# CompactLevel.java

    /*
     * Copyright (c) 2007, Rickard Öberg. All Rights Reserved.
     * Copyright (c) 2007, Niclas Hedhman. All Rights Reserved.
     *
     * 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.qi4j.runtime.composite;

    /**
     * Compaction Level of the StackTrace clenaup operation.
     *
     * <pre>
     * <b>off</b>       = Do not modify the stack trace.
     * <b>proxy</b>     = Remove all Zest internal classes and all JDK internal classes from
     *             the originating method call.
     * <b>semi</b>      = Remove all JDK internal classes on the entire stack.
     * <b>extensive</b> = Remove all Zest internal and JDK internal classes from the entire stack.
     * </pre>
     *
     * <p>
     * The Compaction is set through the System Property "<code><b>qi4j.compacttrace</b></code>" to
     * any of the above values.
     * </p>
     */
    enum CompactLevel
    {
        off, proxy, semi, extensive
    }