| package org.eclipse.jpt.core.internal.resource.java; |
| |
| import org.eclipse.jdt.core.dom.CompilationUnit; |
| import org.eclipse.jpt.core.TextRange; |
| import org.eclipse.jpt.core.internal.jdtutility.AnnotationElementAdapter; |
| import org.eclipse.jpt.core.internal.jdtutility.ConversionDeclarationAnnotationElementAdapter; |
| import org.eclipse.jpt.core.internal.jdtutility.DeclarationAnnotationAdapter; |
| import org.eclipse.jpt.core.internal.jdtutility.DeclarationAnnotationElementAdapter; |
| import org.eclipse.jpt.core.internal.jdtutility.JDTTools; |
| import org.eclipse.jpt.core.internal.jdtutility.Member; |
| import org.eclipse.jpt.core.internal.jdtutility.ShortCircuitAnnotationElementAdapter; |
| import org.eclipse.jpt.core.internal.jdtutility.SimpleDeclarationAnnotationAdapter; |
| import org.eclipse.jpt.core.internal.jdtutility.SimpleTypeStringExpressionConverter; |
| import org.eclipse.jpt.core.internal.jdtutility.Type; |
| import org.eclipse.jpt.core.resource.java.Annotation; |
| import org.eclipse.jpt.core.resource.java.AnnotationDefinition; |
| import org.eclipse.jpt.core.resource.java.IdClass; |
| import org.eclipse.jpt.core.resource.java.JPA; |
| import org.eclipse.jpt.core.resource.java.JavaResourceNode; |
| import org.eclipse.jpt.core.resource.java.JavaResourcePersistentMember; |
| |
| public class IdClassImpl extends AbstractAnnotationResource<Type> implements IdClass |
| { |
| private final AnnotationElementAdapter<String> valueAdapter; |
| |
| private static final DeclarationAnnotationAdapter DECLARATION_ANNOTATION_ADAPTER = new SimpleDeclarationAnnotationAdapter(ANNOTATION_NAME); |
| |
| private static final DeclarationAnnotationElementAdapter<String> VALUE_ADAPTER = buildValueAdapter(); |
| |
| private String value; |
| |
| private String fullyQualifiedValue; |
| |
| public IdClassImpl(JavaResourceNode parent, Type type) { |
| super(parent, type, DECLARATION_ANNOTATION_ADAPTER); |
| this.valueAdapter = new ShortCircuitAnnotationElementAdapter<String>(type, VALUE_ADAPTER); |
| } |
| |
| public void initialize(CompilationUnit astRoot) { |
| this.value = this.value(astRoot); |
| this.fullyQualifiedValue = fullyQualifiedClass(astRoot); |
| } |
| |
| public String getAnnotationName() { |
| return IdClass.ANNOTATION_NAME; |
| } |
| |
| public String getValue() { |
| return this.value; |
| } |
| |
| public void setValue(String newValue) { |
| String oldValue = this.value; |
| this.value = newValue; |
| this.valueAdapter.setValue(newValue); |
| firePropertyChanged(IdClass.VALUE_PROPERTY, oldValue, newValue); |
| } |
| |
| public String getFullyQualifiedClass() { |
| return this.fullyQualifiedValue; |
| } |
| |
| private void setFullyQualifiedClass(String newQualifiedClass) { |
| String oldQualifiedClass = this.fullyQualifiedValue; |
| this.fullyQualifiedValue = newQualifiedClass; |
| firePropertyChanged(IdClass.FULLY_QUALIFIED_CLASS_PROPERTY, oldQualifiedClass, newQualifiedClass); |
| } |
| |
| public TextRange valueTextRange(CompilationUnit astRoot) { |
| return this.elementTextRange(VALUE_ADAPTER, astRoot); |
| } |
| |
| public void updateFromJava(CompilationUnit astRoot) { |
| this.setValue(this.value(astRoot)); |
| this.setFullyQualifiedClass(this.fullyQualifiedClass(astRoot)); |
| } |
| |
| protected String value(CompilationUnit astRoot) { |
| return this.valueAdapter.getValue(astRoot); |
| } |
| |
| private String fullyQualifiedClass(CompilationUnit astRoot) { |
| if (getValue() == null) { |
| return null; |
| } |
| return JDTTools.resolveFullyQualifiedName(this.valueAdapter.expression(astRoot)); |
| } |
| |
| // ********** static methods ********** |
| protected static DeclarationAnnotationElementAdapter<String> buildValueAdapter() { |
| return new ConversionDeclarationAnnotationElementAdapter<String>(DECLARATION_ANNOTATION_ADAPTER, JPA.ID_CLASS__VALUE, SimpleTypeStringExpressionConverter.instance()); |
| } |
| |
| |
| public static class IdClassAnnotationDefinition implements AnnotationDefinition |
| { |
| // singleton |
| private static final IdClassAnnotationDefinition INSTANCE = new IdClassAnnotationDefinition(); |
| |
| /** |
| * Return the singleton. |
| */ |
| public static AnnotationDefinition instance() { |
| return INSTANCE; |
| } |
| |
| /** |
| * Ensure non-instantiability. |
| */ |
| private IdClassAnnotationDefinition() { |
| super(); |
| } |
| |
| public Annotation buildAnnotation(JavaResourcePersistentMember parent, Member member) { |
| return new IdClassImpl(parent, (Type) member); |
| } |
| |
| public Annotation buildNullAnnotation(JavaResourcePersistentMember parent, Member member) { |
| return null; |
| } |
| |
| public String getAnnotationName() { |
| return ANNOTATION_NAME; |
| } |
| } |
| |
| } |