| /* |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| package org.apache.royale.compiler.internal.tree.as; |
| |
| import org.apache.royale.compiler.internal.parsing.as.ASToken; |
| import org.apache.royale.compiler.parsing.IASToken; |
| import org.apache.royale.compiler.tree.ASTNodeID; |
| import org.apache.royale.compiler.tree.as.IASNode; |
| import org.apache.royale.compiler.tree.as.ILiteralContainerNode; |
| import org.apache.royale.compiler.tree.as.ILiteralNode; |
| import org.apache.royale.compiler.tree.as.IContainerNode.ContainerType; |
| |
| /** |
| * Base container node for a literal that is made up of other literals, like XML |
| * or arrays |
| */ |
| public abstract class BaseLiteralContainerNode extends ExpressionNodeBase |
| implements ILiteralContainerNode |
| { |
| /** |
| * Constructor. |
| */ |
| public BaseLiteralContainerNode(LiteralNode baseTypeNode) |
| { |
| this.baseTypeNode = baseTypeNode; |
| baseTypeNode.setParent(this); |
| |
| contentsNode = new ContainerNode(); |
| switch (baseTypeNode.getLiteralType()) |
| { |
| case ARRAY: |
| { |
| contentsNode.setContainerType(ContainerType.BRACKETS); |
| break; |
| } |
| case OBJECT: |
| case VECTOR: |
| { |
| contentsNode.setContainerType(ContainerType.BRACES); |
| break; |
| } |
| } |
| } |
| |
| /** |
| * Copy constructor. |
| * |
| * @param other The node to copy. |
| */ |
| protected BaseLiteralContainerNode(BaseLiteralContainerNode other) |
| { |
| super(other); |
| } |
| |
| protected LiteralNode baseTypeNode; |
| |
| protected ContainerNode contentsNode; |
| |
| // |
| // NodeBase overrides |
| // |
| |
| @Override |
| public int getChildCount() |
| { |
| return contentsNode != null ? 1 : 0; |
| } |
| |
| @Override |
| public IASNode getChild(int i) |
| { |
| return i == 0 ? contentsNode : null; |
| } |
| |
| @Override |
| protected void setChildren(boolean fillInOffsets) |
| { |
| if (contentsNode != null) |
| contentsNode.setParent(this); |
| } |
| |
| // |
| // FixedChildrenNode overrides |
| // |
| |
| @Override |
| public boolean isTerminal() |
| { |
| return true; |
| } |
| |
| // |
| // ILiteralNode implementations |
| // |
| |
| @Override |
| public String getValue() |
| { |
| return getValue(false); |
| } |
| |
| @Override |
| public String getValue(boolean rawValue) |
| { |
| StringBuilder builder = new StringBuilder(); |
| int length = getContentsNode().getChildCount(); |
| for (int i = 0; i < length; i++) |
| { |
| IASNode child = getContentsNode().getChild(i); |
| if (child instanceof ILiteralNode) |
| { |
| builder.append(((ILiteralNode) child).getValue(rawValue)); |
| } |
| } |
| return builder.toString(); |
| } |
| |
| // |
| // ILiteralContainerNode implementations |
| // |
| |
| @Override |
| public LiteralNode getBaseTypeNode() |
| { |
| return baseTypeNode; |
| } |
| |
| @Override |
| public ContainerNode getContentsNode() |
| { |
| return contentsNode; |
| } |
| |
| /** |
| * Append XML literal token to the contents of this node. If the last |
| * literal node of the contents is an XML literal (but not {@code <>}), the |
| * token is appended to the last literal node. Otherwise, a new |
| * {@link LiteralNode} is added. |
| * |
| * @param token XML literal token. |
| */ |
| public final void appendLiteralToken(final ASToken token) |
| { |
| assert token != null && token.isE4X() : "unexpected token: " + token; |
| final ContainerNode contents = getContentsNode(); |
| final int size = contents.getChildCount(); |
| |
| if (size > 0) |
| { |
| final IASNode lastLiteralNode = contents.getChild(size - 1); |
| if (lastLiteralNode.getNodeID() == ASTNodeID.LiteralXMLID) |
| { |
| final LiteralNode appendTarget = (LiteralNode) lastLiteralNode; |
| if (!appendTarget.value.equals("<>")) |
| { |
| appendTarget.value = appendTarget.value.concat(token |
| .getText()); |
| appendTarget.endAfter((IASToken) token); |
| return; |
| } |
| } |
| } |
| |
| // Did not find a node to append the token to. |
| final LiteralNode newNode = new LiteralNode(token, LiteralType.XML); |
| contents.addItem(newNode); |
| } |
| } |