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/*
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 *
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 * The contents of this file are subject to the terms of either the GNU
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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
 * language governing permissions and limitations under the License.
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// Portions Copyright [2017-2021] [Payara Foundation and/or its affiliates]
package org.glassfish.deployment.admin;

import org.glassfish.api.ActionReport;
import org.glassfish.api.admin.AdminCommand;
import org.glassfish.api.admin.AdminCommandContext;
import org.glassfish.api.admin.CommandLock;
import org.glassfish.api.admin.ServerEnvironment;
import org.glassfish.api.Param;
import org.glassfish.api.admin.ExecuteOn;
import org.glassfish.api.admin.RuntimeType;
import org.glassfish.api.admin.RestEndpoints;
import org.glassfish.api.admin.RestEndpoint;
import org.jvnet.hk2.annotations.Service;

import org.glassfish.hk2.api.PerLookup;
import jakarta.inject.Inject;
import com.sun.enterprise.util.LocalStringManagerImpl;
import com.sun.enterprise.util.io.FileUtils;
import com.sun.enterprise.config.serverbeans.Domain;

import java.io.File;
import org.glassfish.api.admin.AccessRequired;

@Service(name="list-libraries")
@PerLookup
@CommandLock(CommandLock.LockType.NONE)
@ExecuteOn(value={RuntimeType.DAS})
@RestEndpoints({
    @RestEndpoint(configBean=Domain.class, opType= RestEndpoint.OpType.GET, path="list-libraries", description="List libraries")
})
@AccessRequired(resource=DeploymentCommandUtils.LIBRARY_SECURITY_RESOURCE_PREFIX + "/$type", action="read")
public class ListLibrariesCommand implements AdminCommand {

    @Param(optional=true, acceptableValues="common, ext, app")
    String type = "common";

    @Inject
    ServerEnvironment env;

    final private static LocalStringManagerImpl localStrings = new LocalStringManagerImpl(ListLibrariesCommand.class);    

    public void execute(AdminCommandContext context) {
        
        final ActionReport report = context.getActionReport();

        File libDir = env.getLibPath();

        if (type.equals("ext")) {
            libDir = new File(libDir, "ext");
        } else if (type.equals("app")) {
            libDir = new File(libDir, "applibs");
        }

        ActionReport.MessagePart part = report.getTopMessagePart();

        // list the library files from the appropriate library directory
        for (File libFile : FileUtils.listFiles(libDir)) {
            if (libFile.isFile()) {
                ActionReport.MessagePart childPart = part.addChild();
                childPart.setMessage(libFile.getName());
            }
        }
    }
}