| /* Copyright 2004 The Apache Software Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.xmlbeans.impl.schema; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.apache.xmlbeans.SchemaAnnotation; |
| import org.apache.xmlbeans.SchemaAttributeGroup; |
| import org.apache.xmlbeans.SchemaComponent; |
| import org.apache.xmlbeans.SchemaGlobalAttribute; |
| import org.apache.xmlbeans.SchemaGlobalElement; |
| import org.apache.xmlbeans.SchemaIdentityConstraint; |
| import org.apache.xmlbeans.SchemaModelGroup; |
| import org.apache.xmlbeans.SchemaType; |
| import org.apache.xmlbeans.SchemaTypeSystem; |
| |
| /*package*/ class SchemaContainer |
| { |
| // The namespace that this is the container for |
| // TODO(radup) In the future, I think the right approach is one container |
| // per file instead of per namespace, but per namespace is easier for now |
| private String _namespace; |
| |
| SchemaContainer(String namespace) |
| { |
| _namespace = namespace; |
| } |
| |
| String getNamespace() |
| { |
| return _namespace; |
| } |
| |
| // The SchemaTypeSystem on behalf of which this acts |
| private SchemaTypeSystem _typeSystem; |
| |
| // This is the whole idea of the containers |
| // By synchronizing getter/setters on this field, we allow |
| // both SchemaTypeSystems and SchemaTypes to be immutable |
| // at the same time providing the mechanism through which |
| // we can "move" SchemaTypes from one SchemaTypeSystem to another |
| // via incremental compilation |
| synchronized SchemaTypeSystem getTypeSystem() |
| { |
| return _typeSystem; |
| } |
| |
| synchronized void setTypeSystem(SchemaTypeSystem typeSystem) |
| { |
| _typeSystem = typeSystem; |
| } |
| |
| // Immutability refers to the content of the container |
| // Once the container has been initialized, one cannot add/remove |
| // SchemaComponents from it. Instead, one has to blow it away |
| // and build a new one. |
| // Immutability does not mean that one cannot move this container |
| // between typesystems. |
| boolean _immutable; |
| |
| synchronized void setImmutable() |
| { |
| _immutable = true; |
| } |
| |
| synchronized void unsetImmutable() |
| { |
| _immutable = false; |
| } |
| |
| private void check_immutable() |
| { |
| if (_immutable) |
| throw new IllegalStateException("Cannot add components to immutable SchemaContainer"); |
| } |
| |
| // Data |
| // TODO(radup) unmodifiableList() is not really necessary, since this |
| // is package-level access and code in this package should do the "right thing" |
| // Global Elements |
| private List/*<SchemaGlobalElement.Ref>*/ _globalElements = new ArrayList(); |
| |
| void addGlobalElement(SchemaGlobalElement.Ref e) |
| { check_immutable(); _globalElements.add(e); } |
| |
| List globalElements() |
| { return getComponentList(_globalElements); } |
| |
| // Global Attributes |
| private List/*<SchemaGlobalAttribute.Ref>*/ _globalAttributes = new ArrayList(); |
| |
| void addGlobalAttribute(SchemaGlobalAttribute.Ref a) |
| { check_immutable(); _globalAttributes.add(a); } |
| |
| List globalAttributes() |
| { return getComponentList(_globalAttributes); } |
| |
| // Model Groups |
| private List/*<SchemaModelGroup.Ref>*/ _modelGroups = new ArrayList(); |
| |
| void addModelGroup(SchemaModelGroup.Ref g) |
| { check_immutable(); _modelGroups.add(g); } |
| |
| List modelGroups() |
| { return getComponentList(_modelGroups); } |
| |
| // Redefined Model Groups |
| private List/*<SchemaModelGroup.Ref>*/ _redefinedModelGroups = new ArrayList(); |
| |
| void addRedefinedModelGroup(SchemaModelGroup.Ref g) |
| { check_immutable(); _redefinedModelGroups.add(g); } |
| |
| List redefinedModelGroups() |
| { return getComponentList(_redefinedModelGroups); } |
| |
| // Attribute Groups |
| private List/*<SchemaAttributeGroup.Ref>*/ _attributeGroups = new ArrayList(); |
| |
| void addAttributeGroup(SchemaAttributeGroup.Ref g) |
| { check_immutable(); _attributeGroups.add(g); } |
| |
| List attributeGroups() |
| { return getComponentList(_attributeGroups); } |
| |
| // Redefined Attribute Groups |
| private List/*<SchemaAttributeGroup.Ref>*/ _redefinedAttributeGroups = new ArrayList(); |
| |
| void addRedefinedAttributeGroup(SchemaAttributeGroup.Ref g) |
| { check_immutable(); _redefinedAttributeGroups.add(g); } |
| |
| List redefinedAttributeGroups() |
| { return getComponentList(_redefinedAttributeGroups); } |
| |
| // Global Types |
| private List/*<SchemaType.Ref>*/ _globalTypes = new ArrayList(); |
| |
| void addGlobalType(SchemaType.Ref t) |
| { check_immutable(); _globalTypes.add(t); } |
| |
| List globalTypes() |
| { return getComponentList(_globalTypes); } |
| |
| // Redefined Global Types |
| private List/*<SchemaType.Ref>*/ _redefinedGlobalTypes = new ArrayList(); |
| |
| void addRedefinedType(SchemaType.Ref t) |
| { check_immutable(); _redefinedGlobalTypes.add(t); } |
| |
| List redefinedGlobalTypes() |
| { return getComponentList(_redefinedGlobalTypes); } |
| |
| // Document Types |
| private List/*<SchemaType.Ref>*/ _documentTypes = new ArrayList(); |
| |
| void addDocumentType(SchemaType.Ref t) |
| { check_immutable(); _documentTypes.add(t); } |
| |
| List documentTypes() |
| { return getComponentList(_documentTypes); } |
| |
| // Attribute Types |
| private List/*<SchemaType.Ref>*/ _attributeTypes = new ArrayList(); |
| |
| void addAttributeType(SchemaType.Ref t) |
| { check_immutable(); _attributeTypes.add(t); } |
| |
| List attributeTypes() |
| { return getComponentList(_attributeTypes); } |
| |
| // Identity Constraints |
| private List/*<SchemaIdentityConstraint.Ref>*/ _identityConstraints = new ArrayList(); |
| |
| void addIdentityConstraint(SchemaIdentityConstraint.Ref c) |
| { check_immutable(); _identityConstraints.add(c); } |
| |
| List identityConstraints() |
| { return getComponentList(_identityConstraints); } |
| |
| // Annotations |
| private List/*<SchemaAnnotation>*/ _annotations = new ArrayList(); |
| |
| void addAnnotation(SchemaAnnotation a) |
| { check_immutable(); _annotations.add(a); } |
| |
| List annotations() |
| { return Collections.unmodifiableList(_annotations); } |
| |
| private List getComponentList(List referenceList) |
| { |
| List result = new ArrayList(); |
| for (int i = 0; i < referenceList.size(); i ++) |
| result.add(((SchemaComponent.Ref) referenceList.get(i)).getComponent()); |
| return Collections.unmodifiableList(result); |
| } |
| } |