Example usage for java.io StringReader read

Introduction

In this page you can find the example usage for java.io StringReader read.

Prototype

public int read() throws IOException

Source Link

Document

Reads a single character.

Usage

From source file:org.ecoinformatics.seek.R.RExpression.java

private String _writeDataFile(String dat) {
    String fn = "";
    try {/* www.  j a va 2s  . c  o  m*/
        String home = System.getProperty("user.home");
        home = home.replace('\\', '/');
        fn = home + "/" + _getUniqueFileName("dat") + cntr;
        File dataFile = new File(fn);
        StringReader is = new StringReader(dat);
        FileWriter os = new FileWriter(dataFile);
        int c;
        while ((c = is.read()) != -1) {
            os.write(c);
        }
        is.close();
        os.close();
    } catch (Exception exc) {
        log.error("error writing data file! - RExpression");
    }
    cntr++;
    return fn;
}

From source file:de.innovationgate.utils.WGUtils.java

/**
 * Encodes an input string of plain text to it's XML representation. The
 * special characters &, <, > and " and all characters with character code >=
 * 127 are converted to numeric XML entities.
 * //  w  w w.  jav  a2 s .  c  o m
 * @param input
 *            The plain text string to convert
 * @return The XML representation of the plain text.
 */
public static String encodeXML(String input) {

    StringReader in = new StringReader(input);
    StringBuffer out = new StringBuffer();
    int ch;

    try {
        while ((ch = in.read()) != -1) {
            if (ch < 127 && ch != '&' && ch != '<' && ch != '>' && ch != '"') {
                out.append((char) ch);
            } else {
                out.append('&').append('#').append(ch).append(';');
            }
        }
    } catch (IOException exc) {
        exc.printStackTrace();
    }

    return out.toString();
}

From source file:de.innovationgate.utils.WGUtils.java

public static String encodeHTML(String input, boolean reduceToASCII, int lineFeedTreatment,
        Set<Integer> additionalCharsToEncode) {
    if (input == null) {
        return "";
    }// ww  w. j a va 2  s  .c o  m

    if (additionalCharsToEncode == null) {
        additionalCharsToEncode = Collections.emptySet();
    }

    StringReader in = new StringReader(input);
    StringBuffer out = new StringBuffer();
    int ch;

    try {
        while ((ch = in.read()) != -1) {
            if (ch == '\n') {
                if (lineFeedTreatment == LINEFEEDS_CONVERT_TO_BR) {
                    out.append("<br>");
                } else if (lineFeedTreatment == LINEFEEDS_KEEP) {
                    out.append("\n");
                }
            } else if ((!reduceToASCII || ch < 127) && ch != '&' && ch != '<' && ch != '>' && ch != '"'
                    && !additionalCharsToEncode.contains(ch)) {
                out.append((char) ch);
            } else {
                out.append('&').append('#').append(ch).append(';');
            }
        }
    } catch (IOException exc) {
        exc.printStackTrace();
    }

    return out.toString();
}

From source file:org.apache.cocoon.generation.JXTemplateGenerator.java

private static JXTExpression compileExpr(String inStr) throws Exception {
    try {// ww w  .  ja v a2 s .  co m
        if (inStr == null) {
            return null;
        }
        StringReader in = new StringReader(inStr.trim());
        int ch;
        boolean xpath = false;
        boolean inExpr = false;
        StringBuffer expr = new StringBuffer();
        while ((ch = in.read()) != -1) {
            char c = (char) ch;
            if (inExpr) {
                if (c == '\\') {
                    ch = in.read();
                    expr.append((ch == -1) ? '\\' : (char) ch);
                } else if (c == '}') {
                    return compile(expr.toString(), xpath);
                } else {
                    expr.append(c);
                }
            } else {
                if (c == '$' || c == '#') {
                    ch = in.read();
                    if (ch == '{') {
                        inExpr = true;
                        xpath = c == '#';
                        continue;
                    }
                }
                // hack: invalid expression?
                // just return the original and swallow exception
                return new JXTExpression(inStr, null);
            }
        }
        if (inExpr) {
            // unclosed #{} or ${}
            throw new Exception("Unterminated " + (xpath ? "#" : "$") + "{");
        }
    } catch (IOException ignored) {
        ignored.printStackTrace();
    }
    return new JXTExpression(inStr, null);
}