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The AspectJ weaver applies aspects to Java classes. It can be used as a Java agent in order to apply load-time weaving (LTW) during class-loading and also contains the AspectJ runtime classes.

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/* *******************************************************************
 * Copyright (c) 1999-2001 Xerox Corporation,
 *               2002 Palo Alto Research Center, Incorporated (PARC).
 * All rights reserved.
 * This program and the accompanying materials are made available
 * under the terms of the Eclipse Public License v 2.0
 * which accompanies this distribution and is available at
 * https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
 *
 * Contributors:
 *     Xerox/PARC     initial implementation
 * ******************************************************************/


package org.aspectj.runtime.reflect;

import org.aspectj.lang.reflect.CatchClauseSignature;

class CatchClauseSignatureImpl extends SignatureImpl implements CatchClauseSignature {
    Class parameterType;
    String parameterName;

    CatchClauseSignatureImpl(Class declaringType,
        Class parameterType, String parameterName)
    {
        super(0, "catch", declaringType);
        this.parameterType = parameterType;
        this.parameterName = parameterName;
    }

    CatchClauseSignatureImpl(String stringRep) {
        super(stringRep);
    }

    public Class getParameterType() {
        if (parameterType == null) parameterType = extractType(3);
        return parameterType;
    }
    public String getParameterName() {
        if (parameterName == null) parameterName = extractString(4);
        return parameterName;
    }

    protected String createToString(StringMaker sm) {
        return "catch(" + sm.makeTypeName(getParameterType()) + ")";
    }
}