Handler refactoring

3 files changed, 0 insertions, 389 deletions

diff --git a/src/org/traccar/processing/ComputedAttributesHandler.java b/src/org/traccar/processing/ComputedAttributesHandler.java
deleted file mode 100644
index c346661d3..000000000
--- a/src/org/traccar/processing/ComputedAttributesHandler.java
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * Copyright 2017 Anton Tananaev (anton@traccar.org)
- * Copyright 2017 Andrey Kunitsyn (andrey@traccar.org)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     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.traccar.processing;
-
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashSet;
-import java.util.Map;
-import java.util.Set;
-
-import io.netty.channel.ChannelHandler;
-import org.apache.commons.jexl2.JexlEngine;
-import org.apache.commons.jexl2.JexlException;
-import org.apache.commons.jexl2.MapContext;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.traccar.BaseDataHandler;
-import org.traccar.Context;
-import org.traccar.model.Attribute;
-import org.traccar.model.Device;
-import org.traccar.model.Position;
-
-@ChannelHandler.Sharable
-public class ComputedAttributesHandler extends BaseDataHandler {
-
-    private static final Logger LOGGER = LoggerFactory.getLogger(ComputedAttributesHandler.class);
-
-    private JexlEngine engine;
-
-    private boolean mapDeviceAttributes;
-
-    public ComputedAttributesHandler() {
-        engine = new JexlEngine();
-        engine.setStrict(true);
-        engine.setFunctions(Collections.singletonMap("math", (Object) Math.class));
-        if (Context.getConfig() != null) {
-            mapDeviceAttributes = Context.getConfig().getBoolean("processing.computedAttributes.deviceAttributes");
-        }
-    }
-
-    private MapContext prepareContext(Position position) {
-        MapContext result = new MapContext();
-        if (mapDeviceAttributes) {
-            Device device = Context.getIdentityManager().getById(position.getDeviceId());
-            if (device != null) {
-                for (Object key : device.getAttributes().keySet()) {
-                    result.set((String) key, device.getAttributes().get(key));
-                }
-            }
-        }
-        Set<Method> methods = new HashSet<>(Arrays.asList(position.getClass().getMethods()));
-        methods.removeAll(Arrays.asList(Object.class.getMethods()));
-        for (Method method : methods) {
-            if (method.getName().startsWith("get") && method.getParameterTypes().length == 0) {
-                String name = Character.toLowerCase(method.getName().charAt(3)) + method.getName().substring(4);
-
-                try {
-                    if (!method.getReturnType().equals(Map.class)) {
-                        result.set(name, method.invoke(position));
-                    } else {
-                        for (Object key : ((Map) method.invoke(position)).keySet()) {
-                            result.set((String) key, ((Map) method.invoke(position)).get(key));
-                        }
-                    }
-                } catch (IllegalAccessException | InvocationTargetException error) {
-                    LOGGER.warn("Attribute reflection error", error);
-                }
-            }
-        }
-        return result;
-    }
-
-    public Object computeAttribute(Attribute attribute, Position position) throws JexlException {
-        return engine.createExpression(attribute.getExpression()).evaluate(prepareContext(position));
-    }
-
-    @Override
-    protected Position handlePosition(Position position) {
-        Collection<Attribute> attributes = Context.getAttributesManager().getItems(
-                Context.getAttributesManager().getAllDeviceItems(position.getDeviceId()));
-        for (Attribute attribute : attributes) {
-            if (attribute.getAttribute() != null) {
-                Object result = null;
-                try {
-                    result = computeAttribute(attribute, position);
-                } catch (JexlException error) {
-                    LOGGER.warn("Attribute computation error", error);
-                }
-                if (result != null) {
-                    try {
-                        switch (attribute.getType()) {
-                            case "number":
-                                Number numberValue = (Number) result;
-                                position.getAttributes().put(attribute.getAttribute(), numberValue);
-                                break;
-                            case "boolean":
-                                Boolean booleanValue = (Boolean) result;
-                                position.getAttributes().put(attribute.getAttribute(), booleanValue);
-                                break;
-                            default:
-                                position.getAttributes().put(attribute.getAttribute(), result.toString());
-                        }
-                    } catch (ClassCastException error) {
-                        LOGGER.warn("Attribute cast error", error);
-                    }
-                }
-            }
-        }
-        return position;
-    }
-
-}
diff --git a/src/org/traccar/processing/CopyAttributesHandler.java b/src/org/traccar/processing/CopyAttributesHandler.java
deleted file mode 100644
index bdd73b141..000000000
--- a/src/org/traccar/processing/CopyAttributesHandler.java
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright 2016 - 2017 Anton Tananaev (anton@traccar.org)
- * Copyright 2016 - 2017 Andrey Kunitsyn (andrey@traccar.org)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     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.traccar.processing;
-
-import io.netty.channel.ChannelHandler;
-import org.traccar.BaseDataHandler;
-import org.traccar.Context;
-import org.traccar.model.Position;
-
-@ChannelHandler.Sharable
-public class CopyAttributesHandler extends BaseDataHandler {
-
-    private Position getLastPosition(long deviceId) {
-        if (Context.getIdentityManager() != null) {
-            return Context.getIdentityManager().getLastPosition(deviceId);
-        }
-        return null;
-    }
-
-    @Override
-    protected Position handlePosition(Position position) {
-        String attributesString = Context.getDeviceManager().lookupAttributeString(
-                position.getDeviceId(), "processing.copyAttributes", "", true);
-        Position last = getLastPosition(position.getDeviceId());
-        if (attributesString.isEmpty()) {
-            attributesString = Position.KEY_DRIVER_UNIQUE_ID;
-        } else {
-            attributesString += "," + Position.KEY_DRIVER_UNIQUE_ID;
-        }
-        if (last != null) {
-            for (String attribute : attributesString.split("[ ,]")) {
-                if (last.getAttributes().containsKey(attribute) && !position.getAttributes().containsKey(attribute)) {
-                    position.getAttributes().put(attribute, last.getAttributes().get(attribute));
-                }
-            }
-        }
-        return position;
-    }
-
-}
diff --git a/src/org/traccar/processing/FilterHandler.java b/src/org/traccar/processing/FilterHandler.java
deleted file mode 100644
index eced5d253..000000000
--- a/src/org/traccar/processing/FilterHandler.java
+++ /dev/null
@@ -1,206 +0,0 @@
-/*
- * Copyright 2014 - 2018 Anton Tananaev (anton@traccar.org)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     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.traccar.processing;
-
-import io.netty.channel.ChannelHandler;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import org.traccar.BaseDataHandler;
-import org.traccar.Context;
-import org.traccar.config.Config;
-import org.traccar.config.Keys;
-import org.traccar.helper.UnitsConverter;
-import org.traccar.model.Position;
-
-@ChannelHandler.Sharable
-public class FilterHandler extends BaseDataHandler {
-
-    private static final Logger LOGGER = LoggerFactory.getLogger(FilterHandler.class);
-
-    private boolean filterInvalid;
-    private boolean filterZero;
-    private boolean filterDuplicate;
-    private long filterFuture;
-    private boolean filterApproximate;
-    private int filterAccuracy;
-    private boolean filterStatic;
-    private int filterDistance;
-    private int filterMaxSpeed;
-    private long filterMinPeriod;
-    private long skipLimit;
-    private boolean skipAttributes;
-
-    public FilterHandler(Config config) {
-        filterInvalid = config.getBoolean(Keys.FILTER_INVALID);
-        filterZero = config.getBoolean(Keys.FILTER_ZERO);
-        filterDuplicate = config.getBoolean(Keys.FILTER_DUPLICATE);
-        filterFuture = config.getLong(Keys.FILTER_FUTURE) * 1000;
-        filterAccuracy = config.getInteger(Keys.FILTER_ACCURACY);
-        filterApproximate = config.getBoolean(Keys.FILTER_APPROXIMATE);
-        filterStatic = config.getBoolean(Keys.FILTER_STATIC);
-        filterDistance = config.getInteger(Keys.FILTER_DISTANCE);
-        filterMaxSpeed = config.getInteger(Keys.FILTER_MAX_SPEED);
-        filterMinPeriod = config.getInteger(Keys.FILTER_MIN_PERIOD) * 1000;
-        skipLimit = config.getLong(Keys.FILTER_SKIP_LIMIT) * 1000;
-        skipAttributes = config.getBoolean(Keys.FILTER_SKIP_ATTRIBUTES_ENABLE);
-    }
-
-    private boolean filterInvalid(Position position) {
-        return filterInvalid && (!position.getValid()
-           || position.getLatitude() > 90 || position.getLongitude() > 180
-           || position.getLatitude() < -90 || position.getLongitude() < -180);
-    }
-
-    private boolean filterZero(Position position) {
-        return filterZero && position.getLatitude() == 0.0 && position.getLongitude() == 0.0;
-    }
-
-    private boolean filterDuplicate(Position position, Position last) {
-        if (filterDuplicate && last != null && position.getFixTime().equals(last.getFixTime())) {
-            for (String key : position.getAttributes().keySet()) {
-                if (!last.getAttributes().containsKey(key)) {
-                    return false;
-                }
-            }
-            return true;
-        }
-        return false;
-    }
-
-    private boolean filterFuture(Position position) {
-        return filterFuture != 0 && position.getFixTime().getTime() > System.currentTimeMillis() + filterFuture;
-    }
-
-    private boolean filterAccuracy(Position position) {
-        return filterAccuracy != 0 && position.getAccuracy() > filterAccuracy;
-    }
-
-    private boolean filterApproximate(Position position) {
-        return filterApproximate && position.getBoolean(Position.KEY_APPROXIMATE);
-    }
-
-    private boolean filterStatic(Position position) {
-        return filterStatic && position.getSpeed() == 0.0;
-    }
-
-    private boolean filterDistance(Position position, Position last) {
-        if (filterDistance != 0 && last != null) {
-            return position.getDouble(Position.KEY_DISTANCE) < filterDistance;
-        }
-        return false;
-    }
-
-    private boolean filterMaxSpeed(Position position, Position last) {
-        if (filterMaxSpeed != 0 && last != null) {
-            double distance = position.getDouble(Position.KEY_DISTANCE);
-            double time = position.getFixTime().getTime() - last.getFixTime().getTime();
-            return UnitsConverter.knotsFromMps(distance / (time / 1000)) > filterMaxSpeed;
-        }
-        return false;
-    }
-
-    private boolean filterMinPeriod(Position position, Position last) {
-        if (filterMinPeriod != 0 && last != null) {
-            long time = position.getFixTime().getTime() - last.getFixTime().getTime();
-            return time > 0 && time < filterMinPeriod;
-        }
-        return false;
-    }
-
-    private boolean skipLimit(Position position, Position last) {
-        if (skipLimit != 0 && last != null) {
-            return (position.getServerTime().getTime() - last.getServerTime().getTime()) > skipLimit;
-        }
-        return false;
-    }
-
-    private boolean skipAttributes(Position position) {
-        if (skipAttributes) {
-            String attributesString = Context.getIdentityManager().lookupAttributeString(
-                    position.getDeviceId(), "filter.skipAttributes", "", true);
-            for (String attribute : attributesString.split("[ ,]")) {
-                if (position.getAttributes().containsKey(attribute)) {
-                    return true;
-                }
-            }
-        }
-        return false;
-    }
-
-    private boolean filter(Position position) {
-
-        StringBuilder filterType = new StringBuilder();
-
-        Position last = null;
-        if (Context.getIdentityManager() != null) {
-            last = Context.getIdentityManager().getLastPosition(position.getDeviceId());
-        }
-
-        if (filterInvalid(position)) {
-            filterType.append("Invalid ");
-        }
-        if (filterZero(position)) {
-            filterType.append("Zero ");
-        }
-        if (filterDuplicate(position, last) && !skipLimit(position, last) && !skipAttributes(position)) {
-            filterType.append("Duplicate ");
-        }
-        if (filterFuture(position)) {
-            filterType.append("Future ");
-        }
-        if (filterAccuracy(position)) {
-            filterType.append("Accuracy ");
-        }
-        if (filterApproximate(position)) {
-            filterType.append("Approximate ");
-        }
-        if (filterStatic(position) && !skipLimit(position, last) && !skipAttributes(position)) {
-            filterType.append("Static ");
-        }
-        if (filterDistance(position, last) && !skipLimit(position, last) && !skipAttributes(position)) {
-            filterType.append("Distance ");
-        }
-        if (filterMaxSpeed(position, last)) {
-            filterType.append("MaxSpeed ");
-        }
-        if (filterMinPeriod(position, last)) {
-            filterType.append("MinPeriod ");
-        }
-
-        if (filterType.length() > 0) {
-
-            StringBuilder message = new StringBuilder();
-            message.append("Position filtered by ");
-            message.append(filterType.toString());
-            message.append("filters from device: ");
-            message.append(Context.getIdentityManager().getById(position.getDeviceId()).getUniqueId());
-
-            LOGGER.info(message.toString());
-            return true;
-        }
-
-        return false;
-    }
-
-    @Override
-    protected Position handlePosition(Position position) {
-        if (filter(position)) {
-            return null;
-        }
-        return position;
-    }
-
-}