Examples with XSDVisitor org.eclipse.wst.xsd.ui.internal.adapters.XSDVisitor used on opensource projects

Example 1 with XSDVisitor

use of org.eclipse.wst.xsd.ui.internal.adapters.XSDVisitor in project webtools.sourceediting by eclipse.

the class DeleteCommand method execute.

public void execute() {
    XSDVisitor visitor = new XSDVisitor() {

        public void visitElementDeclaration(org.eclipse.xsd.XSDElementDeclaration element) {
            if (element.getTypeDefinition() == target) {
                // $NON-NLS-1$
                XSDSimpleTypeDefinition type = target.getSchema().getSchemaForSchema().resolveSimpleTypeDefinition("string");
                element.setTypeDefinition(type);
            }
            super.visitElementDeclaration(element);
        }
    };
    XSDConcreteComponent parent = target.getContainer();
    XSDSchema schema = target.getSchema();
    try {
        beginRecording(parent.getElement());
        boolean doCleanup = false;
        if (target instanceof XSDModelGroup || target instanceof XSDElementDeclaration || target instanceof XSDModelGroupDefinition) {
            doCleanup = true;
            if (parent instanceof XSDParticle) {
                if (parent.getContainer() instanceof XSDModelGroup) {
                    XSDModelGroup modelGroup = (XSDModelGroup) ((XSDParticle) parent).getContainer();
                    modelGroup.getContents().remove(parent);
                } else if (parent.getContainer() instanceof XSDComplexTypeDefinition) {
                    XSDComplexTypeDefinition complexType = (XSDComplexTypeDefinition) parent.getContainer();
                    complexType.setContent(null);
                }
            } else if (parent instanceof XSDSchema) {
                visitor.visitSchema(target.getSchema());
                ((XSDSchema) parent).getContents().remove(target);
            } else if (parent instanceof XSDRedefine) {
                Object adapter = target.eAdapters().get(0);
                if (adapter instanceof XSDModelGroupDefinitionAdapter) {
                    ((XSDModelGroupDefinitionAdapter) adapter).setReadOnly(true);
                    ((XSDModelGroupDefinitionAdapter) adapter).setChangeReadOnlyField(true);
                }
                ((XSDRedefine) parent).getContents().remove(target);
            }
        } else if (target instanceof XSDAttributeDeclaration) {
            doCleanup = true;
            if (parent instanceof XSDAttributeUse) {
                EObject obj = parent.eContainer();
                XSDComplexTypeDefinition complexType = null;
                while (obj != null) {
                    if (obj instanceof XSDComplexTypeDefinition) {
                        complexType = (XSDComplexTypeDefinition) obj;
                        break;
                    }
                    obj = obj.eContainer();
                }
                if (complexType != null) {
                    complexType.getAttributeContents().remove(parent);
                }
                if (parent.getContainer() instanceof XSDAttributeGroupDefinition) {
                    XSDAttributeGroupDefinition attrGroup = (XSDAttributeGroupDefinition) parent.getContainer();
                    attrGroup.getContents().remove(parent);
                }
            } else if (parent instanceof XSDSchema) {
                visitor.visitSchema(target.getSchema());
                ((XSDSchema) parent).getContents().remove(target);
            }
        } else if (target instanceof XSDAttributeGroupDefinition && parent instanceof XSDComplexTypeDefinition) {
            doCleanup = true;
            ((XSDComplexTypeDefinition) parent).getAttributeContents().remove(target);
        } else if (target instanceof XSDEnumerationFacet) {
            XSDEnumerationFacet enumerationFacet = (XSDEnumerationFacet) target;
            enumerationFacet.getSimpleTypeDefinition().getFacetContents().remove(enumerationFacet);
        } else if (target instanceof XSDWildcard) {
            if (parent instanceof XSDParticle) {
                if (parent.getContainer() instanceof XSDModelGroup) {
                    XSDModelGroup modelGroup = (XSDModelGroup) ((XSDParticle) parent).getContainer();
                    modelGroup.getContents().remove(parent);
                }
            } else if (parent instanceof XSDComplexTypeDefinition) {
                ((XSDComplexTypeDefinition) parent).setAttributeWildcardContent(null);
            } else if (parent instanceof XSDAttributeGroupDefinition) {
                ((XSDAttributeGroupDefinition) parent).setAttributeWildcardContent(null);
            }
        } else if (target instanceof XSDTypeDefinition && parent instanceof XSDElementDeclaration) {
            doCleanup = true;
            ((XSDElementDeclaration) parent).setTypeDefinition(target.resolveSimpleTypeDefinition(XSDConstants.SCHEMA_FOR_SCHEMA_URI_2001, "string"));
        } else {
            if (parent instanceof XSDSchema) {
                doCleanup = true;
                visitor.visitSchema(target.getSchema());
                ((XSDSchema) parent).getContents().remove(target);
            } else if (parent instanceof XSDRedefine) {
                doCleanup = false;
                EList contents = ((XSDRedefine) parent).getContents();
                Object adapter = target.eAdapters().get(0);
                if (adapter instanceof XSDComplexTypeDefinitionAdapter) {
                    ((XSDComplexTypeDefinitionAdapter) adapter).setReadOnly(true);
                    ((XSDComplexTypeDefinitionAdapter) adapter).setChangeReadOnlyField(true);
                } else if (adapter instanceof XSDSimpleTypeDefinitionAdapter) {
                    ((XSDSimpleTypeDefinitionAdapter) adapter).setReadOnly(true);
                    ((XSDSimpleTypeDefinitionAdapter) adapter).setChangeReadOnlyField(true);
                } else if (adapter instanceof XSDAttributeGroupDefinitionAdapter) {
                    ((XSDAttributeGroupDefinitionAdapter) adapter).setReadOnly(true);
                    ((XSDAttributeGroupDefinitionAdapter) adapter).setChangeReadOnlyField(true);
                }
                contents.remove(target);
            }
        }
        if (doCleanup)
            XSDDirectivesManager.removeUnusedXSDImports(schema);
    } finally {
        endRecording();
    }
}