Method exists

java/org/apache/tomcat/Jar.java:99–99

Determine if the given resource in present in the JAR. @param name Entry to look for @return true if the entry is present in the JAR, otherwise false @throws IOException if an I/O error occurs while processing the JAR file

(String name)

     * @throws IOException if an I/O error occurs while processing the JAR file
     */
    boolean exists(String name) throws IOException;

    /**
     * Close any resources associated with this JAR.