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:org.eclipse.wb.internal.rcp.wizards.rcp.editor.MultiPageEditorPartWizardPage.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 + "(), (org.eclipse.ui.IEditorInput) null);";
    }/* w w w.  j  a v a  2s.c om*/
    // insert addPage() invocations, don't care about formatting
    String pattern = "int pages;";
    int pagesOffset = buffer.getContents().indexOf(pattern);
    buffer.replace(pagesOffset, pattern.length(), addPagesSource);
    // if no pages, remove "try" block
    if (addPagesSource.length() == 0) {
        String contents = buffer.getContents();
        int tryBegin = contents.indexOf("try {");
        int tryEnd = contents.indexOf("}", tryBegin + 1);
        tryEnd = contents.indexOf("}", tryEnd + 1);
        buffer.replace(tryBegin, tryEnd - tryBegin + 1, "");
    }
}

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From source file:org.eclipse.wb.tests.designer.editor.SplitModeTest.java

License:Open Source License

public void test_reparse_afterDelay() throws Exception {
    IPreferenceStore preferences = DesignerPlugin.getPreferences();
    preferences.setValue(IPreferenceConstants.P_EDITOR_LAYOUT,
            IPreferenceConstants.V_EDITOR_LAYOUT_SPLIT_VERTICAL_DESIGN);
    preferences.setValue(IPreferenceConstants.P_EDITOR_LAYOUT_SYNC_DELAY, 100);
    openContainer("// filler filler filler", "public class Test extends JPanel {", "   public Test() {",
            "   } // marker", "}");
    openSourcePage();/*from   w  w w . jav  a 2 s. c o m*/
    // initially no setEnabled(false) invocation
    check_isEnabled(true);
    // set focus to Source, as if user does this
    {
        MultiMode multiMode = (MultiMode) m_designerEditor.getMultiMode();
        multiMode.getSourcePage().setFocus();
    }
    // insert setEnabled(false) into buffer
    {
        IBuffer buffer = m_lastEditor.getModelUnit().getBuffer();
        int position = buffer.getContents().indexOf("} // marker");
        buffer.replace(position, 0, "setEnabled(false);");
    }
    // still not re-parsed
    check_isEnabled(true);
    // wait for re-parse
    waitEventLoop(1000);
    fetchContentFields();
    check_isEnabled(false);
}

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From source file:org.eclipse.wb.tests.designer.editor.SplitModeTest.java

License:Open Source License

public void test_reparse_afterSave() throws Exception {
    IPreferenceStore preferences = DesignerPlugin.getPreferences();
    preferences.setValue(IPreferenceConstants.P_EDITOR_LAYOUT,
            IPreferenceConstants.V_EDITOR_LAYOUT_SPLIT_VERTICAL_DESIGN);
    preferences.setValue(IPreferenceConstants.P_EDITOR_LAYOUT_SYNC_DELAY, -1);
    openContainer("// filler filler filler", "public class Test extends JPanel {", "   public Test() {",
            "   } // marker", "}");
    openSourcePage();/*  w  w  w.j  a v a 2 s. c o m*/
    // initially no setEnabled(false) invocation
    check_isEnabled(true);
    // insert setEnabled(false) into buffer
    {
        IBuffer buffer = m_lastEditor.getModelUnit().getBuffer();
        int position = buffer.getContents().indexOf("} // marker");
        buffer.replace(position, 0, "setEnabled(false);");
    }
    // still not re-parsed
    check_isEnabled(true);
    // wait, but still not re-parsed
    waitEventLoop(300);
    check_isEnabled(true);
    // do save
    m_designerEditor.doSave(null);
    check_isEnabled(false);
}

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From source file:org.grails.ide.eclipse.test.GrailsSourceCodeTest.java

License:Open Source License

private void doTestType(GrailsVersion version, String typeName, String expectedSnippet) throws Exception {
    ensureDefaultGrailsVersion(version);
    project = ensureProject(emptyProjectName(version));
    IJavaProject javaProject = JavaCore.create(project);

    IType type = javaProject.findType(typeName);
    assertNotNull("Type not found on classpath: " + typeName, type);

    IClassFile classFile = type.getClassFile();
    assertNotNull("Couldn't obtain .class file for type: " + type, classFile);

    IBuffer sourceCode = classFile.getBuffer();
    assertNotNull("Couldn't obtain buffer (sourceCode) for .class file: " + classFile, sourceCode);
    try {//from  ww w  . j  ava  2s .c o m
        System.out.println(sourceCode.getContents());

        assertContains(expectedSnippet, sourceCode.getContents());
    } finally {
        sourceCode.close();
    }
}

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From source file:org.gw4e.eclipse.fwk.source.SourceHelper.java

License:Open Source License

public static void updatePathGenerator(IFile ifile, String oldPathGenerator, String newPathGenerator)
        throws CoreException {
    ICompilationUnit cu = JavaCore.createCompilationUnitFrom(ifile);

    ICompilationUnit workingCopy = cu.getWorkingCopy(new NullProgressMonitor());

    IBuffer buffer = ((IOpenable) workingCopy).getBuffer();
    String source = buffer.getContents();
    int start = source.indexOf(oldPathGenerator);
    buffer.replace(start, oldPathGenerator.length(), newPathGenerator);
    workingCopy.reconcile(ICompilationUnit.NO_AST, false, workingCopy.getOwner(), new NullProgressMonitor());
    workingCopy.commitWorkingCopy(true, null);
    workingCopy.discardWorkingCopy();/*  www.  j av a 2s .co  m*/

    ifile.touch(new NullProgressMonitor());
}

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From source file:org.jboss.tools.cdi.ui.wizard.NewAnnotationLiteralWizardPage.java

License:Open Source License

protected boolean modifyMethodContent(IType type, ImportsManager imports, IProgressMonitor monitor,
        String lineDelimiter) throws CoreException {
    IMethod[] ms = type.getMethods();//from ww  w. ja  va 2s .c  o m
    IMethod sibling = null;
    List<String[]> fields = new ArrayList<String[]>();
    IMethod constructor = null;
    for (int i = 0; i < ms.length; i++) {
        if (ms[i].isConstructor()) {
            constructor = ms[i];
            continue;
        }
        if (sibling == null) {
            sibling = ms[i];
        }
        ICompilationUnit cu = type.getCompilationUnit();
        synchronized (cu) {
            cu.reconcile(ICompilationUnit.NO_AST, true, null, null);
        }
        IBuffer buf = cu.getBuffer();
        ISourceRange range = ms[i].getSourceRange();

        int start = -1;
        int end = -1;
        StringBuffer sb = new StringBuffer();
        if ("void".equals(ms[i].getReturnType()) || "V".equals(ms[i].getReturnType())) {
            end = buf.getContents().indexOf("}", range.getOffset());
            if (end < 0)
                continue;
            end = buf.getContents().lastIndexOf(lineDelimiter, end);
            if (end < 0 || end < range.getOffset())
                continue;
            //            end += lineDelimiter.length();
            start = end;
        } else {
            start = buf.getContents().indexOf("return", range.getOffset());
            if (start < 0 || start > range.getOffset() + range.getLength())
                continue;
            start += 7;
            end = buf.getContents().indexOf(";", start);
            if (end < 0)
                continue;
            end++;
        }
        String methodName = ms[i].getElementName();
        String fieldName = "" + methodName;
        sb.append(fieldName).append(";");
        buf.replace(start, end - start, sb.toString());
        fields.add(new String[] { ms[i].getReturnType(), fieldName });
    }

    for (int i = 0; i < fields.size(); i++) {
        String[] data = fields.get(i);
        String fieldType = data[0];
        String fieldName = data[1];
        IParametedType t = NewCDIAnnotationWizardPage.getCDIProject(getPackageFragmentRoot().getJavaProject())
                .getNature().getTypeFactory().getParametedType(type, fieldType);
        if (t != null) {
            data[0] = t.getSimpleName();
            createField(type, constructor, imports, fieldName, t.getSimpleName(), "private final", null,
                    monitor, lineDelimiter);
        }
    }

    if (constructor != null) {
        constructor.delete(true, monitor);
    }

    if (!fields.isEmpty()) {
        String constructorContents = "public " + type.getElementName() + "(";
        String comments = "/**" + lineDelimiter;
        for (int i = 0; i < fields.size(); i++) {
            String[] data = fields.get(i);
            String fieldType = data[0];
            String fieldName = data[1];
            comments += " * @param " + fieldName + lineDelimiter;
            if (i > 0)
                constructorContents += ", ";
            constructorContents += fieldType + " " + fieldName;
        }
        comments += "*/" + lineDelimiter;
        constructorContents += ") {" + lineDelimiter;
        for (int i = 0; i < fields.size(); i++) {
            String[] data = fields.get(i);
            String fieldName = data[1];
            constructorContents += "this." + fieldName + " = " + fieldName + ";" + lineDelimiter;
        }
        constructorContents += "}" + lineDelimiter;
        if (isAddComments()) {
            constructorContents = comments + constructorContents;
        }
        IMethod m = type.createMethod(constructorContents, sibling, true, monitor);
    }

    return fields.isEmpty();
}

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From source file:org.jboss.tools.cdi.ui.wizard.NewDecoratorWizardPage.java

License:Open Source License

protected void modifyMethodContent(IType type, ImportsManager imports, IProgressMonitor monitor,
        String lineDelimiter) throws CoreException {
    IMethod[] ms = type.getMethods();/*  w w  w  . j  av a2  s.  c om*/
    for (int i = 0; i < ms.length; i++) {
        if (ms[i].isConstructor())
            continue;
        ICompilationUnit cu = type.getCompilationUnit();
        synchronized (cu) {
            cu.reconcile(ICompilationUnit.NO_AST, true, null, null);
        }
        IBuffer buf = cu.getBuffer();
        ISourceRange range = ms[i].getSourceRange();

        int start = -1;
        int end = -1;
        StringBuffer sb = new StringBuffer();
        if ("void".equals(ms[i].getReturnType()) || "V".equals(ms[i].getReturnType())) {
            end = buf.getContents().indexOf("}", range.getOffset());
            if (end < 0)
                continue;
            end = buf.getContents().lastIndexOf(lineDelimiter, end);
            if (end < 0 || end < range.getOffset())
                continue;
            //            end += lineDelimiter.length();
            start = end;
        } else {
            start = buf.getContents().indexOf("return", range.getOffset());
            if (start < 0 || start > range.getOffset() + range.getLength())
                continue;
            start += 7;
            end = buf.getContents().indexOf(";", start);
            if (end < 0)
                continue;
            end++;
        }
        String fieldName = "" + this.fieldName.getValue();
        String methodName = ms[i].getElementName();
        String[] ps = ms[i].getParameterNames();
        sb.append(fieldName).append('.').append(methodName).append('(');
        for (int k = 0; k < ps.length; k++) {
            if (k > 0)
                sb.append(", ");
            sb.append(ps[k]);
        }
        sb.append(");");
        buf.replace(start, end - start, sb.toString());
    }

}

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From source file:org.jboss.tools.esb.ui.wizard.NewActionWizardPage.java

License:Open Source License

void modifyJavaSourceForAbstractImplementation(IType type, ImportsManager imports) {
    try {/*from   w w w.j  a  va2s  . c  o  m*/
        String name = type.getElementName();
        String sc = type.getSuperclassTypeSignature();
        if (sc != null) {
            sc = EclipseJavaUtil.resolveTypeAsString(type, sc);
        }
        if (type != null && PROCESSOR_CLASS.equals(sc)) {
            ICompilationUnit w = type.getCompilationUnit();
            IBuffer b = w.getBuffer();
            String s = b.getContents();
            String lineDelimiter = StubUtility.getLineDelimiterUsed(type.getJavaProject());

            imports.addImport("org.jboss.soa.esb.actions.AbstractActionPipelineProcessor");
            imports.addImport("org.jboss.soa.esb.actions.ActionProcessingException");
            imports.addImport("org.jboss.soa.esb.helpers.ConfigTree");
            imports.addImport("org.jboss.soa.esb.message.Message");
            //            imports.addImport("");

            s = b.getContents();
            boolean hasOverrideAnnotation = s.indexOf("@Override") > 0;

            int i = s.indexOf('{');
            int j = s.lastIndexOf('}');
            if (i > 0 && j > i) {
                String tab = "\t";
                String content = lineDelimiter + tab + "protected ConfigTree _config;" + lineDelimiter
                        + lineDelimiter + tab + "public " + name + "(ConfigTree config) {" + lineDelimiter + tab
                        + tab + "_config = config;" + lineDelimiter + tab + "}" + lineDelimiter + lineDelimiter
                        + (hasOverrideAnnotation ? tab + "@Override" + lineDelimiter : "") + tab
                        + "public Message process(Message message) throws ActionProcessingException {"
                        + lineDelimiter + tab + tab + "//ADD CUSTOM ACTION CODE HERE" + lineDelimiter + tab
                        + tab + "return message;" + lineDelimiter + tab + "}" + lineDelimiter;
                b.replace(i + 1, j - i - 1, content);
            }
        }
    } catch (CoreException e) {
        ESBCorePlugin.log(e);
    }
}

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From source file:org.jboss.tools.vscode.java.internal.handlers.ClassfileContentHandler.java

License:Open Source License

@Override
public String handle(TextDocumentIdentifier param) {
    try {// w w  w. j  a  va2s  .com
        IClassFile cf = JDTUtils.resolveClassFile(param.getUri());
        if (cf != null) {
            IBuffer buffer = cf.getBuffer();
            if (buffer != null) {
                JavaLanguageServerPlugin.logInfo("ClassFile contents request completed");
                return buffer.getContents();
            }
        }
    } catch (JavaModelException e) {
        JavaLanguageServerPlugin.logException("Exception getting java element ", e);
    }
    return null;
}

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From source file:org.jboss.tools.ws.jaxrs.core.WorkbenchUtils.java

License:Open Source License

/**
 * Replace the first occurrence of the given old content with the new content. Fails if the old content is not found
 * (avoids weird side effects in the rest of the test).
 * //from w ww. j av  a2  s.  c  om
 * @param compilationUnit
 * @param oldContent
 * @param newContent
 * @param useWorkingCopy
 * @throws JavaModelException
 */
public static void replaceFirstOccurrenceOfCode(ICompilationUnit compilationUnit, String oldContent,
        String newContent, boolean useWorkingCopy) throws JavaModelException {
    ICompilationUnit unit = getCompilationUnit(compilationUnit, useWorkingCopy);
    IBuffer buffer = ((IOpenable) unit).getBuffer();
    int offset = buffer.getContents().indexOf(oldContent);
    Assert.assertTrue("Old content '" + oldContent + "' not found", offset != -1);
    buffer.replace(offset, oldContent.length(), newContent);
    saveAndClose(unit);
}

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