Example usage for org.eclipse.jdt.core.jdom IDOMNode clone

Introduction

In this page you can find the example usage for org.eclipse.jdt.core.jdom IDOMNode clone.

Prototype

public Object clone();

Source Link

Document

Returns a stand-alone copy of the document fragment represented by this node that is in no way dependent on the document this node is part of.

Usage

From source file:org.eclipse.emf.codegen.jmerge.JMerger.java

License:Open Source License

protected IDOMNode insertClone(IDOMNode sourceNode) {
    IDOMNode targetNode = null;//  ww  w .ja  v  a2s.  c  o m
    switch (sourceNode.getNodeType()) {
    case IDOMNode.COMPILATION_UNIT: {
        targetNode = jdomFactory.createCompilationUnit(applyFormatRules(sourceNode.getContents()),
                ((IDOMCompilationUnit) sourceNode).getName());
        break;
    }
    case IDOMNode.PACKAGE: {
        targetNode = jdomFactory.createPackage(applyFormatRules(sourceNode.getContents()));
        break;
    }
    case IDOMNode.IMPORT: {
        targetNode = jdomFactory.createImport(applyFormatRules(sourceNode.getContents()));
        break;
    }
    case IDOMNode.TYPE: {
        targetNode = jdomFactory.createType(applyFormatRules(sourceNode.getContents()));
        break;
    }
    case IDOMNode.INITIALIZER: {
        targetNode = jdomFactory.createInitializer(applyFormatRules(sourceNode.getContents()));
        break;
    }
    case IDOMNode.FIELD: {
        targetNode = jdomFactory.createField(applyFormatRules(sourceNode.getContents()));
        break;
    }
    case IDOMNode.METHOD: {
        targetNode = jdomFactory.createMethod(applyFormatRules(sourceNode.getContents()));
        break;
    }
    default: {
        targetNode = (IDOMNode) sourceNode.clone();
        break;
    }
    }

    if (targetNode != null) {
        map(sourceNode, targetNode);
        mapChildren(sourceNode, targetNode);
    } else {
        // System.err.println("Warning: Cannot clone '" + sourceNode.getContents() + "'");
    }
    for (IDOMNode previousNode = sourceNode.getPreviousNode(); previousNode != null; previousNode = previousNode
            .getPreviousNode()) {
        IDOMNode targetSibling = (IDOMNode) sourceToTargetMap.get(previousNode);
        if (targetSibling != null) {
            IDOMNode targetNextSibling = targetSibling.getNextNode();
            if (targetNextSibling == null) {
                targetSibling.getParent().addChild(targetNode);
            } else {
                targetNextSibling.insertSibling(targetNode);
            }

            return targetNode;
        }
    }
    if (sourceNode.getParent() != null) {
        IDOMNode targetParent = (IDOMNode) sourceToTargetMap.get(sourceNode.getParent());
        IDOMNode targetSibling = targetParent.getFirstChild();
        if (targetSibling == null) {
            targetParent.addChild(targetNode);
        } else {
            targetSibling.insertSibling(targetNode);
        }
    }
    return targetNode;
}

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From source file:org.eclipse.emf.codegen.merge.java.facade.jdom.JDOMFacadeHelper.java

License:Open Source License

@Override
public JNode cloneNode(Object context, JNode node) {
    String content = applyFormatRules(node.getContents());
    IDOMNode idomNode = null;//from   w  ww  .  ja  va2 s .  co m
    if (node instanceof JCompilationUnit) {
        idomNode = getIDOMNode(createCompilationUnit(node.getName(), content));
    } else if (node instanceof JField) {
        idomNode = getJDOMFactory().createField(content);
    } else if (node instanceof JImport) {
        idomNode = getJDOMFactory().createImport(content);
    } else if (node instanceof JInitializer) {
        idomNode = getJDOMFactory().createInitializer(content);
    } else if (node instanceof JMethod) {
        idomNode = getJDOMFactory().createMethod(content);
    } else if (node instanceof JPackage) {
        idomNode = getJDOMFactory().createPackage(content);
    } else if (node instanceof JType) {
        idomNode = getJDOMFactory().createType(content);
    } else {
        IDOMNode originalIDOMNode = JDOMFacadeHelper.getIDOMNode(node);
        if (originalIDOMNode != null) {
            idomNode = (IDOMNode) originalIDOMNode.clone();
        }
    }

    return idomNode != null ? convertToNode(idomNode) : null;
}

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