Package org.apache.activemq.kaha

Examples of org.apache.activemq.kaha.StoreLocation

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    protected IndexLinkedList getIndexList(){
        return this.indexList;
    }
   
    protected Object getKey(IndexItem item){
        StoreLocation data=item.getKeyDataItem();
        try{
            return keyDataManager.readItem(keyMarshaller,data);
        }catch(IOException e){
            log.error("Failed to get key for "+item,e);
            throw new RuntimeStoreException(e);
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        this.indexManager=im;
        this.dataManager=dfm;
        long nextItem=root.getNextItem();
        while(nextItem!=Item.POSITION_NOT_SET){
            StoreEntry item=indexManager.getIndex(nextItem);
            StoreLocation data=item.getKeyDataItem();
            Object key = dataManager.readItem(rootMarshaller,data);
            map.put(key,item);
            list.add(item);
            nextItem=item.getNextItem();
            dataManager.addInterestInFile(item.getKeyFile());
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    IndexItem addRoot(IndexManager containerIndexManager,ContainerId key) throws IOException{
        if (map.containsKey(key)){
            removeRoot(containerIndexManager,key);
        }
       
        StoreLocation data = dataManager.storeDataItem(rootMarshaller, key);
        IndexItem newRoot = indexManager.createNewIndex();
        newRoot.setKeyData(data);
        IndexItem containerRoot = containerIndexManager.createNewIndex();
        containerIndexManager.storeIndex(containerRoot);
        newRoot.setValueOffset(containerRoot.getOffset());
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    protected synchronized IndexItem writeLast(Object value) {
        IndexItem index = null;
        try {
            if (value != null) {
                StoreLocation data = dataManager.storeDataItem(marshaller, value);
                index = indexManager.createNewIndex();
                index.setValueData(data);
                IndexItem prev = indexList.getLast();
                prev = prev != null ? prev : root;
                IndexItem next = indexList.getNextEntry(prev);
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    protected synchronized IndexItem writeFirst(Object value) {
        IndexItem index = null;
        try {
            if (value != null) {
                StoreLocation data = dataManager.storeDataItem(marshaller, value);
                index = indexManager.createNewIndex();
                index.setValueData(data);
                IndexItem prev = root;
                IndexItem next = indexList.getNextEntry(prev);
                prev.setNextItem(index.getOffset());
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    protected synchronized IndexItem insert(int insertPos, Object value) {
        IndexItem index = null;
        try {
            if (value != null) {
                StoreLocation data = dataManager.storeDataItem(marshaller, value);
                index = indexManager.createNewIndex();
                index.setValueData(data);
                IndexItem prev = null;
                IndexItem next = null;
                if (insertPos <= 0) {
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    protected synchronized Object getValue(StoreEntry item) {
        Object result = null;
        if (item != null) {
            try {
                StoreLocation data = item.getValueDataItem();
                result = dataManager.readItem(marshaller, data);
            } catch (IOException e) {
                LOG.error("Failed to get value for " + item, e);
                throw new RuntimeStoreException(e);
            }
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                    init();
                    index.load();
                    long nextItem = root.getNextItem();
                    while (nextItem != Item.POSITION_NOT_SET) {
                        IndexItem item = indexManager.getIndex(nextItem);
                        StoreLocation data = item.getKeyDataItem();
                        Object key = dataManager.readItem(keyMarshaller, data);
                        if (index.isTransient()) {
                            index.store(key, item);
                        }
                        indexList.add(item);
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        Object result = null;
        if (item != null) {
            try {
                // ensure this value is up to date
                // item=indexList.getEntry(item);
                StoreLocation data = item.getValueDataItem();
                result = dataManager.readItem(valueMarshaller, data);
            } catch (IOException e) {
                LOG.error("Failed to get value for " + item, e);
                throw new RuntimeStoreException(e);
            }
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    public synchronized Object getKey(StoreEntry item) {
        load();
        Object result = null;
        if (item != null) {
            try {
                StoreLocation data = item.getKeyDataItem();
                result = dataManager.readItem(keyMarshaller, data);
            } catch (IOException e) {
                LOG.error("Failed to get key for " + item, e);
                throw new RuntimeStoreException(e);
            }
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Related Classes of org.apache.activemq.kaha.StoreLocation

  • org.apache.activemq.kaha.impl.container.ListContainerImpl
  • org.apache.activemq.kaha.impl.container.MapContainerImpl
  • org.apache.activemq.kaha.impl.index.RangeLimitedMap
  • org.apache.activemq.kaha.impl.IndexRootContainer
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