10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.bcel.internal.util;
  23 
  24 import java.util.Stack;
  25 import com.sun.org.apache.bcel.internal.classfile.JavaClass;
  26 
  27 /**
  28  * Utility class implementing a (typesafe) stack of JavaClass objects.
  29  *
  30  * @author <A HREF="mailto:markus.dahm@berlin.de">M. Dahm</A>
  31  * @see Stack
  32 */
  33 public class ClassStack implements java.io.Serializable {
  34   private Stack stack = new Stack();
  35 
  36   public void      push(JavaClass clazz) { stack.push(clazz); }
  37   public JavaClass pop()                 { return (JavaClass)stack.pop(); }
  38   public JavaClass top()                 { return (JavaClass)stack.peek(); }
  39   public boolean   empty()               { return stack.empty(); }
















  40 }

  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.bcel.internal.util;
  23 
  24 import java.util.Stack;
  25 import com.sun.org.apache.bcel.internal.classfile.JavaClass;
  26 
  27 /**
  28  * Utility class implementing a (typesafe) stack of JavaClass objects.
  29  *
  30  * @version $Id: ClassStack.java 1747278 2016-06-07 17:28:43Z britter $
  31  * @see Stack
  32  */
  33 public class ClassStack {
  34 
  35     private final Stack<JavaClass> stack = new Stack<>();
  36 
  37 
  38     public void push( final JavaClass clazz ) {
  39         stack.push(clazz);
  40     }
  41 
  42 
  43     public JavaClass pop() {
  44         return stack.pop();
  45     }
  46 
  47 
  48     public JavaClass top() {
  49         return stack.peek();
  50     }
  51 
  52 
  53     public boolean empty() {
  54         return stack.empty();
  55     }
  56 }