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:coloredide.utils.EditorUtility.java

License:Open Source License

private static IEditorInput getEditorInput(IJavaElement element) throws JavaModelException {
    while (element != null) {
        if (element instanceof ICompilationUnit) {
            ICompilationUnit unit = ((ICompilationUnit) element).getPrimary();
            IResource resource = unit.getResource();
            if (resource instanceof IFile)
                return new FileEditorInput((IFile) resource);
        }/*  w w w.ja v  a  2 s. c  o m*/

        element = element.getParent();
    }

    return null;
}

---

From source file:com.android.ide.eclipse.adt.internal.editors.manifest.descriptors.PostActivityCreationAction.java

License:Open Source License

/**
 * Processes a newly created Activity./* w w  w .j  a  v a 2s  . c o  m*/
 *
 */
@Override
public void processNewType(IType newType) {
    try {
        String methodContent = "    /** Called when the activity is first created. */\n" + "    @Override\n"
                + "    public void onCreate(Bundle savedInstanceState) {\n"
                + "        super.onCreate(savedInstanceState);\n" + "\n"
                + "        // TODO Auto-generated method stub\n" + "    }";
        newType.createMethod(methodContent, null /* sibling*/, false /* force */, new NullProgressMonitor());

        // we need to add the import for Bundle, so we need the compilation unit.
        // Since the type could be enclosed in other types, we loop till we find it.
        ICompilationUnit compilationUnit = null;
        IJavaElement element = newType;
        do {
            IJavaElement parentElement = element.getParent();
            if (parentElement != null) {
                if (parentElement.getElementType() == IJavaElement.COMPILATION_UNIT) {
                    compilationUnit = (ICompilationUnit) parentElement;
                }

                element = parentElement;
            } else {
                break;
            }
        } while (compilationUnit == null);

        if (compilationUnit != null) {
            compilationUnit.createImport(SdkConstants.CLASS_BUNDLE, null /* sibling */,
                    new NullProgressMonitor());
        }
    } catch (JavaModelException e) {
    }
}

---

From source file:com.android.ide.eclipse.adt.internal.editors.manifest.descriptors.PostReceiverCreationAction.java

License:Open Source License

/**
 * Processes a newly created Activity.//w  w w . ja  va  2s  .  c o  m
 *
 */
@Override
public void processNewType(IType newType) {
    try {
        String methodContent = "    @Override\n"
                + "    public void onReceive(Context context, Intent intent) {\n"
                + "        // TODO Auto-generated method stub\n" + "    }";
        newType.createMethod(methodContent, null /* sibling*/, false /* force */, new NullProgressMonitor());

        // we need to add the import for Bundle, so we need the compilation unit.
        // Since the type could be enclosed in other types, we loop till we find it.
        ICompilationUnit compilationUnit = null;
        IJavaElement element = newType;
        do {
            IJavaElement parentElement = element.getParent();
            if (parentElement != null) {
                if (parentElement.getElementType() == IJavaElement.COMPILATION_UNIT) {
                    compilationUnit = (ICompilationUnit) parentElement;
                }

                element = parentElement;
            } else {
                break;
            }
        } while (compilationUnit == null);

        if (compilationUnit != null) {
            compilationUnit.createImport(SdkConstants.CLASS_CONTEXT, null /* sibling */,
                    new NullProgressMonitor());
            compilationUnit.createImport(SdkConstants.CLASS_INTENT, null /* sibling */,
                    new NullProgressMonitor());
        }
    } catch (JavaModelException e) {
        // looks like the class already existed (this happens when the user check to create
        // inherited abstract methods).
    }
}

---

From source file:com.android.ide.eclipse.adt.SourceRevealer.java

License:Open Source License

/**
 * Reveal the source for given fully qualified method name.<br>
 *
 * The method should take care of the following scenarios:<ol>
 * <li> A search, either by filename/line number, or for fqmn might provide only 1 result.
 *    In such a case, just open that result. Give preference to the file name/line # search
 *    since that is the most accurate (gets to the line number). </li>
 * <li> The search might not provide any results. e.g, the method name may be of the form
 *    "com.x.y$1.methodName". Searches for methods within anonymous classes will fail. In
 *    such a case, if the fileName:lineNumber argument is available, a search for that
 *    should be made instead. </li>
 * <li> The search might provide multiple results. In such a case, the fileName/lineNumber
 *    values should be utilized to narrow down the results.</li>
 * </ol>//from   ww  w  .ja va  2 s .  c  om
 *
 * @param fqmn fully qualified method name
 * @param fileName file name in which the method is present, null if not known
 * @param lineNumber line number in the file which should be given focus, -1 if not known.
 *        Line numbers begin at 1, not 0.
 * @param perspective perspective to switch to before the source is revealed, null to not
 *        switch perspectives
 */
@Override
public boolean revealMethod(String fqmn, String fileName, int lineNumber, String perspective) {
    // Search by filename:linenumber. If there is just one result for it, that would
    // be the correct match that is accurate to the line
    List<SearchMatch> fileMatches = Collections.emptyList();
    if (fileName != null && lineNumber >= 0) {
        fileMatches = searchForFile(fileName);
        if (fileMatches.size() == 1) {
            return revealLineMatch(fileMatches, fileName, lineNumber, perspective);
        }
    }

    List<SearchMatch> methodMatches = searchForMethod(fqmn);

    // if there is a unique method name match:
    //    1. if there are > 1 file name matches, try to see if they can be narrowed down
    //    2. if not, display the method match
    if (methodMatches.size() == 1) {
        if (fileMatches.size() > 0) {
            List<SearchMatch> filteredMatches = filterMatchByResource(fileMatches,
                    methodMatches.get(0).getResource());
            if (filteredMatches.size() == 1) {
                return revealLineMatch(filteredMatches, fileName, lineNumber, perspective);
            }
        } else if (fileName != null && lineNumber > 0) {
            // Couldn't find file match, but we have a filename and line number: attempt
            // to use this to pinpoint the location within the method
            IMethod method = (IMethod) methodMatches.get(0).getElement();
            IJavaElement element = method;
            while (element != null) {
                if (element instanceof ICompilationUnit) {
                    ICompilationUnit unit = ((ICompilationUnit) element).getPrimary();
                    IResource resource = unit.getResource();
                    if (resource instanceof IFile) {
                        IFile file = (IFile) resource;

                        try {
                            // See if the line number looks like it's inside the given method
                            ISourceRange sourceRange = method.getSourceRange();
                            IRegion region = AdtUtils.getRegionOfLine(file, lineNumber - 1);
                            // When fields are initialized with code, this logically belongs
                            // to the constructor, but the line numbers are outside of the
                            // constructor. In this case we'll trust the line number rather
                            // than the method range.
                            boolean isConstructor = fqmn.endsWith(CONSTRUCTOR_NAME);
                            if (isConstructor || region != null && region.getOffset() >= sourceRange.getOffset()
                                    && region.getOffset() < sourceRange.getOffset() + sourceRange.getLength()) {
                                // Yes: use the line number instead
                                if (perspective != null) {
                                    SourceRevealer.switchToPerspective(perspective);
                                }
                                return displayFile(file, lineNumber);
                            }

                        } catch (JavaModelException e) {
                            AdtPlugin.log(e, null);
                        }
                    }
                }
                element = element.getParent();
            }

        }

        return displayMethod((IMethod) methodMatches.get(0).getElement(), perspective);
    }

    // no matches for search by method, so search by filename
    if (methodMatches.size() == 0) {
        if (fileMatches.size() > 0) {
            return revealLineMatch(fileMatches, fileName, lineNumber, perspective);
        } else {
            // Last ditch effort: attempt to look up the class corresponding to the fqn
            // and jump to the line there
            if (fileMatches.isEmpty() && fqmn.indexOf('.') != -1) {
                String className = fqmn.substring(0, fqmn.lastIndexOf('.'));
                for (IJavaProject project : BaseProjectHelper.getAndroidProjects(null)) {
                    IType type;
                    try {
                        type = project.findType(className);
                        if (type != null && type.exists()) {
                            IResource resource = type.getResource();
                            if (resource instanceof IFile) {
                                if (perspective != null) {
                                    SourceRevealer.switchToPerspective(perspective);
                                }
                                return displayFile((IFile) resource, lineNumber);
                            }
                        }
                    } catch (JavaModelException e) {
                        AdtPlugin.log(e, null);
                    }
                }
            }

            return false;
        }
    }

    // multiple matches for search by method, narrow down by filename
    if (fileName != null) {
        return revealLineMatch(filterMatchByFileName(methodMatches, fileName), fileName, lineNumber,
                perspective);
    }

    // prompt the user
    SearchMatch match = getMatchToDisplay(methodMatches, fqmn);
    if (match == null) {
        return false;
    } else {
        return displayMethod((IMethod) match.getElement(), perspective);
    }
}

---

From source file:com.android.ide.eclipse.cheatsheets.actions.SetBreakpoint.java

License:Open Source License

/**
 * Prunes out all naming occurrences of anonymous inner types, since these types have no names
 * and cannot be derived visiting an AST (no positive type name matching while visiting ASTs)
 * @param type/*from w w w .  j a v a 2  s  .co m*/
 * @return the compiled type name from the given {@link IType} with all occurrences of anonymous inner types removed
 * @since 3.4
 */
private String pruneAnonymous(IType type) {
    StringBuffer buffer = new StringBuffer();
    IJavaElement parent = type;
    while (parent != null) {
        if (parent.getElementType() == IJavaElement.TYPE) {
            IType atype = (IType) parent;
            try {
                if (!atype.isAnonymous()) {
                    if (buffer.length() > 0) {
                        buffer.insert(0, '$');
                    }
                    buffer.insert(0, atype.getElementName());
                }
            } catch (JavaModelException jme) {
            }
        }
        parent = parent.getParent();
    }
    return buffer.toString();
}

---

From source file:com.android.ide.eclipse.editors.manifest.descriptors.PostActivityCreationAction.java

License:Open Source License

/**
 * Processes a newly created Activity./*from  w w  w.  j a  va2s .  c  o  m*/
 * 
 */
public void processNewType(IType newType) {
    try {
        String methodContent = "    /** Called when the activity is first created. */\n" + "    @Override\n"
                + "    public void onCreate(Bundle savedInstanceState) {\n"
                + "        super.onCreate(savedInstanceState);\n" + "\n"
                + "        // TODO Auto-generated method stub\n" + "    }";
        newType.createMethod(methodContent, null /* sibling*/, false /* force */, new NullProgressMonitor());

        // we need to add the import for Bundle, so we need the compilation unit.
        // Since the type could be enclosed in other types, we loop till we find it.
        ICompilationUnit compilationUnit = null;
        IJavaElement element = newType;
        do {
            IJavaElement parentElement = element.getParent();
            if (parentElement != null) {
                if (parentElement.getElementType() == IJavaElement.COMPILATION_UNIT) {
                    compilationUnit = (ICompilationUnit) parentElement;
                }

                element = parentElement;
            } else {
                break;
            }
        } while (compilationUnit == null);

        if (compilationUnit != null) {
            compilationUnit.createImport(AndroidConstants.CLASS_BUNDLE, null /* sibling */,
                    new NullProgressMonitor());
        }
    } catch (JavaModelException e) {
    }
}

---

From source file:com.android.ide.eclipse.editors.manifest.descriptors.PostReceiverCreationAction.java

License:Open Source License

/**
 * Processes a newly created Activity./*from   w w w  .  jav  a2  s .co  m*/
 * 
 */
public void processNewType(IType newType) {
    try {
        String methodContent = "    @Override\n"
                + "    public void onReceive(Context context, Intent intent) {\n"
                + "        // TODO Auto-generated method stub\n" + "    }";
        newType.createMethod(methodContent, null /* sibling*/, false /* force */, new NullProgressMonitor());

        // we need to add the import for Bundle, so we need the compilation unit.
        // Since the type could be enclosed in other types, we loop till we find it.
        ICompilationUnit compilationUnit = null;
        IJavaElement element = newType;
        do {
            IJavaElement parentElement = element.getParent();
            if (parentElement != null) {
                if (parentElement.getElementType() == IJavaElement.COMPILATION_UNIT) {
                    compilationUnit = (ICompilationUnit) parentElement;
                }

                element = parentElement;
            } else {
                break;
            }
        } while (compilationUnit == null);

        if (compilationUnit != null) {
            compilationUnit.createImport(AndroidConstants.CLASS_CONTEXT, null /* sibling */,
                    new NullProgressMonitor());
            compilationUnit.createImport(AndroidConstants.CLASS_INTENT, null /* sibling */,
                    new NullProgressMonitor());
        }
    } catch (JavaModelException e) {
        // looks like the class already existed (this happens when the user check to create
        // inherited abstract methods).
    }
}

---

From source file:com.aqua.wikiwizard.ObjectsJavaModel.java

License:Apache License

/**
 * Returns the name of the object//from   ww  w  .  java  2 s .  c  om
 * @return
 *       String
 */
public String getObjectName() {
    String packageName = "";
    IJavaElement parent = javaObject.getParent();
    while (true) {
        if (parent == null) {
            break;
        }
        if (parent instanceof IPackageFragment) {
            packageName = ((IPackageFragment) parent).getElementName() + ".";
            break;
        }
        parent = parent.getParent();
    }
    return packageName + javaObject.getTypeQualifiedName();
}

---

From source file:com.aqua.wikiwizard.ObjectsJavaModel.java

License:Apache License

/**
 * Returns a name of the package this member belongs to
 * @param member/*from   ww  w.j  a v  a  2s  .c  o m*/
 *          Member for which the request is
 * @return
 *          String
 */
public static String getMemberPackageName(IMember member) {
    IJavaElement parent = member.getParent();
    while (parent != null) {
        if (parent instanceof IPackageFragment) {
            return parent.getElementName();
        }
        parent = parent.getParent();
    }
    return null;
}

---

From source file:com.aqua.wikiwizard.SystemObjectPage.java

License:Apache License

private static String getMemberName(IMember member) {
    String className = member.getElementName();
    String packageName = null;// w w w .j  a  v a  2  s  .com
    IJavaElement parent = member.getParent();
    while (parent != null) {
        if (parent instanceof IPackageFragment) {
            packageName = parent.getElementName();
            break;
        }
        parent = parent.getParent();
    }
    if (packageName == null) {
        return className;
    }

    // Build the name for easy sorting
    return className + " - " + packageName + "." + className;
}

---

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