1 files changed, 135 insertions, 0 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaUniqueConstraint.java b/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaUniqueConstraint.java
new file mode 100644
index 0000000000..43eef86ff7
--- /dev/null
+++ b/jpa/plugins/org.eclipse.jpt.jpa.core/src/org/eclipse/jpt/jpa/core/internal/jpa1/context/java/GenericJavaUniqueConstraint.java
@@ -0,0 +1,135 @@
+/*******************************************************************************
+ * Copyright (c) 2008, 2010 Oracle. All rights reserved.
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0, which accompanies this distribution
+ * and is available at http://www.eclipse.org/legal/epl-v10.html.
+ *
+ * Contributors:
+ *     Oracle - initial API and implementation
+ ******************************************************************************/
+package org.eclipse.jpt.jpa.core.internal.jpa1.context.java;
+
+import java.util.Iterator;
+import org.eclipse.jdt.core.dom.CompilationUnit;
+import org.eclipse.jpt.common.core.utility.TextRange;
+import org.eclipse.jpt.common.utility.Filter;
+import org.eclipse.jpt.common.utility.internal.CollectionTools;
+import org.eclipse.jpt.common.utility.internal.StringTools;
+import org.eclipse.jpt.common.utility.internal.iterators.FilteringIterator;
+import org.eclipse.jpt.jpa.core.context.ReadOnlyUniqueConstraint;
+import org.eclipse.jpt.jpa.core.context.java.JavaJpaContextNode;
+import org.eclipse.jpt.jpa.core.context.java.JavaUniqueConstraint;
+import org.eclipse.jpt.jpa.core.internal.context.java.AbstractJavaReadOnlyUniqueConstraint;
+import org.eclipse.jpt.jpa.core.resource.java.UniqueConstraintAnnotation;
+
+public class GenericJavaUniqueConstraint
+	extends AbstractJavaReadOnlyUniqueConstraint
+	implements JavaUniqueConstraint
+{
+	protected Owner owner;
+	protected final UniqueConstraintAnnotation uniqueConstraintAnnotation;
+
+
+	public GenericJavaUniqueConstraint(JavaJpaContextNode parent, Owner owner, UniqueConstraintAnnotation uniqueConstraintAnnotation) {
+		super(parent);
+		this.owner = owner;
+		this.uniqueConstraintAnnotation = uniqueConstraintAnnotation;
+		this.initializeColumnNames();
+	}
+
+
+	// ********** synchronize/update **********
+
+	@Override
+	public void synchronizeWithResourceModel() {
+		super.synchronizeWithResourceModel();
+		this.syncColumnNames();
+	}
+
+
+	// ********** column names **********
+
+	public void addColumnName(String columnName) {
+		this.addColumnName(this.columnNames.size(), columnName);
+	}
+
+	public void addColumnName(int index, String columnName) {
+		this.uniqueConstraintAnnotation.addColumnName(index, columnName);
+		this.addItemToList(index, columnName, this.columnNames, COLUMN_NAMES_LIST);
+	}
+
+	public void removeColumnName(String columnName) {
+		this.removeColumnName(this.columnNames.indexOf(columnName));
+	}
+
+	public void removeColumnName(int index) {
+		this.uniqueConstraintAnnotation.removeColumnName(index);
+		this.removeItemFromList(index, this.columnNames, COLUMN_NAMES_LIST);
+	}
+
+	public void moveColumnName(int targetIndex, int sourceIndex) {
+		this.uniqueConstraintAnnotation.moveColumnName(targetIndex, sourceIndex);
+		this.moveItemInList(targetIndex, sourceIndex, this.columnNames, COLUMN_NAMES_LIST);
+	}
+
+	protected void initializeColumnNames() {
+		for (Iterator<String> stream = this.uniqueConstraintAnnotation.columnNames(); stream.hasNext(); ) {
+			this.columnNames.add(stream.next());
+		}
+	}
+
+	@Override
+	protected Iterable<String> getResourceColumnNames() {
+		return CollectionTools.iterable(this.uniqueConstraintAnnotation.columnNames());
+	}
+
+	// ********** Java completion proposals **********
+
+	@Override
+	public Iterator<String> connectedJavaCompletionProposals(int pos, Filter<String> filter, CompilationUnit astRoot) {
+		Iterator<String> result = super.connectedJavaCompletionProposals(pos, filter, astRoot);
+		if (result != null) {
+			return result;
+		}
+		if (this.columnNamesTouches(pos, astRoot)) {
+			return this.javaCandidateColumnNames(filter);
+		}
+		return null;
+	}
+
+	protected boolean columnNamesTouches(int pos, CompilationUnit astRoot) {
+		return this.uniqueConstraintAnnotation.columnNamesTouches(pos, astRoot);
+	}
+
+	protected Iterator<String> javaCandidateColumnNames(Filter<String> filter) {
+		return StringTools.convertToJavaStringLiterals(this.candidateColumnNames(filter));
+	}
+
+	protected Iterator<String> candidateColumnNames(Filter<String> filter) {
+		return new FilteringIterator<String>(this.candidateColumnNames(), filter);
+	}
+
+	protected Iterator<String> candidateColumnNames() {
+		return this.owner.candidateUniqueConstraintColumnNames();
+	}
+
+
+	// ********** validation **********
+
+	public TextRange getValidationTextRange(CompilationUnit astRoot) {
+		return this.uniqueConstraintAnnotation.getTextRange(astRoot);
+	}
+
+
+	// ********** misc **********
+
+	public UniqueConstraintAnnotation getUniqueConstraintAnnotation() {
+		return this.uniqueConstraintAnnotation;
+	}
+
+	public void initializeFrom(ReadOnlyUniqueConstraint oldUniqueConstraint) {
+		for (String columnName : oldUniqueConstraint.getColumnNames()) {
+			this.addColumnName(columnName);
+		}
+	}
+}