org.apache.commons.jcs.auxiliary.disk.indexed.IndexedDiskCacheAttributes.java Source code

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Here is the source code for org.apache.commons.jcs.auxiliary.disk.indexed.IndexedDiskCacheAttributes.java

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package org.apache.commons.jcs.auxiliary.disk.indexed;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import org.apache.commons.jcs.auxiliary.disk.AbstractDiskCacheAttributes;

/**
 * Configuration class for the Indexed Disk Cache
 */
public class IndexedDiskCacheAttributes extends AbstractDiskCacheAttributes {
    /** Don't change. */
    private static final long serialVersionUID = -2190863599358782950L;

    /** default value */
    private static final int DEFAULT_maxKeySize = 5000;

    /** -1 means no limit. */
    private int maxKeySize = DEFAULT_maxKeySize;

    /** default to -1, i.e., don't optimize until shutdown */
    private int optimizeAtRemoveCount = -1;

    /** Should we optimize on shutdown. */
    public static final boolean DEFAULT_OPTIMIZE_ON_SHUTDOWN = true;

    /** Should we optimize on shutdown. */
    private boolean optimizeOnShutdown = DEFAULT_OPTIMIZE_ON_SHUTDOWN;

    /** Should we clear the disk on startup. */
    public static final boolean DEFAULT_CLEAR_DISK_ON_STARTUP = false;

    /** Should we clear the disk on startup. If true the contents of disk are cleared. */
    private boolean clearDiskOnStartup = DEFAULT_CLEAR_DISK_ON_STARTUP;

    /**
     * Constructor for the DiskCacheAttributes object
     */
    public IndexedDiskCacheAttributes() {
        super();
    }

    /**
     * Gets the maxKeySize attribute of the DiskCacheAttributes object
     * <p>
     * @return The maxKeySize value
     */
    public int getMaxKeySize() {
        return this.maxKeySize;
    }

    /**
     * Sets the maxKeySize attribute of the DiskCacheAttributes object
     * <p>
     * @param maxKeySize The new maxKeySize value
     */
    public void setMaxKeySize(int maxKeySize) {
        this.maxKeySize = maxKeySize;
    }

    /**
     * Gets the optimizeAtRemoveCount attribute of the DiskCacheAttributes object
     * <p>
     * @return The optimizeAtRemoveCount value
     */
    public int getOptimizeAtRemoveCount() {
        return this.optimizeAtRemoveCount;
    }

    /**
     * Sets the optimizeAtRemoveCount attribute of the DiskCacheAttributes object This number
     * determines how often the disk cache should run real time optimizations.
     * <p>
     * @param cnt The new optimizeAtRemoveCount value
     */
    public void setOptimizeAtRemoveCount(int cnt) {
        this.optimizeAtRemoveCount = cnt;
    }

    /**
     * @param optimizeOnShutdown The optimizeOnShutdown to set.
     */
    public void setOptimizeOnShutdown(boolean optimizeOnShutdown) {
        this.optimizeOnShutdown = optimizeOnShutdown;
    }

    /**
     * @return Returns the optimizeOnShutdown.
     */
    public boolean isOptimizeOnShutdown() {
        return optimizeOnShutdown;
    }

    /**
     * @param clearDiskOnStartup the clearDiskOnStartup to set
     */
    public void setClearDiskOnStartup(boolean clearDiskOnStartup) {
        this.clearDiskOnStartup = clearDiskOnStartup;
    }

    /**
     * @return the clearDiskOnStartup
     */
    public boolean isClearDiskOnStartup() {
        return clearDiskOnStartup;
    }

    /**
     * Write out the values for debugging purposes.
     * <p>
     * @return String
     */
    @Override
    public String toString() {
        StringBuilder str = new StringBuilder();
        str.append("IndexedDiskCacheAttributes ");
        str.append("\n diskPath = " + super.getDiskPath());
        str.append("\n maxPurgatorySize   = " + super.getMaxPurgatorySize());
        str.append("\n maxKeySize  = " + maxKeySize);
        str.append("\n optimizeAtRemoveCount  = " + optimizeAtRemoveCount);
        str.append("\n shutdownSpoolTimeLimit  = " + super.getShutdownSpoolTimeLimit());
        str.append("\n optimizeOnShutdown  = " + optimizeOnShutdown);
        str.append("\n clearDiskOnStartup  = " + clearDiskOnStartup);
        return str.toString();
    }
}