Example usage for java.io StringWriter write

Introduction

In this page you can find the example usage for java.io StringWriter write.

Prototype

public void write(String str)

Source Link

Document

Write a string.

Usage

From source file:org.apache.maven.plugin.javadoc.AbstractFixJavadocMojo.java

/**
 * Add a default Javadoc for the given field, i.e.:
 * <br/>/*from www .  ja  va 2s  .  c  o m*/
 * <code>
 * <font color="#808080">1</font>&nbsp;<font color="#ffffff">&nbsp;&nbsp;&nbsp;&nbsp;</font>
 * <font color="#3f5fbf">&#47;&#42;&#42;&nbsp;Constant&nbsp;</font><font color="#7f7f9f">&lt;code&gt;</font>
 * <font color="#3f5fbf">MY_STRING_CONSTANT=&#34;value&#34;</font>
 * <font color="#7f7f9f">&lt;/code&gt;&nbsp;</font><font color="#3f5fbf">&#42;&#47;</font><br />
 * <font color="#808080">2</font>&nbsp;<font color="#ffffff">&nbsp;&nbsp;&nbsp;&nbsp;</font>
 * <font color="#7f0055"><b>public&nbsp;static&nbsp;final&nbsp;</b></font>
 * <font color="#000000">String&nbsp;MY_STRING_CONSTANT&nbsp;=&nbsp;</font>
 * <font color="#2a00ff">&#34;value&#34;</font><font color="#000000">;</font>
 * </code>
 *
 * @param stringWriter not null
 * @param field        not null
 * @param indent       not null
 * @throws IOException if any
 */
private void addDefaultFieldComment(final StringWriter stringWriter, final JavaField field, final String indent)
        throws IOException {
    StringBuilder sb = new StringBuilder();

    sb.append(indent).append(START_JAVADOC).append(" ");
    sb.append("Constant <code>").append(field.getName());

    if (StringUtils.isNotEmpty(field.getInitializationExpression())) {
        String qualifiedName = field.getType().getJavaClass().getFullyQualifiedName();

        if (qualifiedName.equals(Byte.TYPE.toString()) || qualifiedName.equals(Short.TYPE.toString())
                || qualifiedName.equals(Integer.TYPE.toString()) || qualifiedName.equals(Long.TYPE.toString())
                || qualifiedName.equals(Float.TYPE.toString()) || qualifiedName.equals(Double.TYPE.toString())
                || qualifiedName.equals(Boolean.TYPE.toString())
                || qualifiedName.equals(Character.TYPE.toString())) {
            sb.append("=");
            sb.append(field.getInitializationExpression().trim());
        }

        if (qualifiedName.equals(String.class.getName())) {
            StringBuilder value = new StringBuilder();
            String[] lines = getLines(field.getInitializationExpression());
            for (String line : lines) {
                StringTokenizer token = new StringTokenizer(line.trim(), "\"\n\r");
                while (token.hasMoreTokens()) {
                    String s = token.nextToken();

                    if (s.trim().equals("+")) {
                        continue;
                    }
                    if (s.trim().endsWith("\\")) {
                        s += "\"";
                    }
                    value.append(s);
                }
            }

            sb.append("=\"");
            // reduce the size
            if (value.length() < 40) {
                sb.append(value.toString()).append("\"");
            } else {
                sb.append(value.toString().substring(0, 39)).append("\"{trunked}");
            }
        }
    }

    sb.append("</code> ").append(END_JAVADOC);
    sb.append(EOL);

    stringWriter.write(sb.toString());
}

From source file:org.apache.maven.plugin.javadoc.AbstractFixJavadocMojo.java

/**
 * Process the given {@link JavaClass}, ie add missing javadoc tags depending user parameters.
 *
 * @param javaClass not null//from  w w w.  j  a  v a2  s  .co  m
 * @throws IOException            if any
 * @throws MojoExecutionException if any
 */
private void processFix(JavaClass javaClass) throws IOException, MojoExecutionException {
    // Skipping inner classes
    if (javaClass.isInner()) {
        return;
    }

    File javaFile = new File(javaClass.getSource().getURL().getFile());
    // the original java content in memory
    final String originalContent = StringUtils.unifyLineSeparators(FileUtils.fileRead(javaFile, encoding));

    if (getLog().isDebugEnabled()) {
        getLog().debug("Fixing " + javaClass.getFullyQualifiedName());
    }

    final StringWriter stringWriter = new StringWriter();
    BufferedReader reader = null;
    try {
        reader = new BufferedReader(new StringReader(originalContent));

        String line;
        int lineNumber = 0;
        while ((line = reader.readLine()) != null) {
            lineNumber++;
            final String indent = autodetectIndentation(line);

            // fixing classes
            if (javaClass.getComment() == null && javaClass.getAnnotations() != null
                    && javaClass.getAnnotations().length != 0) {
                if (lineNumber == javaClass.getAnnotations()[0].getLineNumber()) {
                    fixClassComment(stringWriter, originalContent, javaClass, indent);

                    takeCareSingleComment(stringWriter, originalContent, javaClass);
                }
            } else {
                if (lineNumber == javaClass.getLineNumber()) {
                    fixClassComment(stringWriter, originalContent, javaClass, indent);

                    takeCareSingleComment(stringWriter, originalContent, javaClass);
                }
            }

            // fixing fields
            if (javaClass.getFields() != null) {
                for (int i = 0; i < javaClass.getFields().length; i++) {
                    JavaField field = javaClass.getFields()[i];

                    if (lineNumber == field.getLineNumber()) {
                        fixFieldComment(stringWriter, javaClass, field, indent);
                    }
                }
            }

            // fixing methods
            if (javaClass.getMethods() != null) {
                for (int i = 0; i < javaClass.getMethods().length; i++) {
                    JavaMethod method = javaClass.getMethods()[i];

                    if (lineNumber == method.getLineNumber()) {
                        fixMethodComment(stringWriter, originalContent, method, indent);

                        takeCareSingleComment(stringWriter, originalContent, method);
                    }
                }
            }

            stringWriter.write(line);
            stringWriter.write(EOL);
        }
    } finally {
        IOUtil.close(reader);
    }

    if (getLog().isDebugEnabled()) {
        getLog().debug("Saving " + javaClass.getFullyQualifiedName());
    }

    if (outputDirectory != null
            && !outputDirectory.getAbsolutePath().equals(getProjectSourceDirectory().getAbsolutePath())) {
        String path = StringUtils.replace(javaFile.getAbsolutePath().replaceAll("\\\\", "/"),
                project.getBuild().getSourceDirectory().replaceAll("\\\\", "/"), "");
        javaFile = new File(outputDirectory, path);
        javaFile.getParentFile().mkdirs();
    }
    writeFile(javaFile, encoding, stringWriter.toString());
}