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Introduce basic DOM models and converter code to avoid errors in editor.
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167
org.eclipse.jdt.core/dom/org/eclipse/jdt/core/dom/StringTemplate.java
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| /******************************************************************************* | ||
| * Copyright (c) 2023 IBM Corporation and others. | ||
| * | ||
| * This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License 2.0 | ||
| * which accompanies this distribution, and is available at | ||
| * https://www.eclipse.org/legal/epl-2.0/ | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * IBM Corporation - initial API and implementation | ||
| *******************************************************************************/ | ||
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| package org.eclipse.jdt.core.dom; | ||
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
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| import org.eclipse.jdt.internal.core.dom.util.DOMASTUtil; | ||
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| /** | ||
| * StringTemplateExpression AST node type. | ||
| * | ||
| * @since 3.36 | ||
| * @noreference This class is not intended to be referenced by clients. | ||
| */ | ||
| @SuppressWarnings("rawtypes") | ||
| public class StringTemplate extends Expression { | ||
| /** | ||
| * A list of property descriptors (element type: | ||
| * {@link StructuralPropertyDescriptor}), | ||
| * or null if uninitialized. | ||
| */ | ||
| private static final List PROPERTY_DESCRIPTORS; | ||
| /** | ||
| * The "patterns" structural property of this node type (child type: {@link Pattern}). | ||
| */ | ||
| public static final ChildListPropertyDescriptor STRING_TEMPLATE_FRAGMENTS = | ||
| new ChildListPropertyDescriptor(StringTemplate.class, "fragments", Expression.class, CYCLE_RISK); //$NON-NLS-1$ | ||
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| /** | ||
| * The "patternType" structural property of this node type (child type: {@link Type}). | ||
| */ | ||
| public static final ChildListPropertyDescriptor STRING_TEMPLATE_VALUES = | ||
| new ChildListPropertyDescriptor(StringTemplate.class, "expressions", Expression.class, CYCLE_RISK); //$NON-NLS-1$ | ||
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| static { | ||
| List propertyList = new ArrayList(2); | ||
| createPropertyList(StringTemplate.class, propertyList); | ||
| addProperty(STRING_TEMPLATE_FRAGMENTS, propertyList); | ||
| addProperty(STRING_TEMPLATE_VALUES, propertyList); | ||
| PROPERTY_DESCRIPTORS = reapPropertyList(propertyList); | ||
| } | ||
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| /** | ||
| */ | ||
| private final ASTNode.NodeList fragments = | ||
| new ASTNode.NodeList(STRING_TEMPLATE_FRAGMENTS); | ||
| /** | ||
| */ | ||
| private final ASTNode.NodeList expressions = | ||
| new ASTNode.NodeList(STRING_TEMPLATE_VALUES); | ||
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| StringTemplate(AST ast) { | ||
| super(ast); | ||
| supportedOnlyIn21(); | ||
| } | ||
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| /** | ||
| * Returns a list of structural property descriptors for this node type. | ||
| * Clients must not modify the result. | ||
| * | ||
| * @param apiLevel the API level; one of the | ||
| * <code>AST.JLS*</code> constants | ||
| * @return a list of property descriptors (element type: | ||
| * {@link StructuralPropertyDescriptor}) | ||
| * @since 3.24 | ||
| */ | ||
| public static List propertyDescriptors(int apiLevel) { | ||
| return PROPERTY_DESCRIPTORS; | ||
| } | ||
| public static List propertyDescriptors(int apiLevel, boolean previewEnabled) { | ||
| if (DOMASTUtil.isStringTemplateSupported(apiLevel, previewEnabled)) { | ||
| return PROPERTY_DESCRIPTORS; | ||
| } | ||
| return null; | ||
| } | ||
| @Override | ||
| final List internalStructuralPropertiesForType(int apiLevel) { | ||
| return propertyDescriptors(apiLevel); | ||
| } | ||
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| @Override | ||
| final List internalStructuralPropertiesForType(int apiLevel, boolean previewEnabled) { | ||
| return propertyDescriptors(apiLevel, previewEnabled); | ||
| } | ||
| /** | ||
| * @noreference This method is not intended to be referenced by clients as it is a part of Java preview feature. | ||
| */ | ||
| @SuppressWarnings("unchecked") | ||
| public List<Expression> fragments() { | ||
| supportedOnlyIn21(); | ||
| return this.fragments; | ||
| } | ||
| @SuppressWarnings("unchecked") | ||
| public List<Expression> expressions() { | ||
| supportedOnlyIn21(); | ||
| return this.expressions; | ||
| } | ||
| @Override | ||
| int getNodeType0() { | ||
| return STRING_TEMPLATE; | ||
| } | ||
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| @Override | ||
| final List internalGetChildListProperty(ChildListPropertyDescriptor property) { | ||
| if (property == STRING_TEMPLATE_FRAGMENTS) { | ||
| return fragments(); | ||
| } | ||
| if (property == STRING_TEMPLATE_VALUES) { | ||
| return expressions(); | ||
| } | ||
| // allow default implementation to flag the error | ||
| return super.internalGetChildListProperty(property); | ||
| } | ||
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| @Override | ||
| boolean subtreeMatch0(ASTMatcher matcher, Object other) { | ||
| return matcher.match(this, other); | ||
| } | ||
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| @Override | ||
| ASTNode clone0(AST target) { | ||
| StringTemplate result = new StringTemplate(target); | ||
| result.fragments().addAll(ASTNode.copySubtrees(target, fragments())); | ||
| result.expressions().addAll(ASTNode.copySubtrees(target, expressions())); | ||
| result.setSourceRange(getStartPosition(), getLength()); | ||
| return result; | ||
| } | ||
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| @Override | ||
| void accept0(ASTVisitor visitor) { | ||
| boolean visitChildren = visitor.visit(this); | ||
| if (visitChildren) { | ||
| // visit children in normal left to right reading order | ||
| acceptChildren(visitor, this.fragments); | ||
| acceptChildren(visitor, this.expressions); | ||
| } | ||
| visitor.endVisit(this); | ||
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| } | ||
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| @Override | ||
| int memSize() { | ||
| return BASE_NODE_SIZE + 2 * 4; | ||
| } | ||
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| @Override | ||
| int treeSize() { | ||
| return | ||
| memSize() | ||
| + this.fragments.listSize() | ||
| + this.expressions.listSize(); | ||
| } | ||
| } |
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