Example usage for org.eclipse.jdt.core IJavaElement getParent

Introduction

In this page you can find the example usage for org.eclipse.jdt.core IJavaElement getParent.

Prototype

IJavaElement getParent();

Source Link

Document

Returns the element directly containing this element, or null if this element has no parent.

Usage

From source file:net.atos.optimus.common.tools.jdt.PackageFragmentHelper.java

License:Open Source License

/**
 * Return the IPackageFragment corresponding to the Path
 * //from  w  w  w. ja v  a2s .c  o  m
 * @param Path
 * @return
 */
public static IPackageFragment getPackageFragment(Path filePath) throws JavaModelException {

    IFile f = getFileForLocation(ResourcesPlugin.getWorkspace().getRoot(), filePath);

    if (f != null) {
        ICompilationUnit compilationUnit = JavaCore.createCompilationUnitFrom(f);
        IPackageFragment packageFragment = null;
        IJavaElement temp = compilationUnit;
        while (packageFragment == null && temp != null) {
            if (temp instanceof IPackageFragment)
                packageFragment = (IPackageFragment) temp;
            else
                temp = temp.getParent();
        }
        return packageFragment;
    }
    return null;
}

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From source file:net.hillsdon.testlink.model.impl.JavaSelection.java

License:Open Source License

/**
 * We bias towards the outermost type for two reasons:
 *   1) It won't be anonymous/*w w w  .  j av  a 2 s .  c  o  m*/
 *   2) If you're going to test it it probably deserves its own file and test class...
 *   
 * @param javaElement Any java element.
 * @return
 */
private IType getOutermostType(final IJavaElement javaElement) {
    IJavaElement outermost = javaElement;
    while (true) {
        IType better = (IType) outermost.getParent().getAncestor(IJavaElement.TYPE);
        if (better == null || better.equals(outermost)) {
            break;
        }
        outermost = better;
    }
    return outermost instanceof IType ? (IType) outermost : null;
}

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From source file:net.officefloor.eclipse.classpath.ClasspathUtil.java

License:Open Source License

/**
 * Obtains the location on the class path for the input {@link IPath}.
 * // w ww . j  a  v  a 2s .  c om
 * @param path
 *            {@link IPath}.
 * @return Location on the class path for the input {@link IPath}.
 */
public static String getClassPathLocation(IPath path) {

    // Obtain the resource for the path
    IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot();
    IResource pathResource = workspaceRoot.findMember(path);
    IResource resource = pathResource;

    // Obtain the java element
    IJavaElement javaElement = null;
    do {

        // Ensure have the resource
        if (resource == null) {
            // Did not find java element for resource
            return null;
        }

        // Obtain the java element from the resource
        javaElement = JavaCore.create(resource);

        // Obtain the parent resource
        resource = resource.getParent();

    } while (javaElement == null);

    // Obtain the package fragment root for the java element
    IPackageFragmentRoot fragmentRoot = null;
    do {

        // Determine if package fragment root
        if (javaElement instanceof IPackageFragmentRoot) {
            fragmentRoot = (IPackageFragmentRoot) javaElement;
        }

        // Obtain the parent java element
        javaElement = javaElement.getParent();

    } while ((fragmentRoot == null) && (javaElement != null));

    // Determine if have fragment root
    if (fragmentRoot == null) {
        // Return path as is
        return path.toString();
    }

    // Obtain the fragment root full path
    String fragmentPath = fragmentRoot.getResource().getFullPath().toString() + "/";

    // Obtain the class path location (by removing fragment root path)
    String fullPath = pathResource.getFullPath().toString();
    String location = fullPath.substring(fragmentPath.length());

    // Return the location
    return location;
}

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From source file:net.rim.ejde.internal.ui.editors.locale.ResourceEditor.java

License:Open Source License

public void doSave(IProgressMonitor monitor) {
    try {/*from   w  w w  .  j  av  a2 s .c  o  m*/
        _resources.save();

        // Check if package was changed.
        String rrhPackage = PackageUtils.getRRHPackageID(rrhFile);
        if (!_originalPackage.equals(rrhPackage)) {
            // Attempt to find a non linked rrhIFile
            IFile files[] = ResourcesPlugin.getWorkspace().getRoot()
                    .findFilesForLocation(new Path(rrhFile.getAbsolutePath()));
            IFile rrhIFile = null;
            for (IFile file : files) {
                if (!file.isLinked()) {
                    rrhIFile = file;
                    break;
                }
            }
            if (files.length != 0 && rrhIFile == null) {
                rrhIFile = files[0];
            }

            IJavaElement packageFolder = JavaCore.create(rrhIFile.getParent());
            IPackageFragmentRoot sourceFolder = (IPackageFragmentRoot) packageFolder.getParent();
            try {
                moveResources(rrhIFile,
                        sourceFolder.createPackageFragment(rrhPackage, true, new NullProgressMonitor()));
            } catch (Exception e) {
                _logger.error("doSave: error moving resources", e); //$NON-NLS-1$
            }
        }

        if (_wasDirty) {
            _wasDirty = false;
            firePropertyChange(IEditorPart.PROP_DIRTY);
        }

        // get eclipse workspace
        final IWorkspace workspace = ResourcesPlugin.getWorkspace();

        // get eclipse workspace description
        final IWorkspaceDescription workspaceDescription = workspace.getDescription();

        // get autoBuildFlag
        final boolean autoBuild = workspaceDescription.isAutoBuilding();
        IProject project = ((FileEditorInput) (this.getEditorInput())).getFile().getProject();

        // if autobuild is checked build eclipse project
        if (autoBuild) {
            try {
                project.build(IncrementalProjectBuilder.INCREMENTAL_BUILD, null);
            } catch (CoreException e) {
                e.printStackTrace();
            }
        }

        // We must refresh the project because we are using a JAR that uses File objects to save, instead of eclipse IFiles.
        project.refreshLocal(IProject.DEPTH_INFINITE, monitor);

    } catch (IOException e) {
        TableViewer viewer = getActiveResourceEditorPage().getTableViewer();
        Status status = new Status(IStatus.ERROR, ContextManager.PLUGIN_ID, IStatus.OK,
                "Unable to open file for writing.", e);
        ErrorDialog.openError(viewer.getControl().getShell(), "Error - Resource Editor", "Error saving file.",
                status);
        monitor.setCanceled(true);
    } catch (CoreException e) {
        _logger.error("doSave: error getting package", e); //$NON-NLS-1$
    }
}

---

From source file:net.rim.ejde.internal.ui.editors.locale.ResourceEditor.java

License:Open Source License

/**
 * This method will find all links pointing to oldLinkLocation and will point them to the newLinkLocation. The method also
 * moves the links to a package specified by the passed in packageID.
 *
 * @param oldLinkLocation/* w ww  . ja va 2s . co m*/
 *            - The location existing links will be pointing to.
 * @param newLinkLocation
 *            - The location the new links will be pointing to, null if location doesn't change.
 * @param packageID
 *            - The package to place the new links.
 */
private void updateLinksLocationAndPackage(IPath oldLinkLocation, IPath newLinkLocation, String packageID) {
    if (newLinkLocation == null) {
        // Link location will not change
        newLinkLocation = oldLinkLocation;
    }
    IFile[] files = ResourcesPlugin.getWorkspace().getRoot().findFilesForLocation(oldLinkLocation);
    for (IFile file : files) {
        if (file.isLinked()) {
            IJavaElement packageFolder = JavaCore.create(file.getParent());
            IPackageFragmentRoot sourceFolder = (IPackageFragmentRoot) packageFolder.getParent();
            try {
                IPackageFragment newPackage = sourceFolder.createPackageFragment(packageID, true,
                        new NullProgressMonitor());
                if (newPackage.exists()) {
                    IContainer parentFolder = ((IFolder) newPackage.getResource());
                    IFile newLocation = parentFolder.getFile(new Path(file.getName()));
                    newLocation.createLink(newLinkLocation, IResource.NONE, new NullProgressMonitor());
                    file.delete(true, new NullProgressMonitor());
                }
            } catch (Exception e) {
                _logger.error("Error updating links", e); //$NON-NLS-1$
            }
        }
    }
}

---

From source file:net.sf.bddbddb.util.EclipseUtil.java

License:LGPL

/**
 * Return the fully-qualified class name corresponding to the given Eclipse
 * type. Example: java.util.Hashtable$Entry
 * /*from   w  w  w  .j  a va 2  s .  c om*/
 * @param t  IType object
 * @return  class name, or null if unknown
 */
public static String getFullyQualifiedClassName(IType t) {
    StringBuffer sb = new StringBuffer();
    IJavaElement e = t;
    e = e.getParent();
    if (e instanceof IClassFile) {
        // .class file
        String classFileName = e.getElementName();
        sb.append(classFileName.substring(0, classFileName.length() - 6));
    } else {
        while (e instanceof IType) {
            sb.insert(0, e.getElementName() + "$");
            e = e.getParent();
        }
        if (e instanceof ICompilationUnit) {
            // .java file
            sb.append(t.getElementName());
        } else {
            // unknown!
            return null;
        }
    }
    e = e.getParent();
    if (e instanceof IPackageFragment) {
        String packageName = e.getElementName();
        if (packageName.length() > 0)
            sb.insert(0, packageName + ".");
    } else {
        // unknown!
        return null;
    }
    return sb.toString();
}

---

From source file:net.sf.j2s.ui.actions.UnitJavaScriptUtil.java

License:Open Source License

protected static String getRelativeJSPath(ICompilationUnit unit) {
    if (unit == null) {
        return null;
    }/*from  w  ww  .j  av a2 s  . c  o m*/
    IJavaProject javaProject = unit.getJavaProject();
    if (javaProject != null) {
        String relativePath = null;
        IJavaElement parent = unit.getParent();
        while (parent != null) {
            if (parent instanceof PackageFragmentRoot) {
                relativePath = unit.getPath().toPortableString()
                        .substring(parent.getPath().toPortableString().length());
                break;
            }
            parent = parent.getParent();
        }
        IPath outputLocation = null;
        try {
            outputLocation = javaProject.getOutputLocation();
        } catch (JavaModelException e) {
            e.printStackTrace();
        }
        if (outputLocation != null && relativePath != null) {
            relativePath = outputLocation + relativePath.substring(0, relativePath.lastIndexOf('.')) + ".js";
            return relativePath;
        }
    }
    return null;
}

---

From source file:net.sourceforge.metrics.internal.xml.MetricsFirstExporter.java

License:Open Source License

protected String getNotBlankName(String currentName, IJavaElement element) {
    String l_return = currentName;
    if ("".equals(l_return)) {
        if (element instanceof IType) {
            IJavaElement parentType = element.getParent().getAncestor(IJavaElement.TYPE);
            String handle = element.getHandleIdentifier();
            int start = handle.lastIndexOf(parentType.getElementName());
            if (start != -1) {
                handle = handle.substring(start + parentType.getElementName().length());
            }//from  w  w w.ja v a 2 s. c o m
            l_return = "anonymous#" + handle;
        } else {
            l_return = "(default package)";
        }
    }
    return l_return;
}

---

From source file:net.sourceforge.metrics.internal.xml.MetricsFirstExporter.java

License:Open Source License

protected String buildName(IJavaElement element) {
    String l_return = element.getElementName();
    if (element instanceof IType) {
        IJavaElement container = element.getParent();
        if (container != null && container.getAncestor(IJavaElement.TYPE) != null) {
            l_return = buildParentTypeNamePart(element);
        }//  www  .ja v  a 2  s.  c  om
    } else if (element instanceof IMethod) {
        IJavaElement container = element.getAncestor(IJavaElement.TYPE);
        if (container != null && container.getParent() != null
                && container.getParent().getAncestor(IJavaElement.TYPE) != null) {
            l_return = buildParentTypeNamePart(container) + "#" + element.getElementName();
        }
    }
    return l_return;
}

---

From source file:net.sourceforge.metrics.internal.xml.MetricsFirstExporter.java

License:Open Source License

protected String buildParentTypeNamePart(IJavaElement element) {
    StringBuffer l_strBuffer = new StringBuffer(getNotBlankName(element.getElementName(), element));
    IJavaElement l_current = element.getParent().getAncestor(IJavaElement.TYPE);
    while (l_current != null) {
        l_strBuffer.insert(0, '.');
        l_strBuffer.insert(0, getNotBlankName(l_current.getElementName(), l_current));
        l_current = l_current.getParent();
        if (l_current != null) {
            l_current = l_current.getAncestor(IJavaElement.TYPE);
        }//from  ww w.  ja  v a 2s  .  c  o m
    }
    return l_strBuffer.toString();
}

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