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Wildcards.java

/*
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 * General Public License Version 2 only ("GPL") or the Common
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package org.netbeans.lib.profiler.utils;


/**
 *
 * @author Jaroslav Bachorik
 */
00048 public class Wildcards {
    //~ Static fields/initializers -----------------------------------------------------------------------------------------------

    public static final String ALLWILDCARD = "*"; // NOI18N

    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public static boolean matchesWildcard(String wildcard, String loadedClassName) {
        //    System.err.println("Matches wildcard: "+loadedClassName+", wild: "+wildcard + " : " + (loadedClassName.startsWith(wildcard) && (loadedClassName.indexOf('/', wildcard.length()) == -1)));
        boolean packageWildcard = false;
        if (wildcard.endsWith(Wildcards.ALLWILDCARD)) { // package wild card - instrument all classes including subpackages
            wildcard = Wildcards.unwildPackage(wildcard);
            packageWildcard = true;
        }
        if (!loadedClassName.startsWith(wildcard)) {
            return false;
        }
        return packageWildcard || (loadedClassName.indexOf('/', wildcard.length()) == -1); // NOI18N
    }


    public static boolean isMethodWildcard(String methodName) {
        return (methodName != null) ? (methodName.equals(ALLWILDCARD) || methodName.equals("<all>")) : false; // NOI18N
    }

    public static boolean isPackageWildcard(String className) {
        if (className == null) {
            return false;
        }

        return (className.length() == 0 // empty string is default package wildcard
        ) || className.endsWith("/") // ends with '/', means package wildcard // NOI18N
               || className.endsWith(".") // ends with '.', means package wildcard // NOI18N
               || className.endsWith(ALLWILDCARD); // ends with the default WILDCARD (*)
    }

    public static String unwildPackage(String packageMask) {
        if (packageMask == null) {
            return null;
        }

        //    System.out.print("Performing unwildPackage() : " + packageMask);
        if (packageMask.endsWith(ALLWILDCARD)) {
            //      String newPk = packageMask.substring(0, packageMask.length() - 2);
            //      System.out.println(" -> " + newPk);
            return packageMask.substring(0, packageMask.length() - 1);
        }

        return packageMask;
    }
}

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