Examples with Context org.locationtech.geogig.api.Context used on opensource projects

Example 46 with Context

use of org.locationtech.geogig.api.Context in project GeoGig by boundlessgeo.

the class ResolveConflict method run.

/**
     * Runs the command and builds the appropriate response
     * 
     * @param context - the context to use for this command
     * 
     * @throws CommandSpecException
     */
@Override
public void run(CommandContext context) {
    if (this.getTransactionId() == null) {
        throw new CommandSpecException("No transaction was specified, add requires a transaction to preserve the stability of the repository.");
    }
    final Context geogig = this.getCommandLocator(context);
    RevTree revTree = geogig.workingTree().getTree();
    Optional<NodeRef> nodeRef = geogig.command(FindTreeChild.class).setParent(revTree).setChildPath(NodeRef.parentPath(path)).setIndex(true).call();
    Preconditions.checkArgument(nodeRef.isPresent(), "Invalid reference: %s", NodeRef.parentPath(path));
    RevFeatureType revFeatureType = geogig.command(RevObjectParse.class).setObjectId(nodeRef.get().getMetadataId()).call(RevFeatureType.class).get();
    RevFeature revFeature = geogig.command(RevObjectParse.class).setObjectId(objectId).call(RevFeature.class).get();
    CoordinateReferenceSystem crs = revFeatureType.type().getCoordinateReferenceSystem();
    Envelope bounds = ReferencedEnvelope.create(crs);
    Optional<Object> o;
    for (int i = 0; i < revFeature.getValues().size(); i++) {
        o = revFeature.getValues().get(i);
        if (o.isPresent() && o.get() instanceof Geometry) {
            Geometry g = (Geometry) o.get();
            if (bounds.isNull()) {
                bounds.init(JTS.bounds(g, crs));
            } else {
                bounds.expandToInclude(JTS.bounds(g, crs));
            }
        }
    }
    NodeRef node = new NodeRef(Node.create(NodeRef.nodeFromPath(path), objectId, ObjectId.NULL, TYPE.FEATURE, bounds), NodeRef.parentPath(path), ObjectId.NULL);
    Optional<NodeRef> parentNode = geogig.command(FindTreeChild.class).setParent(geogig.workingTree().getTree()).setChildPath(node.getParentPath()).setIndex(true).call();
    RevTreeBuilder treeBuilder = null;
    ObjectId metadataId = ObjectId.NULL;
    if (parentNode.isPresent()) {
        metadataId = parentNode.get().getMetadataId();
        Optional<RevTree> parsed = geogig.command(RevObjectParse.class).setObjectId(parentNode.get().getNode().getObjectId()).call(RevTree.class);
        checkState(parsed.isPresent(), "Parent tree couldn't be found in the repository.");
        treeBuilder = new RevTreeBuilder(geogig.objectDatabase(), parsed.get());
        treeBuilder.remove(node.getNode().getName());
    } else {
        treeBuilder = new RevTreeBuilder(geogig.stagingDatabase());
    }
    treeBuilder.put(node.getNode());
    ObjectId newTreeId = geogig.command(WriteBack.class).setAncestor(geogig.workingTree().getTree().builder(geogig.stagingDatabase())).setChildPath(node.getParentPath()).setToIndex(true).setTree(treeBuilder.build()).setMetadataId(metadataId).call();
    geogig.workingTree().updateWorkHead(newTreeId);
    AddOp command = geogig.command(AddOp.class);
    command.addPattern(path);
    command.call();
    context.setResponseContent(new CommandResponse() {

        @Override
        public void write(ResponseWriter out) throws Exception {
            out.start();
            out.writeElement("Add", "Success");
            out.finish();
        }
    });
}

Example 47 with Context

use of org.locationtech.geogig.api.Context in project GeoGig by boundlessgeo.

the class TagWebOp method run.

/**
     * Runs the command and builds the appropriate response
     * 
     * @param context - the context to use for this command
     */
@Override
public void run(CommandContext context) {
    if (list) {
        final Context geogig = this.getCommandLocator(context);
        final List<RevTag> tags = geogig.command(TagListOp.class).call();
        context.setResponseContent(new CommandResponse() {

            @Override
            public void write(ResponseWriter out) throws Exception {
                out.start();
                out.writeTagListResponse(tags);
                out.finish();
            }
        });
    }
}

Example 48 with Context

use of org.locationtech.geogig.api.Context in project GeoGig by boundlessgeo.

the class UpdateRefWeb method run.

/**
     * Runs the command and builds the appropriate response.
     * 
     * @param context - the context to use for this command
     * 
     * @throws CommandSpecException
     */
@Override
public void run(CommandContext context) {
    if (name == null) {
        throw new CommandSpecException("No name was given.");
    } else if (!(delete) && newValue == null) {
        throw new CommandSpecException("Nothing specified to update with, must specify either deletion or new value to update to.");
    }
    final Context geogig = this.getCommandLocator(context);
    Optional<Ref> ref;
    try {
        ref = geogig.command(RefParse.class).setName(name).call();
        if (!ref.isPresent()) {
            throw new CommandSpecException("Invalid name: " + name);
        }
        if (ref.get() instanceof SymRef) {
            Optional<Ref> target = geogig.command(RefParse.class).setName(newValue).call();
            if (target.isPresent() && !(target.get() instanceof SymRef)) {
                ref = geogig.command(UpdateSymRef.class).setDelete(delete).setName(name).setNewValue(target.get().getName()).call();
            } else {
                throw new CommandSpecException("Invalid new target: " + newValue);
            }
        } else {
            Optional<ObjectId> target = geogig.command(RevParse.class).setRefSpec(newValue).call();
            if (target.isPresent()) {
                ref = geogig.command(UpdateRef.class).setDelete(delete).setName(ref.get().getName()).setNewValue(target.get()).call();
            } else {
                throw new CommandSpecException("Invalid new value: " + newValue);
            }
        }
    } catch (Exception e) {
        context.setResponseContent(CommandResponse.error("Aborting UpdateRef: " + e.getMessage()));
        return;
    }
    if (ref.isPresent()) {
        final Ref newRef = ref.get();
        context.setResponseContent(new CommandResponse() {

            @Override
            public void write(ResponseWriter out) throws Exception {
                out.start();
                out.writeUpdateRefResponse(newRef);
                out.finish();
            }
        });
    }
}

Example 49 with Context

use of org.locationtech.geogig.api.Context in project GeoGig by boundlessgeo.

the class BlameWebOp method run.

/**
     * Runs the command and builds the appropriate response.
     * 
     * @param context - the context to use for this command
     */
@Override
public void run(CommandContext context) {
    final Context geogig = this.getCommandLocator(context);
    Optional<ObjectId> commit = Optional.absent();
    if (branchOrCommit != null) {
        commit = geogig.command(RevParse.class).setRefSpec(branchOrCommit).call();
        if (!commit.isPresent()) {
            throw new CommandSpecException("Could not resolve branch or commit");
        }
    }
    try {
        final BlameReport report = geogig.command(BlameOp.class).setPath(path).setCommit(commit.orNull()).call();
        context.setResponseContent(new CommandResponse() {

            @Override
            public void write(ResponseWriter out) throws Exception {
                out.start();
                try {
                    out.writeBlameReport(report);
                } catch (XMLStreamException e) {
                    throw new CommandSpecException("Error writing stream.");
                }
                out.finish();
            }
        });
    } catch (BlameException e) {
        switch(e.statusCode) {
            case PATH_NOT_FEATURE:
                throw new CommandSpecException("The supplied path does not resolve to a feature");
            case FEATURE_NOT_FOUND:
                throw new CommandSpecException("The supplied path does not exist");
        }
    }
}

Example 50 with Context

use of org.locationtech.geogig.api.Context in project GeoGig by boundlessgeo.

the class CheckoutWebOp method run.

/**
     * Runs the command and builds the appropriate response
     * 
     * @throws CommandSpecException
     */
@Override
public void run(CommandContext context) {
    if (this.getTransactionId() == null) {
        throw new CommandSpecException("No transaction was specified, checkout requires a transaction to preserve the stability of the repository.");
    }
    final Context geogig = this.getCommandLocator(context);
    CheckoutOp command = geogig.command(CheckoutOp.class);
    if (branchOrCommit != null) {
        Optional<Ref> head = geogig.command(RefParse.class).setName(Ref.HEAD).call();
        if (!head.isPresent()) {
            throw new CommandSpecException("Repository has no HEAD, can't merge.");
        }
        final String target = ((SymRef) head.get()).getTarget();
        command.setSource(branchOrCommit).call();
        context.setResponseContent(new CommandResponse() {

            @Override
            public void write(ResponseWriter out) throws Exception {
                out.start();
                out.writeElement("OldTarget", target);
                out.writeElement("NewTarget", branchOrCommit);
                out.finish();
            }
        });
    } else if (path != null) {
        command.addPath(path);
        if (ours && !theirs) {
            command.setOurs(ours);
        } else if (theirs && !ours) {
            command.setTheirs(theirs);
        } else {
            throw new CommandSpecException("Please specify either ours or theirs to update the feature path specified.");
        }
        command.call();
        context.setResponseContent(new CommandResponse() {

            @Override
            public void write(ResponseWriter out) throws Exception {
                out.start();
                out.writeElement("Path", path);
                out.writeElement("Strategy", ours ? "ours" : "theirs");
                out.finish();
            }
        });
    } else {
        throw new CommandSpecException("No branch or commit specified for checkout.");
    }
}