Example usage for org.eclipse.jdt.internal.core JavaElementInfo getChildren

Introduction

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

Prototype

public IJavaElement[] getChildren() 

Source Link

Usage

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

License:Open Source License

public boolean existsUsingJarTypeCache() {
    if (getPackageFragmentRoot().isArchive()) {
        //      JavaModelManager manager = JavaModelManager.getJavaModelManager();
        IType type = getType();//from ww  w.j  a v a2s .  c  o m
        Object info = manager.getInfo(type);
        if (info == JavaModelCache.NON_EXISTING_JAR_TYPE_INFO)
            return false;
        else if (info != null)
            return true;
        // info is null
        JavaElementInfo parentInfo = (JavaElementInfo) manager.getInfo(getParent());
        if (parentInfo != null) {
            // if parent is open, this class file must be in its children
            IJavaElement[] children = parentInfo.getChildren();
            for (int i = 0, length = children.length; i < length; i++) {
                if (this.name.equals(((ClassFile) children[i]).name))
                    return true;
            }
            return false;
        }
        try {
            info = getJarBinaryTypeInfo((PackageFragment) getParent(),
                    true/*fully initialize so as to not keep a reference to the byte array*/);
        } catch (CoreException e) {
            // leave info null
        } catch (IOException e) {
            // leave info null
        } catch (ClassFormatException e) {
            // leave info null
        }
        manager.putJarTypeInfo(type, info == null ? JavaModelCache.NON_EXISTING_JAR_TYPE_INFO : info);
        return info != null;
    } else
        return exists();
    //   throw new UnsupportedOperationException();
}

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From source file:org.hibernate.eclipse.jdt.ui.internal.jpa.collect.CompilationUnitCollector.java

License:Open Source License

/**
 * Process object - java element to collect all it's children CompilationUnits
 * @param obj/*from  w w  w.  jav  a2  s  .c  om*/
 * @param bCollect
 */
public void processJavaElements(Object obj, boolean bCollect) {
    if (obj instanceof ICompilationUnit) {
        ICompilationUnit cu = (ICompilationUnit) obj;
        addCompilationUnit(cu, bCollect);
    } else if (obj instanceof File) {
        File file = (File) obj;
        if (file.getProject() != null) {
            IJavaProject javaProject = JavaCore.create(file.getProject());
            ICompilationUnit[] cus = Utils.findCompilationUnits(javaProject, file.getFullPath());
            if (cus != null) {
                for (int i = 0; i < cus.length; i++) {
                    addCompilationUnit(cus[i], bCollect);
                }
            }
        }
    } else if (obj instanceof JavaProject) {
        JavaProject javaProject = (JavaProject) obj;
        IPackageFragmentRoot[] pfr = null;
        try {
            pfr = javaProject.getAllPackageFragmentRoots();
        } catch (JavaModelException e) {
            // just ignore it!
            //HibernateConsolePlugin.getDefault().logErrorMessage("JavaModelException: ", e); //$NON-NLS-1$
        }
        if (pfr != null) {
            for (int i = 0; i < pfr.length; i++) {
                processJavaElements(pfr[i], bCollect);
            }
        }
    } else if (obj instanceof PackageFragment) {
        PackageFragment packageFragment = (PackageFragment) obj;
        ICompilationUnit[] cus = null;
        try {
            cus = packageFragment.getCompilationUnits();
        } catch (JavaModelException e) {
            // just ignore it!
            //HibernateConsolePlugin.getDefault().logErrorMessage("JavaModelException: ", e); //$NON-NLS-1$
        }
        if (cus != null && cus.length > 0) {
            if (bCollect) {
                selection2UpdateList.add(obj);
                bCollect = false;
            }
            for (int i = 0; i < cus.length; i++) {
                addCompilationUnit(cus[i], bCollect);
            }
        }
    } else if (obj instanceof PackageFragmentRoot) {
        JavaElement javaElement = (JavaElement) obj;
        JavaElementInfo javaElementInfo = null;
        try {
            javaElementInfo = (JavaElementInfo) javaElement.getElementInfo();
        } catch (JavaModelException e) {
            // just ignore it!
            //HibernateConsolePlugin.getDefault().logErrorMessage("JavaModelException: ", e); //$NON-NLS-1$
        }
        if (javaElementInfo != null) {
            IJavaElement[] je = javaElementInfo.getChildren();
            for (int i = 0; i < je.length; i++) {
                processJavaElements(je[i], true);
            }
        }
    } else if (obj instanceof JavaElement) {
        JavaElement javaElement = (JavaElement) obj;
        ICompilationUnit cu = javaElement.getCompilationUnit();
        addCompilationUnit(cu, bCollect);
    } else if (obj instanceof SourceType) {
        if (bCollect) {
            selection2UpdateList.add(obj);
            bCollect = false;
        }
        SourceType sourceType = (SourceType) obj;
        processJavaElements(sourceType.getJavaModel(), bCollect);
    } else {
        // ignore
        //System.out.println("1 Blah! " + selection); //$NON-NLS-1$
    }
}

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From source file:org.hibernate.eclipse.jdt.ui.wizards.NewHibernateMappingFileWizard.java

License:Open Source License

protected void processJavaElements(Object obj, int depth) {
    if (depth < 0) {
        return;/* w ww .j a  va2s . c  o m*/
    }
    try {
        if (obj instanceof ICompilationUnit) {
            ICompilationUnit cu = (ICompilationUnit) obj;
            selectionCU.add(cu);
        } else if (obj instanceof JavaProject && depth > 0) {
            JavaProject javaProject = (JavaProject) obj;
            IPackageFragmentRoot[] pfr = javaProject.getAllPackageFragmentRoots();
            for (IPackageFragmentRoot element : pfr) {
                processJavaElements(element, depth - 1);
            }
        } else if (obj instanceof PackageFragment) {
            PackageFragment packageFragment = (PackageFragment) obj;
            ICompilationUnit[] cus = packageFragment.getCompilationUnits();
            for (ICompilationUnit cu : cus) {
                selectionCU.add(cu);
            }
        } else if (obj instanceof PackageFragmentRoot && depth > 0) {
            JavaElement javaElement = (JavaElement) obj;
            JavaElementInfo javaElementInfo = (JavaElementInfo) javaElement.getElementInfo();
            IJavaElement[] je = javaElementInfo.getChildren();
            for (IJavaElement element : je) {
                processJavaElements(element, depth - 1);
            }
        } else if (obj instanceof JavaElement) {
            JavaElement javaElement = (JavaElement) obj;
            ICompilationUnit cu = javaElement.getCompilationUnit();
            selectionCU.add(cu);
        }
    } catch (JavaModelException e) {
        // just ignore it!
        //HibernateConsolePlugin.getDefault().logErrorMessage("JavaModelException: ", e); //$NON-NLS-1$
    }
}

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