1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
4 * All rights reserved. This program and the accompanying materials
5 * are made available under the terms of the Eclipse Public License v1.0
6 * which accompanies this distribution, and is available at
7 * http://www.eclipse.org/legal/epl-v10.html
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package fi.vtt.simantics.procore.internal;
14 import gnu.trove.list.array.TIntArrayList;
16 import java.util.Collection;
17 import java.util.Iterator;
18 import java.util.List;
19 import java.util.ListIterator;
21 import org.simantics.db.DirectStatements;
22 import org.simantics.db.Resource;
23 import org.simantics.db.Statement;
24 import org.simantics.db.impl.ResourceImpl;
25 import org.simantics.db.impl.support.ResourceSupport;
27 final public class DirectStatementsImpl implements DirectStatements {
29 final ResourceSupport support;
31 final TIntArrayList statements = new TIntArrayList();
33 DirectStatementsImpl(ResourceSupport support, int subject) {
34 this.support = support;
35 this.subject = subject;
38 void addStatement(int p, int o) {
44 public Resource getSubject() {
45 return new ResourceImpl(support, subject);
49 public boolean add(Statement arg0) {
50 throw new Error("Not supported");
54 public boolean addAll(Collection<? extends Statement> arg0) {
55 throw new Error("Not supported");
60 throw new Error("Not supported");
64 public boolean contains(Object arg0) {
65 Statement stm = (Statement)arg0;
66 ResourceImpl p = (ResourceImpl)stm.getPredicate();
67 ResourceImpl o = (ResourceImpl)stm.getObject();
68 for(int i=0;i<statements.size();i+=2) {
69 int pi = statements.getQuick(i);
70 int oi = statements.getQuick(i+1);
71 if(p.id == pi && o.id == oi) return true;
77 public boolean containsAll(Collection<?> arg0) {
78 throw new Error("Not supported");
82 public boolean isEmpty() {
83 throw new Error("Not supported");
87 public Iterator<Statement> iterator() {
88 return new Iterator<Statement>() {
91 int max = statements.size();
94 public boolean hasNext() {
99 public Statement next() {
100 return new DirectStatementImpl(support, subject, statements.getQuick(index++), statements.getQuick(index++));
104 public void remove() {
105 throw new Error("Not supported");
112 public boolean remove(Object arg0) {
113 throw new Error("Not supported");
117 public boolean removeAll(Collection<?> arg0) {
118 throw new Error("Not supported");
122 public boolean retainAll(Collection<?> arg0) {
123 throw new Error("Not supported");
128 return statements.size() >> 1;
132 public Object[] toArray() {
133 throw new Error("Not supported");
137 public <T> T[] toArray(T[] arg0) {
138 throw new Error("Not supported");
142 public void add(int index, Statement element) {
143 throw new Error("Not supported");
147 public boolean addAll(int index, Collection<? extends Statement> c) {
148 throw new Error("Not supported");
152 public Statement get(int index_) {
153 int index = 2*index_;
154 return new DirectStatementImpl(support, subject, statements.getQuick(index), statements.getQuick(index+1));
158 public int indexOf(Object o) {
159 throw new Error("Not supported");
163 public int lastIndexOf(Object o) {
164 throw new Error("Not supported");
168 public ListIterator<Statement> listIterator() {
169 throw new Error("Not supported");
173 public ListIterator<Statement> listIterator(int index) {
174 throw new Error("Not supported");
178 public Statement remove(int index) {
179 throw new Error("Not supported");
183 public Statement set(int index, Statement element) {
184 throw new Error("Not supported");
188 public List<Statement> subList(int fromIndex, int toIndex) {
189 throw new Error("Not supported");