| /* |
| * Copyright (c) 2005, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0, which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package com.sun.tools.txw2.model; |
| |
| import com.sun.codemodel.JDefinedClass; |
| import com.sun.codemodel.JMethod; |
| import com.sun.codemodel.JMod; |
| import com.sun.codemodel.JType; |
| import com.sun.tools.txw2.model.prop.Prop; |
| import com.sun.tools.txw2.model.prop.ValueProp; |
| import com.sun.xml.txw2.annotation.XmlValue; |
| import com.sun.tools.rngom.ast.om.ParsedPattern; |
| import org.xml.sax.Locator; |
| |
| import java.util.Iterator; |
| import java.util.Set; |
| |
| /** |
| * {@link Leaf}s form a set (by a cyclic doubly-linked list.) |
| * |
| * @author Kohsuke Kawaguchi |
| */ |
| public abstract class Leaf implements ParsedPattern { |
| private Leaf next; |
| private Leaf prev; |
| |
| /** |
| * Source location where this leaf was defined. |
| */ |
| public Locator location; |
| |
| protected Leaf(Locator location) { |
| this.location = location; |
| prev = next = this; |
| } |
| |
| public final Leaf getNext() { |
| assert next!=null; |
| assert next.prev == this; |
| return next; |
| } |
| |
| public final Leaf getPrev() { |
| assert prev!=null; |
| assert prev.next == this; |
| return prev; |
| } |
| |
| /** |
| * Combines two sets into one set. |
| * |
| * @return this |
| */ |
| public final Leaf merge(Leaf that) { |
| Leaf n1 = this.next; |
| Leaf n2 = that.next; |
| |
| that.next = n1; |
| that.next.prev = that; |
| this.next = n2; |
| this.next.prev = this; |
| |
| return this; |
| } |
| |
| /** |
| * Returns the collection of all the siblings |
| * (including itself) |
| */ |
| public final Iterable<Leaf> siblings() { |
| return new Iterable<Leaf>() { |
| public Iterator<Leaf> iterator() { |
| return new CycleIterator(Leaf.this); |
| } |
| }; |
| } |
| |
| /** |
| * Populate the body of the writer class. |
| * |
| * @param props |
| * captures the generatesd {@link Prop}s to |
| */ |
| abstract void generate(JDefinedClass clazz, NodeSet nset, Set<Prop> props); |
| |
| |
| |
| |
| /** |
| * Creates a prop of the data value method. |
| */ |
| protected final void createDataMethod(JDefinedClass clazz, JType valueType, NodeSet nset, Set<Prop> props) { |
| if(!props.add(new ValueProp(valueType))) |
| return; |
| |
| JMethod m = clazz.method(JMod.PUBLIC, |
| nset.opts.chainMethod? (JType)clazz : nset.codeModel.VOID, |
| "_text"); |
| m.annotate(XmlValue.class); |
| m.param(valueType,"value"); |
| } |
| } |