https://cassandra.apache.org: The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.
  • Andres de la Peña
  • Avinash Lakshman
  • Aleksey Yeschenko
  • Aaron Morton
  • Ariel Weisberg
  • Blake Eggleston
  • Benedict Elliott Smith
  • Benjamin Lerer
  • Branimir Lambov
  • Brandon Williams
  • Carl Yeksigian
  • David Brosiusd
  • Dikang Gu
  • Eric Evans
  • Gary Dusbabek
  • Chris Goffinet
  • Alex Petrov
  • Laine Jaakko Olavi
  • T Jake Luciani
  • Jason Brown
  • Jonathan Ellis
  • Jake Farrell
  • Jeff Jirsa
  • Joel Knighton
  • Josh McKenzie
  • Johan Oskarsson
  • Jun Rao
  • Jay Zhuang
  • Sankalp Kohli
  • Marcus Eriksson
  • Michael Semb Wever
  • Mikhail Stepura
  • Michael Shuler
  • Paulo Motta
  • Prashant Malik
  • Robert Stupp
  • Peter Schuller
  • Sam Tunnicliffe
  • Sylvain Lebresne
  • Stefania Alborghetti
  • Tyler Hobbs
  • Vijay Parthasarathy
  • Pavel Yaskevich
  • Yuki Morishita
  • Nate McCall 
public class org.apache.cassandra.cql3.statements.DropTableStatement extends org.apache.cassandra.cql3.statements.SchemaAlteringStatement
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.cassandra.cql3.statements.DropTableStatement
  super_class: org.apache.cassandra.cql3.statements.SchemaAlteringStatement
{
  private final boolean ifExists;
    descriptor: Z
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(org.apache.cassandra.cql3.CFName, boolean);
    descriptor: (Lorg/apache/cassandra/cql3/CFName;Z)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
        start local 1 // org.apache.cassandra.cql3.CFName name
        start local 2 // boolean ifExists
         0: .line 40
            aload 0 /* this */
            aload 1 /* name */
            invokespecial org.apache.cassandra.cql3.statements.SchemaAlteringStatement.<init>:(Lorg/apache/cassandra/cql3/CFName;)V
         1: .line 41
            aload 0 /* this */
            iload 2 /* ifExists */
            putfield org.apache.cassandra.cql3.statements.DropTableStatement.ifExists:Z
         2: .line 42
            return
        end local 2 // boolean ifExists
        end local 1 // org.apache.cassandra.cql3.CFName name
        end local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    3     0      this  Lorg/apache/cassandra/cql3/statements/DropTableStatement;
            0    3     1      name  Lorg/apache/cassandra/cql3/CFName;
            0    3     2  ifExists  Z
    MethodParameters:
          Name  Flags
      name      
      ifExists  

  public void checkAccess(org.apache.cassandra.service.ClientState);
    descriptor: (Lorg/apache/cassandra/service/ClientState;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=3, args_size=2
        start local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
        start local 1 // org.apache.cassandra.service.ClientState state
         0: .line 48
            aload 1 /* state */
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.keyspace:()Ljava/lang/String;
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.columnFamily:()Ljava/lang/String;
            getstatic org.apache.cassandra.auth.Permission.DROP:Lorg/apache/cassandra/auth/Permission;
            invokevirtual org.apache.cassandra.service.ClientState.hasColumnFamilyAccess:(Ljava/lang/String;Ljava/lang/String;Lorg/apache/cassandra/auth/Permission;)V
         1: .line 49
            goto 5
         2: .line 50
      StackMap locals:
      StackMap stack: org.apache.cassandra.exceptions.InvalidRequestException
            astore 2 /* e */
        start local 2 // org.apache.cassandra.exceptions.InvalidRequestException e
         3: .line 52
            aload 0 /* this */
            getfield org.apache.cassandra.cql3.statements.DropTableStatement.ifExists:Z
            ifne 5
         4: .line 53
            aload 2 /* e */
            athrow
        end local 2 // org.apache.cassandra.exceptions.InvalidRequestException e
         5: .line 55
      StackMap locals:
      StackMap stack:
            return
        end local 1 // org.apache.cassandra.service.ClientState state
        end local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    6     0   this  Lorg/apache/cassandra/cql3/statements/DropTableStatement;
            0    6     1  state  Lorg/apache/cassandra/service/ClientState;
            3    5     2      e  Lorg/apache/cassandra/exceptions/InvalidRequestException;
      Exception table:
        from    to  target  type
           0     1       2  Class org.apache.cassandra.exceptions.InvalidRequestException
    Exceptions:
      throws org.apache.cassandra.exceptions.UnauthorizedException, org.apache.cassandra.exceptions.InvalidRequestException
    MethodParameters:
       Name  Flags
      state  

  public void validate(org.apache.cassandra.service.ClientState);
    descriptor: (Lorg/apache/cassandra/service/ClientState;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=0, locals=2, args_size=2
        start local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
        start local 1 // org.apache.cassandra.service.ClientState state
         0: .line 60
            return
        end local 1 // org.apache.cassandra.service.ClientState state
        end local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lorg/apache/cassandra/cql3/statements/DropTableStatement;
            0    1     1  state  Lorg/apache/cassandra/service/ClientState;
    MethodParameters:
       Name  Flags
      state  

  public org.apache.cassandra.transport.Event$SchemaChange announceMigration(org.apache.cassandra.service.QueryState, boolean);
    descriptor: (Lorg/apache/cassandra/service/QueryState;Z)Lorg/apache/cassandra/transport/Event$SchemaChange;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=7, locals=9, args_size=3
        start local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
        start local 1 // org.apache.cassandra.service.QueryState queryState
        start local 2 // boolean isLocalOnly
         0: .line 66
            getstatic org.apache.cassandra.config.Schema.instance:Lorg/apache/cassandra/config/Schema;
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.keyspace:()Ljava/lang/String;
            invokevirtual org.apache.cassandra.config.Schema.getKSMetaData:(Ljava/lang/String;)Lorg/apache/cassandra/schema/KeyspaceMetadata;
            astore 3 /* ksm */
        start local 3 // org.apache.cassandra.schema.KeyspaceMetadata ksm
         1: .line 67
            aload 3 /* ksm */
            ifnonnull 3
         2: .line 68
            new org.apache.cassandra.exceptions.ConfigurationException
            dup
            ldc "Cannot drop table in unknown keyspace '%s'"
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.keyspace:()Ljava/lang/String;
            aastore
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial org.apache.cassandra.exceptions.ConfigurationException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 69
      StackMap locals: org.apache.cassandra.schema.KeyspaceMetadata
      StackMap stack:
            aload 3 /* ksm */
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.columnFamily:()Ljava/lang/String;
            invokevirtual org.apache.cassandra.schema.KeyspaceMetadata.getTableOrViewNullable:(Ljava/lang/String;)Lorg/apache/cassandra/config/CFMetaData;
            astore 4 /* cfm */
        start local 4 // org.apache.cassandra.config.CFMetaData cfm
         4: .line 70
            aload 4 /* cfm */
            ifnull 22
         5: .line 72
            aload 4 /* cfm */
            invokevirtual org.apache.cassandra.config.CFMetaData.isView:()Z
            ifeq 7
         6: .line 73
            new org.apache.cassandra.exceptions.InvalidRequestException
            dup
            ldc "Cannot use DROP TABLE on Materialized View"
            invokespecial org.apache.cassandra.exceptions.InvalidRequestException.<init>:(Ljava/lang/String;)V
            athrow
         7: .line 75
      StackMap locals: org.apache.cassandra.config.CFMetaData
      StackMap stack:
            iconst_0
            istore 5 /* rejectDrop */
        start local 5 // boolean rejectDrop
         8: .line 76
            new java.lang.StringBuilder
            dup
            invokespecial java.lang.StringBuilder.<init>:()V
            astore 6 /* messageBuilder */
        start local 6 // java.lang.StringBuilder messageBuilder
         9: .line 77
            aload 3 /* ksm */
            getfield org.apache.cassandra.schema.KeyspaceMetadata.views:Lorg/apache/cassandra/schema/Views;
            invokevirtual org.apache.cassandra.schema.Views.iterator:()Ljava/util/Iterator;
            astore 8
            goto 16
      StackMap locals: org.apache.cassandra.cql3.statements.DropTableStatement org.apache.cassandra.service.QueryState int org.apache.cassandra.schema.KeyspaceMetadata org.apache.cassandra.config.CFMetaData int java.lang.StringBuilder top java.util.Iterator
      StackMap stack:
        10: aload 8
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.apache.cassandra.config.ViewDefinition
            astore 7 /* def */
        start local 7 // org.apache.cassandra.config.ViewDefinition def
        11: .line 79
            aload 7 /* def */
            getfield org.apache.cassandra.config.ViewDefinition.baseTableId:Ljava/util/UUID;
            aload 4 /* cfm */
            getfield org.apache.cassandra.config.CFMetaData.cfId:Ljava/util/UUID;
            invokevirtual java.util.UUID.equals:(Ljava/lang/Object;)Z
            ifeq 16
        12: .line 81
            iload 5 /* rejectDrop */
            ifeq 14
        13: .line 82
            aload 6 /* messageBuilder */
            bipush 44
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        14: .line 83
      StackMap locals: org.apache.cassandra.cql3.statements.DropTableStatement org.apache.cassandra.service.QueryState int org.apache.cassandra.schema.KeyspaceMetadata org.apache.cassandra.config.CFMetaData int java.lang.StringBuilder org.apache.cassandra.config.ViewDefinition java.util.Iterator
      StackMap stack:
            iconst_1
            istore 5 /* rejectDrop */
        15: .line 84
            aload 6 /* messageBuilder */
            aload 7 /* def */
            getfield org.apache.cassandra.config.ViewDefinition.viewName:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
        end local 7 // org.apache.cassandra.config.ViewDefinition def
        16: .line 77
      StackMap locals: org.apache.cassandra.cql3.statements.DropTableStatement org.apache.cassandra.service.QueryState int org.apache.cassandra.schema.KeyspaceMetadata org.apache.cassandra.config.CFMetaData int java.lang.StringBuilder top java.util.Iterator
      StackMap stack:
            aload 8
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 10
        17: .line 87
            iload 5 /* rejectDrop */
            ifeq 22
        18: .line 89
            new org.apache.cassandra.exceptions.InvalidRequestException
            dup
            ldc "Cannot drop table when materialized views still depend on it (%s.{%s})"
            iconst_2
            anewarray java.lang.Object
            dup
            iconst_0
        19: .line 90
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.keyspace:()Ljava/lang/String;
            aastore
            dup
            iconst_1
        20: .line 91
            aload 6 /* messageBuilder */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            aastore
        21: .line 89
            invokestatic java.lang.String.format:(Ljava/lang/String;[Ljava/lang/Object;)Ljava/lang/String;
            invokespecial org.apache.cassandra.exceptions.InvalidRequestException.<init>:(Ljava/lang/String;)V
            athrow
        end local 6 // java.lang.StringBuilder messageBuilder
        end local 5 // boolean rejectDrop
        22: .line 94
      StackMap locals: org.apache.cassandra.cql3.statements.DropTableStatement org.apache.cassandra.service.QueryState int org.apache.cassandra.schema.KeyspaceMetadata org.apache.cassandra.config.CFMetaData
      StackMap stack:
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.keyspace:()Ljava/lang/String;
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.columnFamily:()Ljava/lang/String;
            iload 2 /* isLocalOnly */
            invokestatic org.apache.cassandra.service.MigrationManager.announceColumnFamilyDrop:(Ljava/lang/String;Ljava/lang/String;Z)V
        23: .line 95
            new org.apache.cassandra.transport.Event$SchemaChange
            dup
            getstatic org.apache.cassandra.transport.Event$SchemaChange$Change.DROPPED:Lorg/apache/cassandra/transport/Event$SchemaChange$Change;
            getstatic org.apache.cassandra.transport.Event$SchemaChange$Target.TABLE:Lorg/apache/cassandra/transport/Event$SchemaChange$Target;
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.keyspace:()Ljava/lang/String;
            aload 0 /* this */
            invokevirtual org.apache.cassandra.cql3.statements.DropTableStatement.columnFamily:()Ljava/lang/String;
            invokespecial org.apache.cassandra.transport.Event$SchemaChange.<init>:(Lorg/apache/cassandra/transport/Event$SchemaChange$Change;Lorg/apache/cassandra/transport/Event$SchemaChange$Target;Ljava/lang/String;Ljava/lang/String;)V
        24: areturn
        end local 4 // org.apache.cassandra.config.CFMetaData cfm
        end local 3 // org.apache.cassandra.schema.KeyspaceMetadata ksm
        25: .line 97
      StackMap locals: org.apache.cassandra.cql3.statements.DropTableStatement org.apache.cassandra.service.QueryState int
      StackMap stack: org.apache.cassandra.exceptions.ConfigurationException
            astore 3 /* e */
        start local 3 // org.apache.cassandra.exceptions.ConfigurationException e
        26: .line 99
            aload 0 /* this */
            getfield org.apache.cassandra.cql3.statements.DropTableStatement.ifExists:Z
            ifeq 28
        27: .line 100
            aconst_null
            areturn
        28: .line 101
      StackMap locals: org.apache.cassandra.exceptions.ConfigurationException
      StackMap stack:
            aload 3 /* e */
            athrow
        end local 3 // org.apache.cassandra.exceptions.ConfigurationException e
        end local 2 // boolean isLocalOnly
        end local 1 // org.apache.cassandra.service.QueryState queryState
        end local 0 // org.apache.cassandra.cql3.statements.DropTableStatement this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0   29     0            this  Lorg/apache/cassandra/cql3/statements/DropTableStatement;
            0   29     1      queryState  Lorg/apache/cassandra/service/QueryState;
            0   29     2     isLocalOnly  Z
            1   25     3             ksm  Lorg/apache/cassandra/schema/KeyspaceMetadata;
            4   25     4             cfm  Lorg/apache/cassandra/config/CFMetaData;
            8   22     5      rejectDrop  Z
            9   22     6  messageBuilder  Ljava/lang/StringBuilder;
           11   16     7             def  Lorg/apache/cassandra/config/ViewDefinition;
           26   29     3               e  Lorg/apache/cassandra/exceptions/ConfigurationException;
      Exception table:
        from    to  target  type
           0    24      25  Class org.apache.cassandra.exceptions.ConfigurationException
    Exceptions:
      throws org.apache.cassandra.exceptions.ConfigurationException
    MethodParameters:
             Name  Flags
      queryState   
      isLocalOnly  
}
SourceFile: "DropTableStatement.java"
InnerClasses:
  public SchemaChange = org.apache.cassandra.transport.Event$SchemaChange of org.apache.cassandra.transport.Event
  public final Change = org.apache.cassandra.transport.Event$SchemaChange$Change of org.apache.cassandra.transport.Event$SchemaChange
  public final Target = org.apache.cassandra.transport.Event$SchemaChange$Target of org.apache.cassandra.transport.Event$SchemaChange