GitRepository.java

/*
 * Copyright 2015 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * 
 *      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.guvnor.structure.repositories.impl.git;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.guvnor.structure.repositories.PublicURI;
import org.guvnor.structure.repositories.Repository;
import org.guvnor.structure.security.RepositoryResourceType;
import org.jboss.errai.common.client.api.annotations.Portable;
import org.uberfire.backend.vfs.Path;
import org.uberfire.security.ResourceType;

@Portable
public class GitRepository
        implements Repository {

    public static final String SCHEME = "git";

    private final Map<String, Object> environment = new HashMap<String, Object>();
    private final List<PublicURI> publicURIs = new ArrayList<PublicURI>();

    private String alias = null;
    private Path root;

    private Collection<String> groups = new ArrayList<String>();

    private boolean requiresRefresh = true;
    private final Map<String, Path> branches = new HashMap<String, Path>();

    public GitRepository() {
    }

    public GitRepository( final String alias ) {
        this.alias = alias;
    }

    public GitRepository( final String alias,
                          final List<PublicURI> publicURIs ) {
        this( alias );

        if ( publicURIs != null && !publicURIs.isEmpty() ) {
            this.publicURIs.addAll( publicURIs );
        }
    }

    @Override
    public String getAlias() {
        return alias;
    }

    @Override
    public String getScheme() {
        return SCHEME;
    }

    @Override
    public Map<String, Object> getEnvironment() {
        return environment;
    }

    @Override
    public void addEnvironmentParameter( String key,
                                         Object value ) {
        environment.put( key, value );
    }

    public void setRoot( final Path root ) {
        this.root = root;
    }

    public void setBranches( final Map<String, Path> branches ) {
        this.branches.clear();
        this.branches.putAll( branches );
    }

    @Override
    public Collection<String> getBranches() {
        return Collections.unmodifiableSet( branches.keySet() );
    }

    @Override
    public Path getRoot() {
        return root;
    }

    @Override
    public Path getBranchRoot( String branch ) {
        return branches.get( branch );
    }

    @Override
    public boolean isValid() {
        return alias != null;
    }

    @Override
    public String getUri() {
        return getScheme() + "://" + getAlias();
    }

    @Override
    public List<PublicURI> getPublicURIs() {
        return publicURIs;
    }

    public void setPublicURIs( final List<PublicURI> publicURIs ) {
        if ( publicURIs != null && !publicURIs.isEmpty() ) {
            this.publicURIs.clear();
            this.publicURIs.addAll( publicURIs );
        }
    }

    @Override
    public String getIdentifier() {
        return getUri();
    }

    @Override
    public ResourceType getResourceType() {
        return RESOURCE_TYPE;
    }

    public Collection<String> getGroups() {
        return groups;
    }

    public void setGroups( Collection<String> groups ) {
        this.groups = new ArrayList<String>( groups );
    }

    @Override
    public String getDefaultBranch() {
        if ( branches.containsKey( "master" ) ) {
            return "master";
        } else if ( !branches.isEmpty() ) {
            return branches.keySet().iterator().next();
        } else {
            return null;
        }
    }

    @Override
    public boolean equals( Object o ) {
        if ( this == o ) {
            return true;
        }
        if ( !( o instanceof GitRepository ) ) {
            return false;
        }

        final GitRepository that = (GitRepository) o;

        if ( alias != null ? !alias.equals( that.alias ) : that.alias != null ) {
            return false;
        }
        if ( !environment.equals( that.environment ) ) {
            return false;
        }
        if ( !publicURIs.equals( that.publicURIs ) ) {
            return false;
        }
        if ( groups != null ? !groups.equals( that.groups ) : that.groups != null ) {
            return false;
        }
        if ( root != null ? !root.equals( that.root ) : that.root != null ) {
            return false;
        }
        if ( branches != null ? !branches.equals( that.branches ) : that.branches != null ) {
            return false;
        }

        return true;
    }

    @Override
    public int hashCode() {
        int result = environment.hashCode();
        result = ~~result;
        result = 31 * result + ( publicURIs.hashCode() );
        result = ~~result;
        result = 31 * result + ( alias != null ? alias.hashCode() : 0 );
        result = ~~result;
        result = 31 * result + ( root != null ? root.hashCode() : 0 );
        result = ~~result;
        result = 31 * result + ( groups != null ? groups.hashCode() : 0 );
        result = ~~result;
        result = 31 * result + ( branches != null ? branches.hashCode() : 0 );
        result = ~~result;
        return result;
    }

    @Override
    public String toString() {
        return "GitRepository [alias=" + alias + ", environment=" + environment + ", root=" + root + ", groups=" + groups
                + ", publicURI=" + publicURIs + ", branches=" + branches + "]";
    }

    @Override
    public void markAsCached() {
        this.requiresRefresh = false;
    }

    @Override
    public boolean requiresRefresh() {
        return requiresRefresh;
    }

    public void addBranch( final String branchName,
                           final Path path ) {
        branches.put( branchName, path );
    }
}