added migrated 2.x add-ons
Signed-off-by: Kai Kreuzer <kai@openhab.org>
This commit is contained in:
Kai Kreuzer
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<?xml version="1.0" encoding="UTF-8"?>
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<features name="org.openhab.transform.jsonpath-${project.version}" xmlns="http://karaf.apache.org/xmlns/features/v1.4.0">
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<repository>mvn:org.openhab.core.features.karaf/org.openhab.core.features.karaf.openhab-core/${ohc.version}/xml/features</repository>
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<feature name="openhab-transformation-jsonpath" description="JSONPath Transformation" version="${project.version}">
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<feature>openhab-runtime-base</feature>
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<bundle start-level="75">mvn:org.openhab.addons.bundles/org.openhab.transform.jsonpath/${project.version}</bundle>
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</feature>
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</features>
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@@ -0,0 +1,103 @@
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/**
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* Copyright (c) 2010-2020 Contributors to the openHAB project
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*
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* See the NOTICE file(s) distributed with this work for additional
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* information.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Eclipse Public License 2.0 which is available at
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* http://www.eclipse.org/legal/epl-2.0
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*
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* SPDX-License-Identifier: EPL-2.0
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*/
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package org.openhab.transform.jsonpath.internal;
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import java.util.List;
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import java.util.stream.Collectors;
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import org.eclipse.jdt.annotation.NonNullByDefault;
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import org.eclipse.jdt.annotation.Nullable;
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import org.openhab.core.transform.TransformationException;
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import org.openhab.core.transform.TransformationService;
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import org.openhab.core.types.UnDefType;
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import org.osgi.service.component.annotations.Component;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.jayway.jsonpath.InvalidJsonException;
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import com.jayway.jsonpath.InvalidPathException;
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import com.jayway.jsonpath.JsonPath;
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import com.jayway.jsonpath.PathNotFoundException;
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/**
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* <p>
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* The implementation of {@link TransformationService} which transforms the input by JSonPath Expressions.
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*
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* @author Gaël L'hopital
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* @author Sebastian Janzen
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*
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*/
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@NonNullByDefault
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@Component(immediate = true, property = { "smarthome.transform=JSONPATH" })
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public class JSonPathTransformationService implements TransformationService {
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private final Logger logger = LoggerFactory.getLogger(JSonPathTransformationService.class);
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/**
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* Transforms the input <code>source</code> by JSonPath expression.
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*
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* @param function JsonPath expression
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* @param source String which contains JSON
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* @throws TransformationException If the JsonPath expression is invalid, a {@link InvalidPathException} is thrown,
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* which is encapsulated in a {@link TransformationException}.
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*/
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@Override
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public @Nullable String transform(String jsonPathExpression, String source) throws TransformationException {
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if (jsonPathExpression == null || source == null) {
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throw new TransformationException("the given parameters 'JSonPath' and 'source' must not be null");
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}
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logger.debug("about to transform '{}' by the function '{}'", source, jsonPathExpression);
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try {
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Object transformationResult = JsonPath.read(source, jsonPathExpression);
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logger.debug("transformation resulted in '{}'", transformationResult);
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if (transformationResult == null) {
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return null;
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} else if (transformationResult instanceof List) {
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return flattenList((List<?>) transformationResult);
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} else {
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return transformationResult.toString();
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}
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} catch (PathNotFoundException e) {
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throw new TransformationException("Invalid path '" + jsonPathExpression + "' in '" + source + "'");
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} catch (InvalidPathException | InvalidJsonException e) {
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throw new TransformationException("An error occurred while transforming JSON expression.", e);
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}
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}
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private String flattenList(List<?> list) {
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if (list.size() == 1) {
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return list.get(0).toString();
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}
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if (list.size() > 1) {
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if (list.get(0) instanceof Number || list.get(0) instanceof Boolean) {
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return createNumberList(list);
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} else if (list.get(0) instanceof String) {
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return createStringList(list);
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}
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logger.warn(
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"JsonPath expressions with more than one result are only supported for Boolean, Number and String data types, please adapt your selector. Result: {}",
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list);
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}
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return UnDefType.NULL.toFullString();
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}
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private String createNumberList(List<?> list) {
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return list.stream().map(n -> String.valueOf(n)).collect(Collectors.joining(", ", "[", "]"));
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}
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private String createStringList(List<?> list) {
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return list.stream().map(n -> "\"" + String.valueOf(n) + "\"").collect(Collectors.joining(", ", "[", "]"));
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}
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}
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@@ -0,0 +1,131 @@
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/**
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* Copyright (c) 2010-2020 Contributors to the openHAB project
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*
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* See the NOTICE file(s) distributed with this work for additional
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* information.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Eclipse Public License 2.0 which is available at
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* http://www.eclipse.org/legal/epl-2.0
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*
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* SPDX-License-Identifier: EPL-2.0
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*/
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package org.openhab.transform.jsonpath.internal.profiles;
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import org.eclipse.jdt.annotation.NonNullByDefault;
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import org.openhab.core.library.types.StringType;
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import org.openhab.core.thing.profiles.ProfileCallback;
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import org.openhab.core.thing.profiles.ProfileContext;
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import org.openhab.core.thing.profiles.ProfileTypeUID;
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import org.openhab.core.thing.profiles.StateProfile;
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import org.openhab.core.transform.TransformationException;
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import org.openhab.core.transform.TransformationHelper;
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import org.openhab.core.transform.TransformationService;
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import org.openhab.core.types.Command;
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import org.openhab.core.types.State;
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import org.openhab.core.types.Type;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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* Profile to offer the JSonPathTransformationservice on a ItemChannelLink
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*
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* @author Stefan Triller - initial contribution
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*
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*/
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@NonNullByDefault
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public class JSonPathTransformationProfile implements StateProfile {
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public static final ProfileTypeUID PROFILE_TYPE_UID = new ProfileTypeUID(
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TransformationService.TRANSFORM_PROFILE_SCOPE, "JSONPATH");
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private final Logger logger = LoggerFactory.getLogger(JSonPathTransformationProfile.class);
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private final TransformationService service;
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private final ProfileCallback callback;
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private static final String FUNCTION_PARAM = "function";
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private static final String SOURCE_FORMAT_PARAM = "sourceFormat";
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@NonNullByDefault({})
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private final String function;
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@NonNullByDefault({})
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private final String sourceFormat;
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public JSonPathTransformationProfile(ProfileCallback callback, ProfileContext context,
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TransformationService service) {
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this.service = service;
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this.callback = callback;
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Object paramFunction = context.getConfiguration().get(FUNCTION_PARAM);
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Object paramSource = context.getConfiguration().get(SOURCE_FORMAT_PARAM);
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logger.debug("Profile configured with '{}'='{}', '{}'={}", FUNCTION_PARAM, paramFunction, SOURCE_FORMAT_PARAM,
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paramSource);
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// SOURCE_FORMAT_PARAM is an advanced parameter and we assume "%s" if it is not set
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if (paramSource == null) {
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paramSource = "%s";
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}
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if (paramFunction instanceof String && paramSource instanceof String) {
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function = (String) paramFunction;
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sourceFormat = (String) paramSource;
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} else {
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logger.error("Parameter '{}' and '{}' have to be Strings. Profile will be inactive.", FUNCTION_PARAM,
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SOURCE_FORMAT_PARAM);
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function = null;
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sourceFormat = null;
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}
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}
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@Override
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public ProfileTypeUID getProfileTypeUID() {
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return PROFILE_TYPE_UID;
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}
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@Override
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public void onStateUpdateFromItem(State state) {
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callback.handleUpdate(state);
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}
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@Override
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public void onCommandFromItem(Command command) {
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callback.handleCommand(command);
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}
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@Override
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public void onCommandFromHandler(Command command) {
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if (function == null || sourceFormat == null) {
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logger.warn(
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"Please specify a function and a source format for this Profile in the '{}', and '{}' parameters. Returning the original command now.",
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FUNCTION_PARAM, SOURCE_FORMAT_PARAM);
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callback.sendCommand(command);
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return;
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}
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callback.sendCommand((Command) transformState(command));
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}
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@Override
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public void onStateUpdateFromHandler(State state) {
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if (function == null || sourceFormat == null) {
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logger.warn(
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"Please specify a function and a source format for this Profile in the '{}' and '{}' parameters. Returning the original state now.",
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FUNCTION_PARAM, SOURCE_FORMAT_PARAM);
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callback.sendUpdate(state);
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return;
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}
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callback.sendUpdate((State) transformState(state));
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}
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private Type transformState(Type state) {
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String result = state.toFullString();
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try {
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result = TransformationHelper.transform(service, function, sourceFormat, state.toFullString());
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} catch (TransformationException e) {
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logger.warn("Could not transform state '{}' with function '{}' and format '{}'", state, function,
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sourceFormat);
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}
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StringType resultType = new StringType(result);
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logger.debug("Transformed '{}' into '{}'", state, resultType);
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return resultType;
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}
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}
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@@ -0,0 +1,71 @@
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/**
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* Copyright (c) 2010-2020 Contributors to the openHAB project
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*
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* See the NOTICE file(s) distributed with this work for additional
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* information.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Eclipse Public License 2.0 which is available at
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* http://www.eclipse.org/legal/epl-2.0
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*
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* SPDX-License-Identifier: EPL-2.0
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*/
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package org.openhab.transform.jsonpath.internal.profiles;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Locale;
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import org.eclipse.jdt.annotation.NonNullByDefault;
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import org.eclipse.jdt.annotation.Nullable;
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import org.openhab.core.thing.profiles.Profile;
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import org.openhab.core.thing.profiles.ProfileCallback;
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import org.openhab.core.thing.profiles.ProfileContext;
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import org.openhab.core.thing.profiles.ProfileFactory;
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import org.openhab.core.thing.profiles.ProfileType;
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import org.openhab.core.thing.profiles.ProfileTypeBuilder;
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import org.openhab.core.thing.profiles.ProfileTypeProvider;
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import org.openhab.core.thing.profiles.ProfileTypeUID;
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import org.openhab.core.transform.TransformationService;
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import org.osgi.service.component.annotations.Component;
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import org.osgi.service.component.annotations.Reference;
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/**
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* Profilefactory that creates the transformation profile for the jsonpath transformation service
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*
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* @author Stefan Triller - initial contribution
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*
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*/
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@NonNullByDefault
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@Component(service = { ProfileFactory.class, ProfileTypeProvider.class })
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public class JSonPathTransformationProfileFactory implements ProfileFactory, ProfileTypeProvider {
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@NonNullByDefault({})
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private TransformationService service;
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@Override
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public Collection<ProfileType> getProfileTypes(@Nullable Locale locale) {
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return Arrays.asList(ProfileTypeBuilder.newState(JSonPathTransformationProfile.PROFILE_TYPE_UID,
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JSonPathTransformationProfile.PROFILE_TYPE_UID.getId()).build());
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}
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@Override
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public @Nullable Profile createProfile(ProfileTypeUID profileTypeUID, ProfileCallback callback,
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ProfileContext profileContext) {
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return new JSonPathTransformationProfile(callback, profileContext, service);
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}
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@Override
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public Collection<ProfileTypeUID> getSupportedProfileTypeUIDs() {
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return Arrays.asList(JSonPathTransformationProfile.PROFILE_TYPE_UID);
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}
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@Reference(target = "(smarthome.transform=JSONPATH)")
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public void addTransformationService(TransformationService service) {
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this.service = service;
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}
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public void removeTransformationService(TransformationService service) {
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this.service = null;
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}
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}
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@@ -0,0 +1,18 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<config-description:config-descriptions
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:config-description="https://openhab.org/schemas/config-description/v1.0.0"
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xsi:schemaLocation="https://openhab.org/schemas/config-description/v1.0.0 https://openhab.org/schemas/config-description-1.0.0.xsd">
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<config-description uri="profile:transform:JSONPATH">
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<parameter name="function" type="text" required="true">
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<label>JSONPath Expression</label>
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<description>Expression to be applied on the state. For example: $.device.status.temperature</description>
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</parameter>
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<parameter name="sourceFormat" type="text" required="false">
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<label>State Formatter</label>
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<description>How to format the state on the channel before transforming it, i.e. %s or %.1f °C (default is %s)</description>
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<advanced>true</advanced>
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</parameter>
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</config-description>
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</config-description:config-descriptions>
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@@ -0,0 +1 @@
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Bundle resources go in here!
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