Examples of com.orientechnologies.orient.core.exception.OSchemaException

Package com.orientechnologies.orient.core.exception

Examples of com.orientechnologies.orient.core.exception.OSchemaException

com.orientechnologies.orient.core.exception.OSchemaException


  private OClass createClassInternal(final String className, final OClass superClass, final int[] clusterIdsToAdd) {
    acquireSchemaWriteLock();
    try {
      if (className == null || className.length() == 0)
        throw new OSchemaException("Found class name null or empty");


      if (Character.isDigit(className.charAt(0)))
        throw new OSchemaException("Found invalid class name. Cannot start with numbers");


      final Character wrongCharacter = checkNameIfValid(className);
      if (wrongCharacter != null)
        throw new OSchemaException("Found invalid class name. Character '" + wrongCharacter + "' cannot be used in class name.");


      final ODatabaseRecordInternal database = getDatabase();
      final OStorage storage = database.getStorage();
      checkEmbedded(storage);


      checkClustersAreAbsent(clusterIdsToAdd);


      final int[] clusterIds;
      if (clusterIdsToAdd == null || clusterIdsToAdd.length == 0) {
        // CREATE A NEW CLUSTER(S)
        final int minimumClusters = storage.getConfiguration().getMinimumClusters();


        clusterIds = new int[minimumClusters];
        if (minimumClusters <= 1) {
          clusterIds[0] = database.getClusterIdByName(className);
          if (clusterIds[0] == -1)
            clusterIds[0] = database.addCluster(className);
        } else
          for (int i = 0; i < minimumClusters; ++i) {
            clusterIds[i] = database.getClusterIdByName(className + "_" + i);
            if (clusterIds[i] == -1)
              clusterIds[i] = database.addCluster(className + "_" + i);
          }
      } else
        clusterIds = clusterIdsToAdd;


      database.checkSecurity(ODatabaseSecurityResources.SCHEMA, ORole.PERMISSION_CREATE);


      final String key = className.toLowerCase();


      if (classes.containsKey(key))
        throw new OSchemaException("Class " + className + " already exists in current database");


      OClassImpl cls = new OClassImpl(this, className, clusterIds);


      classes.put(key, cls);
      if (cls.getShortName() != null)

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    }
  }


  public void checkEmbedded(OStorage storage) {
    if (!(storage.getUnderlying() instanceof OStorageEmbedded))
      throw new OSchemaException("'Internal' schema modification methods can be used only inside of embedded database");
  }

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      final OStorage storage = getDatabase().getStorage();
      checkEmbedded(storage);


      final OClass existingCls = clustersToClasses.get(clusterId);
      if (existingCls != null && !cls.equals(existingCls))
        throw new OSchemaException("Cluster with id " + clusterId + " already belongs to class " + clustersToClasses.get(clusterId));


      clustersToClasses.put(clusterId, cls);
    } finally {
      releaseSchemaWriteLock();
    }

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        return;


      final OClass existingCls = clustersToClasses.get(clusterId);


      if (existingCls != null && !cls.equals(existingCls))
        throw new OSchemaException("Cluster with id " + clusterId + " already belongs to class " + clustersToClasses.get(clusterId));


    } finally {
      releaseSchemaReadLock();
    }
  }

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  public OClass getClassByClusterId(int clusterId) {
    acquireSchemaReadLock();
    try {
      if (!clustersCanNotBeSharedAmongClasses)
        throw new OSchemaException("This feature is not supported in current version of binary format.");


      return clustersToClasses.get(clusterId);
    } finally {
      releaseSchemaReadLock();
    }

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      final String key = className.toLowerCase();


      OClass cls = classes.get(key);


      if (cls == null)
        throw new OSchemaException("Class " + className + " was not found in current database");


      if (!cls.getBaseClasses().isEmpty())
        throw new OSchemaException("Class " + className
            + " cannot be dropped because it has sub classes. Remove the dependencies before trying to drop it again");


      final ODatabaseRecordInternal db = getDatabase();
      final OStorage storage = db.getStorage();

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      final String key = className.toLowerCase();


      final OClass cls = classes.get(key);
      if (cls == null)
        throw new OSchemaException("Class " + className + " was not found in current database");


      if (!cls.getBaseClasses().isEmpty())
        throw new OSchemaException("Class " + className
            + " cannot be dropped because it has sub classes. Remove the dependencies before trying to drop it again");


      checkEmbedded(getDatabase().getStorage());


      if (cls.getSuperClass() != null)

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  private void saveInternal() {
    final ODatabaseRecord db = getDatabase();


    if (db.getTransaction().isActive()) {
      reload(null, true);
      throw new OSchemaException("Cannot change the schema while a transaction is active. Schema changes are not transactional");
    }


    setDirty();


    try {

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    for (int clusterId : iClusterIds) {
      if (clusterId < 0)
        continue;


      if (clustersToClasses.containsKey(clusterId))
        throw new OSchemaException("Cluster with id " + clusterId + " already belongs to class " + clustersToClasses.get(clusterId));
    }
  }

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  public OGlobalProperty createGlobalProperty(String name, OType type, Integer id) {
    OGlobalProperty global;
    if (id < properties.size() && (global = properties.get(id)) != null) {
      if (!global.getName().equals(name) || !global.getType().equals(type))
        throw new OSchemaException("A property with id " + id + " already exist ");
      return global;
    }


    global = new OGlobalPropertyImpl(name, type, id);
    ensurePropertiesSize(id);

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Related Classes of com.orientechnologies.orient.core.exception.OSchemaException

com.orientechnologies.orient.core.db.ODatabaseRecordWrapperAbstract

com.orientechnologies.orient.core.db.record.ODatabaseRecordAbstract

com.orientechnologies.orient.core.db.tool.ODatabaseImport

com.orientechnologies.orient.core.metadata.schema.OClass

com.orientechnologies.orient.core.metadata.schema.OClassImpl

com.orientechnologies.orient.core.metadata.schema.OProperty

com.orientechnologies.orient.core.metadata.schema.OPropertyImpl

com.orientechnologies.orient.core.metadata.schema.OSchema

com.orientechnologies.orient.core.metadata.schema.OSchemaShared

com.orientechnologies.orient.core.record.impl.ODocument

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