] args) {
    Display display = new Display();
    Shell shell = new Shell(display);
    shell.setLayout(new FillLayout());

    Table table = new Table(shell, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);

    Transfer[] types = new Transfer[] { TextTransfer.getInstance() };
    DragSource source = new DragSource(table, DND.DROP_MOVE | DND.DROP_COPY);
    source.setTransfer(types);//ww w.j a v  a 2  s  .c  o  m

    source.addDragListener(new DragSourceAdapter() {
        public void dragSetData(DragSourceEvent event) {
            // Get the selected items in the drag source
            DragSource ds = (DragSource) event.widget;
            Table table = (Table) ds.getControl();
            TableItem[] selection = table.getSelection();

            StringBuffer buff = new StringBuffer();
            for (int i = 0, n = selection.length; i < n; i++) {
                buff.append(selection[i].getText());
            }

            event.data = buff.toString();
        }
    });

    // Create the drop target
    DropTarget target = new DropTarget(table, DND.DROP_MOVE | DND.DROP_COPY | DND.DROP_DEFAULT);
    target.setTransfer(types);
    target.addDropListener(new DropTargetAdapter() {
        public void dragEnter(DropTargetEvent event) {
            if (event.detail == DND.DROP_DEFAULT) {
                event.detail = (event.operations & DND.DROP_COPY) != 0 ? DND.DROP_COPY : DND.DROP_NONE;
            }

            // Allow dropping text only
            for (int i = 0, n = event.dataTypes.length; i < n; i++) {
                if (TextTransfer.getInstance().isSupportedType(event.dataTypes[i])) {
                    event.currentDataType = event.dataTypes[i];
                }
            }
        }

        public void dragOver(DropTargetEvent event) {
            event.feedback = DND.FEEDBACK_SELECT | DND.FEEDBACK_SCROLL;
        }

        public void drop(DropTargetEvent event) {
            if (TextTransfer.getInstance().isSupportedType(event.currentDataType)) {
                // Get the dropped data
                DropTarget target = (DropTarget) event.widget;
                Table table = (Table) target.getControl();
                String data = (String) event.data;

                // Create a new item in the table to hold the dropped data
                TableItem item = new TableItem(table, SWT.NONE);
                item.setText(new String[] { data });
                table.redraw();
            }
        }
    });
    TableColumn column = new TableColumn(table, SWT.NONE);

    // Seed the table
    TableItem item = new TableItem(table, SWT.NONE);
    item.setText(new String[] { "A" });
    item = new TableItem(table, SWT.NONE);
    item.setText(new String[] { "B" });
    item = new TableItem(table, SWT.BORDER);
    item.setText(new String[] { "C" });

    column.pack();
    shell.open();

    while (!shell.isDisposed()) {
        if (!display.readAndDispatch()) {
            display.sleep();
        }
    }
    display.dispose();
}

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