/*
* Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package com.oracle.truffle.api.debug;
import com.oracle.truffle.api.interop.TruffleObject;
import com.oracle.truffle.api.nodes.RootNode;
import java.util.AbstractCollection;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
/**
* Translation of a map of object properties to a collection of debugger values. The implementation
* is not thread safe.
*/
final class ValuePropertiesCollection extends AbstractCollection<DebugValue> {
private final Debugger debugger;
private final RootNode sourceRoot;
private final TruffleObject object;
private final Map<Object, Object> map;
private final Set<Map.Entry<Object, Object>> entrySet;
private final DebugScope scope;
ValuePropertiesCollection(Debugger debugger, RootNode sourceRoot, TruffleObject object,
Map<Object, Object> map, Set<Map.Entry<Object, Object>> entrySet, DebugScope scope) {
this.debugger = debugger;
this.sourceRoot = sourceRoot;
this.object = object;
this.map = map;
this.entrySet = entrySet;
this.scope = scope;
}
@Override
public Iterator<DebugValue> iterator() {
return new PropertiesIterator(object, entrySet.iterator());
}
@Override
public int size() {
return entrySet.size();
}
DebugValue get(String name) {
Object value = map.get(name);
if (value == null) {
return null;
}
return new DebugValue.PropertyNamedValue(debugger, sourceRoot, object, map, name, scope);
}
private final class PropertiesIterator implements Iterator<DebugValue> {
private final TruffleObject object;
private final Iterator<Map.Entry<Object, Object>> entries;
PropertiesIterator(TruffleObject object, Iterator<Map.Entry<Object, Object>> entries) {
this.object = object;
this.entries = entries;
}
@Override
public boolean hasNext() {
return entries.hasNext();
}
@Override
public DebugValue next() {
return new DebugValue.PropertyValue(debugger, sourceRoot, object, entries.next(), scope);
}
@Override
public void remove() {
throw new UnsupportedOperationException("remove not supported.");
}
}
}