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Add methods to access item Metadata registry #201

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Add methods to access item Metadata registry #201

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03a91f2
Add metadata registry and methods to access item metadata
seime Jul 10, 2024
7484543
Revert pom changes
seime Jul 10, 2024
0975640
Remove unwanted changes
seime Jul 10, 2024
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19 changes: 4 additions & 15 deletions src/main/java/org/openhab/automation/jrule/internal/handler/JRuleHandler.java
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Original file line number Diff line number Diff line change
Expand Up @@ -14,32 +14,20 @@

import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.*;
import java.lang.reflect.InvocationTargetException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import java.util.*;
import java.util.concurrent.TimeUnit;
import java.util.stream.Collectors;

import org.eclipse.jdt.annotation.NonNullByDefault;
import org.eclipse.jdt.annotation.Nullable;
import org.openhab.automation.jrule.actions.JRuleActionClassGenerator;
import org.openhab.automation.jrule.internal.JRuleConfig;
import org.openhab.automation.jrule.internal.JRuleConstants;
import org.openhab.automation.jrule.internal.JRuleDelayedDebouncingExecutor;
import org.openhab.automation.jrule.internal.JRuleLog;
import org.openhab.automation.jrule.internal.JRuleUtil;
import org.openhab.automation.jrule.internal.*;
import org.openhab.automation.jrule.internal.compiler.JRuleCompiler;
import org.openhab.automation.jrule.internal.compiler.JRuleJarExtractor;
import org.openhab.automation.jrule.internal.engine.JRuleEngine;
Expand Down Expand Up @@ -162,6 +150,7 @@ public JRuleHandler(JRuleConfig config, ItemRegistry itemRegistry, ItemChannelLi
final JRuleItemHandler itemHandler = JRuleItemHandler.get();
itemHandler.setItemRegistry(itemRegistry);
itemHandler.setItemChannelLinkRegistry(itemChannelLinkRegistry);
itemHandler.setMetadataRegistry(metadataRegistry);
logDebug("JRuleHandler()");
}

Expand Down
41 changes: 38 additions & 3 deletions src/main/java/org/openhab/automation/jrule/internal/handler/JRuleItemHandler.java
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Original file line number Diff line number Diff line change
Expand Up @@ -13,10 +13,12 @@
package org.openhab.automation.jrule.internal.handler;

import java.util.Arrays;
import java.util.Collection;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;

import org.openhab.core.items.GroupItem;
import org.openhab.core.items.Item;
import org.openhab.core.items.ItemRegistry;
import org.openhab.core.items.*;
import org.openhab.core.library.items.NumberItem;
import org.openhab.core.library.items.StringItem;
import org.openhab.core.library.items.SwitchItem;
Expand All @@ -42,6 +44,12 @@ private JRuleItemHandler() {
private ItemRegistry itemRegistry;
private ItemChannelLinkRegistry itemChannelLinkRegistry;

private MetadataRegistry metadataRegistry;

public void setMetadataRegistry(MetadataRegistry metadataRegistry) {
this.metadataRegistry = metadataRegistry;
}

public void setItemRegistry(ItemRegistry itemRegistry) {
this.itemRegistry = itemRegistry;
}
Expand Down Expand Up @@ -161,4 +169,31 @@ public void linkItemWithChannel(String itemName, ChannelUID uid) {
ItemChannelLink link = new ItemChannelLink(itemName, uid);
itemChannelLinkRegistry.add(link);
}

public Collection<ItemChannelLink> getChannelLinks(String itemName) {
return itemChannelLinkRegistry.getLinks(itemName);
}

public void unlinkItemFromChannel(String itemName) {
itemChannelLinkRegistry.removeLinksForItem(itemName);
}

public Collection<Item> getItemsWithMetadata(String namespace, String value) {
Set<Item> itemsWithMatchingMetadata = itemRegistry.getItems().stream().filter(item -> {
MetadataKey key = new MetadataKey(namespace, item.getName());
Metadata metadata = metadataRegistry.get(key);
return metadata != null && metadata.getValue().equals(value);
}).collect(Collectors.toSet());
return itemsWithMatchingMetadata;
}

public Map<String, Object> getItemMetadataConfiguration(String namespace, String value, Item item) {
MetadataKey key = new MetadataKey(namespace, item.getName());
Metadata metadata = metadataRegistry.get(key);
if (metadata != null && metadata.getValue().equals(value)) {
return metadata.getConfiguration();
} else {
return null;
}
}
}
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