Example usage for org.eclipse.jdt.core IBuffer getContents

Introduction

In this page you can find the example usage for org.eclipse.jdt.core IBuffer getContents.

Prototype

public String getContents();

Source Link

Document

Returns the contents of this buffer as a String.

Usage

From source file:com.codenvy.ide.ext.java.server.internal.core.ClassFile.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.ISourceReference
 *//*  www .  j a v a  2s  . c om*/
public String getSource() throws JavaModelException {
    IBuffer buffer = getBuffer();
    if (buffer == null) {
        return null;
    }
    return buffer.getContents();
}

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From source file:com.codenvy.ide.ext.java.server.internal.core.ClassFile.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.ISourceReference
 *//*from   www  . j  a v a  2 s .  co m*/
public ISourceRange getSourceRange() throws JavaModelException {
    IBuffer buffer = getBuffer();
    if (buffer != null) {
        String contents = buffer.getContents();
        if (contents == null)
            return null;
        return new SourceRange(0, contents.length());
    } else {
        return null;
    }
}

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From source file:com.codenvy.ide.ext.java.server.internal.core.CompilationUnit.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.ISourceReference#getSource()
 *//*  w ww.j av a 2  s. co  m*/
public String getSource() throws JavaModelException {
    IBuffer buffer = getBuffer();
    if (buffer == null)
        return ""; //$NON-NLS-1$
    return buffer.getContents();
}

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From source file:com.microsoft.javapkgsrv.JavaParser.java

License:MIT License

public List<FindDefinitionResponse.JavaElement> ProcessFindDefinintionRequest(String fileParseContents,
        String typeRootId, int cursorPosition) throws Exception {
    if (ActiveTypeRoots.containsKey(typeRootId)) {
        ITypeRoot cu = ActiveTypeRoots.get(typeRootId);
        cu.getBuffer().setContents(fileParseContents.toCharArray());
        IJavaElement[] elements = cu.codeSelect(cursorPosition, 0);

        List<FindDefinitionResponse.JavaElement> ret = new ArrayList<FindDefinitionResponse.JavaElement>();
        for (IJavaElement element : elements) {
            String definition = element.toString();
            String path = element.getResource() != null ? element.getResource().getLocation().toOSString()
                    : element.getPath().toOSString();
            //String path = element.getPath().makeAbsolute().toOSString(); // element.getPath().toString();

            boolean isAvailable = false;
            int posStart = -1;
            int posLength = 0;
            String contents = null;
            String classFileName = null;
            IClassFile classFileObj = null;

            ISourceReference srcRef = (ISourceReference) element;
            if (srcRef != null) {
                ISourceRange range = srcRef.getSourceRange();
                if (SourceRange.isAvailable(range)) {
                    isAvailable = true;// www .  j a va2 s  .c  o m
                    posStart = range.getOffset();
                    posLength = range.getLength();

                    //if (path.endsWith(".jar"))
                    //{
                    IOpenable op = element.getOpenable();
                    if (op != null && op instanceof IClassFile) {
                        IBuffer buff = op.getBuffer();
                        classFileObj = (IClassFile) op;
                        classFileName = classFileObj.getElementName();
                        contents = buff.getContents();
                    }
                    //}
                }
            }

            FindDefinitionResponse.JavaElement.Builder retItem = FindDefinitionResponse.JavaElement.newBuilder()
                    .setDefinition(definition).setFilePath(path).setHasSource(isAvailable)
                    .setPositionStart(posStart).setPositionLength(posLength);

            if (contents != null) {
                //int hashCode = classFileObj.hashCode();
                String handle = classFileObj.getHandleIdentifier();
                ActiveTypeRoots.put(handle, classFileObj);

                retItem.setFileName(classFileName);
                retItem.setTypeRootIdentifier(TypeRootIdentifier.newBuilder().setHandle(handle).build());
            }
            System.out.println(retItem.toString());
            if (contents != null) {
                retItem.setFileContents(contents);
            }
            ret.add(retItem.build());
        }
        return ret;
    }
    return null;
}

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From source file:edu.buffalo.cse.green.util.IModifiableBuffer.java

License:Open Source License

public IModifiableBuffer(IBuffer buffer) {
    setTextStore(new BufferModifierStore(buffer));
    ILineTracker lineTracker = new DefaultLineTracker();
    lineTracker.set(buffer.getContents());
    setLineTracker(lineTracker);/* w w w  .j  ava2  s.  co m*/
    completeInitialization();
}

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From source file:org.codehaus.jdt.groovy.model.GroovyClassFileWorkingCopy.java

License:Open Source License

/**
 * @see Openable#openBuffer(IProgressMonitor, Object)
 *///from w w  w  .ja  v  a 2  s . c  o  m
protected IBuffer openBuffer(IProgressMonitor pm, Object info) throws JavaModelException {

    // create buffer
    IBuffer buffer = this.owner.createBuffer(this);
    if (buffer == null)
        return null;

    // set the buffer source
    if (buffer.getCharacters() == null) {
        IBuffer classFileBuffer = this.classFile.getBuffer();
        if (classFileBuffer != null) {
            buffer.setContents(classFileBuffer.getCharacters());
        } else {
            // Disassemble
            IClassFileReader reader = ToolFactory.createDefaultClassFileReader(this.classFile,
                    IClassFileReader.ALL);
            Disassembler disassembler = new Disassembler();
            String contents = disassembler.disassemble(reader, Util.getLineSeparator("", getJavaProject()), //$NON-NLS-1$
                    ClassFileBytesDisassembler.WORKING_COPY);
            buffer.setContents(contents);
        }
    }

    // add buffer to buffer cache
    BufferManager bufManager = getBufferManager();

    // GROOVY Change access to private member
    // old
    // bufManager.addBuffer(buffer);
    // new
    if (buffer.getContents() != null) {
        ReflectionUtils.executePrivateMethod(BufferManager.class, "addBuffer", new Class<?>[] { IBuffer.class }, //$NON-NLS-1$
                bufManager, new Object[] { buffer });
    }
    // GROOVY End

    // listen to buffer changes
    buffer.addBufferChangedListener(this);

    return buffer;
}

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From source file:org.eclim.plugin.jdt.util.JavaUtils.java

License:Open Source License

/**
 * Format a region in the supplied source file.
 *
 * @param src The ICompilationUnit./*from  w w  w.j a  va 2 s  . c om*/
 * @param kind The kind of code snippet to format.
 * @param offset The starting offset of the region to format.
 * @param length The length of the region to format.
 */
public static void format(ICompilationUnit src, int kind, int offset, int length) throws Exception {
    IBuffer buffer = src.getBuffer();
    String contents = buffer.getContents();
    String delimiter = StubUtility.getLineDelimiterUsed(src);
    DefaultCodeFormatter formatter = new DefaultCodeFormatter(src.getJavaProject().getOptions(true));

    // when the eclipse indent settings differ from vim (tabs vs spaces) then
    // the inserted method's indent may be a bit off. this is a workaround to
    // force reformatting of the code from the start of the line to the start of
    // the next set of code following the new method. Doesn't quite fix indent
    // formatting of methods in nested classes.
    while (offset > 0 && !IndentManipulation.isLineDelimiterChar(buffer.getChar(offset - 1))) {
        offset--;
        length++;
    }
    while ((offset + length) < contents.length()
            && IndentManipulation.isLineDelimiterChar(buffer.getChar(offset + length))) {
        length++;
    }

    TextEdit edits = formatter.format(kind, contents, offset, length, 0, delimiter);
    if (edits != null) {
        int oldLength = contents.length();
        Document document = new Document(contents);
        edits.apply(document);

        String formatted = document.get();

        // jdt formatter can introduce trailing whitespace (javadoc comments), so
        // we'll remove all trailing whitespace from the formatted section (unless
        // the user has configured eclim not to do so).
        length += formatted.length() - oldLength;
        if (offset < (offset + length)) {
            String stripTrailingWhitespace = Preferences.getInstance().getValue(
                    src.getJavaProject().getProject(), "org.eclim.java.format.strip_trialing_whitespace");
            if ("true".equals(stripTrailingWhitespace)) {
                String pre = formatted.substring(0, offset);
                StringBuffer section = new StringBuffer(formatted.substring(offset, offset + length));
                StringBuffer post = new StringBuffer(formatted.substring(offset + length));
                // account for section not ending at a line delimiter
                while (!section.toString().endsWith(delimiter) && post.length() > 0) {
                    section.append(post.charAt(0));
                    post.deleteCharAt(0);
                }

                Matcher matcher = TRAILING_WHITESPACE.matcher(section);
                String stripped = matcher.replaceAll(StringUtils.EMPTY);

                src.getBuffer().setContents(pre + stripped + post);
            } else {
                src.getBuffer().setContents(formatted);
            }
        } else {
            src.getBuffer().setContents(formatted);
        }

        if (src.isWorkingCopy()) {
            src.commitWorkingCopy(true, null);
        }
        src.save(null, false);
    }
}

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From source file:org.eclipse.ajdt.core.javaelements.AJCodeElement.java

License:Open Source License

public void initializeLocations() {
    // try the easy way:
    IProgramElement ipe = AJProjectModelFactory.getInstance().getModelForJavaElement(this)
            .javaElementToProgramElement(this);
    ISourceLocation sloc = ipe.getSourceLocation();
    if (sloc != null) {
        startLine = sloc.getLine();//from w  w w. j  av a  2s.c  om

        nameStart = sloc.getOffset();
        if (sloc instanceof EclipseSourceLocation) {
            EclipseSourceLocation esloc = (EclipseSourceLocation) sloc;
            nameEnd = esloc.getEndPos();
        }
    }

    // sometimes the start and end values are not set...so do it the hard way
    // so calculate it from the line
    if (nameStart <= 0 || nameEnd <= 0) {
        try {
            IOpenable openable = this.parent.getOpenableParent();
            IBuffer buffer;
            if (openable instanceof AJCompilationUnit) {
                AJCompilationUnit ajCompUnit = (AJCompilationUnit) openable;
                ajCompUnit.requestOriginalContentMode();
                buffer = openable.getBuffer();
                ajCompUnit.discardOriginalContentMode();
            } else {
                buffer = openable.getBuffer();
            }
            String source = buffer.getContents();

            int lines = 0;
            for (int i = 0; i < source.length(); i++) {
                if (source.charAt(i) == '\n') {
                    lines++;
                    if (lines == startLine - 1) {
                        // starting remove white space
                        i++;
                        while (i < source.length()
                                && (Character.isWhitespace(source.charAt(i)) && source.charAt(i) != '\n')) {
                            i++;
                        }
                        nameStart = i;
                        break;
                    }
                }
            }

            for (int i = nameStart + 1; i < source.length(); i++) {
                if (source.charAt(i) == '\n' || source.charAt(i) == ';') {
                    nameEnd = i - 1;
                    break;
                }
            }

            nameStart = Math.min(nameStart, nameEnd);
        } catch (JavaModelException e) {
        }
    }
}

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From source file:org.eclipse.che.jdt.internal.core.Openable.java

License:Open Source License

public String findRecommendedLineSeparator() throws JavaModelException {
    IBuffer buffer = getBuffer();
    String source = buffer == null ? null : buffer.getContents();
    return Util.getLineSeparator(source, getJavaProject());
}

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From source file:org.eclipse.wb.internal.rcp.wizards.jface.wizard.WizardWizardPage.java

License:Open Source License

private void addPageInvocations(IType newType, ImportsManager imports) throws JavaModelException {
    IBuffer buffer = newType.getCompilationUnit().getBuffer();
    // prepare addPage() invocations
    String addPagesSource = "";
    for (IType page : getSelectedPages()) {
        String simpleName = imports.addImport(page.getFullyQualifiedName());
        addPagesSource += "addPage(new " + simpleName + "());";
    }//from  w ww  .ja  v a  2s  . c o  m
    // prepare position for addPage() invocations
    int pagesOffset;
    {
        IMethod pagesMethod = newType.getMethod("addPages", new String[0]);
        pagesOffset = pagesMethod.getSourceRange().getOffset();
        pagesOffset = buffer.getContents().indexOf('{', pagesOffset) + 1;
    }
    // insert addPage() invocations, don't care about formatting
    buffer.replace(pagesOffset, 0, addPagesSource);
}

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