Example usage for org.eclipse.jdt.internal.core.util SimpleDocument SimpleDocument

Introduction

In this page you can find the example usage for org.eclipse.jdt.internal.core.util SimpleDocument SimpleDocument.

Prototype

public SimpleDocument(String source) 

Source Link

Usage

From source file:net.sf.fast.ibatis.build.AbstractCodeBuilder.java

License:Apache License

@SuppressWarnings("unchecked")
private String generateCode(ICompilationUnit cu, FastIbatisConfig fc) {
    if (cu == null || Utils.isMethodExist(cu, fc.getMethodName()))
        return null;
    ASTParser parser = ASTParser.newParser(AST.JLS3);
    parser.setSource(cu);//  www  .ja va2s .  c o m
    // parser.setResolveBindings(false);
    CompilationUnit astRoot = (CompilationUnit) parser.createAST(null);
    AST ast = astRoot.getAST();// AST.newAST(AST.JLS3);
    TypeDeclaration type = ((TypeDeclaration) astRoot.types().get(0));
    MethodDeclaration methodDeclaration = createMethodDeclaration(ast, type, fc);
    if (type.isInterface()) {

    } else {
        Block block = createBlock(ast, fc);
        methodDeclaration.setBody(block);
    }
    Javadoc jc = Utils.getJavadoc(ast, fc.getMethodComment());
    if (jc != null)
        methodDeclaration.setJavadoc(jc);
    type.bodyDeclarations().add(methodDeclaration);
    String str = astRoot.toString();
    IDocument document = new SimpleDocument(str);
    //writeContent(fileName,newSource);
    Map options = cu.getJavaProject().getOptions(true);
    CodeFormatter formatter = new DefaultCodeFormatter(options);
    int indentationLevel = 0;//StringUtils.inferIndentationLevel(" ", getTabSize());
    TextEdit textEdit = formatter.format(CodeFormatter.K_COMPILATION_UNIT, str, 0, str.length(),
            indentationLevel, "\n");
    try {
        textEdit.apply(document, TextEdit.NONE);
        String result = document.get();
        return result;
    } catch (Exception e) {

    }
    return null;
}

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From source file:org.nabucco.framework.mda.model.java.file.JavaCodeFormatter.java

License:Open Source License

/**
 * Formats code of a {@link CompilationUnitDeclaration} appropriate to the default eclipse code
 * formatter options.//from  w  ww.  j  ava 2 s. co m
 * 
 * @see DefaultCodeFormatterOptions
 * 
 * @param unit
 *            the compilation unit to format.
 * @param configFile
 *            the formatter configuration file.
 * 
 * @return the formatter code string
 * 
 * @throws JavaModelException
 *             if the code formatting was not successful
 */
public String formatCode(CompilationUnitDeclaration unit, String configFile) throws JavaModelException {

    String sourceCode = JavaAstElementFactory.getInstance().getJavaAstCommon().getSourceCode(unit).toString();

    String typeName = new String(
            JavaAstElementFactory.getInstance().getJavaAstUnit().getPublicJavaClass(unit).name);

    CodeFormatter formatter;

    if (configFile != null) {
        formatter = ToolFactory.createCodeFormatter(this.readConfig(configFile), ToolFactory.M_FORMAT_EXISTING);
    } else {
        formatter = this.createDefaultCodeFormatter();
    }

    TextEdit edit = formatter.format(CodeFormatter.K_COMPILATION_UNIT, sourceCode, OFFSET, sourceCode.length(),
            INDENTATION, LINE_SEPARATOR);

    if (edit == null) {
        logger.warning("Cannot format Java File '", typeName, ".java'.");
        return sourceCode;
    }

    try {
        IDocument document = new SimpleDocument(sourceCode);
        edit.apply(document);

        return document.get();

    } catch (MalformedTreeException e) {
        throw new JavaModelException("Error formatting [" + typeName + "].", e);
    } catch (BadLocationException e) {
        throw new JavaModelException("Error formatting [" + typeName + "].", e);
    }

}

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