Examples of org.exist.storage.DBBroker.openCollection()

org.exist.storage.DBBroker.openCollection()
Open a collection for reading or writing. The collection is identified by its absolute path, e.g. /db/shakespeare. It will be loaded and locked according to the lockMode argument. The caller should take care to release the collection lock properly. @param uri The collection path @param lockMode one of the modes specified in class {@link org.exist.storage.lock.Lock} @return collection or null if no collection matches the path

            
            resource = broker.getXMLResource(path, Lock.READ_LOCK);
            
            if(resource == null) {
                // Test for collection
                collection = broker.openCollection(path, Lock.READ_LOCK);
                if(collection == null){
                    // No collection, no document
                    throw new IOException("Resource "+xmldbURL.getPath()+" not found.");
                    
                } else {

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        DBBroker broker = null;
        Collection col1 = null;
        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);


            DocumentImpl doc2 = col1.getDocument(broker, doc2uri.lastSegment());
        //add first key-value
        doc3Metadata.put(KEY1, doc2);
        doc3Metadata.put(KEY2, VALUE1);

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        DBBroker broker = null;
        Collection col1 = null;
        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);


            DocumentImpl doc2 = col1.getDocument(broker, doc2uri.lastSegment());


        //add first key-value
        doc3Metadata.put(KEY1, doc2);

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        DBBroker broker = null;
        Collection col1 = null;
        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);


            DocumentImpl doc2 = col1.getDocument(broker, doc2uri.lastSegment());


        //add first key-value
        doc3Metadata.put(KEY1, doc2);

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        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            txnManager = pool.getTransactionManager();
            txn = txnManager.beginTransaction();


            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);
            if(col1 != null) {
              broker.removeCollection(txn, col1);
            }


            col2 = broker.openCollection(col2uri, Lock.WRITE_LOCK);

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            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);
            if(col1 != null) {
              broker.removeCollection(txn, col1);
            }


            col2 = broker.openCollection(col2uri, Lock.WRITE_LOCK);
            if(col2 != null) {
              broker.removeCollection(txn, col2);
            }


          txnManager.commit(txn);

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      DBBroker broker = null;
        Collection col1 = null;
        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            col1 = broker.openCollection(col1uri, Lock.READ_LOCK);


            final DocumentImpl doc2 = col1.getDocument(broker, doc2uri.lastSegment());


        //add metas for XML document
        doc1Metadata.put(KEY1, doc2);

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      DBBroker broker = null;
        Collection col1 = null;
        Collection parentCol = null;
        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);
            parentCol = broker.openCollection(col2uri.removeLastSegment(), Lock.WRITE_LOCK);


            final DocumentImpl doc2 = col1.getDocument(broker, doc2uri.lastSegment());


        //add metas for XML document

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        Collection col1 = null;
        Collection parentCol = null;
        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);
            parentCol = broker.openCollection(col2uri.removeLastSegment(), Lock.WRITE_LOCK);


            final DocumentImpl doc2 = col1.getDocument(broker, doc2uri.lastSegment());


        //add metas for XML document
        doc1Metadata.put(KEY1, doc2);

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        DBBroker broker = null;
        Collection col1 = null;
        try {
            broker = pool.get(pool.getSecurityManager().getSystemSubject());
            col1 = broker.openCollection(col1uri, Lock.WRITE_LOCK);


            final DocumentImpl doc2 = col1.getDocument(broker, doc2uri.lastSegment());


        //add first key-value
        doc1Metadata.put(KEY1, doc2);

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