Package com.sun.enterprise.deploy.shared

Source Code of com.sun.enterprise.deploy.shared.ArchiveFactory

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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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package com.sun.enterprise.deploy.shared;

import com.sun.logging.LogDomains;
import org.glassfish.api.ContractProvider;
import org.glassfish.api.deployment.DeployCommandParameters;
import org.glassfish.api.deployment.archive.ReadableArchive;
import org.glassfish.api.deployment.archive.ReadableArchiveFactory;
import org.glassfish.api.deployment.archive.WritableArchive;
import org.glassfish.deployment.common.DeploymentUtils;
import org.jvnet.hk2.annotations.Inject;
import org.jvnet.hk2.annotations.Scoped;
import org.jvnet.hk2.annotations.Service;
import org.jvnet.hk2.component.ComponentException;
import org.jvnet.hk2.component.Habitat;
import org.jvnet.hk2.component.Singleton;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
* This implementation of the ArchiveFactory interface
* is capable of creating the right abstraction of the Archive
* interface depending on the protocol used in the URL.
*
* @author Jerome Dochez
*/
@Service
@Scoped(Singleton.class)
public class ArchiveFactory implements ContractProvider {

    @Inject
    Habitat habitat;

    final static Logger logger = LogDomains.getLogger(DeploymentUtils.class, LogDomains.DPL_LOGGER);

    public WritableArchive createArchive(File path) throws java.io.IOException {
        try {
            /*
             *Use the expanded constructor so illegal characters (such as embedded blanks) in the path
             *will be encoded.
             */
            return createArchive(prepareArchiveURI(path));
        } catch(java.net.URISyntaxException e) {
            return null;
        }
    }

    public WritableArchive createArchive(String protocol, File path) throws java.io.IOException {
        try {
            /*
             *Use the expanded constructor so illegal characters (such as embedded blanks) in the path
             *will be encoded.
             */
            return createArchive(protocol, prepareArchiveURI(path));
        } catch(java.net.URISyntaxException e) {
            return null;
        }
    }
   
    public ReadableArchive openArchive(File path) throws java.io.IOException {
        try {
            return openArchive(prepareArchiveURI(path));
        } catch(java.net.URISyntaxException e) {
            return null;
        }
    }
   
    /**
     * Creates a new archivist using the URL as the path. The URL
     * protocol will define the type of desired archive (jar, file, etc)
     * @param path to the archive
     * @return the apropriate archive
     */
    public WritableArchive createArchive(URI path) throws IOException {
       
        String protocol = path.getScheme();
        return createArchive(protocol, path);
    }
   
    public WritableArchive createArchive(String protocol, URI path) throws IOException {
        try {
            WritableArchive archive = habitat.getComponent(WritableArchive.class, protocol);
            if (archive==null) {
                logger.log(Level.SEVERE, "Cannot find an archive implementation for " + protocol);
                throw new MalformedURLException("Protocol not supported : " + protocol);
            }

            archive.create(path);
            return archive;
        } catch (ComponentException e) {
            logger.log(Level.SEVERE, "Cannot find an archive implementation for " + protocol, e);
            throw new MalformedURLException("Protocol not supported : " + protocol);
        }
    }

    /**
     * It first consults {@link ReadableArchiveFactory} to get an archive, if it does not get then delegates to
     * {@link #openArchive(java.net.URI)}.
     * @param path Application archive, never null
     * @param properties property bag, can contain for example deploy time properties. Never null
     * @return Gives {@link ReadableArchive}.
     * @throws IOException
     */
    public ReadableArchive openArchive(File path, DeployCommandParameters properties) throws IOException {
        URI uri;
        try {
            uri = prepareArchiveURI(path);
        } catch (URISyntaxException e) {
            return null;
        }
        for (ReadableArchiveFactory fac : habitat.getAllByContract(ReadableArchiveFactory.class)) {
            //get the first ReadableArchive and move
            ReadableArchive archive=null;
            try{
                archive = fac.open(uri, properties);
            }catch(Exception e){
                //ignore?
            }
            if(archive == null)
                continue;
            return archive;
        }
        return openArchive(path);
    }
   
    /**
     * Opens an existing archivist using the URL as the path.
     * The URL protocol will defines the type of desired archive
     * (jar, file, memory, etc...)
     * @param path url to the existing archive
     * @return the appropriate archive
     */
    public ReadableArchive openArchive(URI path) throws IOException {

        String provider = path.getScheme();
        if (provider.equals("file")) {
            // this could be a jar file or a directory
            File f = new File(path);
            if (!f.exists()) throw new FileNotFoundException(f.getPath());
            if (f.isFile()) {
                provider = "jar";
            }
        }
        try {
            ReadableArchive archive = habitat.getComponent(ReadableArchive.class, provider);
            if (archive==null) {
                logger.log(Level.SEVERE, "Cannot find an archive implementation for " + provider);
                throw new MalformedURLException("Protocol not supported : " + provider);
            }
            archive.open(path);
            return archive;
        } catch (ComponentException e) {
            logger.log(Level.SEVERE, "Cannot find an archive implementation for " + provider, e);
            throw new MalformedURLException("Protocol not supported : " + provider);
        }
    }
   
    /**
     *Create a URI for the jar specified by the path string.
     *<p>
     *The steps used here correctly encode "illegal" characters - such as embedded blanks - in
     *the path string that otherwise would render the URI unusable.  The URI constructor that
     *accepts just the path string does not perform this encoding.
     *@param path string for the archive
     *@return URI with any necessary encoding of special characters
     */
    static java.net.URI prepareArchiveURI(File path) throws java.net.URISyntaxException, java.io.UnsupportedEncodingException, java.io.IOException {
      
        URI archiveURI = path.toURI();
        URI answer = new URI(archiveURI.getScheme(), null /* authority */, archiveURI.getPath(), null /* query */, null /* fragment */);
        return answer;
    }
}
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