| /* |
| * Copyright 2004,2004 The Apache Software Foundation. |
| * |
| * Licensed 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.bsf.util; |
| |
| /** |
| * An <code>ObjInfo</code> object is used by a compiler to track the name and |
| * type of a bean. |
| * |
| * @author Matthew J. Duftler |
| */ |
| public class ObjInfo |
| { |
| static private String QUOTE_CHARS = "\'\"", |
| EXEC_CHARS = "(="; |
| public String objName; |
| public Class objClass; |
| |
| public ObjInfo(Class objClass, String objName) |
| { |
| this.objClass = objClass; |
| this.objName = objName; |
| } |
| public boolean isExecutable() |
| { |
| char[] chars = objName.toCharArray(); |
| char openingChar = ' '; |
| boolean inString = false, |
| inEscapeSequence = false; |
| |
| for (int i = 0; i < chars.length; i++) |
| { |
| if (inEscapeSequence) |
| { |
| inEscapeSequence = false; |
| } |
| else if (QUOTE_CHARS.indexOf(chars[i]) != -1) |
| { |
| if (!inString) |
| { |
| openingChar = chars[i]; |
| inString = true; |
| } |
| else |
| { |
| if (chars[i] == openingChar) |
| { |
| inString = false; |
| } |
| } |
| } |
| else if (EXEC_CHARS.indexOf(chars[i]) != -1) |
| { |
| if (!inString) |
| { |
| return true; |
| } |
| } |
| else if (inString && chars[i] == '\\') |
| { |
| inEscapeSequence = true; |
| } |
| } |
| |
| return false; |
| } |
| public boolean isValueReturning() |
| { |
| return (objClass != void.class && objClass != Void.class); |
| } |
| public String toString() |
| { |
| return StringUtils.getClassName(objClass) + " " + objName; |
| } |
| } |