Example usage for org.eclipse.jdt.core.formatter CodeFormatter format

List of usage examples for org.eclipse.jdt.core.formatter CodeFormatter format

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Introduction

In this page you can find the example usage for org.eclipse.jdt.core.formatter CodeFormatter format.

Prototype

public abstract TextEdit format(int kind, String source, int offset, int length, int indentationLevel,
        String lineSeparator);

Source Link

Document

Format source, and returns a text edit that correspond to the difference between the given string and the formatted string.

Usage

From source file:ac.at.tuwien.dsg.uml.statemachine.export.transformation.util.JavaClassOutputter.java

License:Open Source License

public static void outputFile(ITransformContext context, Document doc, String filename,
        String generationStrategyName, String stateMachineName) {
    //generate CLass output file
    IResource res = (IResource) context.getTargetContainer();
    IPath targetPath = res.getLocation();

    CodeFormatter codeFormatter = ToolFactory.createCodeFormatter(null);

    String code = doc.get();//  ww w  .j ava2  s  .c  o m

    TextEdit textEdit = codeFormatter.format(CodeFormatter.K_UNKNOWN, code, 0, code.length(), 0, null);
    try {
        //unsure why but sometimes formatted is null
        if (textEdit != null) {
            textEdit.apply(doc);
        } else {
            //usually errors appear due to spaces or illegal characters in property names
            IOException exception = new IOException("Generated document has formatting errors: \n" + code);
            throw new UncheckedIOException("Generated document has formatting errors: \n" + code, exception);
        }

        File myFile = new File(filename);
        PrintWriter fw;
        try {
            fw = new PrintWriter(myFile);

            fw.write("/* Generated by " + generationStrategyName + " from state diagram  " + stateMachineName
                    + " */ \n\n");

            for (String importString : defaultImports) {
                fw.write("import " + importString + ";");
                fw.write("\n");
            }
            fw.write("\n");
            fw.write(doc.get());
            fw.flush();
            fw.close();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    } catch (MalformedTreeException e) {
        e.printStackTrace();
    } catch (BadLocationException e) {
        e.printStackTrace();
    }

}

From source file:ac.at.tuwien.dsg.uml.stereotype.export.transformation.util.JavaClassOutputter.java

License:Open Source License

public static void outputFile(ITransformContext context, IDOMNode content) {
    //generate CLass output file
    IResource res = (IResource) context.getTargetContainer();
    IPath targetPath = res.getLocation();
    String filename = targetPath.toOSString() + File.separatorChar + content.getName() + ".java";

    //format Code

    String code = content.getContents();
    CodeFormatter codeFormatter = ToolFactory.createCodeFormatter(null);

    TextEdit textEdit = codeFormatter.format(CodeFormatter.K_UNKNOWN, code, 0, code.length(), 0, null);
    IDocument doc = new Document(code);
    try {// w ww  .  j av a  2s . c  o  m
        //unsure why but sometimes formatted is nu
        if (textEdit != null) {
            textEdit.apply(doc);
        } else {
            //usually errors appear due to spaces or illegal characters in property names
            IOException exception = new IOException("Generated document has formatting errors: \n" + code);
            throw new UncheckedIOException("Generated document has formatting errors: \n" + code, exception);
        }

        File myFile = new File(filename);
        PrintWriter fw;
        try {
            fw = new PrintWriter(myFile);

            for (String importString : defaultImports) {
                fw.write("import " + importString + ";");
                fw.write("\n");
            }

            fw.write(doc.get());
            fw.flush();
            fw.close();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

    } catch (MalformedTreeException e) {
        e.printStackTrace();
    } catch (BadLocationException e) {
        e.printStackTrace();
    }

}

From source file:com.android.ide.eclipse.adt.internal.wizards.templates.TemplateHandler.java

License:Open Source License

private static String format(IProject project, String contents, IPath to) {
    String name = to.lastSegment();
    if (name.endsWith(DOT_XML)) {
        XmlFormatStyle formatStyle = EclipseXmlPrettyPrinter.getForFile(to);
        EclipseXmlFormatPreferences prefs = EclipseXmlFormatPreferences.create();
        return EclipseXmlPrettyPrinter.prettyPrint(contents, prefs, formatStyle, null);
    } else if (name.endsWith(DOT_JAVA)) {
        Map<?, ?> options = null;
        if (project != null && project.isAccessible()) {
            try {
                IJavaProject javaProject = BaseProjectHelper.getJavaProject(project);
                if (javaProject != null) {
                    options = javaProject.getOptions(true);
                }//  w ww  .ja  v a 2s. c o  m
            } catch (CoreException e) {
                AdtPlugin.log(e, null);
            }
        }
        if (options == null) {
            options = JavaCore.getOptions();
        }

        CodeFormatter formatter = ToolFactory.createCodeFormatter(options);

        try {
            IDocument doc = new org.eclipse.jface.text.Document();
            // format the file (the meat and potatoes)
            doc.set(contents);
            TextEdit edit = formatter.format(
                    CodeFormatter.K_COMPILATION_UNIT | CodeFormatter.F_INCLUDE_COMMENTS, contents, 0,
                    contents.length(), 0, null);
            if (edit != null) {
                edit.apply(doc);
            }

            return doc.get();
        } catch (Exception e) {
            AdtPlugin.log(e, null);
        }
    }

    return contents;
}

From source file:com.google.gdt.eclipse.core.TypeCreator.java

License:Open Source License

private String formatJava(IType type) throws JavaModelException {
    String source = type.getCompilationUnit().getSource();
    CodeFormatter formatter = ToolFactory.createCodeFormatter(type.getJavaProject().getOptions(true));
    TextEdit formatEdit = formatter.format(CodeFormatterFlags.getFlagsForCompilationUnitFormat(), source, 0,
            source.length(), 0, lineDelimiter);
    if (formatEdit == null) {
        CorePluginLog.logError("Could not format source for " + type.getCompilationUnit().getElementName());
        return source;
    }//w  w  w.  j  av a 2  s.c o  m

    Document document = new Document(source);
    try {
        formatEdit.apply(document);
        source = document.get();
    } catch (BadLocationException e) {
        CorePluginLog.logError(e);
    }

    source = Strings.trimLeadingTabsAndSpaces(source);
    return source;
}

From source file:com.iw.plugins.spindle.ui.wizards.factories.ClassFactory.java

License:Mozilla Public License

/**
 * Format an entire Java source file//w  w  w .  j av a2 s. c  o  m
 * 
 * @param sourceString
 *          entire file as one unformatted String
 * @return formatted String
 */
public static String formatJava(String sourceString, int initialIndentationLevel, String lineDelim) {
    String ret = sourceString;
    DefaultCodeFormatterOptions dcfo = DefaultCodeFormatterOptions.getJavaConventionsSettings();
    dcfo.line_separator = lineDelim;
    CodeFormatter cformatter = ToolFactory.createCodeFormatter(dcfo.getMap());
    TextEdit te = cformatter.format(CodeFormatter.K_COMPILATION_UNIT, sourceString, 0, sourceString.length(),
            initialIndentationLevel, lineDelim);
    IDocument l_doc = new Document(sourceString);
    try {
        te.apply(l_doc);
    } catch (MalformedTreeException e) {
        // not fatal, since we still have our original contents
        UIPlugin.warn(e);
    } catch (BadLocationException e) {
        // not fatal, since we still have our original contents
        UIPlugin.warn(e);
    }
    String maybe = l_doc.get();
    // in case formatting fails, we'll just return what we got
    if (!didFormatChoke(maybe)) {
        ret = maybe;
    } else {
        UIPlugin.warn("Java formatter choked"); //TODO choked
    }
    return ret + lineDelim; // dunno why we add the extra, but we did
}

From source file:com.motorola.studio.android.model.java.JavaClass.java

License:Apache License

/**
 * Gets the class content//from   ww  w .ja  va 2  s . co m
 * 
 * @return an IDocument object containing the class content
 */
public IDocument getClassContent() throws AndroidException {
    String content = compUnit.toString();
    document = new Document(content);

    // Formats the code using the Eclipse settings
    CodeFormatter codeFormatter = ToolFactory
            .createCodeFormatter(DefaultCodeFormatterConstants.getEclipseDefaultSettings());

    TextEdit textEdit = codeFormatter.format(
            CodeFormatter.K_COMPILATION_UNIT | CodeFormatter.F_INCLUDE_COMMENTS, content, 0, content.length(),
            0, null);

    try {
        textEdit.apply(document);
    } catch (MalformedTreeException e) {
        String errMsg = NLS.bind(CodeUtilsNLS.EXC_JavaClass_ErrorFormattingSourceCode, className);

        StudioLogger.error(JavaClass.class, errMsg, e);
        throw new AndroidException(errMsg);
    } catch (BadLocationException e) {
        String errMsg = NLS.bind(CodeUtilsNLS.EXC_JavaClass_ErrorFormattingSourceCode, className);

        StudioLogger.error(JavaClass.class, errMsg, e);
        throw new AndroidException(errMsg);
    }

    addComments();

    return document;
}

From source file:com.spidasoftware.EclipseFormatter.JavaFormat.java

License:Apache License

public void format(String fileName, String code) {
    CodeFormatter cf = initializeFormatter();
    TextEdit te = cf.format(CodeFormatter.K_UNKNOWN, code, 0, code.length(), 0,
            System.getProperty("line.separator"));
    IDocument dc = new Document(code.toString());
    if (te == null || code.length() == 0) {
        log.info("!!! Could not format " + fileName + " !!!");
    } else {/*from   w  w w.  j  a v  a2s  . com*/
        PrintWriter out = null;
        try {
            te.apply(dc);
            out = new PrintWriter(new FileWriter(fileName));
            out.println(dc.get());
            log.info("*** Java standard formatting conventions have been applied to " + fileName + " ***");
            correctlyFormatted = true;
        } catch (MalformedTreeException e) {
            log.error("!!!Could not format " + fileName + "!!!", e);
        } catch (BadLocationException e) {
            log.error("!!!Could not format " + fileName + "!!!", e);
        } catch (IOException e) {
            log.error("!!!Could not format " + fileName + "!!!", e);
        } catch (Exception e) {
            log.error("!!!Could not format " + fileName + "!!!", e);
        } finally {
            if (out != null) {
                out.close();
            }
        }
    }
}

From source file:com.sympedia.genfw.jdt.impl.JavaFormatterImpl.java

License:Open Source License

/**
 * @ADDED//from   w ww.  ja  v  a 2s  .  c om
 */
public static byte[] formatCode(byte[] source, CodeFormatter codeFormatter) {
    try {
        TextUtilities.class.getName();
    } catch (Exception ex) {
        System.out.println("Omitted Java formatting because org.eclipse.jface.text is missing.");
        return source;
    }

    String contents = new String(source);
    IDocument doc = new Document(contents);
    TextEdit edit = codeFormatter.format(CodeFormatter.K_COMPILATION_UNIT, doc.get(), 0, doc.get().length(), 0,
            null);

    try {
        edit.apply(doc);
        contents = doc.get();
    } catch (Exception exception) {
        JdtActivator.INSTANCE.log(exception);
    }

    return contents.getBytes();
}

From source file:com.thoratou.exact.processors.IndentUtil.java

License:Open Source License

public String javaCode(String input) {
    // take default Eclipse formatting options
    Map options = DefaultCodeFormatterConstants.getEclipseDefaultSettings();
    options.put(JavaCore.COMPILER_COMPLIANCE, JavaCore.VERSION_1_7);
    options.put(JavaCore.COMPILER_CODEGEN_TARGET_PLATFORM, JavaCore.VERSION_1_7);
    options.put(JavaCore.COMPILER_SOURCE, JavaCore.VERSION_1_7);

    options.put(DefaultCodeFormatterConstants.FORMATTER_TAB_CHAR, JavaCore.SPACE);

    // change the option to wrap each enum constant on a new line
    options.put(DefaultCodeFormatterConstants.FORMATTER_ALIGNMENT_FOR_ENUM_CONSTANTS,
            DefaultCodeFormatterConstants.createAlignmentValue(true,
                    DefaultCodeFormatterConstants.WRAP_ONE_PER_LINE,
                    DefaultCodeFormatterConstants.INDENT_ON_COLUMN));

    // change the option to wrap each enum constant on a new line
    options.put(DefaultCodeFormatterConstants.FORMATTER_ALIGNMENT_FOR_ASSIGNMENT,
            DefaultCodeFormatterConstants.createAlignmentValue(false,
                    DefaultCodeFormatterConstants.WRAP_NO_SPLIT,
                    DefaultCodeFormatterConstants.INDENT_ON_COLUMN));

    // change the option to wrap each enum constant on a new line
    options.put(DefaultCodeFormatterConstants.FORMATTER_ALIGNMENT_FOR_SELECTOR_IN_METHOD_INVOCATION,
            DefaultCodeFormatterConstants.createAlignmentValue(false,
                    DefaultCodeFormatterConstants.WRAP_NO_SPLIT,
                    DefaultCodeFormatterConstants.INDENT_ON_COLUMN));

    CodeFormatter cf = ToolFactory.createCodeFormatter(options);

    IDocument dc = new Document(input);
    TextEdit te = cf.format(CodeFormatter.K_COMPILATION_UNIT, dc.get(), 0, dc.get().length(), 0, null);

    try {/* ww  w  . j  av a2 s .com*/
        te.apply(dc);
    } catch (MalformedTreeException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (BadLocationException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return dc.get();
}

From source file:com.worldline.awltech.i18ntools.wizard.core.modules.ResourceBundleWrapper.java

License:Open Source License

/**
 * Loads the currently selected compilation unit.
 *//*from w  w  w .  j  a  va  2 s .c  o  m*/
private void loadCompilationUnit() {
    final IProject project = this.javaProject.getProject();
    final IResource sourceFolderResource = project
            .getFolder(new Path(this.configuration.getJavaSourceFolder()));
    final IPackageFragmentRoot ipfr = this.javaProject.getPackageFragmentRoot(sourceFolderResource);

    IPackageFragment ipf = ipfr.getPackageFragment(this.packageName);
    if (!ipf.exists()) {
        try {
            ipf = ipfr.createPackageFragment(this.packageName, false, new NullProgressMonitor());
        } catch (final JavaModelException e) {
            Activator.getDefault().getLog().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID,
                    RefactoringWizardMessages.ERROR_CREATE_PACKAGE.value(), e));
        }
    }

    final String javaUnitName = this.resourceBundleName.concat(".java");
    this.enumJavaCompilationUnit = ipf.getCompilationUnit(javaUnitName);
    if (!this.enumJavaCompilationUnit.exists()) {
        final String contents = this.createJavaUnitContents();

        // Format the source code before trying to set it to the compilation unit.
        CodeFormatter formatter = ToolFactory.createCodeFormatter(this.javaProject.getOptions(true),
                ToolFactory.M_FORMAT_EXISTING);
        IDocument document = new Document(contents);

        TextEdit textEdit = formatter.format(
                CodeFormatter.K_COMPILATION_UNIT | CodeFormatter.F_INCLUDE_COMMENTS, contents, 0,
                contents.length(), 0, null);
        try {
            textEdit.apply(document);
        } catch (MalformedTreeException e1) {
            Activator.getDefault().getLog().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID,
                    RefactoringWizardMessages.ERROR_REFACTOR_TEMPLATE.value(), e1));
        } catch (BadLocationException e1) {
            Activator.getDefault().getLog().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID,
                    RefactoringWizardMessages.ERROR_REFACTOR_TEMPLATE.value(), e1));
        }
        try {
            // Set the source into the compilation unit.
            this.enumJavaCompilationUnit = ipf.createCompilationUnit(javaUnitName, document.get(), false,
                    new NullProgressMonitor());
        } catch (final JavaModelException e) {
            Activator.getDefault().getLog().log(new Status(IStatus.ERROR, Activator.PLUGIN_ID,
                    RefactoringWizardMessages.ERROR_CREATE_CU.value(), e));
        }
    }

    final ASTParser enumSourceParser = ASTParser.newParser(AST.JLS4);
    enumSourceParser.setProject(this.javaProject);
    enumSourceParser.setBindingsRecovery(true);
    enumSourceParser.setResolveBindings(true);
    enumSourceParser.setKind(ASTParser.K_COMPILATION_UNIT);
    enumSourceParser.setSource(this.enumJavaCompilationUnit);

    this.enumDomCompilationUnit = (CompilationUnit) enumSourceParser.createAST(new NullProgressMonitor());
    this.enumDomCompilationUnit.recordModifications();
}