| /* |
| * Copyright (c) 2015, 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 |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.jshell; |
| |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| import java.util.stream.Stream; |
| import jdk.jshell.Key.TypeDeclKey; |
| import jdk.jshell.Key.ErroneousKey; |
| import jdk.jshell.Key.ExpressionKey; |
| import jdk.jshell.Key.ImportKey; |
| import jdk.jshell.Key.MethodKey; |
| import jdk.jshell.Key.StatementKey; |
| import jdk.jshell.Key.VarKey; |
| import jdk.jshell.Snippet.SubKind; |
| import static jdk.jshell.Snippet.SubKind.SINGLE_STATIC_IMPORT_SUBKIND; |
| import static jdk.jshell.Snippet.SubKind.SINGLE_TYPE_IMPORT_SUBKIND; |
| |
| /** |
| * Maps signature to Key by Kind. |
| * @author Robert Field |
| */ |
| class KeyMap { |
| private final JShell state; |
| |
| KeyMap(JShell state) { |
| this.state = state; |
| } |
| |
| private final Map<String, TypeDeclKey> classMap = new LinkedHashMap<>(); |
| private final Map<String, MethodKey> methodMap = new LinkedHashMap<>(); |
| private final Map<String, VarKey> varMap = new LinkedHashMap<>(); |
| private final Map<String, ImportKey> importMap = new LinkedHashMap<>(); |
| |
| TypeDeclKey keyForClass(String name) { |
| return classMap.computeIfAbsent(name, k -> new TypeDeclKey(state, name)); |
| } |
| |
| MethodKey keyForMethod(String name, String parameterTypes) { |
| return methodMap.computeIfAbsent(name + ":" + parameterTypes, |
| k -> new MethodKey(state, name, parameterTypes)); |
| } |
| |
| VarKey keyForVariable(String name) { |
| return varMap.computeIfAbsent(name, k -> new VarKey(state, name)); |
| } |
| |
| ImportKey keyForImport(String name, SubKind snippetKind) { |
| return importMap.computeIfAbsent(name + ":" |
| + ((snippetKind == SINGLE_TYPE_IMPORT_SUBKIND || snippetKind == SINGLE_STATIC_IMPORT_SUBKIND) |
| ? "single" |
| : snippetKind.toString()), |
| k -> new ImportKey(state, name, snippetKind)); |
| } |
| |
| StatementKey keyForStatement() { |
| return new StatementKey(state); |
| } |
| |
| ExpressionKey keyForExpression(String name, String type) { |
| return new ExpressionKey(state, name, type); |
| } |
| |
| ErroneousKey keyForErroneous() { |
| return new ErroneousKey(state); |
| } |
| |
| boolean doesVariableNameExist(String name) { |
| return varMap.get(name) != null; |
| } |
| |
| Stream<ImportKey> importKeys() { |
| return importMap.values().stream(); |
| } |
| } |