Package org.apache.jackrabbit.oak.commons.json

Examples of org.apache.jackrabbit.oak.commons.json.JsopReader

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        }
        return hasMore;
    }
   
    private void loadValue(String v) {
        JsopReader reader = new JsopTokenizer(v);
        PropertyState p;
        if (reader.matches('[')) {
            p = DocumentPropertyState.readArrayProperty("x", nodeStore, reader);
            if (p.getType() == Type.BINARIES) {
                for (int i = 0; i < p.count(); i++) {
                    Blob b = p.getValue(Type.BINARY, i);
                    batch.add(b);
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    //----------------------------< internal >----------------------------------

    private PropertyState parsed() {
        if (parsed == null) {
            JsopReader reader = new JsopTokenizer(value);
            if (reader.matches('[')) {
                parsed = readArrayProperty(name, reader);
            } else {
                parsed = readProperty(name, reader);
            }
        }
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    //------------------------------< internal >--------------------------------

    private void parseJsonDiff(Commit commit, String json, String rootPath) {
        Revision baseRev = commit.getBaseRevision();
        String baseRevId = baseRev != null ? baseRev.toString() : null;
        JsopReader t = new JsopTokenizer(json);
        while (true) {
            int r = t.read();
            if (r == JsopReader.END) {
                break;
            }
            String path = PathUtils.concat(rootPath, t.readString());
            switch (r) {
                case '+':
                    t.read(':');
                    t.read('{');
                    parseAddNode(commit, t, path);
                    break;
                case '-':
                    Node toRemove = nodeStore.getNode(path, commit.getBaseRevision());
                    if (toRemove == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    }
                    commit.removeNode(path);
                    nodeStore.markAsDeleted(toRemove, commit, true);
                    commit.removeNodeDiff(path);
                    break;
                case '^':
                    t.read(':');
                    String value;
                    if (t.matches(JsopReader.NULL)) {
                        value = null;
                    } else {
                        value = t.readRawValue().trim();
                    }
                    String p = PathUtils.getParentPath(path);
                    String propertyName = PathUtils.getName(path);
                    commit.updateProperty(p, propertyName, value);
                    commit.updatePropertyDiff(p, propertyName, value);
                    break;
                case '>': {
                    // TODO support moving nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    Node source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.moveNode(path, targetPath);
                    nodeStore.moveNode(source, targetPath, commit);
                    break;
                }
                case '*': {
                    // TODO support copying nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    Node source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.copyNode(path, targetPath);
                    nodeStore.copyNode(source, targetPath, commit);
                    break;
                }
                default:
                    throw new MicroKernelException("token: " + (char) t.getTokenType());
            }
        }
    }
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    //------------------------------< internal >--------------------------------

    private void parseJsonDiff(Commit commit, String json, String rootPath) {
        Revision baseRev = commit.getBaseRevision();
        String baseRevId = baseRev != null ? baseRev.toString() : null;
        JsopReader t = new JsopTokenizer(json);
        while (true) {
            int r = t.read();
            if (r == JsopReader.END) {
                break;
            }
            String path = PathUtils.concat(rootPath, t.readString());
            switch (r) {
                case '+':
                    t.read(':');
                    t.read('{');
                    parseAddNode(commit, t, path);
                    break;
                case '-':
                    DocumentNodeState toRemove = nodeStore.getNode(path, commit.getBaseRevision());
                    if (toRemove == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    }
                    commit.removeNode(path);
                    nodeStore.markAsDeleted(toRemove, commit, true);
                    commit.removeNodeDiff(path);
                    break;
                case '^':
                    t.read(':');
                    String value;
                    if (t.matches(JsopReader.NULL)) {
                        value = null;
                    } else {
                        value = t.readRawValue().trim();
                    }
                    String p = PathUtils.getParentPath(path);
                    String propertyName = PathUtils.getName(path);
                    commit.updateProperty(p, propertyName, value);
                    commit.updatePropertyDiff(p, propertyName, value);
                    break;
                case '>': {
                    // TODO support moving nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    DocumentNodeState source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.moveNode(path, targetPath);
                    nodeStore.moveNode(source, targetPath, commit);
                    break;
                }
                case '*': {
                    // TODO support copying nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    DocumentNodeState source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.copyNode(path, targetPath);
                    nodeStore.copyNode(source, targetPath, commit);
                    break;
                }
                default:
                    throw new MicroKernelException("token: " + (char) t.getTokenType());
            }
        }
    }
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    //------------------------------< internal >--------------------------------

    private void parseJsonDiff(Commit commit, String json, String rootPath) {
        Revision baseRev = commit.getBaseRevision();
        String baseRevId = baseRev != null ? baseRev.toString() : null;
        JsopReader t = new JsopTokenizer(json);
        while (true) {
            int r = t.read();
            if (r == JsopReader.END) {
                break;
            }
            String path = PathUtils.concat(rootPath, t.readString());
            switch (r) {
                case '+':
                    t.read(':');
                    t.read('{');
                    parseAddNode(commit, t, path);
                    break;
                case '-':
                    DocumentNodeState toRemove = nodeStore.getNode(path, commit.getBaseRevision());
                    if (toRemove == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    }
                    commit.removeNode(path);
                    nodeStore.markAsDeleted(toRemove, commit, true);
                    commit.removeNodeDiff(path);
                    break;
                case '^':
                    t.read(':');
                    String value;
                    if (t.matches(JsopReader.NULL)) {
                        value = null;
                    } else {
                        value = t.readRawValue().trim();
                    }
                    String p = PathUtils.getParentPath(path);
                    String propertyName = PathUtils.getName(path);
                    commit.updateProperty(p, propertyName, value);
                    commit.updatePropertyDiff(p, propertyName, value);
                    break;
                case '>': {
                    // TODO support moving nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    DocumentNodeState source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.moveNode(path, targetPath);
                    nodeStore.moveNode(source, targetPath, commit);
                    break;
                }
                case '*': {
                    // TODO support copying nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    DocumentNodeState source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.copyNode(path, targetPath);
                    nodeStore.copyNode(source, targetPath, commit);
                    break;
                }
                default:
                    throw new MicroKernelException("token: " + (char) t.getTokenType());
            }
        }
    }
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    //------------------------------< internal >--------------------------------

    private void parseJsonDiff(Commit commit, String json, String rootPath) {
        Revision baseRev = commit.getBaseRevision();
        String baseRevId = baseRev != null ? baseRev.toString() : null;
        JsopReader t = new JsopTokenizer(json);
        while (true) {
            int r = t.read();
            if (r == JsopReader.END) {
                break;
            }
            String path = PathUtils.concat(rootPath, t.readString());
            switch (r) {
                case '+':
                    t.read(':');
                    t.read('{');
                    parseAddNode(commit, t, path);
                    break;
                case '-':
                    DocumentNodeState toRemove = nodeStore.getNode(path, commit.getBaseRevision());
                    if (toRemove == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    }
                    commit.removeNode(path);
                    nodeStore.markAsDeleted(toRemove, commit, true);
                    commit.removeNodeDiff(path);
                    break;
                case '^':
                    t.read(':');
                    String value;
                    if (t.matches(JsopReader.NULL)) {
                        value = null;
                    } else {
                        value = t.readRawValue().trim();
                    }
                    String p = PathUtils.getParentPath(path);
                    String propertyName = PathUtils.getName(path);
                    commit.updateProperty(p, propertyName, value);
                    commit.updatePropertyDiff(p, propertyName, value);
                    break;
                case '>': {
                    // TODO support moving nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    DocumentNodeState source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.moveNode(path, targetPath);
                    nodeStore.moveNode(source, targetPath, commit);
                    break;
                }
                case '*': {
                    // TODO support copying nodes that were modified within this commit
                    t.read(':');
                    String targetPath = t.readString();
                    if (!PathUtils.isAbsolute(targetPath)) {
                        targetPath = PathUtils.concat(rootPath, targetPath);
                    }
                    DocumentNodeState source = nodeStore.getNode(path, baseRev);
                    if (source == null) {
                        throw new MicroKernelException("Node not found: " + path + " in revision " + baseRevId);
                    } else if (nodeExists(targetPath, baseRevId)) {
                        throw new MicroKernelException("Node already exists: " + targetPath + " in revision " + baseRevId);
                    }
                    commit.copyNode(path, targetPath);
                    nodeStore.copyNode(source, targetPath, commit);
                    break;
                }
                default:
                    throw new MicroKernelException("token: " + (char) t.getTokenType());
            }
        }
    }
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                String json = kernel.getNodes(
                        path, revision, 0, 0, MAX_CHILD_NAMES,
                        "{\"properties\":[\"*\",\":hash\",\":id\"]}");

                checkNotNull(json,"No node found at path [%s] for revision [%s]",path,revision);
                JsopReader reader = new JsopTokenizer(json);
                reader.read('{');
                properties = new LinkedHashMap<String, PropertyState>();
                childNames = new LinkedHashSet<String>();
                do {
                    String name = StringCache.get(reader.readString());
                    reader.read(':');
                    if (":childNodeCount".equals(name)) {
                        childNodeCount =
                                Long.valueOf(reader.read(JsopReader.NUMBER));
                    } else if (":hash".equals(name)) {
                        hash = new String(reader.read(JsopReader.STRING));
                        if (hash.equals(id)) {
                            // save some memory
                            hash = id;
                        }
                    } else if (":id".equals(name)) {
                        id = new String(reader.read(JsopReader.STRING));
                        if (id.equals(hash)) {
                            // save some memory
                            id = hash;
                        }
                    } else if (reader.matches('{')) {
                        reader.read('}');
                        childNames.add(name);
                    } else if (reader.matches('[')) {
                        properties.put(name, readArrayProperty(name, reader));
                    } else {
                        properties.put(name, readProperty(name, reader));
                    }
                } while (reader.matches(','));
                reader.read('}');
                reader.read(JsopReader.END);
                // optimize for empty childNodes
                if (childNames.isEmpty()) {
                    childNames = Collections.emptySet();
                }
                initialized = true;
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                    private void fetchEntries() {
                        List<ChildNodeEntry> entries = Lists
                                .newArrayListWithCapacity(MAX_CHILD_NAMES);
                        String json = kernel.getNodes(path, revision, 0,
                                currentOffset, MAX_CHILD_NAMES, null);
                        JsopReader reader = new JsopTokenizer(json);
                        reader.read('{');
                        do {
                            String name = StringCache.get(reader.readString());
                            reader.read(':');
                            if (reader.matches('{')) {
                                reader.read('}');
                                entries.add(new KernelChildNodeEntry(name));
                            } else if (reader.matches('[')) {
                                while (reader.read() != ']') {
                                    // skip
                                }
                            } else {
                                reader.read();
                            }
                        } while (reader.matches(','));
                        reader.read('}');
                        reader.read(JsopReader.END);
                        if (entries.isEmpty()) {
                            current = null;
                        } else {
                            currentOffset += entries.size();
                            current = entries.iterator();
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            }
        }
    }

    private void loadValue(String v, Collection<Blob> blobs) {
        JsopReader reader = new JsopTokenizer(v);
        PropertyState p;
        if (reader.matches('[')) {
            p = DocumentPropertyState.readArrayProperty("x", nodeStore, reader);
            if (p.getType() == Type.BINARIES) {
                for (int i = 0; i < p.count(); i++) {
                    Blob b = p.getValue(Type.BINARY, i);
                    blobs.add(b);
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    //----------------------------< internal >----------------------------------

    private PropertyState parsed() {
        if (parsed == null) {
            JsopReader reader = new JsopTokenizer(value);
            if (reader.matches('[')) {
                parsed = readArrayProperty(name, reader);
            } else {
                parsed = readProperty(name, reader);
            }
        }
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Related Classes of org.apache.jackrabbit.oak.commons.json.JsopReader

  • org.apache.jackrabbit.oak.kernel.KernelNodeState
  • org.apache.jackrabbit.oak.plugins.document.BlobCollector
  • org.apache.jackrabbit.oak.plugins.document.BlobReferenceIterator
  • org.apache.jackrabbit.oak.plugins.document.DocumentMK
  • org.apache.jackrabbit.oak.plugins.document.DocumentPropertyState
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