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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
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package org.glassfish.loadbalancer.admin.cli.reader.impl;

import com.sun.enterprise.deployment.runtime.web.IdempotentUrlPattern;
import com.sun.enterprise.deployment.runtime.web.SunWebApp;
import org.glassfish.loadbalancer.admin.cli.reader.api.LbReaderException;
import org.glassfish.loadbalancer.admin.cli.reader.api.IdempotentUrlPatternReader;
import org.glassfish.loadbalancer.admin.cli.transform.Visitor;
import org.glassfish.loadbalancer.admin.cli.transform.IdempotentUrlPatternVisitor;

/**
 * Provides idempotent url pattern information relavant to Load balancer tier.
 *
 * @author Kshitiz Saxena
 */
public class IdempotentUrlPatternReaderImpl
        implements IdempotentUrlPatternReader {

    /**
     * Constructor for Idempotent url pattern
     */
    public IdempotentUrlPatternReaderImpl(IdempotentUrlPattern pattern) {
        _pattern = pattern;
    }

    /**
     * Returns a regular expression containing an url or url pattern.
     *
     * @return String           an url and regural expression matching multiple
     *                          urls
     */
    @Override
    public String getUrlPattern() throws LbReaderException {
        return _pattern.getAttributeValue(IdempotentUrlPattern.URL_PATTERN);
    }

    /**
     * Number of retries, when an idempotent request fails.
     *
     * @return String           value must be > 0.
     */
    @Override
    public String getNoOfRetries() throws LbReaderException {
        return _pattern.getAttributeValue(IdempotentUrlPattern.NUM_OF_RETRIES);
    }

    @Override
    public void accept(Visitor v) throws Exception {
		if (v instanceof IdempotentUrlPatternVisitor) {
			IdempotentUrlPatternVisitor iv = (IdempotentUrlPatternVisitor) v;
			iv.visit(this);
		}
    }
    //---- PRIVATE VARS ------
    int _idx = 0;
    SunWebApp _bean = null;
    IdempotentUrlPattern _pattern;
}